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Snapshot of upstream SQLite 3.7.17

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This commit is contained in:
Nick Parker 2013-05-21 15:38:11 -05:00
parent 7d88842525
commit 67300dfce8
195 changed files with 7166 additions and 6391 deletions
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33
Makefile.in
View File

@ -167,6 +167,7 @@ LIBOBJS0 = alter.lo analyze.lo attach.lo auth.lo \
expr.lo fault.lo fkey.lo \
fts3.lo fts3_aux.lo fts3_expr.lo fts3_hash.lo fts3_icu.lo \
fts3_porter.lo fts3_snippet.lo fts3_tokenizer.lo fts3_tokenizer1.lo \
fts3_tokenize_vtab.lo \
fts3_unicode.lo fts3_unicode2.lo fts3_write.lo \
func.lo global.lo hash.lo \
icu.lo insert.lo journal.lo legacy.lo loadext.lo \
@ -316,6 +317,7 @@ SRC += \
$(TOP)/ext/fts3/fts3_tokenizer.h \
$(TOP)/ext/fts3/fts3_tokenizer.c \
$(TOP)/ext/fts3/fts3_tokenizer1.c \
$(TOP)/ext/fts3/fts3_tokenize_vtab.c \
$(TOP)/ext/fts3/fts3_unicode.c \
$(TOP)/ext/fts3/fts3_unicode2.c \
$(TOP)/ext/fts3/fts3_write.c
@ -357,8 +359,8 @@ TESTSRC = \
$(TOP)/src/test_config.c \
$(TOP)/src/test_demovfs.c \
$(TOP)/src/test_devsym.c \
$(TOP)/src/test_fs.c \
$(TOP)/src/test_func.c \
$(TOP)/src/test_fuzzer.c \
$(TOP)/src/test_hexio.c \
$(TOP)/src/test_init.c \
$(TOP)/src/test_intarray.c \
@ -379,11 +381,22 @@ TESTSRC = \
$(TOP)/src/test_tclvar.c \
$(TOP)/src/test_thread.c \
$(TOP)/src/test_vfs.c \
$(TOP)/src/test_wholenumber.c \
$(TOP)/src/test_wsd.c \
$(TOP)/ext/fts3/fts3_term.c \
$(TOP)/ext/fts3/fts3_test.c
# Statically linked extensions
#
TESTSRC += \
$(TOP)/ext/misc/amatch.c \
$(TOP)/ext/misc/closure.c \
$(TOP)/ext/misc/fuzzer.c \
$(TOP)/ext/misc/ieee754.c \
$(TOP)/ext/misc/nextchar.c \
$(TOP)/ext/misc/regexp.c \
$(TOP)/ext/misc/spellfix.c \
$(TOP)/ext/misc/wholenumber.c
# Source code to the library files needed by the test fixture
#
TESTSRC2 = \
@ -398,6 +411,7 @@ TESTSRC2 = \
$(TOP)/src/func.c \
$(TOP)/src/insert.c \
$(TOP)/src/wal.c \
$(TOP)/src/main.c \
$(TOP)/src/mem5.c \
$(TOP)/src/os.c \
$(TOP)/src/os_unix.c \
@ -500,6 +514,11 @@ sqlite3$(TEXE): $(TOP)/src/shell.c libsqlite3.la sqlite3.h
-o $@ $(TOP)/src/shell.c libsqlite3.la \
$(LIBREADLINE) $(TLIBS) -rpath "$(libdir)"
mptester$(EXE): sqlite3.c $(TOP)/mptest/mptest.c
$(LTLINK) -o $@ -I. $(TOP)/mptest/mptest.c sqlite3.c \
$(TLIBS) -rpath "$(libdir)"
# This target creates a directory named "tsrc" and fills it with
# copies of all of the C source code and header files needed to
# build on the target system. Some of the C source code and header
@ -517,6 +536,7 @@ sqlite3$(TEXE): $(TOP)/src/shell.c libsqlite3.la sqlite3.h
sqlite3.c: .target_source $(TOP)/tool/mksqlite3c.tcl
$(TCLSH_CMD) $(TOP)/tool/mksqlite3c.tcl
cp tsrc/shell.c tsrc/sqlite3ext.h .
tclsqlite3.c: sqlite3.c
echo '#ifndef USE_SYSTEM_SQLITE' >tclsqlite3.c
@ -850,6 +870,9 @@ fts3_tokenizer.lo: $(TOP)/ext/fts3/fts3_tokenizer.c $(HDR) $(EXTHDR)
fts3_tokenizer1.lo: $(TOP)/ext/fts3/fts3_tokenizer1.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_tokenizer1.c
fts3_tokenize_vtab.lo: $(TOP)/ext/fts3/fts3_tokenize_vtab.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_tokenize_vtab.c
fts3_unicode.lo: $(TOP)/ext/fts3/fts3_unicode.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_unicode.c
@ -876,7 +899,8 @@ TESTFIXTURE_FLAGS += -DBUILD_sqlite
TESTFIXTURE_SRC0 = $(TESTSRC2) libsqlite3.la
TESTFIXTURE_SRC1 = sqlite3.c
TESTFIXTURE_SRC = $(TESTSRC) $(TOP)/src/tclsqlite.c $(TESTFIXTURE_SRC$(USE_AMALGAMATION))
TESTFIXTURE_SRC = $(TESTSRC) $(TOP)/src/tclsqlite.c
TESTFIXTURE_SRC += $(TESTFIXTURE_SRC$(USE_AMALGAMATION))
testfixture$(TEXE): $(TESTFIXTURE_SRC)
$(LTLINK) -DSQLITE_NO_SYNC=1 $(TEMP_STORE) $(TESTFIXTURE_FLAGS) \
@ -942,8 +966,11 @@ clean:
rm -f testfixture$(TEXE) test.db
rm -f sqlite3.dll sqlite3.lib sqlite3.exp sqlite3.def
rm -f sqlite3.c
rm -f sqlite3rc.h
rm -f shell.c sqlite3ext.h
rm -f sqlite3_analyzer$(TEXE) sqlite3_analyzer.c
rm -f sqlite-*-output.vsix
rm -f mptester mptester.exe
distclean: clean
rm -f config.log config.status libtool Makefile sqlite3.pc

36
Makefile.msc
View File

@ -478,7 +478,7 @@ LIBOBJS0 = alter.lo analyze.lo attach.lo auth.lo \
expr.lo fault.lo fkey.lo \
fts3.lo fts3_aux.lo fts3_expr.lo fts3_hash.lo fts3_icu.lo \
fts3_porter.lo fts3_snippet.lo fts3_tokenizer.lo fts3_tokenizer1.lo \
fts3_unicode.lo fts3_unicode2.lo fts3_write.lo \
fts3_tokenize_vtab.lo fts3_unicode.lo fts3_unicode2.lo fts3_write.lo \
func.lo global.lo hash.lo \
icu.lo insert.lo journal.lo legacy.lo loadext.lo \
main.lo malloc.lo mem0.lo mem1.lo mem2.lo mem3.lo mem5.lo \
@ -638,6 +638,7 @@ SRC = $(SRC) \
$(TOP)\ext\fts3\fts3_tokenizer.h \
$(TOP)\ext\fts3\fts3_tokenizer.c \
$(TOP)\ext\fts3\fts3_tokenizer1.c \
$(TOP)\ext\fts3\fts3_tokenize_vtab.c \
$(TOP)\ext\fts3\fts3_unicode.c \
$(TOP)\ext\fts3\fts3_unicode2.c \
$(TOP)\ext\fts3\fts3_write.c
@ -678,8 +679,8 @@ TESTSRC = \
$(TOP)\src\test_config.c \
$(TOP)\src\test_demovfs.c \
$(TOP)\src\test_devsym.c \
$(TOP)\src\test_fs.c \
$(TOP)\src\test_func.c \
$(TOP)\src\test_fuzzer.c \
$(TOP)\src\test_hexio.c \
$(TOP)\src\test_init.c \
$(TOP)\src\test_intarray.c \
@ -700,11 +701,23 @@ TESTSRC = \
$(TOP)\src\test_tclvar.c \
$(TOP)\src\test_thread.c \
$(TOP)\src\test_vfs.c \
$(TOP)\src\test_wholenumber.c \
$(TOP)\src\test_wsd.c \
$(TOP)\ext\fts3\fts3_term.c \
$(TOP)\ext\fts3\fts3_test.c
# Statically linked extensions
#
TESTEXT = \
$(TOP)\ext\misc\amatch.c \
$(TOP)\ext\misc\closure.c \
$(TOP)\ext\misc\fuzzer.c \
$(TOP)\ext\misc\ieee754.c \
$(TOP)\ext\misc\nextchar.c \
$(TOP)\ext\misc\regexp.c \
$(TOP)\ext\misc\spellfix.c \
$(TOP)\ext\misc\wholenumber.c
# Source code to the library files needed by the test fixture
#
TESTSRC2 = \
@ -719,6 +732,7 @@ TESTSRC2 = \
$(TOP)\src\func.c \
$(TOP)\src\insert.c \
$(TOP)\src\wal.c \
$(TOP)\src\main.c \
$(TOP)\src\mem5.c \
$(TOP)\src\os.c \
$(TOP)\src\os_unix.c \
@ -746,6 +760,7 @@ TESTSRC2 = \
$(TOP)\ext\fts3\fts3_aux.c \
$(TOP)\ext\fts3\fts3_expr.c \
$(TOP)\ext\fts3\fts3_tokenizer.c \
$(TOP)\ext\fts3\fts3_tokenize_vtab.c \
$(TOP)\ext\fts3\fts3_unicode.c \
$(TOP)\ext\fts3\fts3_unicode2.c \
$(TOP)\ext\fts3\fts3_write.c \
@ -811,6 +826,10 @@ sqlite3.exe: $(TOP)\src\shell.c libsqlite3.lib $(LIBRESOBJS) sqlite3.h
$(TOP)\src\shell.c \
/link $(LTLINKOPTS) $(LTLIBPATHS) libsqlite3.lib $(LIBRESOBJS) $(LIBREADLINE) $(LTLIBS) $(TLIBS)
mptester.exe: $(TOP)\mptest\mptest.c libsqlite3.lib $(LIBRESOBJS) sqlite3.h
$(LTLINK) $(TOP)\mptest\mptest.c \
/link $(LTLINKOPTS) $(LTLIBPATHS) libsqlite3.lib $(LIBRESOBJS) $(LIBREADLINE) $(LTLIBS) $(TLIBS)
# This target creates a directory named "tsrc" and fills it with
# copies of all of the C source code and header files needed to
# build on the target system. Some of the C source code and header
@ -828,6 +847,8 @@ sqlite3.exe: $(TOP)\src\shell.c libsqlite3.lib $(LIBRESOBJS) sqlite3.h
sqlite3.c: .target_source $(TOP)\tool\mksqlite3c.tcl
$(TCLSH_CMD) $(TOP)\tool\mksqlite3c.tcl
copy tsrc\shell.c .
copy tsrc\sqlite3ext.h .
sqlite3-all.c: sqlite3.c $(TOP)\tool\split-sqlite3c.tcl
$(TCLSH_CMD) $(TOP)\tool\split-sqlite3c.tcl
@ -1168,6 +1189,9 @@ fts3_tokenizer.lo: $(TOP)\ext\fts3\fts3_tokenizer.c $(HDR) $(EXTHDR)
fts3_tokenizer1.lo: $(TOP)\ext\fts3\fts3_tokenizer1.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)\ext\fts3\fts3_tokenizer1.c
fts3_tokenize_vtab.lo: $(TOP)\ext\fts3\fts3_tokenize_vtab.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)\ext\fts3\fts3_tokenize_vtab.c
fts3_unicode.lo: $(TOP)\ext\fts3\fts3_unicode.c $(HDR) $(EXTHDR)
$(LTCOMPILE) -DSQLITE_CORE -c $(TOP)\ext\fts3\fts3_unicode.c
@ -1191,8 +1215,8 @@ rtree.lo: $(TOP)\ext\rtree\rtree.c $(HDR) $(EXTHDR)
TESTFIXTURE_FLAGS = -DTCLSH=1 -DSQLITE_TEST=1 -DSQLITE_CRASH_TEST=1
TESTFIXTURE_FLAGS = $(TESTFIXTURE_FLAGS) -DSQLITE_SERVER=1 -DSQLITE_PRIVATE="" -DSQLITE_CORE
TESTFIXTURE_SRC0 = $(TESTSRC2) libsqlite3.lib
TESTFIXTURE_SRC1 = sqlite3.c
TESTFIXTURE_SRC0 = $(TESTEXT) $(TESTSRC2) libsqlite3.lib
TESTFIXTURE_SRC1 = $(TESTEXT) sqlite3.c
!IF $(USE_AMALGAMATION)==0
TESTFIXTURE_SRC = $(TESTSRC) $(TOP)\src\tclsqlite.c $(TESTFIXTURE_SRC0)
!ELSE
@ -1246,8 +1270,10 @@ clean:
del /Q sqlite3.dll sqlite3.lib sqlite3.exp sqlite3.def
del /Q sqlite3.c
del /Q sqlite3rc.h
del /Q shell.c sqlite3ext.h
del /Q sqlite3_analyzer.exe sqlite3_analyzer.exp sqlite3_analyzer.c
del /Q sqlite-*-output.vsix
del /Q mptester.exe
# Dynamic link library section.
#

2
Makefile.vxworks
View File

@ -662,4 +662,6 @@ clean:
rm -rf tsrc target_source
rm -f testloadext.dll libtestloadext.so
rm -f sqlite3.c fts?amal.c tclsqlite3.c
rm -f sqlite3rc.h
rm -f shell.c sqlite3ext.h
rm -f $(SHPREFIX)sqlite3.$(SO)

2
VERSION
View File

@ -1 +1 @@
3.7.15.2
3.7.17

51
configure vendored
View File

@ -1,6 +1,6 @@
#! /bin/sh
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.62 for sqlite 3.7.15.2.
# Generated by GNU Autoconf 2.62 for sqlite 3.7.17.
#
# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
# 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
@ -743,8 +743,8 @@ SHELL=${CONFIG_SHELL-/bin/sh}
# Identity of this package.
PACKAGE_NAME='sqlite'
PACKAGE_TARNAME='sqlite'
PACKAGE_VERSION='3.7.15.2'
PACKAGE_STRING='sqlite 3.7.15.2'
PACKAGE_VERSION='3.7.17'
PACKAGE_STRING='sqlite 3.7.17'
PACKAGE_BUGREPORT=''
# Factoring default headers for most tests.
@ -1484,7 +1484,7 @@ if test "$ac_init_help" = "long"; then
# Omit some internal or obsolete options to make the list less imposing.
# This message is too long to be a string in the A/UX 3.1 sh.
cat <<_ACEOF
\`configure' configures sqlite 3.7.15.2 to adapt to many kinds of systems.
\`configure' configures sqlite 3.7.17 to adapt to many kinds of systems.
Usage: $0 [OPTION]... [VAR=VALUE]...
@ -1549,7 +1549,7 @@ fi
if test -n "$ac_init_help"; then
case $ac_init_help in
short | recursive ) echo "Configuration of sqlite 3.7.15.2:";;
short | recursive ) echo "Configuration of sqlite 3.7.17:";;
esac
cat <<\_ACEOF
@ -1665,7 +1665,7 @@ fi
test -n "$ac_init_help" && exit $ac_status
if $ac_init_version; then
cat <<\_ACEOF
sqlite configure 3.7.15.2
sqlite configure 3.7.17
generated by GNU Autoconf 2.62
Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@ -1679,7 +1679,7 @@ cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
It was created by sqlite $as_me 3.7.15.2, which was
It was created by sqlite $as_me 3.7.17, which was
generated by GNU Autoconf 2.62. Invocation command line was
$ $0 $@
@ -3733,13 +3733,13 @@ if test "${lt_cv_nm_interface+set}" = set; then
else
lt_cv_nm_interface="BSD nm"
echo "int some_variable = 0;" > conftest.$ac_ext
(eval echo "\"\$as_me:3737: $ac_compile\"" >&5)
(eval echo "\"\$as_me:3736: $ac_compile\"" >&5)
(eval "$ac_compile" 2>conftest.err)
cat conftest.err >&5
(eval echo "\"\$as_me:3740: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval echo "\"\$as_me:3739: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
(eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
cat conftest.err >&5
(eval echo "\"\$as_me:3743: output\"" >&5)
(eval echo "\"\$as_me:3742: output\"" >&5)
cat conftest.out >&5
if $GREP 'External.*some_variable' conftest.out > /dev/null; then
lt_cv_nm_interface="MS dumpbin"
@ -4961,7 +4961,7 @@ ia64-*-hpux*)
;;
*-*-irix6*)
# Find out which ABI we are using.
echo '#line 4965 "configure"' > conftest.$ac_ext
echo '#line 4964 "configure"' > conftest.$ac_ext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>&5
ac_status=$?
@ -6830,11 +6830,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:6834: $lt_compile\"" >&5)
(eval echo "\"\$as_me:6833: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:6838: \$? = $ac_status" >&5
echo "$as_me:6837: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@ -7169,11 +7169,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:7173: $lt_compile\"" >&5)
(eval echo "\"\$as_me:7172: $lt_compile\"" >&5)
(eval "$lt_compile" 2>conftest.err)
ac_status=$?
cat conftest.err >&5
echo "$as_me:7177: \$? = $ac_status" >&5
echo "$as_me:7176: \$? = $ac_status" >&5
if (exit $ac_status) && test -s "$ac_outfile"; then
# The compiler can only warn and ignore the option if not recognized
# So say no if there are warnings other than the usual output.
@ -7274,11 +7274,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:7278: $lt_compile\"" >&5)
(eval echo "\"\$as_me:7277: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:7282: \$? = $ac_status" >&5
echo "$as_me:7281: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -7329,11 +7329,11 @@ else
-e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
-e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
-e 's:$: $lt_compiler_flag:'`
(eval echo "\"\$as_me:7333: $lt_compile\"" >&5)
(eval echo "\"\$as_me:7332: $lt_compile\"" >&5)
(eval "$lt_compile" 2>out/conftest.err)
ac_status=$?
cat out/conftest.err >&5
echo "$as_me:7337: \$? = $ac_status" >&5
echo "$as_me:7336: \$? = $ac_status" >&5
if (exit $ac_status) && test -s out/conftest2.$ac_objext
then
# The compiler can only warn and ignore the option if not recognized
@ -10142,7 +10142,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 10146 "configure"
#line 10145 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -10238,7 +10238,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 10242 "configure"
#line 10241 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@ -12908,7 +12908,6 @@ $as_echo "file not found" >&6; }
fi
fi
if test "${use_tcl}" = "no" ; then
@ -14033,7 +14032,7 @@ exec 6>&1
# report actual input values of CONFIG_FILES etc. instead of their
# values after options handling.
ac_log="
This file was extended by sqlite $as_me 3.7.15.2, which was
This file was extended by sqlite $as_me 3.7.17, which was
generated by GNU Autoconf 2.62. Invocation command line was
CONFIG_FILES = $CONFIG_FILES
@ -14086,7 +14085,7 @@ Report bugs to <bug-autoconf@gnu.org>."
_ACEOF
cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
ac_cs_version="\\
sqlite config.status 3.7.15.2
sqlite config.status 3.7.17
configured by $0, generated by GNU Autoconf 2.62,
with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"
@ -14519,8 +14518,7 @@ $debug ||
if test -n "$CONFIG_FILES"; then
ac_cr='
'
ac_cr=' '
ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
ac_cs_awk_cr='\\r'
@ -15755,3 +15753,4 @@ if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
{ $as_echo "$as_me:$LINENO: WARNING: Unrecognized options: $ac_unrecognized_opts" >&5
$as_echo "$as_me: WARNING: Unrecognized options: $ac_unrecognized_opts" >&2;}
fi

2
ext/fts1/ft_hash.h
View File

@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** This is the header file for the generic hash-table implemenation
** This is the header file for the generic hash-table implementation
** used in SQLite. We've modified it slightly to serve as a standalone
** hash table implementation for the full-text indexing module.
**

2
ext/fts1/fts1_hash.h
View File

@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** This is the header file for the generic hash-table implemenation
** This is the header file for the generic hash-table implementation
** used in SQLite. We've modified it slightly to serve as a standalone
** hash table implementation for the full-text indexing module.
**

4
ext/fts2/fts2.c
View File

@ -6779,7 +6779,7 @@ void sqlite3Fts2IcuTokenizerModule(sqlite3_tokenizer_module const**ppModule);
int sqlite3Fts2InitHashTable(sqlite3 *, fts2Hash *, const char *);
/*
** Initialise the fts2 extension. If this extension is built as part
** Initialize the fts2 extension. If this extension is built as part
** of the sqlite library, then this function is called directly by
** SQLite. If fts2 is built as a dynamically loadable extension, this
** function is called by the sqlite3_extension_init() entry point.
@ -6797,7 +6797,7 @@ int sqlite3Fts2Init(sqlite3 *db){
sqlite3Fts2IcuTokenizerModule(&pIcu);
#endif
/* Allocate and initialise the hash-table used to store tokenizers. */
/* Allocate and initialize the hash-table used to store tokenizers. */
pHash = sqlite3_malloc(sizeof(fts2Hash));
if( !pHash ){
rc = SQLITE_NOMEM;

2
ext/fts2/fts2_hash.h
View File

@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** This is the header file for the generic hash-table implemenation
** This is the header file for the generic hash-table implementation
** used in SQLite. We've modified it slightly to serve as a standalone
** hash table implementation for the full-text indexing module.
**

2
ext/fts2/fts2_tokenizer.c
View File

@ -319,7 +319,7 @@ static void intTestFunc(
/*
** Set up SQL objects in database db used to access the contents of
** the hash table pointed to by argument pHash. The hash table must
** been initialised to use string keys, and to take a private copy
** been initialized to use string keys, and to take a private copy
** of the key when a value is inserted. i.e. by a call similar to:
**
** sqlite3Fts2HashInit(pHash, FTS2_HASH_STRING, 1);

2
ext/fts2/fts2_tokenizer.h
View File

@ -70,7 +70,7 @@ struct sqlite3_tokenizer_module {
** This method should return either SQLITE_OK (0), or an SQLite error
** code. If SQLITE_OK is returned, then *ppTokenizer should be set
** to point at the newly created tokenizer structure. The generic
** sqlite3_tokenizer.pModule variable should not be initialised by
** sqlite3_tokenizer.pModule variable should not be initialized by
** this callback. The caller will do so.
*/
int (*xCreate)(

22
ext/fts3/fts3.c
View File

@ -1571,7 +1571,7 @@ static int fts3CursorSeek(sqlite3_context *pContext, Fts3Cursor *pCsr){
}else{
rc = sqlite3_reset(pCsr->pStmt);
if( rc==SQLITE_OK && ((Fts3Table *)pCsr->base.pVtab)->zContentTbl==0 ){
/* If no row was found and no error has occured, then the %_content
/* If no row was found and no error has occurred, then the %_content
** table is missing a row that is present in the full-text index.
** The data structures are corrupt. */
rc = FTS_CORRUPT_VTAB;
@ -2811,7 +2811,7 @@ static void fts3SegReaderCursorFree(Fts3MultiSegReader *pSegcsr){
}
/*
** This function retreives the doclist for the specified term (or term
** This function retrieves the doclist for the specified term (or term
** prefix) from the database.
*/
static int fts3TermSelect(
@ -2975,14 +2975,12 @@ static int fts3FilterMethod(
pCsr->iLangid = 0;
if( nVal==2 ) pCsr->iLangid = sqlite3_value_int(apVal[1]);
assert( p->base.zErrMsg==0 );
rc = sqlite3Fts3ExprParse(p->pTokenizer, pCsr->iLangid,
p->azColumn, p->bFts4, p->nColumn, iCol, zQuery, -1, &pCsr->pExpr
p->azColumn, p->bFts4, p->nColumn, iCol, zQuery, -1, &pCsr->pExpr,
&p->base.zErrMsg
);
if( rc!=SQLITE_OK ){
if( rc==SQLITE_ERROR ){
static const char *zErr = "malformed MATCH expression: [%s]";
p->base.zErrMsg = sqlite3_mprintf(zErr, zQuery);
}
return rc;
}
@ -3562,7 +3560,7 @@ void sqlite3Fts3IcuTokenizerModule(sqlite3_tokenizer_module const**ppModule);
#endif
/*
** Initialise the fts3 extension. If this extension is built as part
** Initialize the fts3 extension. If this extension is built as part
** of the sqlite library, then this function is called directly by
** SQLite. If fts3 is built as a dynamically loadable extension, this
** function is called by the sqlite3_extension_init() entry point.
@ -3596,7 +3594,7 @@ int sqlite3Fts3Init(sqlite3 *db){
sqlite3Fts3SimpleTokenizerModule(&pSimple);
sqlite3Fts3PorterTokenizerModule(&pPorter);
/* Allocate and initialise the hash-table used to store tokenizers. */
/* Allocate and initialize the hash-table used to store tokenizers. */
pHash = sqlite3_malloc(sizeof(Fts3Hash));
if( !pHash ){
rc = SQLITE_NOMEM;
@ -3646,9 +3644,13 @@ int sqlite3Fts3Init(sqlite3 *db){
db, "fts4", &fts3Module, (void *)pHash, 0
);
}
if( rc==SQLITE_OK ){
rc = sqlite3Fts3InitTok(db, (void *)pHash);
}
return rc;
}
/* An error has occurred. Delete the hash table and return the error code. */
assert( rc!=SQLITE_OK );
if( pHash ){
@ -5195,7 +5197,7 @@ int sqlite3Fts3EvalPhraseStats(
** of the current row.
**
** More specifically, the returned buffer contains 1 varint for each
** occurence of the phrase in the column, stored using the normal (delta+2)
** occurrence of the phrase in the column, stored using the normal (delta+2)
** compression and is terminated by either an 0x01 or 0x00 byte. For example,
** if the requested column contains "a b X c d X X" and the position-list
** for 'X' is requested, the buffer returned may contain:

5
ext/fts3/fts3Int.h
View File

@ -524,7 +524,7 @@ void sqlite3Fts3Matchinfo(sqlite3_context *, Fts3Cursor *, const char *);
/* fts3_expr.c */
int sqlite3Fts3ExprParse(sqlite3_tokenizer *, int,
char **, int, int, int, const char *, int, Fts3Expr **
char **, int, int, int, const char *, int, Fts3Expr **, char **
);
void sqlite3Fts3ExprFree(Fts3Expr *);
#ifdef SQLITE_TEST
@ -549,6 +549,9 @@ int sqlite3Fts3EvalPhrasePoslist(Fts3Cursor *, Fts3Expr *, int iCol, char **);
int sqlite3Fts3MsrOvfl(Fts3Cursor *, Fts3MultiSegReader *, int *);
int sqlite3Fts3MsrIncrRestart(Fts3MultiSegReader *pCsr);
/* fts3_tokenize_vtab.c */
int sqlite3Fts3InitTok(sqlite3*, Fts3Hash *);
/* fts3_unicode2.c (functions generated by parsing unicode text files) */
#ifdef SQLITE_ENABLE_FTS4_UNICODE61
int sqlite3FtsUnicodeFold(int, int);

29
ext/fts3/fts3_aux.c
View File

@ -70,17 +70,26 @@ static int fts3auxConnectMethod(
UNUSED_PARAMETER(pUnused);
/* The user should specify a single argument - the name of an fts3 table. */
if( argc!=4 ){
*pzErr = sqlite3_mprintf(
"wrong number of arguments to fts4aux constructor"
);
return SQLITE_ERROR;
}
/* The user should invoke this in one of two forms:
**
** CREATE VIRTUAL TABLE xxx USING fts4aux(fts4-table);
** CREATE VIRTUAL TABLE xxx USING fts4aux(fts4-table-db, fts4-table);
*/
if( argc!=4 && argc!=5 ) goto bad_args;
zDb = argv[1];
nDb = (int)strlen(zDb);
zFts3 = argv[3];
if( argc==5 ){
if( nDb==4 && 0==sqlite3_strnicmp("temp", zDb, 4) ){
zDb = argv[3];
nDb = (int)strlen(zDb);
zFts3 = argv[4];
}else{
goto bad_args;
}
}else{
zFts3 = argv[3];
}
nFts3 = (int)strlen(zFts3);
rc = sqlite3_declare_vtab(db, FTS3_TERMS_SCHEMA);
@ -103,6 +112,10 @@ static int fts3auxConnectMethod(
*ppVtab = (sqlite3_vtab *)p;
return SQLITE_OK;
bad_args:
*pzErr = sqlite3_mprintf("invalid arguments to fts4aux constructor");
return SQLITE_ERROR;
}
/*

337
ext/fts3/fts3_expr.c
View File

@ -106,7 +106,7 @@ struct ParseContext {
** This function is equivalent to the standard isspace() function.
**
** The standard isspace() can be awkward to use safely, because although it
** is defined to accept an argument of type int, its behaviour when passed
** is defined to accept an argument of type int, its behavior when passed
** an integer that falls outside of the range of the unsigned char type
** is undefined (and sometimes, "undefined" means segfault). This wrapper
** is defined to accept an argument of type char, and always returns 0 for
@ -640,8 +640,10 @@ static int fts3ExprParse(
}
pNot->eType = FTSQUERY_NOT;
pNot->pRight = p;
p->pParent = pNot;
if( pNotBranch ){
pNot->pLeft = pNotBranch;
pNotBranch->pParent = pNot;
}
pNotBranch = pNot;
p = pPrev;
@ -729,6 +731,7 @@ static int fts3ExprParse(
pIter = pIter->pLeft;
}
pIter->pLeft = pRet;
pRet->pParent = pIter;
pRet = pNotBranch;
}
}
@ -745,6 +748,223 @@ exprparse_out:
return rc;
}
/*
** Return SQLITE_ERROR if the maximum depth of the expression tree passed
** as the only argument is more than nMaxDepth.
*/
static int fts3ExprCheckDepth(Fts3Expr *p, int nMaxDepth){
int rc = SQLITE_OK;
if( p ){
if( nMaxDepth<0 ){
rc = SQLITE_TOOBIG;
}else{
rc = fts3ExprCheckDepth(p->pLeft, nMaxDepth-1);
if( rc==SQLITE_OK ){
rc = fts3ExprCheckDepth(p->pRight, nMaxDepth-1);
}
}
}
return rc;
}
/*
** This function attempts to transform the expression tree at (*pp) to
** an equivalent but more balanced form. The tree is modified in place.
** If successful, SQLITE_OK is returned and (*pp) set to point to the
** new root expression node.
**
** nMaxDepth is the maximum allowable depth of the balanced sub-tree.
**
** Otherwise, if an error occurs, an SQLite error code is returned and
** expression (*pp) freed.
*/
static int fts3ExprBalance(Fts3Expr **pp, int nMaxDepth){
int rc = SQLITE_OK; /* Return code */
Fts3Expr *pRoot = *pp; /* Initial root node */
Fts3Expr *pFree = 0; /* List of free nodes. Linked by pParent. */
int eType = pRoot->eType; /* Type of node in this tree */
if( nMaxDepth==0 ){
rc = SQLITE_ERROR;
}
if( rc==SQLITE_OK && (eType==FTSQUERY_AND || eType==FTSQUERY_OR) ){
Fts3Expr **apLeaf;
apLeaf = (Fts3Expr **)sqlite3_malloc(sizeof(Fts3Expr *) * nMaxDepth);
if( 0==apLeaf ){
rc = SQLITE_NOMEM;
}else{
memset(apLeaf, 0, sizeof(Fts3Expr *) * nMaxDepth);
}
if( rc==SQLITE_OK ){
int i;
Fts3Expr *p;
/* Set $p to point to the left-most leaf in the tree of eType nodes. */
for(p=pRoot; p->eType==eType; p=p->pLeft){
assert( p->pParent==0 || p->pParent->pLeft==p );
assert( p->pLeft && p->pRight );
}
/* This loop runs once for each leaf in the tree of eType nodes. */
while( 1 ){
int iLvl;
Fts3Expr *pParent = p->pParent; /* Current parent of p */
assert( pParent==0 || pParent->pLeft==p );
p->pParent = 0;
if( pParent ){
pParent->pLeft = 0;
}else{
pRoot = 0;
}
rc = fts3ExprBalance(&p, nMaxDepth-1);
if( rc!=SQLITE_OK ) break;
for(iLvl=0; p && iLvl<nMaxDepth; iLvl++){
if( apLeaf[iLvl]==0 ){
apLeaf[iLvl] = p;
p = 0;
}else{
assert( pFree );
pFree->pLeft = apLeaf[iLvl];
pFree->pRight = p;
pFree->pLeft->pParent = pFree;
pFree->pRight->pParent = pFree;
p = pFree;
pFree = pFree->pParent;
p->pParent = 0;
apLeaf[iLvl] = 0;
}
}
if( p ){
sqlite3Fts3ExprFree(p);
rc = SQLITE_TOOBIG;
break;
}
/* If that was the last leaf node, break out of the loop */
if( pParent==0 ) break;
/* Set $p to point to the next leaf in the tree of eType nodes */
for(p=pParent->pRight; p->eType==eType; p=p->pLeft);
/* Remove pParent from the original tree. */
assert( pParent->pParent==0 || pParent->pParent->pLeft==pParent );
pParent->pRight->pParent = pParent->pParent;
if( pParent->pParent ){
pParent->pParent->pLeft = pParent->pRight;
}else{
assert( pParent==pRoot );
pRoot = pParent->pRight;
}
/* Link pParent into the free node list. It will be used as an
** internal node of the new tree. */
pParent->pParent = pFree;
pFree = pParent;
}
if( rc==SQLITE_OK ){
p = 0;
for(i=0; i<nMaxDepth; i++){
if( apLeaf[i] ){
if( p==0 ){
p = apLeaf[i];
p->pParent = 0;
}else{
assert( pFree!=0 );
pFree->pRight = p;
pFree->pLeft = apLeaf[i];
pFree->pLeft->pParent = pFree;
pFree->pRight->pParent = pFree;
p = pFree;
pFree = pFree->pParent;
p->pParent = 0;
}
}
}
pRoot = p;
}else{
/* An error occurred. Delete the contents of the apLeaf[] array
** and pFree list. Everything else is cleaned up by the call to
** sqlite3Fts3ExprFree(pRoot) below. */
Fts3Expr *pDel;
for(i=0; i<nMaxDepth; i++){
sqlite3Fts3ExprFree(apLeaf[i]);
}
while( (pDel=pFree)!=0 ){
pFree = pDel->pParent;
sqlite3_free(pDel);
}
}
assert( pFree==0 );
sqlite3_free( apLeaf );
}
}
if( rc!=SQLITE_OK ){
sqlite3Fts3ExprFree(pRoot);
pRoot = 0;
}
*pp = pRoot;
return rc;
}
/*
** This function is similar to sqlite3Fts3ExprParse(), with the following
** differences:
**
** 1. It does not do expression rebalancing.
** 2. It does not check that the expression does not exceed the
** maximum allowable depth.
** 3. Even if it fails, *ppExpr may still be set to point to an
** expression tree. It should be deleted using sqlite3Fts3ExprFree()
** in this case.
*/
static int fts3ExprParseUnbalanced(
sqlite3_tokenizer *pTokenizer, /* Tokenizer module */
int iLangid, /* Language id for tokenizer */
char **azCol, /* Array of column names for fts3 table */
int bFts4, /* True to allow FTS4-only syntax */
int nCol, /* Number of entries in azCol[] */
int iDefaultCol, /* Default column to query */
const char *z, int n, /* Text of MATCH query */
Fts3Expr **ppExpr /* OUT: Parsed query structure */
){
int nParsed;
int rc;
ParseContext sParse;
memset(&sParse, 0, sizeof(ParseContext));
sParse.pTokenizer = pTokenizer;
sParse.iLangid = iLangid;
sParse.azCol = (const char **)azCol;
sParse.nCol = nCol;
sParse.iDefaultCol = iDefaultCol;
sParse.bFts4 = bFts4;
if( z==0 ){
*ppExpr = 0;
return SQLITE_OK;
}
if( n<0 ){
n = (int)strlen(z);
}
rc = fts3ExprParse(&sParse, z, n, ppExpr, &nParsed);
assert( rc==SQLITE_OK || *ppExpr==0 );
/* Check for mismatched parenthesis */
if( rc==SQLITE_OK && sParse.nNest ){
rc = SQLITE_ERROR;
}
return rc;
}
/*
** Parameters z and n contain a pointer to and length of a buffer containing
** an fts3 query expression, respectively. This function attempts to parse the
@ -777,49 +997,74 @@ int sqlite3Fts3ExprParse(
int nCol, /* Number of entries in azCol[] */
int iDefaultCol, /* Default column to query */
const char *z, int n, /* Text of MATCH query */
Fts3Expr **ppExpr /* OUT: Parsed query structure */
Fts3Expr **ppExpr, /* OUT: Parsed query structure */
char **pzErr /* OUT: Error message (sqlite3_malloc) */
){
int nParsed;
int rc;
ParseContext sParse;
memset(&sParse, 0, sizeof(ParseContext));
sParse.pTokenizer = pTokenizer;
sParse.iLangid = iLangid;
sParse.azCol = (const char **)azCol;
sParse.nCol = nCol;
sParse.iDefaultCol = iDefaultCol;
sParse.bFts4 = bFts4;
if( z==0 ){
*ppExpr = 0;
return SQLITE_OK;
static const int MAX_EXPR_DEPTH = 12;
int rc = fts3ExprParseUnbalanced(
pTokenizer, iLangid, azCol, bFts4, nCol, iDefaultCol, z, n, ppExpr
);
/* Rebalance the expression. And check that its depth does not exceed
** MAX_EXPR_DEPTH. */
if( rc==SQLITE_OK && *ppExpr ){
rc = fts3ExprBalance(ppExpr, MAX_EXPR_DEPTH);
if( rc==SQLITE_OK ){
rc = fts3ExprCheckDepth(*ppExpr, MAX_EXPR_DEPTH);
}
}
if( n<0 ){
n = (int)strlen(z);
}
rc = fts3ExprParse(&sParse, z, n, ppExpr, &nParsed);
/* Check for mismatched parenthesis */
if( rc==SQLITE_OK && sParse.nNest ){
rc = SQLITE_ERROR;
if( rc!=SQLITE_OK ){
sqlite3Fts3ExprFree(*ppExpr);
*ppExpr = 0;
if( rc==SQLITE_TOOBIG ){
*pzErr = sqlite3_mprintf(
"FTS expression tree is too large (maximum depth %d)", MAX_EXPR_DEPTH
);
rc = SQLITE_ERROR;
}else if( rc==SQLITE_ERROR ){
*pzErr = sqlite3_mprintf("malformed MATCH expression: [%s]", z);
}
}
return rc;
}
/*
** Free a parsed fts3 query expression allocated by sqlite3Fts3ExprParse().
** Free a single node of an expression tree.
*/
void sqlite3Fts3ExprFree(Fts3Expr *p){
if( p ){
assert( p->eType==FTSQUERY_PHRASE || p->pPhrase==0 );
sqlite3Fts3ExprFree(p->pLeft);
sqlite3Fts3ExprFree(p->pRight);
sqlite3Fts3EvalPhraseCleanup(p->pPhrase);
sqlite3_free(p->aMI);
sqlite3_free(p);
static void fts3FreeExprNode(Fts3Expr *p){
assert( p->eType==FTSQUERY_PHRASE || p->pPhrase==0 );
sqlite3Fts3EvalPhraseCleanup(p->pPhrase);
sqlite3_free(p->aMI);
sqlite3_free(p);
}
/*
** Free a parsed fts3 query expression allocated by sqlite3Fts3ExprParse().
**
** This function would be simpler if it recursively called itself. But
** that would mean passing a sufficiently large expression to ExprParse()
** could cause a stack overflow.
*/
void sqlite3Fts3ExprFree(Fts3Expr *pDel){
Fts3Expr *p;
assert( pDel==0 || pDel->pParent==0 );
for(p=pDel; p && (p->pLeft||p->pRight); p=(p->pLeft ? p->pLeft : p->pRight)){
assert( p->pParent==0 || p==p->pParent->pRight || p==p->pParent->pLeft );
}
while( p ){
Fts3Expr *pParent = p->pParent;
fts3FreeExprNode(p);
if( pParent && p==pParent->pLeft && pParent->pRight ){
p = pParent->pRight;
while( p && (p->pLeft || p->pRight) ){
assert( p==p->pParent->pRight || p==p->pParent->pLeft );
p = (p->pLeft ? p->pLeft : p->pRight);
}
}else{
p = pParent;
}
}
}
@ -871,6 +1116,9 @@ static int queryTestTokenizer(
** the returned expression text and then freed using sqlite3_free().
*/
static char *exprToString(Fts3Expr *pExpr, char *zBuf){
if( pExpr==0 ){
return sqlite3_mprintf("");
}
switch( pExpr->eType ){
case FTSQUERY_PHRASE: {
Fts3Phrase *pPhrase = pExpr->pPhrase;
@ -978,10 +1226,21 @@ static void fts3ExprTest(
azCol[ii] = (char *)sqlite3_value_text(argv[ii+2]);
}
rc = sqlite3Fts3ExprParse(
pTokenizer, 0, azCol, 0, nCol, nCol, zExpr, nExpr, &pExpr
);
if( sqlite3_user_data(context) ){
char *zDummy = 0;
rc = sqlite3Fts3ExprParse(
pTokenizer, 0, azCol, 0, nCol, nCol, zExpr, nExpr, &pExpr, &zDummy
);
assert( rc==SQLITE_OK || pExpr==0 );
sqlite3_free(zDummy);
}else{
rc = fts3ExprParseUnbalanced(
pTokenizer, 0, azCol, 0, nCol, nCol, zExpr, nExpr, &pExpr
);
}
if( rc!=SQLITE_OK && rc!=SQLITE_NOMEM ){
sqlite3Fts3ExprFree(pExpr);
sqlite3_result_error(context, "Error parsing expression", -1);
}else if( rc==SQLITE_NOMEM || !(zBuf = exprToString(pExpr, 0)) ){
sqlite3_result_error_nomem(context);
@ -1004,9 +1263,15 @@ exprtest_out:
** with database connection db.
*/
int sqlite3Fts3ExprInitTestInterface(sqlite3* db){
return sqlite3_create_function(
int rc = sqlite3_create_function(
db, "fts3_exprtest", -1, SQLITE_UTF8, 0, fts3ExprTest, 0, 0
);
if( rc==SQLITE_OK ){
rc = sqlite3_create_function(db, "fts3_exprtest_rebalance",
-1, SQLITE_UTF8, (void *)1, fts3ExprTest, 0, 0
);
}
return rc;
}
#endif

2
ext/fts3/fts3_hash.h
View File

@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** This is the header file for the generic hash-table implemenation
** This is the header file for the generic hash-table implementation
** used in SQLite. We've modified it slightly to serve as a standalone
** hash table implementation for the full-text indexing module.
**

4
ext/fts3/fts3_snippet.c
View File

@ -389,9 +389,9 @@ static int fts3SnippetFindPositions(Fts3Expr *pExpr, int iPhrase, void *ctx){
** is the snippet with the highest score, where scores are calculated
** by adding:
**
** (a) +1 point for each occurence of a matchable phrase in the snippet.
** (a) +1 point for each occurrence of a matchable phrase in the snippet.
**
** (b) +1000 points for the first occurence of each matchable phrase in
** (b) +1000 points for the first occurrence of each matchable phrase in
** the snippet for which the corresponding mCovered bit is not set.
**
** The selected snippet parameters are stored in structure *pFragment before

2
ext/fts3/fts3_test.c
View File

@ -267,7 +267,7 @@ static int fts3_near_match_cmd(
**
** Whether or not the arguments are present, this command returns a list of
** two integers - the initial chunksize and threshold when the command is
** invoked. This can be used to restore the default behaviour after running
** invoked. This can be used to restore the default behavior after running
** tests. For example:
**
** # Override incr-load settings for testing:

2
ext/fts3/fts3_tokenizer.c
View File

@ -428,7 +428,7 @@ static void intTestFunc(
/*
** Set up SQL objects in database db used to access the contents of
** the hash table pointed to by argument pHash. The hash table must
** been initialised to use string keys, and to take a private copy
** been initialized to use string keys, and to take a private copy
** of the key when a value is inserted. i.e. by a call similar to:
**
** sqlite3Fts3HashInit(pHash, FTS3_HASH_STRING, 1);

2
ext/fts3/fts3_tokenizer.h
View File

@ -70,7 +70,7 @@ struct sqlite3_tokenizer_module {
** This method should return either SQLITE_OK (0), or an SQLite error
** code. If SQLITE_OK is returned, then *ppTokenizer should be set
** to point at the newly created tokenizer structure. The generic
** sqlite3_tokenizer.pModule variable should not be initialised by
** sqlite3_tokenizer.pModule variable should not be initialized by
** this callback. The caller will do so.
*/
int (*xCreate)(

2
ext/fts3/fts3_unicode.c
View File

@ -125,7 +125,7 @@ static int unicodeDestroy(sqlite3_tokenizer *pTokenizer){
**
** If a standalone diacritic mark (one that sqlite3FtsUnicodeIsdiacritic()
** identifies as a diacritic) occurs in the zIn/nIn string it is ignored.
** It is not possible to change the behaviour of the tokenizer with respect
** It is not possible to change the behavior of the tokenizer with respect
** to these codepoints.
*/
static int unicodeAddExceptions(

28
ext/fts3/fts3_write.c
View File

@ -1482,6 +1482,7 @@ static int fts3SegReaderNextDocid(
*pnOffsetList = (int)(p - pReader->pOffsetList - 1);
}
/* List may have been edited in place by fts3EvalNearTrim() */
while( p<pEnd && *p==0 ) p++;
/* If there are no more entries in the doclist, set pOffsetList to
@ -2497,9 +2498,13 @@ static int fts3DeleteSegdir(
**
** If there are no entries in the input position list for column iCol, then
** *pnList is set to zero before returning.
**
** If parameter bZero is non-zero, then any part of the input list following
** the end of the output list is zeroed before returning.
*/
static void fts3ColumnFilter(
int iCol, /* Column to filter on */
int bZero, /* Zero out anything following *ppList */
char **ppList, /* IN/OUT: Pointer to position list */
int *pnList /* IN/OUT: Size of buffer *ppList in bytes */
){
@ -2528,6 +2533,9 @@ static void fts3ColumnFilter(
p += sqlite3Fts3GetVarint32(p, &iCurrent);
}
if( bZero && &pList[nList]!=pEnd ){
memset(&pList[nList], 0, pEnd - &pList[nList]);
}
*ppList = pList;
*pnList = nList;
}
@ -2601,19 +2609,19 @@ int sqlite3Fts3MsrIncrNext(
if( rc!=SQLITE_OK ) return rc;
fts3SegReaderSort(pMsr->apSegment, nMerge, j, xCmp);
if( nList>0 && fts3SegReaderIsPending(apSegment[0]) ){
rc = fts3MsrBufferData(pMsr, pList, nList+1);
if( rc!=SQLITE_OK ) return rc;
assert( (pMsr->aBuffer[nList] & 0xFE)==0x00 );
pList = pMsr->aBuffer;
}
if( pMsr->iColFilter>=0 ){
fts3ColumnFilter(pMsr->iColFilter, &pList, &nList);
fts3ColumnFilter(pMsr->iColFilter, 1, &pList, &nList);
}
if( nList>0 ){
if( fts3SegReaderIsPending(apSegment[0]) ){
rc = fts3MsrBufferData(pMsr, pList, nList+1);
if( rc!=SQLITE_OK ) return rc;
*paPoslist = pMsr->aBuffer;
assert( (pMsr->aBuffer[nList] & 0xFE)==0x00 );
}else{
*paPoslist = pList;
}
*paPoslist = pList;
*piDocid = iDocid;
*pnPoslist = nList;
break;
@ -2856,7 +2864,7 @@ int sqlite3Fts3SegReaderStep(
}
if( isColFilter ){
fts3ColumnFilter(pFilter->iCol, &pList, &nList);
fts3ColumnFilter(pFilter->iCol, 0, &pList, &nList);
}
if( !isIgnoreEmpty || nList>0 ){

2
ext/icu/README.txt
View File

@ -98,7 +98,7 @@ SQLite. Documentation follows.
<string> REGEXP <re-pattern>
This extension uses the ICU defaults for regular expression matching
behaviour. Specifically, this means that:
behavior. Specifically, this means that:
* Matching is case-sensitive,
* Regular expression comments are not allowed within patterns, and

12
ext/rtree/rtree.c
View File

@ -2665,7 +2665,7 @@ static int rtreeDeleteRowid(Rtree *pRtree, sqlite3_int64 iDelete){
RtreeNode *pRoot; /* Root node of rtree structure */
/* Obtain a reference to the root node to initialise Rtree.iDepth */
/* Obtain a reference to the root node to initialize Rtree.iDepth */
rc = nodeAcquire(pRtree, 1, 0, &pRoot);
/* Obtain a reference to the leaf node that contains the entry
@ -3049,7 +3049,8 @@ static int getIntFromStmt(sqlite3 *db, const char *zSql, int *piVal){
static int getNodeSize(
sqlite3 *db, /* Database handle */
Rtree *pRtree, /* Rtree handle */
int isCreate /* True for xCreate, false for xConnect */
int isCreate, /* True for xCreate, false for xConnect */
char **pzErr /* OUT: Error message, if any */
){
int rc;
char *zSql;
@ -3062,6 +3063,8 @@ static int getNodeSize(
if( (4+pRtree->nBytesPerCell*RTREE_MAXCELLS)<pRtree->iNodeSize ){
pRtree->iNodeSize = 4+pRtree->nBytesPerCell*RTREE_MAXCELLS;
}
}else{
*pzErr = sqlite3_mprintf("%s", sqlite3_errmsg(db));
}
}else{
zSql = sqlite3_mprintf(
@ -3069,6 +3072,9 @@ static int getNodeSize(
pRtree->zDb, pRtree->zName
);
rc = getIntFromStmt(db, zSql, &pRtree->iNodeSize);
if( rc!=SQLITE_OK ){
*pzErr = sqlite3_mprintf("%s", sqlite3_errmsg(db));
}
}
sqlite3_free(zSql);
@ -3132,7 +3138,7 @@ static int rtreeInit(
memcpy(pRtree->zName, argv[2], nName);
/* Figure out the node size to use. */
rc = getNodeSize(db, pRtree, isCreate);
rc = getNodeSize(db, pRtree, isCreate, pzErr);
/* Create/Connect to the underlying relational database schema. If
** that is successful, call sqlite3_declare_vtab() to configure

1
ext/rtree/rtree1.test
View File

@ -17,6 +17,7 @@ if {![info exists testdir]} {
}
source [file join [file dirname [info script]] rtree_util.tcl]
source $testdir/tester.tcl
set testprefix rtree1
# Test plan:
#

2
ext/rtree/rtree5.test
View File

@ -61,7 +61,7 @@ do_test rtree5-1.9 {
do_test rtree5-1.10 {
execsql { SELECT (1<<31)-5, (1<<31)-1, -1*(1<<31), -1*(1<<31)+5 }
} {2147483643 2147483647 -2147483648 -2147483643}
do_test rtree5-1.10 {
do_test rtree5-1.11 {
execsql {
INSERT INTO t1 VALUES(2, (1<<31)-5, (1<<31)-1, -1*(1<<31), -1*(1<<31)+5)
}

30
main.mk
View File

@ -55,6 +55,7 @@ LIBOBJ+= alter.o analyze.o attach.o auth.o \
callback.o complete.o ctime.o date.o delete.o expr.o fault.o fkey.o \
fts3.o fts3_aux.o fts3_expr.o fts3_hash.o fts3_icu.o fts3_porter.o \
fts3_snippet.o fts3_tokenizer.o fts3_tokenizer1.o \
fts3_tokenize_vtab.o \
fts3_unicode.o fts3_unicode2.o \
fts3_write.o func.o global.o hash.o \
icu.o insert.o journal.o legacy.o loadext.o \
@ -197,6 +198,7 @@ SRC += \
$(TOP)/ext/fts3/fts3_tokenizer.h \
$(TOP)/ext/fts3/fts3_tokenizer.c \
$(TOP)/ext/fts3/fts3_tokenizer1.c \
$(TOP)/ext/fts3/fts3_tokenize_vtab.c \
$(TOP)/ext/fts3/fts3_unicode.c \
$(TOP)/ext/fts3/fts3_unicode2.c \
$(TOP)/ext/fts3/fts3_write.c
@ -240,8 +242,8 @@ TESTSRC = \
$(TOP)/src/test_config.c \
$(TOP)/src/test_demovfs.c \
$(TOP)/src/test_devsym.c \
$(TOP)/src/test_fs.c \
$(TOP)/src/test_func.c \
$(TOP)/src/test_fuzzer.c \
$(TOP)/src/test_hexio.c \
$(TOP)/src/test_init.c \
$(TOP)/src/test_intarray.c \
@ -263,9 +265,21 @@ TESTSRC = \
$(TOP)/src/test_tclvar.c \
$(TOP)/src/test_thread.c \
$(TOP)/src/test_vfs.c \
$(TOP)/src/test_wholenumber.c \
$(TOP)/src/test_wsd.c
# Extensions to be statically loaded.
#
TESTSRC += \
$(TOP)/ext/misc/amatch.c \
$(TOP)/ext/misc/closure.c \
$(TOP)/ext/misc/fuzzer.c \
$(TOP)/ext/misc/ieee754.c \
$(TOP)/ext/misc/nextchar.c \
$(TOP)/ext/misc/regexp.c \
$(TOP)/ext/misc/spellfix.c \
$(TOP)/ext/misc/wholenumber.c
#TESTSRC += $(TOP)/ext/fts2/fts2_tokenizer.c
#TESTSRC += $(TOP)/ext/fts3/fts3_tokenizer.c
@ -279,6 +293,7 @@ TESTSRC2 = \
$(TOP)/src/func.c \
$(TOP)/src/insert.c \
$(TOP)/src/wal.c \
$(TOP)/src/main.c \
$(TOP)/src/mem5.c \
$(TOP)/src/os.c \
$(TOP)/src/os_unix.c \
@ -363,6 +378,10 @@ sqlite3$(EXE): $(TOP)/src/shell.c libsqlite3.a sqlite3.h
$(TOP)/src/shell.c \
libsqlite3.a $(LIBREADLINE) $(TLIBS) $(THREADLIB)
mptester$(EXE): sqlite3.c $(TOP)/mptest/mptest.c
$(TCCX) -o $@ -I. $(TOP)/mptest/mptest.c sqlite3.c \
$(TLIBS) $(THREADLIB)
sqlite3.o: sqlite3.c
$(TCCX) -c sqlite3.c
@ -383,6 +402,7 @@ target_source: $(SRC) $(TOP)/tool/vdbe-compress.tcl
sqlite3.c: target_source $(TOP)/tool/mksqlite3c.tcl
tclsh $(TOP)/tool/mksqlite3c.tcl
cp tsrc/shell.c tsrc/sqlite3ext.h .
echo '#ifndef USE_SYSTEM_SQLITE' >tclsqlite3.c
cat sqlite3.c >>tclsqlite3.c
echo '#endif /* USE_SYSTEM_SQLITE */' >>tclsqlite3.c
@ -509,6 +529,9 @@ fts3_tokenizer.o: $(TOP)/ext/fts3/fts3_tokenizer.c $(HDR) $(EXTHDR)
fts3_tokenizer1.o: $(TOP)/ext/fts3/fts3_tokenizer1.c $(HDR) $(EXTHDR)
$(TCCX) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_tokenizer1.c
fts3_tokenize_vtab.o: $(TOP)/ext/fts3/fts3_tokenize_vtab.c $(HDR) $(EXTHDR)
$(TCCX) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_tokenize_vtab.c
fts3_unicode.o: $(TOP)/ext/fts3/fts3_unicode.c $(HDR) $(EXTHDR)
$(TCCX) -DSQLITE_CORE -c $(TOP)/ext/fts3/fts3_unicode.c
@ -619,5 +642,8 @@ clean:
rm -f testfixture testfixture.exe
rm -f threadtest3 threadtest3.exe
rm -f sqlite3.c fts?amal.c tclsqlite3.c
rm -f sqlite3rc.h
rm -f shell.c sqlite3ext.h
rm -f sqlite3_analyzer sqlite3_analyzer.exe sqlite3_analyzer.c
rm -f sqlite-*-output.vsix
rm -f mptester mptester.exe

440
manifest
View File

@ -1,12 +1,12 @@
C Version\s3.7.15.2\srelease\scandidate
D 2013-01-09T11:53:05.549
C Version\s3.7.17
D 2013-05-20T00:56:22.515
F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
F Makefile.in 690d441a758cbffd13e814dc2724a721a6ebd400
F Makefile.in f6b58b7bdf6535f0f0620c486dd59aa4662c0b4f
F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
F Makefile.msc 5a3b6f34d263b01f8b798c291fac1529fd650308
F Makefile.vxworks b18ad88e9a8c6a001f5cf4a389116a4f1a7ab45f
F Makefile.msc 5dc042f51187414d5886ac6d8308630d484690c4
F Makefile.vxworks db21ed42a01d5740e656b16f92cb5d8d5e5dd315
F README cd04a36fbc7ea56932a4052d7d0b7f09f27c33d6
F VERSION b5fc9136ddbcdd63702e99fea1b4e83960f52006
F VERSION 05c7bd63b96f31cfdef5c766ed91307ac121f5aa
F aclocal.m4 a5c22d164aff7ed549d53a90fa56d56955281f50
F addopcodes.awk 17dc593f791f874d2c23a0f9360850ded0286531
F art/sqlite370.eps aa97a671332b432a54e1d74ff5e8775be34200c2
@ -15,7 +15,7 @@ F art/sqlite370.jpg d512473dae7e378a67e28ff96a34da7cb331def2
F config.guess 226d9a188c6196f3033ffc651cbc9dcee1a42977
F config.h.in 0921066a13130082764ab4ab6456f7b5bebe56de
F config.sub 9ebe4c3b3dab6431ece34f16828b594fb420da55
F configure a417189892a5a3c54a73ac96583e3671bddc8db7 x
F configure 8bb8bd13d3c918c4c1c73480930e81f955ac298a x
F configure.ac 81c43d151d0b0e406be056394cc9ff4cb3fd0444
F contrib/sqlitecon.tcl 210a913ad63f9f991070821e599d600bd913e0ad
F doc/lemon.html 334dbf6621b8fb8790297ec1abf3cfa4621709d1
@ -27,11 +27,11 @@ F ext/async/sqlite3async.c b5a3e30f538a9ffe81538b3063b4d5963f9bb422
F ext/async/sqlite3async.h f489b080af7e72aec0e1ee6f1d98ab6cf2e4dcef
F ext/fts1/README.txt 20ac73b006a70bcfd80069bdaf59214b6cf1db5e
F ext/fts1/ft_hash.c 3927bd880e65329bdc6f506555b228b28924921b
F ext/fts1/ft_hash.h 1a35e654a235c2c662d3ca0dfc3138ad60b8b7d5
F ext/fts1/ft_hash.h 06df7bba40dadd19597aa400a875dbc2fed705ea
F ext/fts1/fts1.c 3e7b253e61aab0bb1fea808c7a0ce36c19432acc
F ext/fts1/fts1.h 6060b8f62c1d925ea8356cb1a6598073eb9159a6
F ext/fts1/fts1_hash.c 3196cee866edbebb1c0521e21672e6d599965114
F ext/fts1/fts1_hash.h 957d378355ed29f672cd5add012ce8b088a5e089
F ext/fts1/fts1_hash.h e7f0d761353996a8175eda351104acfde23afcb0
F ext/fts1/fts1_porter.c b1c7304b8988ba3f764a147cdd32043b4913ea7b
F ext/fts1/fts1_tokenizer.h fdea722c38a9f82ed921642981234f666e47919c
F ext/fts1/fts1_tokenizer1.c fd00d1fe4dc30dfc5c64cba695ce34f4af20d2fa
@ -41,55 +41,65 @@ F ext/fts1/simple_tokenizer.c 1844d72f7194c3fd3d7e4173053911bf0661b70d
F ext/fts1/tokenizer.h 0c53421b832366d20d720d21ea3e1f6e66a36ef9
F ext/fts2/README.tokenizers 21e3684ea5a095b55d70f6878b4ce6af5932dfb7
F ext/fts2/README.txt 8c18f41574404623b76917b9da66fcb0ab38328d
F ext/fts2/fts2.c 4ef7d7ecf590da0dd416ac54612c53a7d4175790
F ext/fts2/fts2.c b48cc0bb657c0a421f4067b79aa0354bd16a046d
F ext/fts2/fts2.h da5f76c65163301d1068a971fd32f4119e3c95fa
F ext/fts2/fts2_hash.c 2689e42e1107ea67207f725cf69cf8972d00cf93
F ext/fts2/fts2_hash.h 9a5b1be94664139f93217a0770d7144425cffb3a
F ext/fts2/fts2_hash.h 1824b99dfd8d0225facbdb26a2c87289b2e7dcf8
F ext/fts2/fts2_icu.c 51c5cd3c04954badd329fa738c95fcdb717b5188
F ext/fts2/fts2_porter.c 747056987951f743e955c8479f1df21a565720fe
F ext/fts2/fts2_tokenizer.c 26e993a00b2bd5b6e73c155597361710b12ffe25
F ext/fts2/fts2_tokenizer.h a7e46462d935a314b2682287f12f27530a3ee08e
F ext/fts2/fts2_tokenizer.c a86d08c9634fabfa237c8f379008de2e11248d36
F ext/fts2/fts2_tokenizer.h 27a1a99ca2d615cf7e142839b8d79e8751b4529e
F ext/fts2/fts2_tokenizer1.c 0123d21078e053bd98fd6186c5c6dc6d67969f2e
F ext/fts2/mkfts2amal.tcl 974d5d438cb3f7c4a652639262f82418c1e4cff0
F ext/fts3/README.content fdc666a70d5257a64fee209f97cf89e0e6e32b51
F ext/fts3/README.syntax a19711dc5458c20734b8e485e75fb1981ec2427a
F ext/fts3/README.tokenizers e0a8b81383ea60d0334d274fadf305ea14a8c314
F ext/fts3/README.txt 8c18f41574404623b76917b9da66fcb0ab38328d
F ext/fts3/fts3.c a867cafae0235324df64c5775cbf352a3f712cb9
F ext/fts3/fts3.c 4bc160e6ff9ab5456b600f389f8941485ea5082f
F ext/fts3/fts3.h 3a10a0af180d502cecc50df77b1b22df142817fe
F ext/fts3/fts3Int.h 1e58825246b56259267382d2f9902774c049460a
F ext/fts3/fts3_aux.c 5205182bd8f372782597888156404766edf5781e
F ext/fts3/fts3_expr.c ceefcaf91344abbf6ceb3cadf404eef5be6924e6
F ext/fts3/fts3Int.h 0b167bed9e63151635620a4f639bc62ac6012cba
F ext/fts3/fts3_aux.c b02632f6dd0e375ce97870206d914ea6d8df5ccd
F ext/fts3/fts3_expr.c 193d6fc156d744ab548a2ed06c31869e54dac739
F ext/fts3/fts3_hash.c 8dd2d06b66c72c628c2732555a32bc0943114914
F ext/fts3/fts3_hash.h 8331fb2206c609f9fc4c4735b9ab5ad6137c88ec
F ext/fts3/fts3_hash.h 39cf6874dc239d6b4e30479b1975fe5b22a3caaf
F ext/fts3/fts3_icu.c e319e108661147bcca8dd511cd562f33a1ba81b5
F ext/fts3/fts3_porter.c a465b49fcb8249a755792f87516eff182efa42b3
F ext/fts3/fts3_snippet.c f6ebb3536069ceaa27e9f178f4a59379db44ac10
F ext/fts3/fts3_snippet.c 5fcfcafff46a2a3a63b8e59fcb51987d01c74695
F ext/fts3/fts3_term.c a521f75132f9a495bdca1bdd45949b3191c52763
F ext/fts3/fts3_test.c 348f7d08cae05285794e23dc4fe8b8fdf66e264a
F ext/fts3/fts3_tokenizer.c 3664bb8836ab7633cf9da786c9d6fd366be5ae2c
F ext/fts3/fts3_tokenizer.h 66dec98e365854b6cd2d54f1a96bb6d428fc5a68
F ext/fts3/fts3_test.c f9a1a1702db1bfad3e2d0064746eeb808f125489
F ext/fts3/fts3_tokenize_vtab.c 011170fe9eba5ff062f1a31d3188e00267716706
F ext/fts3/fts3_tokenizer.c bbdc731bc91338050675c6d1da9ab82147391e16
F ext/fts3/fts3_tokenizer.h 64c6ef6c5272c51ebe60fc607a896e84288fcbc3
F ext/fts3/fts3_tokenizer1.c 5c98225a53705e5ee34824087478cf477bdb7004
F ext/fts3/fts3_unicode.c 49e36e6ba59f79e6bd6a8bfe434570fe48d20559
F ext/fts3/fts3_unicode.c 92391b4b4fb043564c6539ea9b8661e3bcba47b9
F ext/fts3/fts3_unicode2.c a863f05f758af36777dffc2facc898bc73fec896
F ext/fts3/fts3_write.c c2166f7148a4ad8bcdad99a99d647b1091744e6b
F ext/fts3/fts3_write.c d92c6cbe07363791cfe8b62b4dee67e6f8afc9e2
F ext/fts3/fts3speed.tcl b54caf6a18d38174f1a6e84219950d85e98bb1e9
F ext/fts3/mkfts3amal.tcl 252ecb7fe6467854f2aa237bf2c390b74e71f100
F ext/fts3/tool/fts3view.c 6cfc5b67a5f0e09c0d698f9fd012c784bfaa9197
F ext/fts3/unicode/CaseFolding.txt 8c678ca52ecc95e16bc7afc2dbf6fc9ffa05db8c
F ext/fts3/unicode/UnicodeData.txt cd07314edb62d49fde34debdaf92fa2aa69011e7
F ext/fts3/unicode/mkunicode.tcl 7a9bc018e2962abb79563c5a39fe581fcbf2f675
F ext/icu/README.txt bf8461d8cdc6b8f514c080e4e10dc3b2bbdfefa9
F ext/icu/README.txt d9fbbad0c2f647c3fdf715fc9fd64af53aedfc43
F ext/icu/icu.c eb9ae1d79046bd7871aa97ee6da51eb770134b5a
F ext/icu/sqliteicu.h 728867a802baa5a96de7495e9689a8e01715ef37
F ext/misc/amatch.c eae8454cd9dcb287b2a3ec2e65a865a4ac5f0d06
F ext/misc/closure.c 40788c54c59190a1f52f6492a260d8894a246fe9
F ext/misc/fuzzer.c 51bd96960b6b077d41d6f3cedefbcb57f29efaa2
F ext/misc/ieee754.c 2565ce373d842977efe0922dc50b8a41b3289556
F ext/misc/nextchar.c 1131e2b36116ffc6fe6b2e3464bfdace27978b1e
F ext/misc/regexp.c c25c65fe775f5d9801fb8573e36ebe73f2c0c2e0
F ext/misc/rot13.c 1ac6f95f99b575907b9b09c81a349114cf9be45a
F ext/misc/spellfix.c 6d7ce6105a4b7729f6c44ccdf1ab7e80d9707c02
F ext/misc/wholenumber.c 784b12543d60702ebdd47da936e278aa03076212
F ext/rtree/README 6315c0d73ebf0ec40dedb5aa0e942bc8b54e3761
F ext/rtree/rtree.c 47064ee2995a396bfb626337d2b43f12cc0af687
F ext/rtree/rtree.c 757abea591d4ff67c0ff4e8f9776aeda86b18c14
F ext/rtree/rtree.h 834dbcb82dc85b2481cde6a07cdadfddc99e9b9e
F ext/rtree/rtree1.test e474a2b5eff231496dbd073fe67e5fbaf7f444c9
F ext/rtree/rtree1.test cf679265ecafff494a768ac9c2f43a70915a6290
F ext/rtree/rtree2.test acbb3a4ce0f4fbc2c304d2b4b784cfa161856bba
F ext/rtree/rtree3.test a494da55c30ee0bc9b01a91c80c81b387b22d2dc
F ext/rtree/rtree4.test c8fe384f60ebd49540a5fecc990041bf452eb6e0
F ext/rtree/rtree5.test 9a229678a00f40e6aedb40cb3a07ec5444af892c
F ext/rtree/rtree5.test 6a510494f12454bf57ef28f45bc7764ea279431e
F ext/rtree/rtree6.test 3ff9113b4a872fa935309e3511cd9b7cdb4d2472
F ext/rtree/rtree7.test 1fa710b9e6bf997a0c1a537b81be7bb6fded1971
F ext/rtree/rtree8.test 9772e16da71e17e02bdebf0a5188590f289ab37d
@ -103,155 +113,160 @@ F ext/rtree/tkt3363.test 142ab96eded44a3615ec79fba98c7bde7d0f96de
F ext/rtree/viewrtree.tcl eea6224b3553599ae665b239bd827e182b466024
F install-sh 9d4de14ab9fb0facae2f48780b874848cbf2f895 x
F ltmain.sh 3ff0879076df340d2e23ae905484d8c15d5fdea8
F main.mk a0d170ae1a8a8683688e281194e09d47a68eaa3f
F magic.txt 3f820e18c43504b25da40ff4b4cdb66dc4c4907e
F main.mk a8ebdf910e2cc10db1f9f54ec316f637458e8001
F mkdll.sh 7d09b23c05d56532e9d44a50868eb4b12ff4f74a
F mkextu.sh 416f9b7089d80e5590a29692c9d9280a10dbad9f
F mkextw.sh 4123480947681d9b434a5e7b1ee08135abe409ac
F mkopcodec.awk f6fccee29e68493bfd90a2e0466ede5fa94dd2fc
F mkopcodeh.awk 29b84656502eee5f444c3147f331ee686956ab0e
F mkso.sh fd21c06b063bb16a5d25deea1752c2da6ac3ed83
F mptest/config01.test 3c6adcbc50b991866855f1977ff172eb6d901271
F mptest/config02.test 4415dfe36c48785f751e16e32c20b077c28ae504
F mptest/crash01.test cce8e306d8596d5a2e497e27112dae1f6e5e3538
F mptest/crash02.subtest f4ef05adcd15d60e5d2bd654204f2c008b519df8
F mptest/mptest.c 499a74af4be293b7c1c7c3d40f332b67227dd739
F mptest/multiwrite01.test 499ad0310da8dff8e8f98d2e272fc2a8aa741b2e
F spec.template 86a4a43b99ebb3e75e6b9a735d5fd293a24e90ca
F sqlite.pc.in 42b7bf0d02e08b9e77734a47798d1a55a9e0716b
F sqlite3.1 6be1ad09113570e1fc8dcaff84c9b0b337db5ffc
F sqlite3.pc.in ae6f59a76e862f5c561eb32a380228a02afc3cad
F src/alter.c f8db986c03eb0bfb221523fc9bbb9d0b70de3168
F src/analyze.c 7553068d21e32a57fc33ab6b2393fc8c1ba41410
F src/attach.c ea5247f240e2c08afd608e9beb380814b86655e1
F src/analyze.c d5f895810e8ff9737c9ec7b76abc3dcff5860335
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@ -266,7 +281,7 @@ F test/analyze3.test c3c7f6c3951900c188cf94b2d5ee3246d6b3ff89
F test/analyze4.test 757b37875cf9bb528d46f74497bc789c88365045
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@ -279,11 +294,11 @@ F test/attach2.test e54436ed956d3d88bdee61221da59bf3935a0966
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F test/tkt3793.test d90ffd75c52413908d15e1c44fc2ea9c80fcc449
@ -889,16 +927,17 @@ F test/trace2.test c1dc104a8d11a347c870cfea6235e3fc6f6cb06d
F test/trans.test 6e1b4c6a42dba31bd65f8fa5e61a2708e08ddde6
F test/trans2.test d5337e61de45e66b1fcbf9db833fa8c82e624b22
F test/trans3.test 373ac5183cc56be69f48ae44090e7f672939f732
F test/trigger1.test 30f343f91586765874a28ad539c06f5a5f049931
F test/transitive1.test d04aa9023e425d6f2d4aa61dd81ee9e102f89062
F test/trigger1.test dc47573ac79ffe0ee3eecaa517d70d8dacbccd03
F test/trigger2.test 834187beafd1db383af0c659cfa49b0576832816
F test/trigger3.test d2c60d8be271c355d61727411e753181e877230a
F test/trigger3.test aa640bb2bbb03edd5ff69c055117ea088f121945
F test/trigger4.test 74700b76ebf3947b2f7a92405141eb2cf2a5d359
F test/trigger5.test 619391a3e9fc194081d22cefd830d811e7badf83
F test/trigger6.test 0e411654f122552da6590f0b4e6f781048a4a9b9
F test/trigger7.test b39e6dee1debe0ff9c2ef66326668f149f07c9c4
F test/trigger8.test 30cb0530bd7c4728055420e3f739aa00412eafa4
F test/trigger9.test 5b0789f1c5c4600961f8e68511b825b87be53e31
F test/triggerA.test e0aaba16d3547193d36bbd82a1b0ed75e9c88d40
F test/triggerA.test fe5597f47ee21bacb4936dc827994ed94161e332
F test/triggerB.test 56780c031b454abac2340dbb3b71ac5c56c3d7fe
F test/triggerC.test a7b4367392c755bc5fd5fff88011753e6b6afe90
F test/triggerD.test 8e7f3921a92a5797d472732108109e44575fa650
@ -906,7 +945,7 @@ F test/tt3_checkpoint.c 415eccce672d681b297485fc20f44cdf0eac93af
F test/types.test bf816ce73c7dfcfe26b700c19f97ef4050d194ff
F test/types2.test 3555aacf8ed8dc883356e59efc314707e6247a84
F test/types3.test 99e009491a54f4dc02c06bdbc0c5eea56ae3e25a
F test/unique.test 083c7fff74695bcc27a71d75699deba3595bc9c2
F test/unique.test cadb172bbd5a2e83cd644d186ccd602085e54edc
F test/unixexcl.test a9870e46cc6f8390a494513d4f2bf55b5a8b3e46
F test/unordered.test 93dce7b6c97a817a4fe26980c484605a4511f614
F test/update.test 8bc86fd7ef1a00014f76dc6a6a7c974df4aef172
@ -918,8 +957,8 @@ F test/vacuum3.test 77ecdd54592b45a0bcb133339f99f1ae0ae94d0d
F test/vacuum4.test d3f8ecff345f166911568f397d2432c16d2867d9
F test/varint.test ab7b110089a08b9926ed7390e7e97bdefeb74102
F test/veryquick.test 7701bb609fe8bf6535514e8b849a309e8f00573b
F test/view.test b182a67ec43f490b156b5a710827a341be83dd17
F test/vtab1.test 36c9935e4be3b6350b31b6b697561b6fc3ab349a
F test/view.test 4057630287bfa5955628fe90a13d4c225d1c7352
F test/vtab1.test 4403f987860ebddef1ce2de6db7216421035339d
F test/vtab2.test 7bcffc050da5c68f4f312e49e443063e2d391c0d
F test/vtab3.test baad99fd27217f5d6db10660522e0b7192446de1
F test/vtab4.test 942f8b8280b3ea8a41dae20e7822d065ca1cb275
@ -937,11 +976,11 @@ F test/vtabF.test fd5ad376f5a34fe0891df1f3cddb4fe7c3eb077e
F test/vtab_alter.test 9e374885248f69e251bdaacf480b04a197f125e5
F test/vtab_err.test 0d4d8eb4def1d053ac7c5050df3024fd47a3fbd8
F test/vtab_shared.test 82f463886e18d7f8395a4b6167c91815efe54839
F test/wal.test a040047d7f2b9f34bc4d597964e5e7c09609c635
F test/wal.test 3a6ebdf0287b38b5537c07c517b30dda9aaac317
F test/wal2.test d4b470f13c87f6d8268b004380afa04c3c67cb90
F test/wal3.test b22eb662bcbc148c5f6d956eaf94b047f7afe9c0
F test/wal4.test 4744e155cd6299c6bd99d3eab1c82f77db9cdb3c
F test/wal5.test f58ed4b8b542f71c7441da12fbd769d99b362437
F test/wal5.test 8f888b50f66b78821e61ed0e233ded5de378224b
F test/wal6.test 2e3bc767d9c2ce35c47106148d43fcbd072a93b3
F test/wal7.test 2ae8f427d240099cc4b2dfef63cff44e2a68a1bd
F test/wal8.test b3ee739fe8f7586aaebdc2367f477ebcf3e3b034
@ -953,7 +992,7 @@ F test/walcksum.test f5447800a157c9e2234fbb8e80243f0813941bde
F test/walcrash.test 4457436593be8c136f9148487c7dccd5e9013af2
F test/walcrash2.test 019d60b89d96c1937adb2b30b850ac7e86e5a142
F test/walcrash3.test 595e44c6197f0d0aa509fc135be2fd0209d11a2c
F test/walfault.test 97394d8de82a99f7abf1c12ed229640607fd0ad2
F test/walfault.test 54ad6e849c727f4da463964b9eb8c8e8e155cf82
F test/walhook.test ed00a40ba7255da22d6b66433ab61fab16a63483
F test/walmode.test 4022fe03ae6e830583672caa101f046438a0473c
F test/walnoshm.test 84ca10c544632a756467336b7c3b864d493ee496
@ -962,16 +1001,16 @@ F test/walro.test a31deb621033442a76c3a61e44929250d06f81b1
F test/walshared.test 6dda2293880c300baf5d791c307f653094585761
F test/walslow.test e7be6d9888f83aa5d3d3c7c08aa9b5c28b93609a
F test/walthread.test de8dbaf6d9e41481c460ba31ca61e163d7348f8e
F test/where.test 9714e6f292d70c22e78e1cecb3d896457186b9b7
F test/where2.test 43d4becaf5a5df854e6c21d624a1cb84c6904554
F test/where.test 15ac8611c9439a2c5f4a6ac10cfe4c1ec9854c24
F test/where2.test 399b3178289925a0aa976b3d60ef139740540ecd
F test/where3.test 667e75642102c97a00bf9b23d3cb267db321d006
F test/where4.test e9b9e2f2f98f00379e6031db6a6fca29bae782a2
F test/where5.test fdf66f96d29a064b63eb543e28da4dfdccd81ad2
F test/where6.test 5da5a98cec820d488e82708301b96cb8c18a258b
F test/where7.test 5c566388f0cc318b0032ce860f4ac5548e3c265a
F test/where8.test a6c740fd286d7883e274e17b6230a9d672a7ab1f
F test/where8.test d6a283eb7348a8967d44e2a753f117ab0d21d4f3
F test/where8m.test da346596e19d54f0aba35ebade032a7c47d79739
F test/where9.test bcab47eff78f1412a6aec1d6b8a3939d4a9db098
F test/where9.test 1b4387c6eacc9a32b28b4d837c27f857c785d0d8
F test/whereA.test 24c234263c8fe358f079d5e57d884fb569d2da0a
F test/whereB.test 0def95db3bdec220a731c7e4bec5930327c1d8c5
F test/whereC.test 13ff5ec0dba407c0e0c075980c75b3275a6774e5
@ -979,11 +1018,11 @@ F test/whereD.test 3f3ee93825c94804f1fc91eef2de0d365981759a
F test/whereE.test 7bd34945797efef15819368479bacc34215e4e1d
F test/whereF.test a0e296643cabe5278379bc1a0aa158cf3c54a1c9
F test/wherelimit.test 5e9fd41e79bb2b2d588ed999d641d9c965619b31
F test/win32lock.test b2a539e85ae6b2d78475e016a9636b4451dc7fb9
F test/win32lock.test 7a6bd73a5dcdee39b5bb93e92395e1773a194361
F test/zeroblob.test caaecfb4f908f7bc086ed238668049f96774d688
F test/zerodamage.test e7f77fded01dfcdf92ac2c5400f1e35d7a21463c
F test/zerodamage.test 209d7ed441f44cc5299e4ebffbef06fd5aabfefd
F tool/build-all-msvc.bat 74fb6e5cca66ebdb6c9bbafb2f8b802f08146d38 x
F tool/build-shell.sh b64a481901fc9ffe5ca8812a2a9255b6cfb77381
F tool/build-shell.sh 950f47c6174f1eea171319438b93ba67ff5bf367
F tool/checkSpacing.c 810e51703529a204fc4e1eb060e9ab663e3c06d2
F tool/diffdb.c 7524b1b5df217c20cd0431f6789851a4e0cb191b
F tool/extract.c 054069d81b095fbdc189a6f5d4466e40380505e2
@ -997,8 +1036,8 @@ F tool/mkkeywordhash.c bb52064aa614e1426445e4b2b9b00eeecd23cc79
F tool/mkopts.tcl 66ac10d240cc6e86abd37dc908d50382f84ff46e
F tool/mkspeedsql.tcl a1a334d288f7adfe6e996f2e712becf076745c97
F tool/mksqlite3c-noext.tcl 8bce31074e4cbe631bb7676526a048335f4c9f02
F tool/mksqlite3c.tcl 589c7f44e990be1b8443cfe4808dce392b0327fa
F tool/mksqlite3h.tcl 78013ad79a5e492e5f764f3c7a8ef834255061f8
F tool/mksqlite3c.tcl a61fe62a2895ca6458c463fccf1211ca1c000fcf
F tool/mksqlite3h.tcl ba24038056f51fde07c0079c41885ab85e2cff12
F tool/mksqlite3internalh.tcl 3dca7bb5374cee003379b8cbac73714f610ef795
F tool/mkvsix.tcl 0be7f7a591f1e83f9199cb82911b66668ca484c9
F tool/offsets.c fe4262fdfa378e8f5499a42136d17bf3b98f6091
@ -1006,9 +1045,9 @@ F tool/omittest.tcl 4665982e95a6e5c1bd806cf7bc3dea95be422d77
F tool/opcodeDoc.awk b3a2a3d5d3075b8bd90b7afe24283efdd586659c
F tool/restore_jrnl.tcl 6957a34f8f1f0f8285e07536225ec3b292a9024a
F tool/rollback-test.c 9fc98427d1e23e84429d7e6d07d9094fbdec65a5
F tool/showdb.c aca2644aa4de7c0cad5821e50bbd55397e0974b8
F tool/showdb.c 525ecc443578647703051308ad50a93de6ba2c4b
F tool/showjournal.c b62cecaab86a4053d944c276bb5232e4d17ece02
F tool/showwal.c f09e5a80a293919290ec85a6a37c85a5ddcf37d9
F tool/showwal.c 3f7f7da5ec0cba51b1449a75f700493377da57b5
F tool/soak1.tcl 8d407956e1a45b485a8e072470a3e629a27037fe
F tool/space_used.tcl f714c41a59e326b8b9042f415b628b561bafa06b
F tool/spaceanal.tcl 76f583a246a0b027f423252339e711f13198932e
@ -1026,7 +1065,10 @@ F tool/vdbe-compress.tcl f12c884766bd14277f4fcedcae07078011717381
F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
F tool/warnings.sh fbc018d67fd7395f440c28f33ef0f94420226381
F tool/win/sqlite.vsix 97894c2790eda7b5bce3cc79cb2a8ec2fde9b3ac
P 3d0609c958040d049b86f69d750ffcef764417df
R 9f4348d1a37f598f7d9d8be10eff6aea
P 7a9aa21c3506a10ab9465540e81071b39bca447d
R c103e20e6479251bb5b95c9b2e375810
T +bgcolor * #d0c0ff
T +sym-release *
T +sym-version-3.7.17 *
U drh
Z 2c8e31332e45b7b8f7af42318006a1b7
Z 416a23d38a1b2c089b32c7a6efcbc3bc

2
manifest.uuid
View File

@ -1 +1 @@
c0e09560d26f0a6456be9dd3447f5311eb4f238f
118a3b35693b134d56ebd780123b7fd6f1497668

4
src/analyze.c
View File

@ -473,7 +473,7 @@ static void analyzeOneTable(
/* Do not gather statistics on views or virtual tables */
return;
}
if( memcmp(pTab->zName, "sqlite_", 7)==0 ){
if( sqlite3_strnicmp(pTab->zName, "sqlite_", 7)==0 ){
/* Do not gather statistics on system tables */
return;
}
@ -883,7 +883,7 @@ static int analysisLoader(void *pData, int argc, char **argv, char **NotUsed){
if( pIndex==0 ) break;
pIndex->aiRowEst[i] = v;
if( *z==' ' ) z++;
if( memcmp(z, "unordered", 10)==0 ){
if( strcmp(z, "unordered")==0 ){
pIndex->bUnordered = 1;
break;
}

4
src/attach.c
View File

@ -109,7 +109,7 @@ static void attachFunc(
}
}
/* Allocate the new entry in the db->aDb[] array and initialise the schema
/* Allocate the new entry in the db->aDb[] array and initialize the schema
** hash tables.
*/
if( db->aDb==db->aDbStatic ){
@ -126,7 +126,7 @@ static void attachFunc(
/* Open the database file. If the btree is successfully opened, use
** it to obtain the database schema. At this point the schema may
** or may not be initialised.
** or may not be initialized.
*/
flags = db->openFlags;
rc = sqlite3ParseUri(db->pVfs->zName, zFile, &flags, &pVfs, &zPath, &zErr);

38
src/backup.c
View File

@ -212,7 +212,12 @@ static int isFatalError(int rc){
** page iSrcPg from the source database. Copy this data into the
** destination database.
*/
static int backupOnePage(sqlite3_backup *p, Pgno iSrcPg, const u8 *zSrcData){
static int backupOnePage(
sqlite3_backup *p, /* Backup handle */
Pgno iSrcPg, /* Source database page to backup */
const u8 *zSrcData, /* Source database page data */
int bUpdate /* True for an update, false otherwise */
){
Pager * const pDestPager = sqlite3BtreePager(p->pDest);
const int nSrcPgsz = sqlite3BtreeGetPageSize(p->pSrc);
int nDestPgsz = sqlite3BtreeGetPageSize(p->pDest);
@ -285,6 +290,9 @@ static int backupOnePage(sqlite3_backup *p, Pgno iSrcPg, const u8 *zSrcData){
*/
memcpy(zOut, zIn, nCopy);
((u8 *)sqlite3PagerGetExtra(pDestPg))[0] = 0;
if( iOff==0 && bUpdate==0 ){
sqlite3Put4byte(&zOut[28], sqlite3BtreeLastPage(p->pSrc));
}
}
sqlite3PagerUnref(pDestPg);
}
@ -389,9 +397,10 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
const Pgno iSrcPg = p->iNext; /* Source page number */
if( iSrcPg!=PENDING_BYTE_PAGE(p->pSrc->pBt) ){
DbPage *pSrcPg; /* Source page object */
rc = sqlite3PagerGet(pSrcPager, iSrcPg, &pSrcPg);
rc = sqlite3PagerAcquire(pSrcPager, iSrcPg, &pSrcPg,
PAGER_ACQUIRE_READONLY);
if( rc==SQLITE_OK ){
rc = backupOnePage(p, iSrcPg, sqlite3PagerGetData(pSrcPg));
rc = backupOnePage(p, iSrcPg, sqlite3PagerGetData(pSrcPg), 0);
sqlite3PagerUnref(pSrcPg);
}
}
@ -454,7 +463,6 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
nDestTruncate = nSrcPage * (pgszSrc/pgszDest);
}
assert( nDestTruncate>0 );
sqlite3PagerTruncateImage(pDestPager, nDestTruncate);
if( pgszSrc<pgszDest ){
/* If the source page-size is smaller than the destination page-size,
@ -468,6 +476,8 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
*/
const i64 iSize = (i64)pgszSrc * (i64)nSrcPage;
sqlite3_file * const pFile = sqlite3PagerFile(pDestPager);
Pgno iPg;
int nDstPage;
i64 iOff;
i64 iEnd;
@ -478,13 +488,26 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
&& iSize>=PENDING_BYTE && iSize<=PENDING_BYTE+pgszDest
));
/* This call ensures that all data required to recreate the original
/* This block ensures that all data required to recreate the original
** database has been stored in the journal for pDestPager and the
** journal synced to disk. So at this point we may safely modify
** the database file in any way, knowing that if a power failure
** occurs, the original database will be reconstructed from the
** journal file. */
rc = sqlite3PagerCommitPhaseOne(pDestPager, 0, 1);
sqlite3PagerPagecount(pDestPager, &nDstPage);
for(iPg=nDestTruncate; rc==SQLITE_OK && iPg<=(Pgno)nDstPage; iPg++){
if( iPg!=PENDING_BYTE_PAGE(p->pDest->pBt) ){
DbPage *pPg;
rc = sqlite3PagerGet(pDestPager, iPg, &pPg);
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite(pPg);
sqlite3PagerUnref(pPg);
}
}
}
if( rc==SQLITE_OK ){
rc = sqlite3PagerCommitPhaseOne(pDestPager, 0, 1);
}
/* Write the extra pages and truncate the database file as required */
iEnd = MIN(PENDING_BYTE + pgszDest, iSize);
@ -511,6 +534,7 @@ int sqlite3_backup_step(sqlite3_backup *p, int nPage){
rc = sqlite3PagerSync(pDestPager);
}
}else{
sqlite3PagerTruncateImage(pDestPager, nDestTruncate);
rc = sqlite3PagerCommitPhaseOne(pDestPager, 0, 0);
}
@ -639,7 +663,7 @@ void sqlite3BackupUpdate(sqlite3_backup *pBackup, Pgno iPage, const u8 *aData){
int rc;
assert( p->pDestDb );
sqlite3_mutex_enter(p->pDestDb->mutex);
rc = backupOnePage(p, iPage, aData);
rc = backupOnePage(p, iPage, aData, 1);
sqlite3_mutex_leave(p->pDestDb->mutex);
assert( rc!=SQLITE_BUSY && rc!=SQLITE_LOCKED );
if( rc!=SQLITE_OK ){

2
src/bitvec.c
View File

@ -72,7 +72,7 @@
/*
** A bitmap is an instance of the following structure.
**
** This bitmap records the existance of zero or more bits
** This bitmap records the existence of zero or more bits
** with values between 1 and iSize, inclusive.
**
** There are three possible representations of the bitmap.

467
src/btree.c
View File

@ -43,6 +43,25 @@ int sqlite3BtreeTrace=1; /* True to enable tracing */
*/
#define get2byteNotZero(X) (((((int)get2byte(X))-1)&0xffff)+1)
/*
** Values passed as the 5th argument to allocateBtreePage()
*/
#define BTALLOC_ANY 0 /* Allocate any page */
#define BTALLOC_EXACT 1 /* Allocate exact page if possible */
#define BTALLOC_LE 2 /* Allocate any page <= the parameter */
/*
** Macro IfNotOmitAV(x) returns (x) if SQLITE_OMIT_AUTOVACUUM is not
** defined, or 0 if it is. For example:
**
** bIncrVacuum = IfNotOmitAV(pBtShared->incrVacuum);
*/
#ifndef SQLITE_OMIT_AUTOVACUUM
#define IfNotOmitAV(expr) (expr)
#else
#define IfNotOmitAV(expr) 0
#endif
#ifndef SQLITE_OMIT_SHARED_CACHE
/*
** A list of BtShared objects that are eligible for participation
@ -556,6 +575,19 @@ static void btreeClearHasContent(BtShared *pBt){
pBt->pHasContent = 0;
}
/*
** Release all of the apPage[] pages for a cursor.
*/
static void btreeReleaseAllCursorPages(BtCursor *pCur){
int i;
for(i=0; i<=pCur->iPage; i++){
releasePage(pCur->apPage[i]);
pCur->apPage[i] = 0;
}
pCur->iPage = -1;
}
/*
** Save the current cursor position in the variables BtCursor.nKey
** and BtCursor.pKey. The cursor's state is set to CURSOR_REQUIRESEEK.
@ -595,12 +627,7 @@ static int saveCursorPosition(BtCursor *pCur){
assert( !pCur->apPage[0]->intKey || !pCur->pKey );
if( rc==SQLITE_OK ){
int i;
for(i=0; i<=pCur->iPage; i++){
releasePage(pCur->apPage[i]);
pCur->apPage[i] = 0;
}
pCur->iPage = -1;
btreeReleaseAllCursorPages(pCur);
pCur->eState = CURSOR_REQUIRESEEK;
}
@ -618,11 +645,15 @@ static int saveAllCursors(BtShared *pBt, Pgno iRoot, BtCursor *pExcept){
assert( sqlite3_mutex_held(pBt->mutex) );
assert( pExcept==0 || pExcept->pBt==pBt );
for(p=pBt->pCursor; p; p=p->pNext){
if( p!=pExcept && (0==iRoot || p->pgnoRoot==iRoot) &&
p->eState==CURSOR_VALID ){
int rc = saveCursorPosition(p);
if( SQLITE_OK!=rc ){
return rc;
if( p!=pExcept && (0==iRoot || p->pgnoRoot==iRoot) ){
if( p->eState==CURSOR_VALID ){
int rc = saveCursorPosition(p);
if( SQLITE_OK!=rc ){
return rc;
}
}else{
testcase( p->iPage>0 );
btreeReleaseAllCursorPages(p);
}
}
}
@ -1550,13 +1581,17 @@ static int btreeGetPage(
BtShared *pBt, /* The btree */
Pgno pgno, /* Number of the page to fetch */
MemPage **ppPage, /* Return the page in this parameter */
int noContent /* Do not load page content if true */
int noContent, /* Do not load page content if true */
int bReadonly /* True if a read-only (mmap) page is ok */
){
int rc;
DbPage *pDbPage;
int flags = (noContent ? PAGER_ACQUIRE_NOCONTENT : 0)
| (bReadonly ? PAGER_ACQUIRE_READONLY : 0);
assert( noContent==0 || bReadonly==0 );
assert( sqlite3_mutex_held(pBt->mutex) );
rc = sqlite3PagerAcquire(pBt->pPager, pgno, (DbPage**)&pDbPage, noContent);
rc = sqlite3PagerAcquire(pBt->pPager, pgno, (DbPage**)&pDbPage, flags);
if( rc ) return rc;
*ppPage = btreePageFromDbPage(pDbPage, pgno, pBt);
return SQLITE_OK;
@ -1599,9 +1634,10 @@ u32 sqlite3BtreeLastPage(Btree *p){
** may remain unchanged, or it may be set to an invalid value.
*/
static int getAndInitPage(
BtShared *pBt, /* The database file */
Pgno pgno, /* Number of the page to get */
MemPage **ppPage /* Write the page pointer here */
BtShared *pBt, /* The database file */
Pgno pgno, /* Number of the page to get */
MemPage **ppPage, /* Write the page pointer here */
int bReadonly /* True if a read-only (mmap) page is ok */
){
int rc;
assert( sqlite3_mutex_held(pBt->mutex) );
@ -1609,7 +1645,7 @@ static int getAndInitPage(
if( pgno>btreePagecount(pBt) ){
rc = SQLITE_CORRUPT_BKPT;
}else{
rc = btreeGetPage(pBt, pgno, ppPage, 0);
rc = btreeGetPage(pBt, pgno, ppPage, 0, bReadonly);
if( rc==SQLITE_OK ){
rc = btreeInitPage(*ppPage);
if( rc!=SQLITE_OK ){
@ -1840,6 +1876,7 @@ int sqlite3BtreeOpen(
rc = sqlite3PagerOpen(pVfs, &pBt->pPager, zFilename,
EXTRA_SIZE, flags, vfsFlags, pageReinit);
if( rc==SQLITE_OK ){
sqlite3PagerSetMmapLimit(pBt->pPager, db->szMmap);
rc = sqlite3PagerReadFileheader(pBt->pPager,sizeof(zDbHeader),zDbHeader);
}
if( rc!=SQLITE_OK ){
@ -2106,6 +2143,19 @@ int sqlite3BtreeSetCacheSize(Btree *p, int mxPage){
return SQLITE_OK;
}
/*
** Change the limit on the amount of the database file that may be
** memory mapped.
*/
int sqlite3BtreeSetMmapLimit(Btree *p, sqlite3_int64 szMmap){
BtShared *pBt = p->pBt;
assert( sqlite3_mutex_held(p->db->mutex) );
sqlite3BtreeEnter(p);
sqlite3PagerSetMmapLimit(pBt->pPager, szMmap);
sqlite3BtreeLeave(p);
return SQLITE_OK;
}
/*
** Change the way data is synced to disk in order to increase or decrease
** how well the database resists damage due to OS crashes and power
@ -2210,7 +2260,7 @@ int sqlite3BtreeGetPageSize(Btree *p){
** known that the shared b-tree mutex is held, but the mutex on the
** database handle that owns *p is not. In this case if sqlite3BtreeEnter()
** were to be called, it might collide with some other operation on the
** database handle that owns *p, causing undefined behaviour.
** database handle that owns *p, causing undefined behavior.
*/
int sqlite3BtreeGetReserveNoMutex(Btree *p){
assert( sqlite3_mutex_held(p->pBt->mutex) );
@ -2331,7 +2381,7 @@ static int lockBtree(BtShared *pBt){
assert( pBt->pPage1==0 );
rc = sqlite3PagerSharedLock(pBt->pPager);
if( rc!=SQLITE_OK ) return rc;
rc = btreeGetPage(pBt, 1, &pPage1, 0);
rc = btreeGetPage(pBt, 1, &pPage1, 0, 0);
if( rc!=SQLITE_OK ) return rc;
/* Do some checking to help insure the file we opened really is
@ -2467,6 +2517,29 @@ page1_init_failed:
return rc;
}
#ifndef NDEBUG
/*
** Return the number of cursors open on pBt. This is for use
** in assert() expressions, so it is only compiled if NDEBUG is not
** defined.
**
** Only write cursors are counted if wrOnly is true. If wrOnly is
** false then all cursors are counted.
**
** For the purposes of this routine, a cursor is any cursor that
** is capable of reading or writing to the databse. Cursors that
** have been tripped into the CURSOR_FAULT state are not counted.
*/
static int countValidCursors(BtShared *pBt, int wrOnly){
BtCursor *pCur;
int r = 0;
for(pCur=pBt->pCursor; pCur; pCur=pCur->pNext){
if( (wrOnly==0 || pCur->wrFlag) && pCur->eState!=CURSOR_FAULT ) r++;
}
return r;
}
#endif
/*
** If there are no outstanding cursors and we are not in the middle
** of a transaction but there is a read lock on the database, then
@ -2477,7 +2550,7 @@ page1_init_failed:
*/
static void unlockBtreeIfUnused(BtShared *pBt){
assert( sqlite3_mutex_held(pBt->mutex) );
assert( pBt->pCursor==0 || pBt->inTransaction>TRANS_NONE );
assert( countValidCursors(pBt,0)==0 || pBt->inTransaction>TRANS_NONE );
if( pBt->inTransaction==TRANS_NONE && pBt->pPage1!=0 ){
assert( pBt->pPage1->aData );
assert( sqlite3PagerRefcount(pBt->pPager)==1 );
@ -2595,6 +2668,7 @@ int sqlite3BtreeBeginTrans(Btree *p, int wrflag){
if( p->inTrans==TRANS_WRITE || (p->inTrans==TRANS_READ && !wrflag) ){
goto trans_begun;
}
assert( IfNotOmitAV(pBt->bDoTruncate)==0 );
/* Write transactions are not possible on a read-only database */
if( (pBt->btsFlags & BTS_READ_ONLY)!=0 && wrflag ){
@ -2889,7 +2963,7 @@ static int relocatePage(
** iPtrPage.
*/
if( eType!=PTRMAP_ROOTPAGE ){
rc = btreeGetPage(pBt, iPtrPage, &pPtrPage, 0);
rc = btreeGetPage(pBt, iPtrPage, &pPtrPage, 0, 0);
if( rc!=SQLITE_OK ){
return rc;
}
@ -2911,24 +2985,23 @@ static int relocatePage(
static int allocateBtreePage(BtShared *, MemPage **, Pgno *, Pgno, u8);
/*
** Perform a single step of an incremental-vacuum. If successful,
** return SQLITE_OK. If there is no work to do (and therefore no
** point in calling this function again), return SQLITE_DONE.
** Perform a single step of an incremental-vacuum. If successful, return
** SQLITE_OK. If there is no work to do (and therefore no point in
** calling this function again), return SQLITE_DONE. Or, if an error
** occurs, return some other error code.
**
** More specificly, this function attempts to re-organize the
** database so that the last page of the file currently in use
** is no longer in use.
** More specificly, this function attempts to re-organize the database so
** that the last page of the file currently in use is no longer in use.
**
** If the nFin parameter is non-zero, this function assumes
** that the caller will keep calling incrVacuumStep() until
** it returns SQLITE_DONE or an error, and that nFin is the
** number of pages the database file will contain after this
** process is complete. If nFin is zero, it is assumed that
** incrVacuumStep() will be called a finite amount of times
** which may or may not empty the freelist. A full autovacuum
** has nFin>0. A "PRAGMA incremental_vacuum" has nFin==0.
** Parameter nFin is the number of pages that this database would contain
** were this function called until it returns SQLITE_DONE.
**
** If the bCommit parameter is non-zero, this function assumes that the
** caller will keep calling incrVacuumStep() until it returns SQLITE_DONE
** or an error. bCommit is passed true for an auto-vacuum-on-commmit
** operation, or false for an incremental vacuum.
*/
static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg){
static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg, int bCommit){
Pgno nFreeList; /* Number of pages still on the free-list */
int rc;
@ -2953,15 +3026,15 @@ static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg){
}
if( eType==PTRMAP_FREEPAGE ){
if( nFin==0 ){
if( bCommit==0 ){
/* Remove the page from the files free-list. This is not required
** if nFin is non-zero. In that case, the free-list will be
** if bCommit is non-zero. In that case, the free-list will be
** truncated to zero after this function returns, so it doesn't
** matter if it still contains some garbage entries.
*/
Pgno iFreePg;
MemPage *pFreePg;
rc = allocateBtreePage(pBt, &pFreePg, &iFreePg, iLastPg, 1);
rc = allocateBtreePage(pBt, &pFreePg, &iFreePg, iLastPg, BTALLOC_EXACT);
if( rc!=SQLITE_OK ){
return rc;
}
@ -2971,34 +3044,37 @@ static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg){
} else {
Pgno iFreePg; /* Index of free page to move pLastPg to */
MemPage *pLastPg;
u8 eMode = BTALLOC_ANY; /* Mode parameter for allocateBtreePage() */
Pgno iNear = 0; /* nearby parameter for allocateBtreePage() */
rc = btreeGetPage(pBt, iLastPg, &pLastPg, 0);
rc = btreeGetPage(pBt, iLastPg, &pLastPg, 0, 0);
if( rc!=SQLITE_OK ){
return rc;
}
/* If nFin is zero, this loop runs exactly once and page pLastPg
/* If bCommit is zero, this loop runs exactly once and page pLastPg
** is swapped with the first free page pulled off the free list.
**
** On the other hand, if nFin is greater than zero, then keep
** On the other hand, if bCommit is greater than zero, then keep
** looping until a free-page located within the first nFin pages
** of the file is found.
*/
if( bCommit==0 ){
eMode = BTALLOC_LE;
iNear = nFin;
}
do {
MemPage *pFreePg;
rc = allocateBtreePage(pBt, &pFreePg, &iFreePg, 0, 0);
rc = allocateBtreePage(pBt, &pFreePg, &iFreePg, iNear, eMode);
if( rc!=SQLITE_OK ){
releasePage(pLastPg);
return rc;
}
releasePage(pFreePg);
}while( nFin!=0 && iFreePg>nFin );
}while( bCommit && iFreePg>nFin );
assert( iFreePg<iLastPg );
rc = sqlite3PagerWrite(pLastPg->pDbPage);
if( rc==SQLITE_OK ){
rc = relocatePage(pBt, pLastPg, eType, iPtrPage, iFreePg, nFin!=0);
}
rc = relocatePage(pBt, pLastPg, eType, iPtrPage, iFreePg, bCommit);
releasePage(pLastPg);
if( rc!=SQLITE_OK ){
return rc;
@ -3006,29 +3082,39 @@ static int incrVacuumStep(BtShared *pBt, Pgno nFin, Pgno iLastPg){
}
}
if( nFin==0 ){
iLastPg--;
while( iLastPg==PENDING_BYTE_PAGE(pBt)||PTRMAP_ISPAGE(pBt, iLastPg) ){
if( PTRMAP_ISPAGE(pBt, iLastPg) ){
MemPage *pPg;
rc = btreeGetPage(pBt, iLastPg, &pPg, 0);
if( rc!=SQLITE_OK ){
return rc;
}
rc = sqlite3PagerWrite(pPg->pDbPage);
releasePage(pPg);
if( rc!=SQLITE_OK ){
return rc;
}
}
if( bCommit==0 ){
do {
iLastPg--;
}
sqlite3PagerTruncateImage(pBt->pPager, iLastPg);
}while( iLastPg==PENDING_BYTE_PAGE(pBt) || PTRMAP_ISPAGE(pBt, iLastPg) );
pBt->bDoTruncate = 1;
pBt->nPage = iLastPg;
}
return SQLITE_OK;
}
/*
** The database opened by the first argument is an auto-vacuum database
** nOrig pages in size containing nFree free pages. Return the expected
** size of the database in pages following an auto-vacuum operation.
*/
static Pgno finalDbSize(BtShared *pBt, Pgno nOrig, Pgno nFree){
int nEntry; /* Number of entries on one ptrmap page */
Pgno nPtrmap; /* Number of PtrMap pages to be freed */
Pgno nFin; /* Return value */
nEntry = pBt->usableSize/5;
nPtrmap = (nFree-nOrig+PTRMAP_PAGENO(pBt, nOrig)+nEntry)/nEntry;
nFin = nOrig - nFree - nPtrmap;
if( nOrig>PENDING_BYTE_PAGE(pBt) && nFin<PENDING_BYTE_PAGE(pBt) ){
nFin--;
}
while( PTRMAP_ISPAGE(pBt, nFin) || nFin==PENDING_BYTE_PAGE(pBt) ){
nFin--;
}
return nFin;
}
/*
** A write-transaction must be opened before calling this function.
** It performs a single unit of work towards an incremental vacuum.
@ -3046,11 +3132,24 @@ int sqlite3BtreeIncrVacuum(Btree *p){
if( !pBt->autoVacuum ){
rc = SQLITE_DONE;
}else{
invalidateAllOverflowCache(pBt);
rc = incrVacuumStep(pBt, 0, btreePagecount(pBt));
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite(pBt->pPage1->pDbPage);
put4byte(&pBt->pPage1->aData[28], pBt->nPage);
Pgno nOrig = btreePagecount(pBt);
Pgno nFree = get4byte(&pBt->pPage1->aData[36]);
Pgno nFin = finalDbSize(pBt, nOrig, nFree);
if( nOrig<nFin ){
rc = SQLITE_CORRUPT_BKPT;
}else if( nFree>0 ){
rc = saveAllCursors(pBt, 0, 0);
if( rc==SQLITE_OK ){
invalidateAllOverflowCache(pBt);
rc = incrVacuumStep(pBt, nFin, nOrig, 0);
}
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite(pBt->pPage1->pDbPage);
put4byte(&pBt->pPage1->aData[28], pBt->nPage);
}
}else{
rc = SQLITE_DONE;
}
}
sqlite3BtreeLeave(p);
@ -3077,9 +3176,7 @@ static int autoVacuumCommit(BtShared *pBt){
if( !pBt->incrVacuum ){
Pgno nFin; /* Number of pages in database after autovacuuming */
Pgno nFree; /* Number of pages on the freelist initially */
Pgno nPtrmap; /* Number of PtrMap pages to be freed */
Pgno iFree; /* The next page to be freed */
int nEntry; /* Number of entries on one ptrmap page */
Pgno nOrig; /* Database size before freeing */
nOrig = btreePagecount(pBt);
@ -3092,26 +3189,20 @@ static int autoVacuumCommit(BtShared *pBt){
}
nFree = get4byte(&pBt->pPage1->aData[36]);
nEntry = pBt->usableSize/5;
nPtrmap = (nFree-nOrig+PTRMAP_PAGENO(pBt, nOrig)+nEntry)/nEntry;
nFin = nOrig - nFree - nPtrmap;
if( nOrig>PENDING_BYTE_PAGE(pBt) && nFin<PENDING_BYTE_PAGE(pBt) ){
nFin--;
}
while( PTRMAP_ISPAGE(pBt, nFin) || nFin==PENDING_BYTE_PAGE(pBt) ){
nFin--;
}
nFin = finalDbSize(pBt, nOrig, nFree);
if( nFin>nOrig ) return SQLITE_CORRUPT_BKPT;
if( nFin<nOrig ){
rc = saveAllCursors(pBt, 0, 0);
}
for(iFree=nOrig; iFree>nFin && rc==SQLITE_OK; iFree--){
rc = incrVacuumStep(pBt, nFin, iFree);
rc = incrVacuumStep(pBt, nFin, iFree, 1);
}
if( (rc==SQLITE_DONE || rc==SQLITE_OK) && nFree>0 ){
rc = sqlite3PagerWrite(pBt->pPage1->pDbPage);
put4byte(&pBt->pPage1->aData[32], 0);
put4byte(&pBt->pPage1->aData[36], 0);
put4byte(&pBt->pPage1->aData[28], nFin);
sqlite3PagerTruncateImage(pBt->pPager, nFin);
pBt->bDoTruncate = 1;
pBt->nPage = nFin;
}
if( rc!=SQLITE_OK ){
@ -3119,7 +3210,7 @@ static int autoVacuumCommit(BtShared *pBt){
}
}
assert( nRef==sqlite3PagerRefcount(pPager) );
assert( nRef>=sqlite3PagerRefcount(pPager) );
return rc;
}
@ -3166,6 +3257,9 @@ int sqlite3BtreeCommitPhaseOne(Btree *p, const char *zMaster){
return rc;
}
}
if( pBt->bDoTruncate ){
sqlite3PagerTruncateImage(pBt->pPager, pBt->nPage);
}
#endif
rc = sqlite3PagerCommitPhaseOne(pBt->pPager, zMaster, 0);
sqlite3BtreeLeave(p);
@ -3181,7 +3275,9 @@ static void btreeEndTransaction(Btree *p){
BtShared *pBt = p->pBt;
assert( sqlite3BtreeHoldsMutex(p) );
btreeClearHasContent(pBt);
#ifndef SQLITE_OMIT_AUTOVACUUM
pBt->bDoTruncate = 0;
#endif
if( p->inTrans>TRANS_NONE && p->db->activeVdbeCnt>1 ){
/* If there are other active statements that belong to this database
** handle, downgrade to a read-only transaction. The other statements
@ -3256,6 +3352,7 @@ int sqlite3BtreeCommitPhaseTwo(Btree *p, int bCleanup){
return rc;
}
pBt->inTransaction = TRANS_READ;
btreeClearHasContent(pBt);
}
btreeEndTransaction(p);
@ -3277,27 +3374,6 @@ int sqlite3BtreeCommit(Btree *p){
return rc;
}
#ifndef NDEBUG
/*
** Return the number of write-cursors open on this handle. This is for use
** in assert() expressions, so it is only compiled if NDEBUG is not
** defined.
**
** For the purposes of this routine, a write-cursor is any cursor that
** is capable of writing to the databse. That means the cursor was
** originally opened for writing and the cursor has not be disabled
** by having its state changed to CURSOR_FAULT.
*/
static int countWriteCursors(BtShared *pBt){
BtCursor *pCur;
int r = 0;
for(pCur=pBt->pCursor; pCur; pCur=pCur->pNext){
if( pCur->wrFlag && pCur->eState!=CURSOR_FAULT ) r++;
}
return r;
}
#endif
/*
** This routine sets the state to CURSOR_FAULT and the error
** code to errCode for every cursor on BtShared that pBtree
@ -3369,7 +3445,7 @@ int sqlite3BtreeRollback(Btree *p, int tripCode){
/* The rollback may have destroyed the pPage1->aData value. So
** call btreeGetPage() on page 1 again to make
** sure pPage1->aData is set correctly. */
if( btreeGetPage(pBt, 1, &pPage1, 0)==SQLITE_OK ){
if( btreeGetPage(pBt, 1, &pPage1, 0, 0)==SQLITE_OK ){
int nPage = get4byte(28+(u8*)pPage1->aData);
testcase( nPage==0 );
if( nPage==0 ) sqlite3PagerPagecount(pBt->pPager, &nPage);
@ -3377,8 +3453,9 @@ int sqlite3BtreeRollback(Btree *p, int tripCode){
pBt->nPage = nPage;
releasePage(pPage1);
}
assert( countWriteCursors(pBt)==0 );
assert( countValidCursors(pBt, 1)==0 );
pBt->inTransaction = TRANS_READ;
btreeClearHasContent(pBt);
}
btreeEndTransaction(p);
@ -3803,7 +3880,7 @@ static int getOverflowPage(
assert( next==0 || rc==SQLITE_DONE );
if( rc==SQLITE_OK ){
rc = btreeGetPage(pBt, ovfl, &pPage, 0);
rc = btreeGetPage(pBt, ovfl, &pPage, 0, (ppPage==0));
assert( rc==SQLITE_OK || pPage==0 );
if( rc==SQLITE_OK ){
next = get4byte(pPage->aData);
@ -4024,7 +4101,9 @@ static int accessPayload(
{
DbPage *pDbPage;
rc = sqlite3PagerGet(pBt->pPager, nextPage, &pDbPage);
rc = sqlite3PagerAcquire(pBt->pPager, nextPage, &pDbPage,
(eOp==0 ? PAGER_ACQUIRE_READONLY : 0)
);
if( rc==SQLITE_OK ){
aPayload = sqlite3PagerGetData(pDbPage);
nextPage = get4byte(aPayload);
@ -4203,10 +4282,11 @@ static int moveToChild(BtCursor *pCur, u32 newPgno){
assert( cursorHoldsMutex(pCur) );
assert( pCur->eState==CURSOR_VALID );
assert( pCur->iPage<BTCURSOR_MAX_DEPTH );
assert( pCur->iPage>=0 );
if( pCur->iPage>=(BTCURSOR_MAX_DEPTH-1) ){
return SQLITE_CORRUPT_BKPT;
}
rc = getAndInitPage(pBt, newPgno, &pNewPage);
rc = getAndInitPage(pBt, newPgno, &pNewPage, (pCur->wrFlag==0));
if( rc ) return rc;
pCur->apPage[i+1] = pNewPage;
pCur->aiIdx[i+1] = 0;
@ -4323,7 +4403,7 @@ static int moveToRoot(BtCursor *pCur){
pCur->eState = CURSOR_INVALID;
return SQLITE_OK;
}else{
rc = getAndInitPage(pBt, pCur->pgnoRoot, &pCur->apPage[0]);
rc = getAndInitPage(pBt, pCur->pgnoRoot, &pCur->apPage[0], pCur->wrFlag==0);
if( rc!=SQLITE_OK ){
pCur->eState = CURSOR_INVALID;
return rc;
@ -4853,21 +4933,23 @@ int sqlite3BtreePrevious(BtCursor *pCur, int *pRes){
** an error. *ppPage and *pPgno are undefined in the event of an error.
** Do not invoke sqlite3PagerUnref() on *ppPage if an error is returned.
**
** If the "nearby" parameter is not 0, then a (feeble) effort is made to
** If the "nearby" parameter is not 0, then an effort is made to
** locate a page close to the page number "nearby". This can be used in an
** attempt to keep related pages close to each other in the database file,
** which in turn can make database access faster.
**
** If the "exact" parameter is not 0, and the page-number nearby exists
** anywhere on the free-list, then it is guarenteed to be returned. This
** is only used by auto-vacuum databases when allocating a new table.
** If the eMode parameter is BTALLOC_EXACT and the nearby page exists
** anywhere on the free-list, then it is guaranteed to be returned. If
** eMode is BTALLOC_LT then the page returned will be less than or equal
** to nearby if any such page exists. If eMode is BTALLOC_ANY then there
** are no restrictions on which page is returned.
*/
static int allocateBtreePage(
BtShared *pBt,
MemPage **ppPage,
Pgno *pPgno,
Pgno nearby,
u8 exact
BtShared *pBt, /* The btree */
MemPage **ppPage, /* Store pointer to the allocated page here */
Pgno *pPgno, /* Store the page number here */
Pgno nearby, /* Search for a page near this one */
u8 eMode /* BTALLOC_EXACT, BTALLOC_LT, or BTALLOC_ANY */
){
MemPage *pPage1;
int rc;
@ -4878,6 +4960,7 @@ static int allocateBtreePage(
Pgno mxPage; /* Total size of the database file */
assert( sqlite3_mutex_held(pBt->mutex) );
assert( eMode==BTALLOC_ANY || (nearby>0 && IfNotOmitAV(pBt->autoVacuum)) );
pPage1 = pBt->pPage1;
mxPage = btreePagecount(pBt);
n = get4byte(&pPage1->aData[36]);
@ -4890,21 +4973,24 @@ static int allocateBtreePage(
Pgno iTrunk;
u8 searchList = 0; /* If the free-list must be searched for 'nearby' */
/* If the 'exact' parameter was true and a query of the pointer-map
/* If eMode==BTALLOC_EXACT and a query of the pointer-map
** shows that the page 'nearby' is somewhere on the free-list, then
** the entire-list will be searched for that page.
*/
#ifndef SQLITE_OMIT_AUTOVACUUM
if( exact && nearby<=mxPage ){
u8 eType;
assert( nearby>0 );
assert( pBt->autoVacuum );
rc = ptrmapGet(pBt, nearby, &eType, 0);
if( rc ) return rc;
if( eType==PTRMAP_FREEPAGE ){
searchList = 1;
if( eMode==BTALLOC_EXACT ){
if( nearby<=mxPage ){
u8 eType;
assert( nearby>0 );
assert( pBt->autoVacuum );
rc = ptrmapGet(pBt, nearby, &eType, 0);
if( rc ) return rc;
if( eType==PTRMAP_FREEPAGE ){
searchList = 1;
}
}
*pPgno = nearby;
}else if( eMode==BTALLOC_LE ){
searchList = 1;
}
#endif
@ -4917,7 +5003,8 @@ static int allocateBtreePage(
/* The code within this loop is run only once if the 'searchList' variable
** is not true. Otherwise, it runs once for each trunk-page on the
** free-list until the page 'nearby' is located.
** free-list until the page 'nearby' is located (eMode==BTALLOC_EXACT)
** or until a page less than 'nearby' is located (eMode==BTALLOC_LT)
*/
do {
pPrevTrunk = pTrunk;
@ -4930,7 +5017,7 @@ static int allocateBtreePage(
if( iTrunk>mxPage ){
rc = SQLITE_CORRUPT_BKPT;
}else{
rc = btreeGetPage(pBt, iTrunk, &pTrunk, 0);
rc = btreeGetPage(pBt, iTrunk, &pTrunk, 0, 0);
}
if( rc ){
pTrunk = 0;
@ -4959,11 +5046,13 @@ static int allocateBtreePage(
rc = SQLITE_CORRUPT_BKPT;
goto end_allocate_page;
#ifndef SQLITE_OMIT_AUTOVACUUM
}else if( searchList && nearby==iTrunk ){
}else if( searchList
&& (nearby==iTrunk || (iTrunk<nearby && eMode==BTALLOC_LE))
){
/* The list is being searched and this trunk page is the page
** to allocate, regardless of whether it has leaves.
*/
assert( *pPgno==iTrunk );
*pPgno = iTrunk;
*ppPage = pTrunk;
searchList = 0;
rc = sqlite3PagerWrite(pTrunk->pDbPage);
@ -4992,7 +5081,7 @@ static int allocateBtreePage(
goto end_allocate_page;
}
testcase( iNewTrunk==mxPage );
rc = btreeGetPage(pBt, iNewTrunk, &pNewTrunk, 0);
rc = btreeGetPage(pBt, iNewTrunk, &pNewTrunk, 0, 0);
if( rc!=SQLITE_OK ){
goto end_allocate_page;
}
@ -5026,14 +5115,24 @@ static int allocateBtreePage(
unsigned char *aData = pTrunk->aData;
if( nearby>0 ){
u32 i;
int dist;
closest = 0;
dist = sqlite3AbsInt32(get4byte(&aData[8]) - nearby);
for(i=1; i<k; i++){
int d2 = sqlite3AbsInt32(get4byte(&aData[8+i*4]) - nearby);
if( d2<dist ){
closest = i;
dist = d2;
if( eMode==BTALLOC_LE ){
for(i=0; i<k; i++){
iPage = get4byte(&aData[8+i*4]);
if( iPage<=nearby ){
closest = i;
break;
}
}
}else{
int dist;
dist = sqlite3AbsInt32(get4byte(&aData[8]) - nearby);
for(i=1; i<k; i++){
int d2 = sqlite3AbsInt32(get4byte(&aData[8+i*4]) - nearby);
if( d2<dist ){
closest = i;
dist = d2;
}
}
}
}else{
@ -5047,7 +5146,9 @@ static int allocateBtreePage(
goto end_allocate_page;
}
testcase( iPage==mxPage );
if( !searchList || iPage==nearby ){
if( !searchList
|| (iPage==nearby || (iPage<nearby && eMode==BTALLOC_LE))
){
int noContent;
*pPgno = iPage;
TRACE(("ALLOCATE: %d was leaf %d of %d on trunk %d"
@ -5060,7 +5161,7 @@ static int allocateBtreePage(
}
put4byte(&aData[4], k-1);
noContent = !btreeGetHasContent(pBt, *pPgno);
rc = btreeGetPage(pBt, *pPgno, ppPage, noContent);
rc = btreeGetPage(pBt, *pPgno, ppPage, noContent, 0);
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite((*ppPage)->pDbPage);
if( rc!=SQLITE_OK ){
@ -5074,8 +5175,26 @@ static int allocateBtreePage(
pPrevTrunk = 0;
}while( searchList );
}else{
/* There are no pages on the freelist, so create a new page at the
** end of the file */
/* There are no pages on the freelist, so append a new page to the
** database image.
**
** Normally, new pages allocated by this block can be requested from the
** pager layer with the 'no-content' flag set. This prevents the pager
** from trying to read the pages content from disk. However, if the
** current transaction has already run one or more incremental-vacuum
** steps, then the page we are about to allocate may contain content
** that is required in the event of a rollback. In this case, do
** not set the no-content flag. This causes the pager to load and journal
** the current page content before overwriting it.
**
** Note that the pager will not actually attempt to load or journal
** content for any page that really does lie past the end of the database
** file on disk. So the effects of disabling the no-content optimization
** here are confined to those pages that lie between the end of the
** database image and the end of the database file.
*/
int bNoContent = (0==IfNotOmitAV(pBt->bDoTruncate));
rc = sqlite3PagerWrite(pBt->pPage1->pDbPage);
if( rc ) return rc;
pBt->nPage++;
@ -5090,7 +5209,7 @@ static int allocateBtreePage(
MemPage *pPg = 0;
TRACE(("ALLOCATE: %d from end of file (pointer-map page)\n", pBt->nPage));
assert( pBt->nPage!=PENDING_BYTE_PAGE(pBt) );
rc = btreeGetPage(pBt, pBt->nPage, &pPg, 1);
rc = btreeGetPage(pBt, pBt->nPage, &pPg, bNoContent, 0);
if( rc==SQLITE_OK ){
rc = sqlite3PagerWrite(pPg->pDbPage);
releasePage(pPg);
@ -5104,7 +5223,7 @@ static int allocateBtreePage(
*pPgno = pBt->nPage;
assert( *pPgno!=PENDING_BYTE_PAGE(pBt) );
rc = btreeGetPage(pBt, *pPgno, ppPage, 1);
rc = btreeGetPage(pBt, *pPgno, ppPage, bNoContent, 0);
if( rc ) return rc;
rc = sqlite3PagerWrite((*ppPage)->pDbPage);
if( rc!=SQLITE_OK ){
@ -5172,7 +5291,7 @@ static int freePage2(BtShared *pBt, MemPage *pMemPage, Pgno iPage){
/* If the secure_delete option is enabled, then
** always fully overwrite deleted information with zeros.
*/
if( (!pPage && ((rc = btreeGetPage(pBt, iPage, &pPage, 0))!=0) )
if( (!pPage && ((rc = btreeGetPage(pBt, iPage, &pPage, 0, 0))!=0) )
|| ((rc = sqlite3PagerWrite(pPage->pDbPage))!=0)
){
goto freepage_out;
@ -5199,7 +5318,7 @@ static int freePage2(BtShared *pBt, MemPage *pMemPage, Pgno iPage){
u32 nLeaf; /* Initial number of leaf cells on trunk page */
iTrunk = get4byte(&pPage1->aData[32]);
rc = btreeGetPage(pBt, iTrunk, &pTrunk, 0);
rc = btreeGetPage(pBt, iTrunk, &pTrunk, 0, 0);
if( rc!=SQLITE_OK ){
goto freepage_out;
}
@ -5245,7 +5364,7 @@ static int freePage2(BtShared *pBt, MemPage *pMemPage, Pgno iPage){
** first trunk in the free-list is full. Either way, the page being freed
** will become the new first trunk page in the free-list.
*/
if( pPage==0 && SQLITE_OK!=(rc = btreeGetPage(pBt, iPage, &pPage, 0)) ){
if( pPage==0 && SQLITE_OK!=(rc = btreeGetPage(pBt, iPage, &pPage, 0, 0)) ){
goto freepage_out;
}
rc = sqlite3PagerWrite(pPage->pDbPage);
@ -5432,7 +5551,7 @@ static int fillInCell(
** If this is the first overflow page, then write a partial entry
** to the pointer-map. If we write nothing to this pointer-map slot,
** then the optimistic overflow chain processing in clearCell()
** may misinterpret the uninitialised values and delete the
** may misinterpret the uninitialized values and delete the
** wrong pages from the database.
*/
if( pBt->autoVacuum && rc==SQLITE_OK ){
@ -6046,7 +6165,7 @@ static int balance_nonroot(
}
pgno = get4byte(pRight);
while( 1 ){
rc = getAndInitPage(pBt, pgno, &apOld[i]);
rc = getAndInitPage(pBt, pgno, &apOld[i], 0);
if( rc ){
memset(apOld, 0, (i+1)*sizeof(MemPage*));
goto balance_cleanup;
@ -6905,7 +7024,7 @@ int sqlite3BtreeInsert(
insertCell(pPage, idx, newCell, szNew, 0, 0, &rc);
assert( rc!=SQLITE_OK || pPage->nCell>0 || pPage->nOverflow>0 );
/* If no error has occured and pPage has an overflow cell, call balance()
/* If no error has occurred and pPage has an overflow cell, call balance()
** to redistribute the cells within the tree. Since balance() may move
** the cursor, zero the BtCursor.info.nSize and BtCursor.validNKey
** variables.
@ -7119,7 +7238,7 @@ static int btreeCreateTable(Btree *p, int *piTable, int createTabFlags){
** be moved to the allocated page (unless the allocated page happens
** to reside at pgnoRoot).
*/
rc = allocateBtreePage(pBt, &pPageMove, &pgnoMove, pgnoRoot, 1);
rc = allocateBtreePage(pBt, &pPageMove, &pgnoMove, pgnoRoot, BTALLOC_EXACT);
if( rc!=SQLITE_OK ){
return rc;
}
@ -7134,10 +7253,17 @@ static int btreeCreateTable(Btree *p, int *piTable, int createTabFlags){
u8 eType = 0;
Pgno iPtrPage = 0;
/* Save the positions of any open cursors. This is required in
** case they are holding a reference to an xFetch reference
** corresponding to page pgnoRoot. */
rc = saveAllCursors(pBt, 0, 0);
releasePage(pPageMove);
if( rc!=SQLITE_OK ){
return rc;
}
/* Move the page currently at pgnoRoot to pgnoMove. */
rc = btreeGetPage(pBt, pgnoRoot, &pRoot, 0);
rc = btreeGetPage(pBt, pgnoRoot, &pRoot, 0, 0);
if( rc!=SQLITE_OK ){
return rc;
}
@ -7158,7 +7284,7 @@ static int btreeCreateTable(Btree *p, int *piTable, int createTabFlags){
if( rc!=SQLITE_OK ){
return rc;
}
rc = btreeGetPage(pBt, pgnoRoot, &pRoot, 0);
rc = btreeGetPage(pBt, pgnoRoot, &pRoot, 0, 0);
if( rc!=SQLITE_OK ){
return rc;
}
@ -7234,7 +7360,7 @@ static int clearDatabasePage(
return SQLITE_CORRUPT_BKPT;
}
rc = getAndInitPage(pBt, pgno, &pPage);
rc = getAndInitPage(pBt, pgno, &pPage, 0);
if( rc ) return rc;
for(i=0; i<pPage->nCell; i++){
pCell = findCell(pPage, i);
@ -7336,7 +7462,7 @@ static int btreeDropTable(Btree *p, Pgno iTable, int *piMoved){
return SQLITE_LOCKED_SHAREDCACHE;
}
rc = btreeGetPage(pBt, (Pgno)iTable, &pPage, 0);
rc = btreeGetPage(pBt, (Pgno)iTable, &pPage, 0, 0);
if( rc ) return rc;
rc = sqlite3BtreeClearTable(p, iTable, 0);
if( rc ){
@ -7371,7 +7497,7 @@ static int btreeDropTable(Btree *p, Pgno iTable, int *piMoved){
*/
MemPage *pMove;
releasePage(pPage);
rc = btreeGetPage(pBt, maxRootPgno, &pMove, 0);
rc = btreeGetPage(pBt, maxRootPgno, &pMove, 0, 0);
if( rc!=SQLITE_OK ){
return rc;
}
@ -7381,7 +7507,7 @@ static int btreeDropTable(Btree *p, Pgno iTable, int *piMoved){
return rc;
}
pMove = 0;
rc = btreeGetPage(pBt, maxRootPgno, &pMove, 0);
rc = btreeGetPage(pBt, maxRootPgno, &pMove, 0, 0);
freePage(pMove, &rc);
releasePage(pMove);
if( rc!=SQLITE_OK ){
@ -7793,7 +7919,7 @@ static int checkTreePage(
usableSize = pBt->usableSize;
if( iPage==0 ) return 0;
if( checkRef(pCheck, iPage, zParentContext) ) return 0;
if( (rc = btreeGetPage(pBt, (Pgno)iPage, &pPage, 0))!=0 ){
if( (rc = btreeGetPage(pBt, (Pgno)iPage, &pPage, 0, 0))!=0 ){
checkAppendMsg(pCheck, zContext,
"unable to get the page. error code=%d", rc);
return 0;
@ -8026,7 +8152,7 @@ char *sqlite3BtreeIntegrityCheck(
}
i = PENDING_BYTE_PAGE(pBt);
if( i<=sCheck.nPage ) setPageReferenced(&sCheck, i);
sqlite3StrAccumInit(&sCheck.errMsg, zErr, sizeof(zErr), 20000);
sqlite3StrAccumInit(&sCheck.errMsg, zErr, sizeof(zErr), SQLITE_MAX_LENGTH);
sCheck.errMsg.useMalloc = 2;
/* Check the integrity of the freelist
@ -8265,6 +8391,17 @@ int sqlite3BtreePutData(BtCursor *pCsr, u32 offset, u32 amt, void *z){
return SQLITE_ABORT;
}
/* Save the positions of all other cursors open on this table. This is
** required in case any of them are holding references to an xFetch
** version of the b-tree page modified by the accessPayload call below.
**
** Note that pCsr must be open on a BTREE_INTKEY table and saveCursorPosition()
** and hence saveAllCursors() cannot fail on a BTREE_INTKEY table, hence
** saveAllCursors can only return SQLITE_OK.
*/
VVA_ONLY(rc =) saveAllCursors(pCsr->pBt, pCsr->pgnoRoot, pCsr);
assert( rc==SQLITE_OK );
/* Check some assumptions:
** (a) the cursor is open for writing,
** (b) there is a read/write transaction open,

2
src/btree.h
View File

@ -63,6 +63,7 @@ int sqlite3BtreeOpen(
int sqlite3BtreeClose(Btree*);
int sqlite3BtreeSetCacheSize(Btree*,int);
int sqlite3BtreeSetMmapLimit(Btree*,sqlite3_int64);
int sqlite3BtreeSetSafetyLevel(Btree*,int,int,int);
int sqlite3BtreeSyncDisabled(Btree*);
int sqlite3BtreeSetPageSize(Btree *p, int nPagesize, int nReserve, int eFix);
@ -139,6 +140,7 @@ int sqlite3BtreeNewDb(Btree *p);
#define BTREE_TEXT_ENCODING 5
#define BTREE_USER_VERSION 6
#define BTREE_INCR_VACUUM 7
#define BTREE_APPLICATION_ID 8
/*
** Values that may be OR'd together to form the second argument of an

1
src/btreeInt.h
View File

@ -411,6 +411,7 @@ struct BtShared {
#ifndef SQLITE_OMIT_AUTOVACUUM
u8 autoVacuum; /* True if auto-vacuum is enabled */
u8 incrVacuum; /* True if incr-vacuum is enabled */
u8 bDoTruncate; /* True to truncate db on commit */
#endif
u8 inTransaction; /* Transaction state */
u8 max1bytePayload; /* Maximum first byte of cell for a 1-byte payload */

71
src/build.c
View File

@ -2100,7 +2100,7 @@ void sqlite3CodeDropTable(Parse *pParse, Table *pTab, int iDb, int isView){
/* Drop all SQLITE_MASTER table and index entries that refer to the
** table. The program name loops through the master table and deletes
** every row that refers to a table of the same name as the one being
** dropped. Triggers are handled seperately because a trigger can be
** dropped. Triggers are handled separately because a trigger can be
** created in the temp database that refers to a table in another
** database.
*/
@ -2392,9 +2392,6 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
int tnum; /* Root page of index */
Vdbe *v; /* Generate code into this virtual machine */
KeyInfo *pKey; /* KeyInfo for index */
#ifdef SQLITE_OMIT_MERGE_SORT
int regIdxKey; /* Registers containing the index key */
#endif
int regRecord; /* Register holding assemblied index record */
sqlite3 *db = pParse->db; /* The database connection */
int iDb = sqlite3SchemaToIndex(db, pIndex->pSchema);
@ -2422,13 +2419,9 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
(char *)pKey, P4_KEYINFO_HANDOFF);
sqlite3VdbeChangeP5(v, OPFLAG_BULKCSR|((memRootPage>=0)?OPFLAG_P2ISREG:0));
#ifndef SQLITE_OMIT_MERGE_SORT
/* Open the sorter cursor if we are to use one. */
iSorter = pParse->nTab++;
sqlite3VdbeAddOp4(v, OP_SorterOpen, iSorter, 0, 0, (char*)pKey, P4_KEYINFO);
#else
iSorter = iTab;
#endif
/* Open the table. Loop through all rows of the table, inserting index
** records into the sorter. */
@ -2436,7 +2429,6 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
addr1 = sqlite3VdbeAddOp2(v, OP_Rewind, iTab, 0);
regRecord = sqlite3GetTempReg(pParse);
#ifndef SQLITE_OMIT_MERGE_SORT
sqlite3GenerateIndexKey(pParse, pIndex, iTab, regRecord, 1);
sqlite3VdbeAddOp2(v, OP_SorterInsert, iSorter, regRecord);
sqlite3VdbeAddOp2(v, OP_Next, iTab, addr1+1);
@ -2447,8 +2439,8 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
sqlite3VdbeAddOp2(v, OP_Goto, 0, j2);
addr2 = sqlite3VdbeCurrentAddr(v);
sqlite3VdbeAddOp3(v, OP_SorterCompare, iSorter, j2, regRecord);
sqlite3HaltConstraint(
pParse, OE_Abort, "indexed columns are not unique", P4_STATIC
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_UNIQUE,
OE_Abort, "indexed columns are not unique", P4_STATIC
);
}else{
addr2 = sqlite3VdbeCurrentAddr(v);
@ -2456,30 +2448,6 @@ static void sqlite3RefillIndex(Parse *pParse, Index *pIndex, int memRootPage){
sqlite3VdbeAddOp2(v, OP_SorterData, iSorter, regRecord);
sqlite3VdbeAddOp3(v, OP_IdxInsert, iIdx, regRecord, 1);
sqlite3VdbeChangeP5(v, OPFLAG_USESEEKRESULT);
#else
regIdxKey = sqlite3GenerateIndexKey(pParse, pIndex, iTab, regRecord, 1);
addr2 = addr1 + 1;
if( pIndex->onError!=OE_None ){
const int regRowid = regIdxKey + pIndex->nColumn;
const int j2 = sqlite3VdbeCurrentAddr(v) + 2;
void * const pRegKey = SQLITE_INT_TO_PTR(regIdxKey);
/* The registers accessed by the OP_IsUnique opcode were allocated
** using sqlite3GetTempRange() inside of the sqlite3GenerateIndexKey()
** call above. Just before that function was freed they were released
** (made available to the compiler for reuse) using
** sqlite3ReleaseTempRange(). So in some ways having the OP_IsUnique
** opcode use the values stored within seems dangerous. However, since
** we can be sure that no other temp registers have been allocated
** since sqlite3ReleaseTempRange() was called, it is safe to do so.
*/
sqlite3VdbeAddOp4(v, OP_IsUnique, iIdx, j2, regRowid, pRegKey, P4_INT32);
sqlite3HaltConstraint(
pParse, OE_Abort, "indexed columns are not unique", P4_STATIC);
}
sqlite3VdbeAddOp3(v, OP_IdxInsert, iIdx, regRecord, 0);
sqlite3VdbeChangeP5(v, OPFLAG_USESEEKRESULT);
#endif
sqlite3ReleaseTempReg(pParse, regRecord);
sqlite3VdbeAddOp2(v, OP_SorterNext, iSorter, addr2);
sqlite3VdbeJumpHere(v, addr1);
@ -2594,7 +2562,7 @@ Index *sqlite3CreateIndex(
assert( pTab!=0 );
assert( pParse->nErr==0 );
if( sqlite3StrNICmp(pTab->zName, "sqlite_", 7)==0
&& memcmp(&pTab->zName[7],"altertab_",9)!=0 ){
&& sqlite3StrNICmp(&pTab->zName[7],"altertab_",9)!=0 ){
sqlite3ErrorMsg(pParse, "table %s may not be indexed", pTab->zName);
goto exit_create_index;
}
@ -2691,10 +2659,8 @@ Index *sqlite3CreateIndex(
for(i=0; i<pList->nExpr; i++){
Expr *pExpr = pList->a[i].pExpr;
if( pExpr ){
CollSeq *pColl = sqlite3ExprCollSeq(pParse, pExpr);
if( pColl ){
nExtra += (1 + sqlite3Strlen30(pColl->zName));
}
assert( pExpr->op==TK_COLLATE );
nExtra += (1 + sqlite3Strlen30(pExpr->u.zToken));
}
}
@ -2755,7 +2721,6 @@ Index *sqlite3CreateIndex(
const char *zColName = pListItem->zName;
Column *pTabCol;
int requestedSortOrder;
CollSeq *pColl; /* Collating sequence */
char *zColl; /* Collation sequence name */
for(j=0, pTabCol=pTab->aCol; j<pTab->nCol; j++, pTabCol++){
@ -2768,11 +2733,10 @@ Index *sqlite3CreateIndex(
goto exit_create_index;
}
pIndex->aiColumn[i] = j;
if( pListItem->pExpr
&& (pColl = sqlite3ExprCollSeq(pParse, pListItem->pExpr))!=0
){
if( pListItem->pExpr ){
int nColl;
zColl = pColl->zName;
assert( pListItem->pExpr->op==TK_COLLATE );
zColl = pListItem->pExpr->u.zToken;
nColl = sqlite3Strlen30(zColl) + 1;
assert( nExtra>=nColl );
memcpy(zExtra, zColl, nColl);
@ -2781,9 +2745,7 @@ Index *sqlite3CreateIndex(
nExtra -= nColl;
}else{
zColl = pTab->aCol[j].zColl;
if( !zColl ){
zColl = "BINARY";
}
if( !zColl ) zColl = "BINARY";
}
if( !db->init.busy && !sqlite3LocateCollSeq(pParse, zColl) ){
goto exit_create_index;
@ -2839,7 +2801,7 @@ Index *sqlite3CreateIndex(
** However the ON CONFLICT clauses are different. If both this
** constraint and the previous equivalent constraint have explicit
** ON CONFLICT clauses this is an error. Otherwise, use the
** explicitly specified behaviour for the index.
** explicitly specified behavior for the index.
*/
if( !(pIdx->onError==OE_Default || pIndex->onError==OE_Default) ){
sqlite3ErrorMsg(pParse,
@ -3692,12 +3654,19 @@ void sqlite3MayAbort(Parse *pParse){
** error. The onError parameter determines which (if any) of the statement
** and/or current transaction is rolled back.
*/
void sqlite3HaltConstraint(Parse *pParse, int onError, char *p4, int p4type){
void sqlite3HaltConstraint(
Parse *pParse, /* Parsing context */
int errCode, /* extended error code */
int onError, /* Constraint type */
char *p4, /* Error message */
int p4type /* P4_STATIC or P4_TRANSIENT */
){
Vdbe *v = sqlite3GetVdbe(pParse);
assert( (errCode&0xff)==SQLITE_CONSTRAINT );
if( onError==OE_Abort ){
sqlite3MayAbort(pParse);
}
sqlite3VdbeAddOp4(v, OP_Halt, SQLITE_CONSTRAINT, onError, 0, p4, p4type);
sqlite3VdbeAddOp4(v, OP_Halt, errCode, onError, 0, p4, p4type);
}
/*

28
src/ctime.c
View File

@ -48,15 +48,15 @@ static const char * const azCompileOpt[] = {
#ifdef SQLITE_COVERAGE_TEST
"COVERAGE_TEST",
#endif
#ifdef SQLITE_CURDIR
"CURDIR",
#endif
#ifdef SQLITE_DEBUG
"DEBUG",
#endif
#ifdef SQLITE_DEFAULT_LOCKING_MODE
"DEFAULT_LOCKING_MODE=" CTIMEOPT_VAL(SQLITE_DEFAULT_LOCKING_MODE),
#endif
#if defined(SQLITE_DEFAULT_MMAP_SIZE) && !defined(SQLITE_DEFAULT_MMAP_SIZE_xc)
"DEFAULT_MMAP_SIZE=" CTIMEOPT_VAL(SQLITE_DEFAULT_MMAP_SIZE),
#endif
#ifdef SQLITE_DISABLE_DIRSYNC
"DISABLE_DIRSYNC",
#endif
@ -147,6 +147,9 @@ static const char * const azCompileOpt[] = {
#ifdef SQLITE_LOCK_TRACE
"LOCK_TRACE",
#endif
#if defined(SQLITE_MAX_MMAP_SIZE) && !defined(SQLITE_MAX_MMAP_SIZE_xc)
"MAX_MMAP_SIZE=" CTIMEOPT_VAL(SQLITE_MAX_MMAP_SIZE),
#endif
#ifdef SQLITE_MAX_SCHEMA_RETRY
"MAX_SCHEMA_RETRY=" CTIMEOPT_VAL(SQLITE_MAX_SCHEMA_RETRY),
#endif
@ -204,11 +207,6 @@ static const char * const azCompileOpt[] = {
#ifdef SQLITE_OMIT_CHECK
"OMIT_CHECK",
#endif
/* // redundant
** #ifdef SQLITE_OMIT_COMPILEOPTION_DIAGS
** "OMIT_COMPILEOPTION_DIAGS",
** #endif
*/
#ifdef SQLITE_OMIT_COMPLETE
"OMIT_COMPLETE",
#endif
@ -263,9 +261,6 @@ static const char * const azCompileOpt[] = {
#ifdef SQLITE_OMIT_MEMORYDB
"OMIT_MEMORYDB",
#endif
#ifdef SQLITE_OMIT_MERGE_SORT
"OMIT_MERGE_SORT",
#endif
#ifdef SQLITE_OMIT_OR_OPTIMIZATION
"OMIT_OR_OPTIMIZATION",
#endif
@ -353,13 +348,13 @@ static const char * const azCompileOpt[] = {
#ifdef SQLITE_TCL
"TCL",
#endif
#ifdef SQLITE_TEMP_STORE
#if defined(SQLITE_TEMP_STORE) && !defined(SQLITE_TEMP_STORE_xc)
"TEMP_STORE=" CTIMEOPT_VAL(SQLITE_TEMP_STORE),
#endif
#ifdef SQLITE_TEST
"TEST",
#endif
#ifdef SQLITE_THREADSAFE
#if defined(SQLITE_THREADSAFE)
"THREADSAFE=" CTIMEOPT_VAL(SQLITE_THREADSAFE),
#endif
#ifdef SQLITE_USE_ALLOCA
@ -385,8 +380,11 @@ int sqlite3_compileoption_used(const char *zOptName){
/* Since ArraySize(azCompileOpt) is normally in single digits, a
** linear search is adequate. No need for a binary search. */
for(i=0; i<ArraySize(azCompileOpt); i++){
if( (sqlite3StrNICmp(zOptName, azCompileOpt[i], n)==0)
&& ( (azCompileOpt[i][n]==0) || (azCompileOpt[i][n]=='=') ) ) return 1;
if( sqlite3StrNICmp(zOptName, azCompileOpt[i], n)==0
&& sqlite3CtypeMap[(unsigned char)azCompileOpt[i][n]]==0
){
return 1;
}
}
return 0;
}

38
src/delete.c
View File

@ -93,30 +93,28 @@ void sqlite3MaterializeView(
int iCur /* Cursor number for ephemerial table */
){
SelectDest dest;
Select *pDup;
Select *pSel;
SrcList *pFrom;
sqlite3 *db = pParse->db;
int iDb = sqlite3SchemaToIndex(db, pView->pSchema);
pDup = sqlite3SelectDup(db, pView->pSelect, 0);
if( pWhere ){
SrcList *pFrom;
pWhere = sqlite3ExprDup(db, pWhere, 0);
pFrom = sqlite3SrcListAppend(db, 0, 0, 0);
if( pFrom ){
assert( pFrom->nSrc==1 );
pFrom->a[0].zAlias = sqlite3DbStrDup(db, pView->zName);
pFrom->a[0].pSelect = pDup;
assert( pFrom->a[0].pOn==0 );
assert( pFrom->a[0].pUsing==0 );
}else{
sqlite3SelectDelete(db, pDup);
}
pDup = sqlite3SelectNew(pParse, 0, pFrom, pWhere, 0, 0, 0, 0, 0, 0);
if( pDup ) pDup->selFlags |= SF_Materialize;
pWhere = sqlite3ExprDup(db, pWhere, 0);
pFrom = sqlite3SrcListAppend(db, 0, 0, 0);
if( pFrom ){
assert( pFrom->nSrc==1 );
pFrom->a[0].zName = sqlite3DbStrDup(db, pView->zName);
pFrom->a[0].zDatabase = sqlite3DbStrDup(db, db->aDb[iDb].zName);
assert( pFrom->a[0].pOn==0 );
assert( pFrom->a[0].pUsing==0 );
}
pSel = sqlite3SelectNew(pParse, 0, pFrom, pWhere, 0, 0, 0, 0, 0, 0);
if( pSel ) pSel->selFlags |= SF_Materialize;
sqlite3SelectDestInit(&dest, SRT_EphemTab, iCur);
sqlite3Select(pParse, pDup, &dest);
sqlite3SelectDelete(db, pDup);
sqlite3Select(pParse, pSel, &dest);
sqlite3SelectDelete(db, pSel);
}
#endif /* !defined(SQLITE_OMIT_VIEW) && !defined(SQLITE_OMIT_TRIGGER) */

37
src/expr.c
View File

@ -116,12 +116,7 @@ CollSeq *sqlite3ExprCollSeq(Parse *pParse, Expr *pExpr){
}
assert( op!=TK_REGISTER || p->op2!=TK_COLLATE );
if( op==TK_COLLATE ){
if( db->init.busy ){
/* Do not report errors when parsing while the schema */
pColl = sqlite3FindCollSeq(db, ENC(db), p->u.zToken, 0);
}else{
pColl = sqlite3GetCollSeq(pParse, ENC(db), 0, p->u.zToken);
}
pColl = sqlite3GetCollSeq(pParse, ENC(db), 0, p->u.zToken);
break;
}
if( p->pTab!=0
@ -638,7 +633,7 @@ void sqlite3ExprAssignVarNumber(Parse *pParse, Expr *pExpr){
*/
ynVar i;
for(i=0; i<pParse->nzVar; i++){
if( pParse->azVar[i] && memcmp(pParse->azVar[i],z,n+1)==0 ){
if( pParse->azVar[i] && strcmp(pParse->azVar[i],z)==0 ){
pExpr->iColumn = x = (ynVar)i+1;
break;
}
@ -1214,6 +1209,7 @@ static int selectNodeIsConstant(Walker *pWalker, Select *NotUsed){
}
static int exprIsConst(Expr *p, int initFlag){
Walker w;
memset(&w, 0, sizeof(w));
w.u.i = initFlag;
w.xExprCallback = exprNodeIsConstant;
w.xSelectCallback = selectNodeIsConstant;
@ -1456,10 +1452,11 @@ int sqlite3CodeOnce(Parse *pParse){
**
** The returned value of this function indicates the b-tree type, as follows:
**
** IN_INDEX_ROWID - The cursor was opened on a database table.
** IN_INDEX_INDEX - The cursor was opened on a database index.
** IN_INDEX_EPH - The cursor was opened on a specially created and
** populated epheremal table.
** IN_INDEX_ROWID - The cursor was opened on a database table.
** IN_INDEX_INDEX_ASC - The cursor was opened on an ascending index.
** IN_INDEX_INDEX_DESC - The cursor was opened on a descending index.
** IN_INDEX_EPH - The cursor was opened on a specially created and
** populated epheremal table.
**
** An existing b-tree might be used if the RHS expression pX is a simple
** subquery such as:
@ -1582,7 +1579,8 @@ int sqlite3FindInIndex(Parse *pParse, Expr *pX, int *prNotFound){
sqlite3VdbeAddOp4(v, OP_OpenRead, iTab, pIdx->tnum, iDb,
pKey,P4_KEYINFO_HANDOFF);
VdbeComment((v, "%s", pIdx->zName));
eType = IN_INDEX_INDEX;
assert( IN_INDEX_INDEX_DESC == IN_INDEX_INDEX_ASC+1 );
eType = IN_INDEX_INDEX_ASC + pIdx->aSortOrder[0];
sqlite3VdbeJumpHere(v, iAddr);
if( prNotFound && !pTab->aCol[iCol].notNull ){
@ -2935,7 +2933,8 @@ int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
sqlite3VdbeAddOp4(
v, OP_Halt, SQLITE_OK, OE_Ignore, 0, pExpr->u.zToken,0);
}else{
sqlite3HaltConstraint(pParse, pExpr->affinity, pExpr->u.zToken, 0);
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_TRIGGER,
pExpr->affinity, pExpr->u.zToken, 0);
}
break;
@ -3281,6 +3280,12 @@ void sqlite3ExplainExprList(Vdbe *pOut, ExprList *pList){
sqlite3ExplainPush(pOut);
sqlite3ExplainExpr(pOut, pList->a[i].pExpr);
sqlite3ExplainPop(pOut);
if( pList->a[i].zName ){
sqlite3ExplainPrintf(pOut, " AS %s", pList->a[i].zName);
}
if( pList->a[i].bSpanIsTab ){
sqlite3ExplainPrintf(pOut, " (%s)", pList->a[i].zSpan);
}
if( i<pList->nExpr-1 ){
sqlite3ExplainNL(pOut);
}
@ -3419,8 +3424,8 @@ void sqlite3ExprCodeConstants(Parse *pParse, Expr *pExpr){
Walker w;
if( pParse->cookieGoto ) return;
if( OptimizationDisabled(pParse->db, SQLITE_FactorOutConst) ) return;
memset(&w, 0, sizeof(w));
w.xExprCallback = evalConstExpr;
w.xSelectCallback = 0;
w.pParse = pParse;
sqlite3WalkExpr(&w, pExpr);
}
@ -3533,7 +3538,7 @@ void sqlite3ExprIfTrue(Parse *pParse, Expr *pExpr, int dest, int jumpIfNull){
int r1, r2;
assert( jumpIfNull==SQLITE_JUMPIFNULL || jumpIfNull==0 );
if( NEVER(v==0) ) return; /* Existance of VDBE checked by caller */
if( NEVER(v==0) ) return; /* Existence of VDBE checked by caller */
if( NEVER(pExpr==0) ) return; /* No way this can happen */
op = pExpr->op;
switch( op ){
@ -3653,7 +3658,7 @@ void sqlite3ExprIfFalse(Parse *pParse, Expr *pExpr, int dest, int jumpIfNull){
int r1, r2;
assert( jumpIfNull==SQLITE_JUMPIFNULL || jumpIfNull==0 );
if( NEVER(v==0) ) return; /* Existance of VDBE checked by caller */
if( NEVER(v==0) ) return; /* Existence of VDBE checked by caller */
if( pExpr==0 ) return;
/* The value of pExpr->op and op are related as follows:

32
src/fkey.c
View File

@ -21,8 +21,9 @@
** --------------------------
**
** Foreign keys in SQLite come in two flavours: deferred and immediate.
** If an immediate foreign key constraint is violated, SQLITE_CONSTRAINT
** is returned and the current statement transaction rolled back. If a
** If an immediate foreign key constraint is violated,
** SQLITE_CONSTRAINT_FOREIGNKEY is returned and the current
** statement transaction rolled back. If a
** deferred foreign key constraint is violated, no action is taken
** immediately. However if the application attempts to commit the
** transaction before fixing the constraint violation, the attempt fails.
@ -86,7 +87,8 @@
** Immediate constraints are usually handled similarly. The only difference
** is that the counter used is stored as part of each individual statement
** object (struct Vdbe). If, after the statement has run, its immediate
** constraint counter is greater than zero, it returns SQLITE_CONSTRAINT
** constraint counter is greater than zero,
** it returns SQLITE_CONSTRAINT_FOREIGNKEY
** and the statement transaction is rolled back. An exception is an INSERT
** statement that inserts a single row only (no triggers). In this case,
** instead of using a counter, an exception is thrown immediately if the
@ -142,7 +144,7 @@
** A foreign key constraint requires that the key columns in the parent
** table are collectively subject to a UNIQUE or PRIMARY KEY constraint.
** Given that pParent is the parent table for foreign key constraint pFKey,
** search the schema a unique index on the parent key columns.
** search the schema for a unique index on the parent key columns.
**
** If successful, zero is returned. If the parent key is an INTEGER PRIMARY
** KEY column, then output variable *ppIdx is set to NULL. Otherwise, *ppIdx
@ -178,7 +180,7 @@
** into pParse. If an OOM error occurs, non-zero is returned and the
** pParse->db->mallocFailed flag is set.
*/
static int locateFkeyIndex(
int sqlite3FkLocateIndex(
Parse *pParse, /* Parse context to store any error in */
Table *pParent, /* Parent table of FK constraint pFKey */
FKey *pFKey, /* Foreign key to find index for */
@ -275,7 +277,9 @@ static int locateFkeyIndex(
if( !pIdx ){
if( !pParse->disableTriggers ){
sqlite3ErrorMsg(pParse, "foreign key mismatch");
sqlite3ErrorMsg(pParse,
"foreign key mismatch - \"%w\" referencing \"%w\"",
pFKey->pFrom->zName, pFKey->zTo);
}
sqlite3DbFree(pParse->db, aiCol);
return 1;
@ -424,8 +428,8 @@ static void fkLookupParent(
** incrementing a counter. This is necessary as the VM code is being
** generated for will not open a statement transaction. */
assert( nIncr==1 );
sqlite3HaltConstraint(
pParse, OE_Abort, "foreign key constraint failed", P4_STATIC
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_FOREIGNKEY,
OE_Abort, "foreign key constraint failed", P4_STATIC
);
}else{
if( nIncr>0 && pFKey->isDeferred==0 ){
@ -665,8 +669,8 @@ void sqlite3FkDropTable(Parse *pParse, SrcList *pName, Table *pTab){
** any modifications to the schema are made. This is because statement
** transactions are not able to rollback schema changes. */
sqlite3VdbeAddOp2(v, OP_FkIfZero, 0, sqlite3VdbeCurrentAddr(v)+2);
sqlite3HaltConstraint(
pParse, OE_Abort, "foreign key constraint failed", P4_STATIC
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_FOREIGNKEY,
OE_Abort, "foreign key constraint failed", P4_STATIC
);
if( iSkip ){
@ -736,7 +740,7 @@ void sqlite3FkCheck(
}else{
pTo = sqlite3LocateTable(pParse, 0, pFKey->zTo, zDb);
}
if( !pTo || locateFkeyIndex(pParse, pTo, pFKey, &pIdx, &aiFree) ){
if( !pTo || sqlite3FkLocateIndex(pParse, pTo, pFKey, &pIdx, &aiFree) ){
assert( isIgnoreErrors==0 || (regOld!=0 && regNew==0) );
if( !isIgnoreErrors || db->mallocFailed ) return;
if( pTo==0 ){
@ -816,7 +820,7 @@ void sqlite3FkCheck(
continue;
}
if( locateFkeyIndex(pParse, pTab, pFKey, &pIdx, &aiCol) ){
if( sqlite3FkLocateIndex(pParse, pTab, pFKey, &pIdx, &aiCol) ){
if( !isIgnoreErrors || db->mallocFailed ) return;
continue;
}
@ -871,7 +875,7 @@ u32 sqlite3FkOldmask(
}
for(p=sqlite3FkReferences(pTab); p; p=p->pNextTo){
Index *pIdx = 0;
locateFkeyIndex(pParse, pTab, p, &pIdx, 0);
sqlite3FkLocateIndex(pParse, pTab, p, &pIdx, 0);
if( pIdx ){
for(i=0; i<pIdx->nColumn; i++) mask |= COLUMN_MASK(pIdx->aiColumn[i]);
}
@ -997,7 +1001,7 @@ static Trigger *fkActionTrigger(
int i; /* Iterator variable */
Expr *pWhen = 0; /* WHEN clause for the trigger */
if( locateFkeyIndex(pParse, pTab, pFKey, &pIdx, &aiCol) ) return 0;
if( sqlite3FkLocateIndex(pParse, pTab, pFKey, &pIdx, &aiCol) ) return 0;
assert( aiCol || pFKey->nCol==1 );
for(i=0; i<pFKey->nCol; i++){

65
src/func.c
View File

@ -693,6 +693,13 @@ static int patternCompare(
return *zString==0;
}
/*
** The sqlite3_strglob() interface.
*/
int sqlite3_strglob(const char *zGlobPattern, const char *zString){
return patternCompare((u8*)zGlobPattern, (u8*)zString, &globInfo, 0)==0;
}
/*
** Count the number of times that the LIKE operator (or GLOB which is
** just a variation of LIKE) gets called. This is used for testing
@ -962,6 +969,62 @@ static void quoteFunc(sqlite3_context *context, int argc, sqlite3_value **argv){
}
}
/*
** The unicode() function. Return the integer unicode code-point value
** for the first character of the input string.
*/
static void unicodeFunc(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
const unsigned char *z = sqlite3_value_text(argv[0]);
(void)argc;
if( z && z[0] ) sqlite3_result_int(context, sqlite3Utf8Read(&z));
}
/*
** The char() function takes zero or more arguments, each of which is
** an integer. It constructs a string where each character of the string
** is the unicode character for the corresponding integer argument.
*/
static void charFunc(
sqlite3_context *context,
int argc,
sqlite3_value **argv
){
unsigned char *z, *zOut;
int i;
zOut = z = sqlite3_malloc( argc*4 );
if( z==0 ){
sqlite3_result_error_nomem(context);
return;
}
for(i=0; i<argc; i++){
sqlite3_int64 x;
unsigned c;
x = sqlite3_value_int64(argv[i]);
if( x<0 || x>0x10ffff ) x = 0xfffd;
c = (unsigned)(x & 0x1fffff);
if( c<0x00080 ){
*zOut++ = (u8)(c&0xFF);
}else if( c<0x00800 ){
*zOut++ = 0xC0 + (u8)((c>>6)&0x1F);
*zOut++ = 0x80 + (u8)(c & 0x3F);
}else if( c<0x10000 ){
*zOut++ = 0xE0 + (u8)((c>>12)&0x0F);
*zOut++ = 0x80 + (u8)((c>>6) & 0x3F);
*zOut++ = 0x80 + (u8)(c & 0x3F);
}else{
*zOut++ = 0xF0 + (u8)((c>>18) & 0x07);
*zOut++ = 0x80 + (u8)((c>>12) & 0x3F);
*zOut++ = 0x80 + (u8)((c>>6) & 0x3F);
*zOut++ = 0x80 + (u8)(c & 0x3F);
} \
}
sqlite3_result_text(context, (char*)z, (int)(zOut-z), sqlite3_free);
}
/*
** The hex() function. Interpret the argument as a blob. Return
** a hexadecimal rendering as text.
@ -1589,6 +1652,8 @@ void sqlite3RegisterGlobalFunctions(void){
FUNCTION(instr, 2, 0, 0, instrFunc ),
FUNCTION(substr, 2, 0, 0, substrFunc ),
FUNCTION(substr, 3, 0, 0, substrFunc ),
FUNCTION(unicode, 1, 0, 0, unicodeFunc ),
FUNCTION(char, -1, 0, 0, charFunc ),
FUNCTION(abs, 1, 0, 0, absFunc ),
#ifndef SQLITE_OMIT_FLOATING_POINT
FUNCTION(round, 1, 0, 0, roundFunc ),

2
src/global.c
View File

@ -156,6 +156,8 @@ SQLITE_WSD struct Sqlite3Config sqlite3Config = {
(void*)0, /* pHeap */
0, /* nHeap */
0, 0, /* mnHeap, mxHeap */
SQLITE_DEFAULT_MMAP_SIZE, /* szMmap */
SQLITE_MAX_MMAP_SIZE, /* mxMmap */
(void*)0, /* pScratch */
0, /* szScratch */
0, /* nScratch */

2
src/hash.h
View File

@ -9,7 +9,7 @@
** May you share freely, never taking more than you give.
**
*************************************************************************
** This is the header file for the generic hash-table implemenation
** This is the header file for the generic hash-table implementation
** used in SQLite.
*/
#ifndef _SQLITE_HASH_H_

16
src/insert.c
View File

@ -1245,7 +1245,7 @@ void sqlite3GenerateConstraintChecks(
case OE_Fail: {
char *zMsg;
sqlite3VdbeAddOp3(v, OP_HaltIfNull,
SQLITE_CONSTRAINT, onError, regData+i);
SQLITE_CONSTRAINT_NOTNULL, onError, regData+i);
zMsg = sqlite3MPrintf(db, "%s.%s may not be NULL",
pTab->zName, pTab->aCol[i].zName);
sqlite3VdbeChangeP4(v, -1, zMsg, P4_DYNAMIC);
@ -1285,7 +1285,8 @@ void sqlite3GenerateConstraintChecks(
}else{
zConsName = 0;
}
sqlite3HaltConstraint(pParse, onError, zConsName, P4_DYNAMIC);
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_CHECK,
onError, zConsName, P4_DYNAMIC);
}
sqlite3VdbeResolveLabel(v, allOk);
}
@ -1316,8 +1317,8 @@ void sqlite3GenerateConstraintChecks(
case OE_Rollback:
case OE_Abort:
case OE_Fail: {
sqlite3HaltConstraint(
pParse, onError, "PRIMARY KEY must be unique", P4_STATIC);
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_PRIMARYKEY,
onError, "PRIMARY KEY must be unique", P4_STATIC);
break;
}
case OE_Replace: {
@ -1444,7 +1445,8 @@ void sqlite3GenerateConstraintChecks(
sqlite3StrAccumAppend(&errMsg,
pIdx->nColumn>1 ? " are not unique" : " is not unique", -1);
zErr = sqlite3StrAccumFinish(&errMsg);
sqlite3HaltConstraint(pParse, onError, zErr, 0);
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_UNIQUE,
onError, zErr, 0);
sqlite3DbFree(errMsg.db, zErr);
break;
}
@ -1852,8 +1854,8 @@ static int xferOptimization(
if( pDest->iPKey>=0 ){
addr1 = sqlite3VdbeAddOp2(v, OP_Rowid, iSrc, regRowid);
addr2 = sqlite3VdbeAddOp3(v, OP_NotExists, iDest, 0, regRowid);
sqlite3HaltConstraint(
pParse, onError, "PRIMARY KEY must be unique", P4_STATIC);
sqlite3HaltConstraint(pParse, SQLITE_CONSTRAINT_PRIMARYKEY,
onError, "PRIMARY KEY must be unique", P4_STATIC);
sqlite3VdbeJumpHere(v, addr2);
autoIncStep(pParse, regAutoinc, regRowid);
}else if( pDest->pIndex==0 ){

8
src/journal.c
View File

@ -59,6 +59,14 @@ static int createFile(JournalFile *p){
assert(p->iSize<=p->nBuf);
rc = sqlite3OsWrite(p->pReal, p->zBuf, p->iSize, 0);
}
if( rc!=SQLITE_OK ){
/* If an error occurred while writing to the file, close it before
** returning. This way, SQLite uses the in-memory journal data to
** roll back changes made to the internal page-cache before this
** function was called. */
sqlite3OsClose(pReal);
p->pReal = 0;
}
}
}
return rc;

12
src/legacy.c
View File

@ -38,7 +38,6 @@ int sqlite3_exec(
const char *zLeftover; /* Tail of unprocessed SQL */
sqlite3_stmt *pStmt = 0; /* The current SQL statement */
char **azCols = 0; /* Names of result columns */
int nRetry = 0; /* Number of retry attempts */
int callbackIsInit; /* True if callback data is initialized */
if( !sqlite3SafetyCheckOk(db) ) return SQLITE_MISUSE_BKPT;
@ -46,12 +45,12 @@ int sqlite3_exec(
sqlite3_mutex_enter(db->mutex);
sqlite3Error(db, SQLITE_OK, 0);
while( (rc==SQLITE_OK || (rc==SQLITE_SCHEMA && (++nRetry)<2)) && zSql[0] ){
while( rc==SQLITE_OK && zSql[0] ){
int nCol;
char **azVals = 0;
pStmt = 0;
rc = sqlite3_prepare(db, zSql, -1, &pStmt, &zLeftover);
rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zLeftover);
assert( rc==SQLITE_OK || pStmt==0 );
if( rc!=SQLITE_OK ){
continue;
@ -108,11 +107,8 @@ int sqlite3_exec(
if( rc!=SQLITE_ROW ){
rc = sqlite3VdbeFinalize((Vdbe *)pStmt);
pStmt = 0;
if( rc!=SQLITE_SCHEMA ){
nRetry = 0;
zSql = zLeftover;
while( sqlite3Isspace(zSql[0]) ) zSql++;
}
zSql = zLeftover;
while( sqlite3Isspace(zSql[0]) ) zSql++;
break;
}
}

87
src/loadext.c
View File

@ -378,6 +378,19 @@ static const sqlite3_api_routines sqlite3Apis = {
sqlite3_blob_reopen,
sqlite3_vtab_config,
sqlite3_vtab_on_conflict,
sqlite3_close_v2,
sqlite3_db_filename,
sqlite3_db_readonly,
sqlite3_db_release_memory,
sqlite3_errstr,
sqlite3_stmt_busy,
sqlite3_stmt_readonly,
sqlite3_stricmp,
sqlite3_uri_boolean,
sqlite3_uri_int64,
sqlite3_uri_parameter,
sqlite3_vsnprintf,
sqlite3_wal_checkpoint_v2
};
/*
@ -402,8 +415,23 @@ static int sqlite3LoadExtension(
void *handle;
int (*xInit)(sqlite3*,char**,const sqlite3_api_routines*);
char *zErrmsg = 0;
const char *zEntry;
char *zAltEntry = 0;
void **aHandle;
int nMsg = 300 + sqlite3Strlen30(zFile);
int ii;
/* Shared library endings to try if zFile cannot be loaded as written */
static const char *azEndings[] = {
#if SQLITE_OS_WIN
"dll"
#elif defined(__APPLE__)
"dylib"
#else
"so"
#endif
};
if( pzErrMsg ) *pzErrMsg = 0;
@ -420,11 +448,17 @@ static int sqlite3LoadExtension(
return SQLITE_ERROR;
}
if( zProc==0 ){
zProc = "sqlite3_extension_init";
}
zEntry = zProc ? zProc : "sqlite3_extension_init";
handle = sqlite3OsDlOpen(pVfs, zFile);
#if SQLITE_OS_UNIX || SQLITE_OS_WIN
for(ii=0; ii<ArraySize(azEndings) && handle==0; ii++){
char *zAltFile = sqlite3_mprintf("%s.%s", zFile, azEndings[ii]);
if( zAltFile==0 ) return SQLITE_NOMEM;
handle = sqlite3OsDlOpen(pVfs, zAltFile);
sqlite3_free(zAltFile);
}
#endif
if( handle==0 ){
if( pzErrMsg ){
*pzErrMsg = zErrmsg = sqlite3_malloc(nMsg);
@ -437,20 +471,57 @@ static int sqlite3LoadExtension(
return SQLITE_ERROR;
}
xInit = (int(*)(sqlite3*,char**,const sqlite3_api_routines*))
sqlite3OsDlSym(pVfs, handle, zProc);
sqlite3OsDlSym(pVfs, handle, zEntry);
/* If no entry point was specified and the default legacy
** entry point name "sqlite3_extension_init" was not found, then
** construct an entry point name "sqlite3_X_init" where the X is
** replaced by the lowercase value of every ASCII alphabetic
** character in the filename after the last "/" upto the first ".",
** and eliding the first three characters if they are "lib".
** Examples:
**
** /usr/local/lib/libExample5.4.3.so ==> sqlite3_example_init
** C:/lib/mathfuncs.dll ==> sqlite3_mathfuncs_init
*/
if( xInit==0 && zProc==0 ){
int iFile, iEntry, c;
int ncFile = sqlite3Strlen30(zFile);
zAltEntry = sqlite3_malloc(ncFile+30);
if( zAltEntry==0 ){
sqlite3OsDlClose(pVfs, handle);
return SQLITE_NOMEM;
}
memcpy(zAltEntry, "sqlite3_", 8);
for(iFile=ncFile-1; iFile>=0 && zFile[iFile]!='/'; iFile--){}
iFile++;
if( sqlite3_strnicmp(zFile+iFile, "lib", 3)==0 ) iFile += 3;
for(iEntry=8; (c = zFile[iFile])!=0 && c!='.'; iFile++){
if( sqlite3Isalpha(c) ){
zAltEntry[iEntry++] = (char)sqlite3UpperToLower[(unsigned)c];
}
}
memcpy(zAltEntry+iEntry, "_init", 6);
zEntry = zAltEntry;
xInit = (int(*)(sqlite3*,char**,const sqlite3_api_routines*))
sqlite3OsDlSym(pVfs, handle, zEntry);
}
if( xInit==0 ){
if( pzErrMsg ){
nMsg += sqlite3Strlen30(zProc);
nMsg += sqlite3Strlen30(zEntry);
*pzErrMsg = zErrmsg = sqlite3_malloc(nMsg);
if( zErrmsg ){
sqlite3_snprintf(nMsg, zErrmsg,
"no entry point [%s] in shared library [%s]", zProc,zFile);
"no entry point [%s] in shared library [%s]", zEntry, zFile);
sqlite3OsDlError(pVfs, nMsg-1, zErrmsg);
}
sqlite3OsDlClose(pVfs, handle);
}
sqlite3OsDlClose(pVfs, handle);
sqlite3_free(zAltEntry);
return SQLITE_ERROR;
}else if( xInit(db, &zErrmsg, &sqlite3Apis) ){
}
sqlite3_free(zAltEntry);
if( xInit(db, &zErrmsg, &sqlite3Apis) ){
if( pzErrMsg ){
*pzErrMsg = sqlite3_mprintf("error during initialization: %s", zErrmsg);
}

138
src/main.c
View File

@ -496,6 +496,19 @@ int sqlite3_config(int op, ...){
}
#endif
case SQLITE_CONFIG_MMAP_SIZE: {
sqlite3_int64 szMmap = va_arg(ap, sqlite3_int64);
sqlite3_int64 mxMmap = va_arg(ap, sqlite3_int64);
if( mxMmap<0 || mxMmap>SQLITE_MAX_MMAP_SIZE ){
mxMmap = SQLITE_MAX_MMAP_SIZE;
}
sqlite3GlobalConfig.mxMmap = mxMmap;
if( szMmap<0 ) szMmap = SQLITE_DEFAULT_MMAP_SIZE;
if( szMmap>mxMmap) szMmap = mxMmap;
sqlite3GlobalConfig.szMmap = szMmap;
break;
}
default: {
rc = SQLITE_ERROR;
break;
@ -885,10 +898,16 @@ void sqlite3LeaveMutexAndCloseZombie(sqlite3 *db){
/* If we reach this point, it means that the database connection has
** closed all sqlite3_stmt and sqlite3_backup objects and has been
** pased to sqlite3_close (meaning that it is a zombie). Therefore,
** passed to sqlite3_close (meaning that it is a zombie). Therefore,
** go ahead and free all resources.
*/
/* If a transaction is open, roll it back. This also ensures that if
** any database schemas have been modified by an uncommitted transaction
** they are reset. And that the required b-tree mutex is held to make
** the pager rollback and schema reset an atomic operation. */
sqlite3RollbackAll(db, SQLITE_OK);
/* Free any outstanding Savepoint structures. */
sqlite3CloseSavepoints(db);
@ -989,6 +1008,15 @@ void sqlite3RollbackAll(sqlite3 *db, int tripCode){
int inTrans = 0;
assert( sqlite3_mutex_held(db->mutex) );
sqlite3BeginBenignMalloc();
/* Obtain all b-tree mutexes before making any calls to BtreeRollback().
** This is important in case the transaction being rolled back has
** modified the database schema. If the b-tree mutexes are not taken
** here, then another shared-cache connection might sneak in between
** the database rollback and schema reset, which can cause false
** corruption reports in some cases. */
sqlite3BtreeEnterAll(db);
for(i=0; i<db->nDb; i++){
Btree *p = db->aDb[i].pBt;
if( p ){
@ -1002,10 +1030,11 @@ void sqlite3RollbackAll(sqlite3 *db, int tripCode){
sqlite3VtabRollback(db);
sqlite3EndBenignMalloc();
if( db->flags&SQLITE_InternChanges ){
if( (db->flags&SQLITE_InternChanges)!=0 && db->init.busy==0 ){
sqlite3ExpirePreparedStatements(db);
sqlite3ResetAllSchemasOfConnection(db);
}
sqlite3BtreeLeaveAll(db);
/* Any deferred constraint violations have now been resolved. */
db->nDeferredCons = 0;
@ -1016,6 +1045,110 @@ void sqlite3RollbackAll(sqlite3 *db, int tripCode){
}
}
/*
** Return a static string containing the name corresponding to the error code
** specified in the argument.
*/
#if defined(SQLITE_DEBUG) || defined(SQLITE_TEST) || \
defined(SQLITE_DEBUG_OS_TRACE)
const char *sqlite3ErrName(int rc){
const char *zName = 0;
int i, origRc = rc;
for(i=0; i<2 && zName==0; i++, rc &= 0xff){
switch( rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_INTERNAL: zName = "SQLITE_INTERNAL"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_ABORT_ROLLBACK: zName = "SQLITE_ABORT_ROLLBACK"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_BUSY_RECOVERY: zName = "SQLITE_BUSY_RECOVERY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
case SQLITE_LOCKED_SHAREDCACHE: zName = "SQLITE_LOCKED_SHAREDCACHE";break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_READONLY_RECOVERY: zName = "SQLITE_READONLY_RECOVERY"; break;
case SQLITE_READONLY_CANTLOCK: zName = "SQLITE_READONLY_CANTLOCK"; break;
case SQLITE_READONLY_ROLLBACK: zName = "SQLITE_READONLY_ROLLBACK"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_IOERR_READ: zName = "SQLITE_IOERR_READ"; break;
case SQLITE_IOERR_SHORT_READ: zName = "SQLITE_IOERR_SHORT_READ"; break;
case SQLITE_IOERR_WRITE: zName = "SQLITE_IOERR_WRITE"; break;
case SQLITE_IOERR_FSYNC: zName = "SQLITE_IOERR_FSYNC"; break;
case SQLITE_IOERR_DIR_FSYNC: zName = "SQLITE_IOERR_DIR_FSYNC"; break;
case SQLITE_IOERR_TRUNCATE: zName = "SQLITE_IOERR_TRUNCATE"; break;
case SQLITE_IOERR_FSTAT: zName = "SQLITE_IOERR_FSTAT"; break;
case SQLITE_IOERR_UNLOCK: zName = "SQLITE_IOERR_UNLOCK"; break;
case SQLITE_IOERR_RDLOCK: zName = "SQLITE_IOERR_RDLOCK"; break;
case SQLITE_IOERR_DELETE: zName = "SQLITE_IOERR_DELETE"; break;
case SQLITE_IOERR_BLOCKED: zName = "SQLITE_IOERR_BLOCKED"; break;
case SQLITE_IOERR_NOMEM: zName = "SQLITE_IOERR_NOMEM"; break;
case SQLITE_IOERR_ACCESS: zName = "SQLITE_IOERR_ACCESS"; break;
case SQLITE_IOERR_CHECKRESERVEDLOCK:
zName = "SQLITE_IOERR_CHECKRESERVEDLOCK"; break;
case SQLITE_IOERR_LOCK: zName = "SQLITE_IOERR_LOCK"; break;
case SQLITE_IOERR_CLOSE: zName = "SQLITE_IOERR_CLOSE"; break;
case SQLITE_IOERR_DIR_CLOSE: zName = "SQLITE_IOERR_DIR_CLOSE"; break;
case SQLITE_IOERR_SHMOPEN: zName = "SQLITE_IOERR_SHMOPEN"; break;
case SQLITE_IOERR_SHMSIZE: zName = "SQLITE_IOERR_SHMSIZE"; break;
case SQLITE_IOERR_SHMLOCK: zName = "SQLITE_IOERR_SHMLOCK"; break;
case SQLITE_IOERR_SHMMAP: zName = "SQLITE_IOERR_SHMMAP"; break;
case SQLITE_IOERR_SEEK: zName = "SQLITE_IOERR_SEEK"; break;
case SQLITE_IOERR_DELETE_NOENT: zName = "SQLITE_IOERR_DELETE_NOENT";break;
case SQLITE_IOERR_MMAP: zName = "SQLITE_IOERR_MMAP"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_CORRUPT_VTAB: zName = "SQLITE_CORRUPT_VTAB"; break;
case SQLITE_NOTFOUND: zName = "SQLITE_NOTFOUND"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_CANTOPEN_NOTEMPDIR: zName = "SQLITE_CANTOPEN_NOTEMPDIR";break;
case SQLITE_CANTOPEN_ISDIR: zName = "SQLITE_CANTOPEN_ISDIR"; break;
case SQLITE_CANTOPEN_FULLPATH: zName = "SQLITE_CANTOPEN_FULLPATH"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_SCHEMA: zName = "SQLITE_SCHEMA"; break;
case SQLITE_TOOBIG: zName = "SQLITE_TOOBIG"; break;
case SQLITE_CONSTRAINT: zName = "SQLITE_CONSTRAINT"; break;
case SQLITE_CONSTRAINT_UNIQUE: zName = "SQLITE_CONSTRAINT_UNIQUE"; break;
case SQLITE_CONSTRAINT_TRIGGER: zName = "SQLITE_CONSTRAINT_TRIGGER";break;
case SQLITE_CONSTRAINT_FOREIGNKEY:
zName = "SQLITE_CONSTRAINT_FOREIGNKEY"; break;
case SQLITE_CONSTRAINT_CHECK: zName = "SQLITE_CONSTRAINT_CHECK"; break;
case SQLITE_CONSTRAINT_PRIMARYKEY:
zName = "SQLITE_CONSTRAINT_PRIMARYKEY"; break;
case SQLITE_CONSTRAINT_NOTNULL: zName = "SQLITE_CONSTRAINT_NOTNULL";break;
case SQLITE_CONSTRAINT_COMMITHOOK:
zName = "SQLITE_CONSTRAINT_COMMITHOOK"; break;
case SQLITE_CONSTRAINT_VTAB: zName = "SQLITE_CONSTRAINT_VTAB"; break;
case SQLITE_CONSTRAINT_FUNCTION:
zName = "SQLITE_CONSTRAINT_FUNCTION"; break;
case SQLITE_MISMATCH: zName = "SQLITE_MISMATCH"; break;
case SQLITE_MISUSE: zName = "SQLITE_MISUSE"; break;
case SQLITE_NOLFS: zName = "SQLITE_NOLFS"; break;
case SQLITE_AUTH: zName = "SQLITE_AUTH"; break;
case SQLITE_FORMAT: zName = "SQLITE_FORMAT"; break;
case SQLITE_RANGE: zName = "SQLITE_RANGE"; break;
case SQLITE_NOTADB: zName = "SQLITE_NOTADB"; break;
case SQLITE_ROW: zName = "SQLITE_ROW"; break;
case SQLITE_NOTICE: zName = "SQLITE_NOTICE"; break;
case SQLITE_NOTICE_RECOVER_WAL: zName = "SQLITE_NOTICE_RECOVER_WAL";break;
case SQLITE_NOTICE_RECOVER_ROLLBACK:
zName = "SQLITE_NOTICE_RECOVER_ROLLBACK"; break;
case SQLITE_WARNING: zName = "SQLITE_WARNING"; break;
case SQLITE_DONE: zName = "SQLITE_DONE"; break;
}
}
if( zName==0 ){
static char zBuf[50];
sqlite3_snprintf(sizeof(zBuf), zBuf, "SQLITE_UNKNOWN(%d)", origRc);
zName = zBuf;
}
return zName;
}
#endif
/*
** Return a static string that describes the kind of error specified in the
** argument.
@ -2316,6 +2449,7 @@ static int openDatabase(
memcpy(db->aLimit, aHardLimit, sizeof(db->aLimit));
db->autoCommit = 1;
db->nextAutovac = -1;
db->szMmap = sqlite3GlobalConfig.szMmap;
db->nextPagesize = 0;
db->flags |= SQLITE_ShortColNames | SQLITE_AutoIndex | SQLITE_EnableTrigger
#if SQLITE_DEFAULT_FILE_FORMAT<4

4
src/memjournal.c
View File

@ -230,7 +230,9 @@ static const struct sqlite3_io_methods MemJournalMethods = {
0, /* xShmMap */
0, /* xShmLock */
0, /* xShmBarrier */
0 /* xShmUnlock */
0, /* xShmUnmap */
0, /* xFetch */
0 /* xUnfetch */
};
/*

20
src/os.c
View File

@ -141,6 +141,26 @@ int sqlite3OsShmMap(
return id->pMethods->xShmMap(id, iPage, pgsz, bExtend, pp);
}
#if SQLITE_MAX_MMAP_SIZE>0
/* The real implementation of xFetch and xUnfetch */
int sqlite3OsFetch(sqlite3_file *id, i64 iOff, int iAmt, void **pp){
DO_OS_MALLOC_TEST(id);
return id->pMethods->xFetch(id, iOff, iAmt, pp);
}
int sqlite3OsUnfetch(sqlite3_file *id, i64 iOff, void *p){
return id->pMethods->xUnfetch(id, iOff, p);
}
#else
/* No-op stubs to use when memory-mapped I/O is disabled */
int sqlite3OsFetch(sqlite3_file *id, i64 iOff, int iAmt, void **pp){
*pp = 0;
return SQLITE_OK;
}
int sqlite3OsUnfetch(sqlite3_file *id, i64 iOff, void *p){
return SQLITE_OK;
}
#endif
/*
** The next group of routines are convenience wrappers around the
** VFS methods.

10
src/os.h
View File

@ -99,14 +99,6 @@
# define SQLITE_OS_WINRT 0
#endif
/*
** When compiled for WinCE or WinRT, there is no concept of the current
** directory.
*/
#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT
# define SQLITE_CURDIR 1
#endif
/* If the SET_FULLSYNC macro is not defined above, then make it
** a no-op
*/
@ -259,6 +251,8 @@ int sqlite3OsShmMap(sqlite3_file *,int,int,int,void volatile **);
int sqlite3OsShmLock(sqlite3_file *id, int, int, int);
void sqlite3OsShmBarrier(sqlite3_file *id);
int sqlite3OsShmUnmap(sqlite3_file *id, int);
int sqlite3OsFetch(sqlite3_file *id, i64, int, void **);
int sqlite3OsUnfetch(sqlite3_file *, i64, void *);
/*

561
src/os_unix.c
View File

@ -126,7 +126,7 @@
#include <time.h>
#include <sys/time.h>
#include <errno.h>
#ifndef SQLITE_OMIT_WAL
#if !defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0
#include <sys/mman.h>
#endif
@ -225,6 +225,11 @@ struct unixFile {
const char *zPath; /* Name of the file */
unixShm *pShm; /* Shared memory segment information */
int szChunk; /* Configured by FCNTL_CHUNK_SIZE */
int nFetchOut; /* Number of outstanding xFetch refs */
sqlite3_int64 mmapSize; /* Usable size of mapping at pMapRegion */
sqlite3_int64 mmapSizeActual; /* Actual size of mapping at pMapRegion */
sqlite3_int64 mmapSizeMax; /* Configured FCNTL_MMAP_SIZE value */
void *pMapRegion; /* Memory mapped region */
#ifdef __QNXNTO__
int sectorSize; /* Device sector size */
int deviceCharacteristics; /* Precomputed device characteristics */
@ -249,7 +254,9 @@ struct unixFile {
unsigned char transCntrChng; /* True if the transaction counter changed */
unsigned char dbUpdate; /* True if any part of database file changed */
unsigned char inNormalWrite; /* True if in a normal write operation */
#endif
#ifdef SQLITE_TEST
/* In test mode, increase the size of this structure a bit so that
** it is larger than the struct CrashFile defined in test6.c.
@ -273,6 +280,7 @@ struct unixFile {
#define UNIXFILE_DELETE 0x20 /* Delete on close */
#define UNIXFILE_URI 0x40 /* Filename might have query parameters */
#define UNIXFILE_NOLOCK 0x80 /* Do no file locking */
#define UNIXFILE_WARNED 0x0100 /* verifyDbFile() warnings have been issued */
/*
** Include code that is common to all os_*.c files
@ -306,6 +314,17 @@ struct unixFile {
#define threadid 0
#endif
/*
** HAVE_MREMAP defaults to true on Linux and false everywhere else.
*/
#if !defined(HAVE_MREMAP)
# if defined(__linux__) && defined(_GNU_SOURCE)
# define HAVE_MREMAP 1
# else
# define HAVE_MREMAP 0
# endif
#endif
/*
** Different Unix systems declare open() in different ways. Same use
** open(const char*,int,mode_t). Others use open(const char*,int,...).
@ -337,7 +356,7 @@ static int openDirectory(const char*, int*);
** to all overrideable system calls.
*/
static struct unix_syscall {
const char *zName; /* Name of the sytem call */
const char *zName; /* Name of the system call */
sqlite3_syscall_ptr pCurrent; /* Current value of the system call */
sqlite3_syscall_ptr pDefault; /* Default value */
} aSyscall[] = {
@ -412,11 +431,7 @@ static struct unix_syscall {
#define osPwrite64 ((ssize_t(*)(int,const void*,size_t,off_t))\
aSyscall[13].pCurrent)
#if SQLITE_ENABLE_LOCKING_STYLE
{ "fchmod", (sqlite3_syscall_ptr)fchmod, 0 },
#else
{ "fchmod", (sqlite3_syscall_ptr)0, 0 },
#endif
#define osFchmod ((int(*)(int,mode_t))aSyscall[14].pCurrent)
#if defined(HAVE_POSIX_FALLOCATE) && HAVE_POSIX_FALLOCATE
@ -441,8 +456,18 @@ static struct unix_syscall {
{ "fchown", (sqlite3_syscall_ptr)posixFchown, 0 },
#define osFchown ((int(*)(int,uid_t,gid_t))aSyscall[20].pCurrent)
{ "umask", (sqlite3_syscall_ptr)umask, 0 },
#define osUmask ((mode_t(*)(mode_t))aSyscall[21].pCurrent)
{ "mmap", (sqlite3_syscall_ptr)mmap, 0 },
#define osMmap ((void*(*)(void*,size_t,int,int,int,off_t))aSyscall[21].pCurrent)
{ "munmap", (sqlite3_syscall_ptr)munmap, 0 },
#define osMunmap ((void*(*)(void*,size_t))aSyscall[22].pCurrent)
#if HAVE_MREMAP
{ "mremap", (sqlite3_syscall_ptr)mremap, 0 },
#else
{ "mremap", (sqlite3_syscall_ptr)0, 0 },
#endif
#define osMremap ((void*(*)(void*,size_t,size_t,int,...))aSyscall[23].pCurrent)
}; /* End of the overrideable system calls */
@ -548,14 +573,7 @@ static const char *unixNextSystemCall(sqlite3_vfs *p, const char *zName){
*/
static int robust_open(const char *z, int f, mode_t m){
int fd;
mode_t m2;
mode_t origM = 0;
if( m==0 ){
m2 = SQLITE_DEFAULT_FILE_PERMISSIONS;
}else{
m2 = m;
origM = osUmask(0);
}
mode_t m2 = m ? m : SQLITE_DEFAULT_FILE_PERMISSIONS;
do{
#if defined(O_CLOEXEC)
fd = osOpen(z,f|O_CLOEXEC,m2);
@ -563,12 +581,20 @@ static int robust_open(const char *z, int f, mode_t m){
fd = osOpen(z,f,m2);
#endif
}while( fd<0 && errno==EINTR );
if( m ){
osUmask(origM);
}
if( fd>=0 ){
if( m!=0 ){
struct stat statbuf;
if( osFstat(fd, &statbuf)==0
&& statbuf.st_size==0
&& (statbuf.st_mode&0777)!=m
){
osFchmod(fd, m);
}
}
#if defined(FD_CLOEXEC) && (!defined(O_CLOEXEC) || O_CLOEXEC==0)
if( fd>=0 ) osFcntl(fd, F_SETFD, osFcntl(fd, F_GETFD, 0) | FD_CLOEXEC);
osFcntl(fd, F_SETFD, osFcntl(fd, F_GETFD, 0) | FD_CLOEXEC);
#endif
}
return fd;
}
@ -774,7 +800,6 @@ static int sqliteErrorFromPosixError(int posixError, int sqliteIOErr) {
}
/******************************************************************************
****************** Begin Unique File ID Utility Used By VxWorks ***************
**
@ -1110,7 +1135,6 @@ static int unixLogErrorAtLine(
zErr = strerror(iErrno);
#endif
assert( errcode!=SQLITE_OK );
if( zPath==0 ) zPath = "";
sqlite3_log(errcode,
"os_unix.c:%d: (%d) %s(%s) - %s",
@ -1276,6 +1300,50 @@ static int findInodeInfo(
}
/*
** Check a unixFile that is a database. Verify the following:
**
** (1) There is exactly one hard link on the file
** (2) The file is not a symbolic link
** (3) The file has not been renamed or unlinked
**
** Issue sqlite3_log(SQLITE_WARNING,...) messages if anything is not right.
*/
static void verifyDbFile(unixFile *pFile){
struct stat buf;
int rc;
if( pFile->ctrlFlags & UNIXFILE_WARNED ){
/* One or more of the following warnings have already been issued. Do not
** repeat them so as not to clutter the error log */
return;
}
rc = osFstat(pFile->h, &buf);
if( rc!=0 ){
sqlite3_log(SQLITE_WARNING, "cannot fstat db file %s", pFile->zPath);
pFile->ctrlFlags |= UNIXFILE_WARNED;
return;
}
if( buf.st_nlink==0 && (pFile->ctrlFlags & UNIXFILE_DELETE)==0 ){
sqlite3_log(SQLITE_WARNING, "file unlinked while open: %s", pFile->zPath);
pFile->ctrlFlags |= UNIXFILE_WARNED;
return;
}
if( buf.st_nlink>1 ){
sqlite3_log(SQLITE_WARNING, "multiple links to file: %s", pFile->zPath);
pFile->ctrlFlags |= UNIXFILE_WARNED;
return;
}
if( pFile->pInode!=0
&& ((rc = osStat(pFile->zPath, &buf))!=0
|| buf.st_ino!=pFile->pInode->fileId.ino)
){
sqlite3_log(SQLITE_WARNING, "file renamed while open: %s", pFile->zPath);
pFile->ctrlFlags |= UNIXFILE_WARNED;
return;
}
}
/*
** This routine checks if there is a RESERVED lock held on the specified
** file by this or any other process. If such a lock is held, set *pResOut
@ -1806,9 +1874,13 @@ end_unlock:
** the requested locking level, this routine is a no-op.
*/
static int unixUnlock(sqlite3_file *id, int eFileLock){
assert( eFileLock==SHARED_LOCK || ((unixFile *)id)->nFetchOut==0 );
return posixUnlock(id, eFileLock, 0);
}
static int unixMapfile(unixFile *pFd, i64 nByte);
static void unixUnmapfile(unixFile *pFd);
/*
** This function performs the parts of the "close file" operation
** common to all locking schemes. It closes the directory and file
@ -1821,6 +1893,7 @@ static int unixUnlock(sqlite3_file *id, int eFileLock){
*/
static int closeUnixFile(sqlite3_file *id){
unixFile *pFile = (unixFile*)id;
unixUnmapfile(pFile);
if( pFile->h>=0 ){
robust_close(pFile, pFile->h, __LINE__);
pFile->h = -1;
@ -1847,6 +1920,7 @@ static int closeUnixFile(sqlite3_file *id){
static int unixClose(sqlite3_file *id){
int rc = SQLITE_OK;
unixFile *pFile = (unixFile *)id;
verifyDbFile(pFile);
unixUnlock(id, NO_LOCK);
unixEnterMutex();
@ -1915,7 +1989,7 @@ static int nolockClose(sqlite3_file *id) {
/******************************************************************************
************************* Begin dot-file Locking ******************************
**
** The dotfile locking implementation uses the existance of separate lock
** The dotfile locking implementation uses the existence of separate lock
** files (really a directory) to control access to the database. This works
** on just about every filesystem imaginable. But there are serious downsides:
**
@ -1930,7 +2004,7 @@ static int nolockClose(sqlite3_file *id) {
**
** Dotfile locking works by creating a subdirectory in the same directory as
** the database and with the same name but with a ".lock" extension added.
** The existance of a lock directory implies an EXCLUSIVE lock. All other
** The existence of a lock directory implies an EXCLUSIVE lock. All other
** lock types (SHARED, RESERVED, PENDING) are mapped into EXCLUSIVE.
*/
@ -3078,6 +3152,8 @@ static int unixRead(
unixFile *pFile = (unixFile *)id;
int got;
assert( id );
assert( offset>=0 );
assert( amt>0 );
/* If this is a database file (not a journal, master-journal or temp
** file), the bytes in the locking range should never be read or written. */
@ -3088,6 +3164,23 @@ static int unixRead(
);
#endif
#if SQLITE_MAX_MMAP_SIZE>0
/* Deal with as much of this read request as possible by transfering
** data from the memory mapping using memcpy(). */
if( offset<pFile->mmapSize ){
if( offset+amt <= pFile->mmapSize ){
memcpy(pBuf, &((u8 *)(pFile->pMapRegion))[offset], amt);
return SQLITE_OK;
}else{
int nCopy = pFile->mmapSize - offset;
memcpy(pBuf, &((u8 *)(pFile->pMapRegion))[offset], nCopy);
pBuf = &((u8 *)pBuf)[nCopy];
amt -= nCopy;
offset += nCopy;
}
}
#endif
got = seekAndRead(pFile, offset, pBuf, amt);
if( got==amt ){
return SQLITE_OK;
@ -3102,6 +3195,51 @@ static int unixRead(
}
}
/*
** Attempt to seek the file-descriptor passed as the first argument to
** absolute offset iOff, then attempt to write nBuf bytes of data from
** pBuf to it. If an error occurs, return -1 and set *piErrno. Otherwise,
** return the actual number of bytes written (which may be less than
** nBuf).
*/
static int seekAndWriteFd(
int fd, /* File descriptor to write to */
i64 iOff, /* File offset to begin writing at */
const void *pBuf, /* Copy data from this buffer to the file */
int nBuf, /* Size of buffer pBuf in bytes */
int *piErrno /* OUT: Error number if error occurs */
){
int rc = 0; /* Value returned by system call */
assert( nBuf==(nBuf&0x1ffff) );
nBuf &= 0x1ffff;
TIMER_START;
#if defined(USE_PREAD)
do{ rc = osPwrite(fd, pBuf, nBuf, iOff); }while( rc<0 && errno==EINTR );
#elif defined(USE_PREAD64)
do{ rc = osPwrite64(fd, pBuf, nBuf, iOff);}while( rc<0 && errno==EINTR);
#else
do{
i64 iSeek = lseek(fd, iOff, SEEK_SET);
SimulateIOError( iSeek-- );
if( iSeek!=iOff ){
if( piErrno ) *piErrno = (iSeek==-1 ? errno : 0);
return -1;
}
rc = osWrite(fd, pBuf, nBuf);
}while( rc<0 && errno==EINTR );
#endif
TIMER_END;
OSTRACE(("WRITE %-3d %5d %7lld %llu\n", fd, rc, iOff, TIMER_ELAPSED));
if( rc<0 && piErrno ) *piErrno = errno;
return rc;
}
/*
** Seek to the offset in id->offset then read cnt bytes into pBuf.
** Return the number of bytes actually read. Update the offset.
@ -3110,39 +3248,7 @@ static int unixRead(
** is set before returning.
*/
static int seekAndWrite(unixFile *id, i64 offset, const void *pBuf, int cnt){
int got;
#if (!defined(USE_PREAD) && !defined(USE_PREAD64))
i64 newOffset;
#endif
assert( cnt==(cnt&0x1ffff) );
cnt &= 0x1ffff;
TIMER_START;
#if defined(USE_PREAD)
do{ got = osPwrite(id->h, pBuf, cnt, offset); }while( got<0 && errno==EINTR );
#elif defined(USE_PREAD64)
do{ got = osPwrite64(id->h, pBuf, cnt, offset);}while( got<0 && errno==EINTR);
#else
do{
newOffset = lseek(id->h, offset, SEEK_SET);
SimulateIOError( newOffset-- );
if( newOffset!=offset ){
if( newOffset == -1 ){
((unixFile*)id)->lastErrno = errno;
}else{
((unixFile*)id)->lastErrno = 0;
}
return -1;
}
got = osWrite(id->h, pBuf, cnt);
}while( got<0 && errno==EINTR );
#endif
TIMER_END;
if( got<0 ){
((unixFile*)id)->lastErrno = errno;
}
OSTRACE(("WRITE %-3d %5d %7lld %llu\n", id->h, got, offset, TIMER_ELAPSED));
return got;
return seekAndWriteFd(id->h, offset, pBuf, cnt, &id->lastErrno);
}
@ -3192,6 +3298,23 @@ static int unixWrite(
}
#endif
#if SQLITE_MAX_MMAP_SIZE>0
/* Deal with as much of this write request as possible by transfering
** data from the memory mapping using memcpy(). */
if( offset<pFile->mmapSize ){
if( offset+amt <= pFile->mmapSize ){
memcpy(&((u8 *)(pFile->pMapRegion))[offset], pBuf, amt);
return SQLITE_OK;
}else{
int nCopy = pFile->mmapSize - offset;
memcpy(&((u8 *)(pFile->pMapRegion))[offset], pBuf, nCopy);
pBuf = &((u8 *)pBuf)[nCopy];
amt -= nCopy;
offset += nCopy;
}
}
#endif
while( amt>0 && (wrote = seekAndWrite(pFile, offset, pBuf, amt))>0 ){
amt -= wrote;
offset += wrote;
@ -3419,7 +3542,7 @@ static int unixSync(sqlite3_file *id, int flags){
}
/* Also fsync the directory containing the file if the DIRSYNC flag
** is set. This is a one-time occurrance. Many systems (examples: AIX)
** is set. This is a one-time occurrence. Many systems (examples: AIX)
** are unable to fsync a directory, so ignore errors on the fsync.
*/
if( pFile->ctrlFlags & UNIXFILE_DIRSYNC ){
@ -3474,6 +3597,14 @@ static int unixTruncate(sqlite3_file *id, i64 nByte){
}
#endif
/* If the file was just truncated to a size smaller than the currently
** mapped region, reduce the effective mapping size as well. SQLite will
** use read() and write() to access data beyond this point from now on.
*/
if( nByte<pFile->mmapSize ){
pFile->mmapSize = nByte;
}
return SQLITE_OK;
}
}
@ -3562,6 +3693,19 @@ static int fcntlSizeHint(unixFile *pFile, i64 nByte){
}
}
if( pFile->mmapSizeMax>0 && nByte>pFile->mmapSize ){
int rc;
if( pFile->szChunk<=0 ){
if( robust_ftruncate(pFile->h, nByte) ){
pFile->lastErrno = errno;
return unixLogError(SQLITE_IOERR_TRUNCATE, "ftruncate", pFile->zPath);
}
}
rc = unixMapfile(pFile, nByte);
return rc;
}
return SQLITE_OK;
}
@ -3629,6 +3773,18 @@ static int unixFileControl(sqlite3_file *id, int op, void *pArg){
}
return SQLITE_OK;
}
case SQLITE_FCNTL_MMAP_SIZE: {
i64 newLimit = *(i64*)pArg;
if( newLimit>sqlite3GlobalConfig.mxMmap ){
newLimit = sqlite3GlobalConfig.mxMmap;
}
*(i64*)pArg = pFile->mmapSizeMax;
if( newLimit>=0 ){
pFile->mmapSizeMax = newLimit;
if( newLimit<pFile->mmapSize ) pFile->mmapSize = newLimit;
}
return SQLITE_OK;
}
#ifdef SQLITE_DEBUG
/* The pager calls this method to signal that it has done
** a rollback and that the database is therefore unchanged and
@ -3941,7 +4097,7 @@ static void unixShmPurge(unixFile *pFd){
sqlite3_mutex_free(p->mutex);
for(i=0; i<p->nRegion; i++){
if( p->h>=0 ){
munmap(p->apRegion[i], p->szRegion);
osMunmap(p->apRegion[i], p->szRegion);
}else{
sqlite3_free(p->apRegion[i]);
}
@ -4181,24 +4337,32 @@ static int unixShmMap(
if( sStat.st_size<nByte ){
/* The requested memory region does not exist. If bExtend is set to
** false, exit early. *pp will be set to NULL and SQLITE_OK returned.
**
** Alternatively, if bExtend is true, use ftruncate() to allocate
** the requested memory region.
*/
if( !bExtend ) goto shmpage_out;
#if defined(HAVE_POSIX_FALLOCATE) && HAVE_POSIX_FALLOCATE
if( osFallocate(pShmNode->h, sStat.st_size, nByte)!=0 ){
rc = unixLogError(SQLITE_IOERR_SHMSIZE, "fallocate",
pShmNode->zFilename);
if( !bExtend ){
goto shmpage_out;
}
#else
if( robust_ftruncate(pShmNode->h, nByte) ){
rc = unixLogError(SQLITE_IOERR_SHMSIZE, "ftruncate",
pShmNode->zFilename);
goto shmpage_out;
/* Alternatively, if bExtend is true, extend the file. Do this by
** writing a single byte to the end of each (OS) page being
** allocated or extended. Technically, we need only write to the
** last page in order to extend the file. But writing to all new
** pages forces the OS to allocate them immediately, which reduces
** the chances of SIGBUS while accessing the mapped region later on.
*/
else{
static const int pgsz = 4096;
int iPg;
/* Write to the last byte of each newly allocated or extended page */
assert( (nByte % pgsz)==0 );
for(iPg=(sStat.st_size/pgsz); iPg<(nByte/pgsz); iPg++){
if( seekAndWriteFd(pShmNode->h, iPg*pgsz + pgsz-1, "", 1, 0)!=1 ){
const char *zFile = pShmNode->zFilename;
rc = unixLogError(SQLITE_IOERR_SHMSIZE, "write", zFile);
goto shmpage_out;
}
}
}
#endif
}
}
@ -4214,7 +4378,7 @@ static int unixShmMap(
while(pShmNode->nRegion<=iRegion){
void *pMem;
if( pShmNode->h>=0 ){
pMem = mmap(0, szRegion,
pMem = osMmap(0, szRegion,
pShmNode->isReadonly ? PROT_READ : PROT_READ|PROT_WRITE,
MAP_SHARED, pShmNode->h, szRegion*(i64)pShmNode->nRegion
);
@ -4431,6 +4595,236 @@ static int unixShmUnmap(
# define unixShmUnmap 0
#endif /* #ifndef SQLITE_OMIT_WAL */
/*
** If it is currently memory mapped, unmap file pFd.
*/
static void unixUnmapfile(unixFile *pFd){
assert( pFd->nFetchOut==0 );
#if SQLITE_MAX_MMAP_SIZE>0
if( pFd->pMapRegion ){
osMunmap(pFd->pMapRegion, pFd->mmapSizeActual);
pFd->pMapRegion = 0;
pFd->mmapSize = 0;
pFd->mmapSizeActual = 0;
}
#endif
}
#if SQLITE_MAX_MMAP_SIZE>0
/*
** Return the system page size.
*/
static int unixGetPagesize(void){
#if HAVE_MREMAP
return 512;
#elif defined(_BSD_SOURCE)
return getpagesize();
#else
return (int)sysconf(_SC_PAGESIZE);
#endif
}
#endif /* SQLITE_MAX_MMAP_SIZE>0 */
#if SQLITE_MAX_MMAP_SIZE>0
/*
** Attempt to set the size of the memory mapping maintained by file
** descriptor pFd to nNew bytes. Any existing mapping is discarded.
**
** If successful, this function sets the following variables:
**
** unixFile.pMapRegion
** unixFile.mmapSize
** unixFile.mmapSizeActual
**
** If unsuccessful, an error message is logged via sqlite3_log() and
** the three variables above are zeroed. In this case SQLite should
** continue accessing the database using the xRead() and xWrite()
** methods.
*/
static void unixRemapfile(
unixFile *pFd, /* File descriptor object */
i64 nNew /* Required mapping size */
){
const char *zErr = "mmap";
int h = pFd->h; /* File descriptor open on db file */
u8 *pOrig = (u8 *)pFd->pMapRegion; /* Pointer to current file mapping */
i64 nOrig = pFd->mmapSizeActual; /* Size of pOrig region in bytes */
u8 *pNew = 0; /* Location of new mapping */
int flags = PROT_READ; /* Flags to pass to mmap() */
assert( pFd->nFetchOut==0 );
assert( nNew>pFd->mmapSize );
assert( nNew<=pFd->mmapSizeMax );
assert( nNew>0 );
assert( pFd->mmapSizeActual>=pFd->mmapSize );
assert( MAP_FAILED!=0 );
if( (pFd->ctrlFlags & UNIXFILE_RDONLY)==0 ) flags |= PROT_WRITE;
if( pOrig ){
const int szSyspage = unixGetPagesize();
i64 nReuse = (pFd->mmapSize & ~(szSyspage-1));
u8 *pReq = &pOrig[nReuse];
/* Unmap any pages of the existing mapping that cannot be reused. */
if( nReuse!=nOrig ){
osMunmap(pReq, nOrig-nReuse);
}
#if HAVE_MREMAP
pNew = osMremap(pOrig, nReuse, nNew, MREMAP_MAYMOVE);
zErr = "mremap";
#else
pNew = osMmap(pReq, nNew-nReuse, flags, MAP_SHARED, h, nReuse);
if( pNew!=MAP_FAILED ){
if( pNew!=pReq ){
osMunmap(pNew, nNew - nReuse);
pNew = 0;
}else{
pNew = pOrig;
}
}
#endif
/* The attempt to extend the existing mapping failed. Free it. */
if( pNew==MAP_FAILED || pNew==0 ){
osMunmap(pOrig, nReuse);
}
}
/* If pNew is still NULL, try to create an entirely new mapping. */
if( pNew==0 ){
pNew = osMmap(0, nNew, flags, MAP_SHARED, h, 0);
}
if( pNew==MAP_FAILED ){
pNew = 0;
nNew = 0;
unixLogError(SQLITE_OK, zErr, pFd->zPath);
/* If the mmap() above failed, assume that all subsequent mmap() calls
** will probably fail too. Fall back to using xRead/xWrite exclusively
** in this case. */
pFd->mmapSizeMax = 0;
}
pFd->pMapRegion = (void *)pNew;
pFd->mmapSize = pFd->mmapSizeActual = nNew;
}
#endif
/*
** Memory map or remap the file opened by file-descriptor pFd (if the file
** is already mapped, the existing mapping is replaced by the new). Or, if
** there already exists a mapping for this file, and there are still
** outstanding xFetch() references to it, this function is a no-op.
**
** If parameter nByte is non-negative, then it is the requested size of
** the mapping to create. Otherwise, if nByte is less than zero, then the
** requested size is the size of the file on disk. The actual size of the
** created mapping is either the requested size or the value configured
** using SQLITE_FCNTL_MMAP_LIMIT, whichever is smaller.
**
** SQLITE_OK is returned if no error occurs (even if the mapping is not
** recreated as a result of outstanding references) or an SQLite error
** code otherwise.
*/
static int unixMapfile(unixFile *pFd, i64 nByte){
#if SQLITE_MAX_MMAP_SIZE>0
i64 nMap = nByte;
int rc;
assert( nMap>=0 || pFd->nFetchOut==0 );
if( pFd->nFetchOut>0 ) return SQLITE_OK;
if( nMap<0 ){
struct stat statbuf; /* Low-level file information */
rc = osFstat(pFd->h, &statbuf);
if( rc!=SQLITE_OK ){
return SQLITE_IOERR_FSTAT;
}
nMap = statbuf.st_size;
}
if( nMap>pFd->mmapSizeMax ){
nMap = pFd->mmapSizeMax;
}
if( nMap!=pFd->mmapSize ){
if( nMap>0 ){
unixRemapfile(pFd, nMap);
}else{
unixUnmapfile(pFd);
}
}
#endif
return SQLITE_OK;
}
/*
** If possible, return a pointer to a mapping of file fd starting at offset
** iOff. The mapping must be valid for at least nAmt bytes.
**
** If such a pointer can be obtained, store it in *pp and return SQLITE_OK.
** Or, if one cannot but no error occurs, set *pp to 0 and return SQLITE_OK.
** Finally, if an error does occur, return an SQLite error code. The final
** value of *pp is undefined in this case.
**
** If this function does return a pointer, the caller must eventually
** release the reference by calling unixUnfetch().
*/
static int unixFetch(sqlite3_file *fd, i64 iOff, int nAmt, void **pp){
#if SQLITE_MAX_MMAP_SIZE>0
unixFile *pFd = (unixFile *)fd; /* The underlying database file */
#endif
*pp = 0;
#if SQLITE_MAX_MMAP_SIZE>0
if( pFd->mmapSizeMax>0 ){
if( pFd->pMapRegion==0 ){
int rc = unixMapfile(pFd, -1);
if( rc!=SQLITE_OK ) return rc;
}
if( pFd->mmapSize >= iOff+nAmt ){
*pp = &((u8 *)pFd->pMapRegion)[iOff];
pFd->nFetchOut++;
}
}
#endif
return SQLITE_OK;
}
/*
** If the third argument is non-NULL, then this function releases a
** reference obtained by an earlier call to unixFetch(). The second
** argument passed to this function must be the same as the corresponding
** argument that was passed to the unixFetch() invocation.
**
** Or, if the third argument is NULL, then this function is being called
** to inform the VFS layer that, according to POSIX, any existing mapping
** may now be invalid and should be unmapped.
*/
static int unixUnfetch(sqlite3_file *fd, i64 iOff, void *p){
unixFile *pFd = (unixFile *)fd; /* The underlying database file */
UNUSED_PARAMETER(iOff);
/* If p==0 (unmap the entire file) then there must be no outstanding
** xFetch references. Or, if p!=0 (meaning it is an xFetch reference),
** then there must be at least one outstanding. */
assert( (p==0)==(pFd->nFetchOut==0) );
/* If p!=0, it must match the iOff value. */
assert( p==0 || p==&((u8 *)pFd->pMapRegion)[iOff] );
if( p ){
pFd->nFetchOut--;
}else{
unixUnmapfile(pFd);
}
assert( pFd->nFetchOut>=0 );
return SQLITE_OK;
}
/*
** Here ends the implementation of all sqlite3_file methods.
**
@ -4489,7 +4883,9 @@ static const sqlite3_io_methods METHOD = { \
unixShmMap, /* xShmMap */ \
unixShmLock, /* xShmLock */ \
unixShmBarrier, /* xShmBarrier */ \
unixShmUnmap /* xShmUnmap */ \
unixShmUnmap, /* xShmUnmap */ \
unixFetch, /* xFetch */ \
unixUnfetch, /* xUnfetch */ \
}; \
static const sqlite3_io_methods *FINDER##Impl(const char *z, unixFile *p){ \
UNUSED_PARAMETER(z); UNUSED_PARAMETER(p); \
@ -4506,7 +4902,7 @@ static const sqlite3_io_methods *(*const FINDER)(const char*,unixFile *p) \
IOMETHODS(
posixIoFinder, /* Finder function name */
posixIoMethods, /* sqlite3_io_methods object name */
2, /* shared memory is enabled */
3, /* shared memory and mmap are enabled */
unixClose, /* xClose method */
unixLock, /* xLock method */
unixUnlock, /* xUnlock method */
@ -4757,11 +5153,12 @@ static int fillInUnixFile(
pNew->pVfs = pVfs;
pNew->zPath = zFilename;
pNew->ctrlFlags = (u8)ctrlFlags;
pNew->mmapSizeMax = sqlite3GlobalConfig.szMmap;
if( sqlite3_uri_boolean(((ctrlFlags & UNIXFILE_URI) ? zFilename : 0),
"psow", SQLITE_POWERSAFE_OVERWRITE) ){
pNew->ctrlFlags |= UNIXFILE_PSOW;
}
if( memcmp(pVfs->zName,"unix-excl",10)==0 ){
if( strcmp(pVfs->zName,"unix-excl")==0 ){
pNew->ctrlFlags |= UNIXFILE_EXCL;
}
@ -4793,7 +5190,7 @@ static int fillInUnixFile(
unixEnterMutex();
rc = findInodeInfo(pNew, &pNew->pInode);
if( rc!=SQLITE_OK ){
/* If an error occured in findInodeInfo(), close the file descriptor
/* If an error occurred in findInodeInfo(), close the file descriptor
** immediately, before releasing the mutex. findInodeInfo() may fail
** in two scenarios:
**
@ -4892,15 +5289,15 @@ static int fillInUnixFile(
if( h>=0 ) robust_close(pNew, h, __LINE__);
h = -1;
osUnlink(zFilename);
isDelete = 0;
pNew->ctrlFlags |= UNIXFILE_DELETE;
}
if( isDelete ) pNew->ctrlFlags |= UNIXFILE_DELETE;
#endif
if( rc!=SQLITE_OK ){
if( h>=0 ) robust_close(pNew, h, __LINE__);
}else{
pNew->pMethod = pLockingStyle;
OpenCounter(+1);
verifyDbFile(pNew);
}
return rc;
}
@ -5431,7 +5828,7 @@ static int unixDelete(
}
/*
** Test the existance of or access permissions of file zPath. The
** Test the existence of or access permissions of file zPath. The
** test performed depends on the value of flags:
**
** SQLITE_ACCESS_EXISTS: Return 1 if the file exists
@ -6994,7 +7391,7 @@ int sqlite3_os_init(void){
/* Double-check that the aSyscall[] array has been constructed
** correctly. See ticket [bb3a86e890c8e96ab] */
assert( ArraySize(aSyscall)==22 );
assert( ArraySize(aSyscall)==24 );
/* Register all VFSes defined in the aVfs[] array */
for(i=0; i<(sizeof(aVfs)/sizeof(sqlite3_vfs)); i++){

640
src/os_win.c
View File

File diff suppressed because it is too large Load Diff

350
src/pager.c
View File

@ -273,7 +273,7 @@ int sqlite3PagerTrace=1; /* True to enable tracing */
** * A write transaction is active.
** * An EXCLUSIVE or greater lock is held on the database file.
** * All writing and syncing of journal and database data has finished.
** If no error occured, all that remains is to finalize the journal to
** If no error occurred, all that remains is to finalize the journal to
** commit the transaction. If an error did occur, the caller will need
** to rollback the transaction.
**
@ -521,7 +521,7 @@ struct PagerSavepoint {
**
** doNotSpill, doNotSyncSpill
**
** These two boolean variables control the behaviour of cache-spills
** These two boolean variables control the behavior of cache-spills
** (calls made by the pcache module to the pagerStress() routine to
** write cached data to the file-system in order to free up memory).
**
@ -655,6 +655,11 @@ struct Pager {
PagerSavepoint *aSavepoint; /* Array of active savepoints */
int nSavepoint; /* Number of elements in aSavepoint[] */
char dbFileVers[16]; /* Changes whenever database file changes */
u8 bUseFetch; /* True to use xFetch() */
int nMmapOut; /* Number of mmap pages currently outstanding */
sqlite3_int64 szMmap; /* Desired maximum mmap size */
PgHdr *pMmapFreelist; /* List of free mmap page headers (pDirty) */
/*
** End of the routinely-changing class members
***************************************************************************/
@ -765,6 +770,16 @@ static const unsigned char aJournalMagic[] = {
# define MEMDB pPager->memDb
#endif
/*
** The macro USEFETCH is true if we are allowed to use the xFetch and xUnfetch
** interfaces to access the database using memory-mapped I/O.
*/
#if SQLITE_MAX_MMAP_SIZE>0
# define USEFETCH(x) ((x)->bUseFetch)
#else
# define USEFETCH(x) 0
#endif
/*
** The maximum legal page number is (2^31 - 1).
*/
@ -1399,7 +1414,7 @@ static int writeJournalHdr(Pager *pPager){
memset(zHeader, 0, sizeof(aJournalMagic)+4);
}
/* The random check-hash initialiser */
/* The random check-hash initializer */
sqlite3_randomness(sizeof(pPager->cksumInit), &pPager->cksumInit);
put32bits(&zHeader[sizeof(aJournalMagic)+4], pPager->cksumInit);
/* The initial database size */
@ -1838,6 +1853,8 @@ static int pager_error(Pager *pPager, int rc){
return rc;
}
static int pager_truncate(Pager *pPager, Pgno nPage);
/*
** This routine ends a transaction. A transaction is usually ended by
** either a COMMIT or a ROLLBACK operation. This routine may be called
@ -1891,7 +1908,7 @@ static int pager_error(Pager *pPager, int rc){
** to the first error encountered (the journal finalization one) is
** returned.
*/
static int pager_end_transaction(Pager *pPager, int hasMaster){
static int pager_end_transaction(Pager *pPager, int hasMaster, int bCommit){
int rc = SQLITE_OK; /* Error code from journal finalization operation */
int rc2 = SQLITE_OK; /* Error code from db file unlock operation */
@ -1977,7 +1994,17 @@ static int pager_end_transaction(Pager *pPager, int hasMaster){
*/
rc2 = sqlite3WalEndWriteTransaction(pPager->pWal);
assert( rc2==SQLITE_OK );
}else if( rc==SQLITE_OK && bCommit && pPager->dbFileSize>pPager->dbSize ){
/* This branch is taken when committing a transaction in rollback-journal
** mode if the database file on disk is larger than the database image.
** At this point the journal has been finalized and the transaction
** successfully committed, but the EXCLUSIVE lock is still held on the
** file. So it is safe to truncate the database file to its minimum
** required size. */
assert( pPager->eLock==EXCLUSIVE_LOCK );
rc = pager_truncate(pPager, pPager->dbSize);
}
if( !pPager->exclusiveMode
&& (!pagerUseWal(pPager) || sqlite3WalExclusiveMode(pPager->pWal, 0))
){
@ -2016,7 +2043,7 @@ static void pagerUnlockAndRollback(Pager *pPager){
sqlite3EndBenignMalloc();
}else if( !pPager->exclusiveMode ){
assert( pPager->eState==PAGER_READER );
pager_end_transaction(pPager, 0);
pager_end_transaction(pPager, 0, 0);
}
}
pager_unlock(pPager);
@ -2240,7 +2267,7 @@ static int pager_playback_one_page(
i64 ofst = (pgno-1)*(i64)pPager->pageSize;
testcase( !isSavepnt && pPg!=0 && (pPg->flags&PGHDR_NEED_SYNC)!=0 );
assert( !pagerUseWal(pPager) );
rc = sqlite3OsWrite(pPager->fd, (u8*)aData, pPager->pageSize, ofst);
rc = sqlite3OsWrite(pPager->fd, (u8 *)aData, pPager->pageSize, ofst);
if( pgno>pPager->dbFileSize ){
pPager->dbFileSize = pgno;
}
@ -2631,6 +2658,7 @@ static int pager_playback(Pager *pPager, int isHot){
int res = 1; /* Value returned by sqlite3OsAccess() */
char *zMaster = 0; /* Name of master journal file if any */
int needPagerReset; /* True to reset page prior to first page rollback */
int nPlayback = 0; /* Total number of pages restored from journal */
/* Figure out how many records are in the journal. Abort early if
** the journal is empty.
@ -2731,7 +2759,9 @@ static int pager_playback(Pager *pPager, int isHot){
needPagerReset = 0;
}
rc = pager_playback_one_page(pPager,&pPager->journalOff,0,1,0);
if( rc!=SQLITE_OK ){
if( rc==SQLITE_OK ){
nPlayback++;
}else{
if( rc==SQLITE_DONE ){
pPager->journalOff = szJ;
break;
@ -2791,7 +2821,7 @@ end_playback:
rc = sqlite3PagerSync(pPager);
}
if( rc==SQLITE_OK ){
rc = pager_end_transaction(pPager, zMaster[0]!='\0');
rc = pager_end_transaction(pPager, zMaster[0]!='\0', 0);
testcase( rc!=SQLITE_OK );
}
if( rc==SQLITE_OK && zMaster[0] && res ){
@ -2801,6 +2831,10 @@ end_playback:
rc = pager_delmaster(pPager, zMaster);
testcase( rc!=SQLITE_OK );
}
if( isHot && nPlayback ){
sqlite3_log(SQLITE_NOTICE_RECOVER_ROLLBACK, "recovered %d pages from %s",
nPlayback, pPager->zJournal);
}
/* The Pager.sectorSize variable may have been updated while rolling
** back a journal created by a process with a different sector size
@ -2822,11 +2856,10 @@ end_playback:
** If an IO error occurs, then the IO error is returned to the caller.
** Otherwise, SQLITE_OK is returned.
*/
static int readDbPage(PgHdr *pPg){
static int readDbPage(PgHdr *pPg, u32 iFrame){
Pager *pPager = pPg->pPager; /* Pager object associated with page pPg */
Pgno pgno = pPg->pgno; /* Page number to read */
int rc = SQLITE_OK; /* Return code */
int isInWal = 0; /* True if page is in log file */
int pgsz = pPager->pageSize; /* Number of bytes to read */
assert( pPager->eState>=PAGER_READER && !MEMDB );
@ -2838,11 +2871,13 @@ static int readDbPage(PgHdr *pPg){
return SQLITE_OK;
}
if( pagerUseWal(pPager) ){
#ifndef SQLITE_OMIT_WAL
if( iFrame ){
/* Try to pull the page from the write-ahead log. */
rc = sqlite3WalRead(pPager->pWal, pgno, &isInWal, pgsz, pPg->pData);
}
if( rc==SQLITE_OK && !isInWal ){
rc = sqlite3WalReadFrame(pPager->pWal, iFrame, pgsz, pPg->pData);
}else
#endif
{
i64 iOffset = (pgno-1)*(i64)pPager->pageSize;
rc = sqlite3OsRead(pPager->fd, pPg->pData, pgsz, iOffset);
if( rc==SQLITE_IOERR_SHORT_READ ){
@ -2921,12 +2956,17 @@ static int pagerUndoCallback(void *pCtx, Pgno iPg){
Pager *pPager = (Pager *)pCtx;
PgHdr *pPg;
assert( pagerUseWal(pPager) );
pPg = sqlite3PagerLookup(pPager, iPg);
if( pPg ){
if( sqlite3PcachePageRefcount(pPg)==1 ){
sqlite3PcacheDrop(pPg);
}else{
rc = readDbPage(pPg);
u32 iFrame = 0;
rc = sqlite3WalFindFrame(pPager->pWal, pPg->pgno, &iFrame);
if( rc==SQLITE_OK ){
rc = readDbPage(pPg, iFrame);
}
if( rc==SQLITE_OK ){
pPager->xReiniter(pPg);
}
@ -3070,6 +3110,7 @@ static int pagerBeginReadTransaction(Pager *pPager){
rc = sqlite3WalBeginReadTransaction(pPager->pWal, &changed);
if( rc!=SQLITE_OK || changed ){
pager_reset(pPager);
if( USEFETCH(pPager) ) sqlite3OsUnfetch(pPager->fd, 0, 0);
}
return rc;
@ -3331,6 +3372,29 @@ void sqlite3PagerSetCachesize(Pager *pPager, int mxPage){
sqlite3PcacheSetCachesize(pPager->pPCache, mxPage);
}
/*
** Invoke SQLITE_FCNTL_MMAP_SIZE based on the current value of szMmap.
*/
static void pagerFixMaplimit(Pager *pPager){
#if SQLITE_MAX_MMAP_SIZE>0
sqlite3_file *fd = pPager->fd;
if( isOpen(fd) ){
sqlite3_int64 sz;
pPager->bUseFetch = (fd->pMethods->iVersion>=3) && pPager->szMmap>0;
sz = pPager->szMmap;
sqlite3OsFileControlHint(pPager->fd, SQLITE_FCNTL_MMAP_SIZE, &sz);
}
#endif
}
/*
** Change the maximum size of any memory mapping made of the database file.
*/
void sqlite3PagerSetMmapLimit(Pager *pPager, sqlite3_int64 szMmap){
pPager->szMmap = szMmap;
pagerFixMaplimit(pPager);
}
/*
** Free as much memory as possible from the pager.
*/
@ -3566,6 +3630,7 @@ int sqlite3PagerSetPagesize(Pager *pPager, u32 *pPageSize, int nReserve){
assert( nReserve>=0 && nReserve<1000 );
pPager->nReserve = (i16)nReserve;
pagerReportSize(pPager);
pagerFixMaplimit(pPager);
}
return rc;
}
@ -3719,7 +3784,7 @@ static int pager_wait_on_lock(Pager *pPager, int locktype){
** dirty page were to be discarded from the cache via the pagerStress()
** routine, pagerStress() would not write the current page content to
** the database file. If a savepoint transaction were rolled back after
** this happened, the correct behaviour would be to restore the current
** this happened, the correct behavior would be to restore the current
** content of the page. However, since this content is not present in either
** the database file or the portion of the rollback journal and
** sub-journal rolled back the content could not be restored and the
@ -3743,12 +3808,26 @@ static void assertTruncateConstraint(Pager *pPager){
** function does not actually modify the database file on disk. It
** just sets the internal state of the pager object so that the
** truncation will be done when the current transaction is committed.
**
** This function is only called right before committing a transaction.
** Once this function has been called, the transaction must either be
** rolled back or committed. It is not safe to call this function and
** then continue writing to the database.
*/
void sqlite3PagerTruncateImage(Pager *pPager, Pgno nPage){
assert( pPager->dbSize>=nPage );
assert( pPager->eState>=PAGER_WRITER_CACHEMOD );
pPager->dbSize = nPage;
assertTruncateConstraint(pPager);
/* At one point the code here called assertTruncateConstraint() to
** ensure that all pages being truncated away by this operation are,
** if one or more savepoints are open, present in the savepoint
** journal so that they can be restored if the savepoint is rolled
** back. This is no longer necessary as this function is now only
** called right before committing a transaction. So although the
** Pager object may still have open savepoints (Pager.nSavepoint!=0),
** they cannot be rolled back. So the assertTruncateConstraint() call
** is no longer correct. */
}
@ -3777,6 +3856,81 @@ static int pagerSyncHotJournal(Pager *pPager){
return rc;
}
/*
** Obtain a reference to a memory mapped page object for page number pgno.
** The new object will use the pointer pData, obtained from xFetch().
** If successful, set *ppPage to point to the new page reference
** and return SQLITE_OK. Otherwise, return an SQLite error code and set
** *ppPage to zero.
**
** Page references obtained by calling this function should be released
** by calling pagerReleaseMapPage().
*/
static int pagerAcquireMapPage(
Pager *pPager, /* Pager object */
Pgno pgno, /* Page number */
void *pData, /* xFetch()'d data for this page */
PgHdr **ppPage /* OUT: Acquired page object */
){
PgHdr *p; /* Memory mapped page to return */
if( pPager->pMmapFreelist ){
*ppPage = p = pPager->pMmapFreelist;
pPager->pMmapFreelist = p->pDirty;
p->pDirty = 0;
memset(p->pExtra, 0, pPager->nExtra);
}else{
*ppPage = p = (PgHdr *)sqlite3MallocZero(sizeof(PgHdr) + pPager->nExtra);
if( p==0 ){
sqlite3OsUnfetch(pPager->fd, (i64)(pgno-1) * pPager->pageSize, pData);
return SQLITE_NOMEM;
}
p->pExtra = (void *)&p[1];
p->flags = PGHDR_MMAP;
p->nRef = 1;
p->pPager = pPager;
}
assert( p->pExtra==(void *)&p[1] );
assert( p->pPage==0 );
assert( p->flags==PGHDR_MMAP );
assert( p->pPager==pPager );
assert( p->nRef==1 );
p->pgno = pgno;
p->pData = pData;
pPager->nMmapOut++;
return SQLITE_OK;
}
/*
** Release a reference to page pPg. pPg must have been returned by an
** earlier call to pagerAcquireMapPage().
*/
static void pagerReleaseMapPage(PgHdr *pPg){
Pager *pPager = pPg->pPager;
pPager->nMmapOut--;
pPg->pDirty = pPager->pMmapFreelist;
pPager->pMmapFreelist = pPg;
assert( pPager->fd->pMethods->iVersion>=3 );
sqlite3OsUnfetch(pPager->fd, (i64)(pPg->pgno-1)*pPager->pageSize, pPg->pData);
}
/*
** Free all PgHdr objects stored in the Pager.pMmapFreelist list.
*/
static void pagerFreeMapHdrs(Pager *pPager){
PgHdr *p;
PgHdr *pNext;
for(p=pPager->pMmapFreelist; p; p=pNext){
pNext = p->pDirty;
sqlite3_free(p);
}
}
/*
** Shutdown the page cache. Free all memory and close all files.
**
@ -3797,6 +3951,7 @@ int sqlite3PagerClose(Pager *pPager){
assert( assert_pager_state(pPager) );
disable_simulated_io_errors();
sqlite3BeginBenignMalloc();
pagerFreeMapHdrs(pPager);
/* pPager->errCode = 0; */
pPager->exclusiveMode = 0;
#ifndef SQLITE_OMIT_WAL
@ -4058,7 +4213,9 @@ static int pager_write_pagelist(Pager *pPager, PgHdr *pList){
** file size will be.
*/
assert( rc!=SQLITE_OK || isOpen(pPager->fd) );
if( rc==SQLITE_OK && pPager->dbSize>pPager->dbHintSize ){
if( rc==SQLITE_OK
&& (pList->pDirty ? pPager->dbSize : pList->pgno+1)>pPager->dbHintSize
){
sqlite3_int64 szFile = pPager->pageSize * (sqlite3_int64)pPager->dbSize;
sqlite3OsFileControlHint(pPager->fd, SQLITE_FCNTL_SIZE_HINT, &szFile);
pPager->dbHintSize = pPager->dbSize;
@ -4612,6 +4769,7 @@ int sqlite3PagerOpen(
/* pPager->pBusyHandlerArg = 0; */
pPager->xReiniter = xReinit;
/* memset(pPager->aHash, 0, sizeof(pPager->aHash)); */
/* pPager->szMmap = SQLITE_DEFAULT_MMAP_SIZE // will be set by btree.c */
*ppPager = pPager;
return SQLITE_OK;
@ -4801,6 +4959,11 @@ int sqlite3PagerSharedLock(Pager *pPager){
goto failed;
}
if( bHotJournal ){
if( pPager->readOnly ){
rc = SQLITE_READONLY_ROLLBACK;
goto failed;
}
/* Get an EXCLUSIVE lock on the database file. At this point it is
** important that a RESERVED lock is not obtained on the way to the
** EXCLUSIVE lock. If it were, another process might open the
@ -4898,9 +5061,11 @@ int sqlite3PagerSharedLock(Pager *pPager){
);
}
if( !pPager->tempFile
&& (pPager->pBackup || sqlite3PcachePagecount(pPager->pPCache)>0)
){
if( !pPager->tempFile && (
pPager->pBackup
|| sqlite3PcachePagecount(pPager->pPCache)>0
|| USEFETCH(pPager)
)){
/* The shared-lock has just been acquired on the database file
** and there are already pages in the cache (from a previous
** read or write transaction). Check to see if the database
@ -4926,7 +5091,7 @@ int sqlite3PagerSharedLock(Pager *pPager){
if( nPage>0 ){
IOTRACE(("CKVERS %p %d\n", pPager, sizeof(dbFileVers)));
rc = sqlite3OsRead(pPager->fd, &dbFileVers, sizeof(dbFileVers), 24);
if( rc!=SQLITE_OK ){
if( rc!=SQLITE_OK && rc!=SQLITE_IOERR_SHORT_READ ){
goto failed;
}
}else{
@ -4935,6 +5100,16 @@ int sqlite3PagerSharedLock(Pager *pPager){
if( memcmp(pPager->dbFileVers, dbFileVers, sizeof(dbFileVers))!=0 ){
pager_reset(pPager);
/* Unmap the database file. It is possible that external processes
** may have truncated the database file and then extended it back
** to its original size while this process was not holding a lock.
** In this case there may exist a Pager.pMap mapping that appears
** to be the right size but is not actually valid. Avoid this
** possibility by unmapping the db here. */
if( USEFETCH(pPager) ){
sqlite3OsUnfetch(pPager->fd, 0, 0);
}
}
}
@ -4976,7 +5151,7 @@ int sqlite3PagerSharedLock(Pager *pPager){
** nothing to rollback, so this routine is a no-op.
*/
static void pagerUnlockIfUnused(Pager *pPager){
if( (sqlite3PcacheRefCount(pPager->pPCache)==0) ){
if( pPager->nMmapOut==0 && (sqlite3PcacheRefCount(pPager->pPCache)==0) ){
pagerUnlockAndRollback(pPager);
}
}
@ -5035,13 +5210,27 @@ int sqlite3PagerAcquire(
Pager *pPager, /* The pager open on the database file */
Pgno pgno, /* Page number to fetch */
DbPage **ppPage, /* Write a pointer to the page here */
int noContent /* Do not bother reading content from disk if true */
int flags /* PAGER_ACQUIRE_XXX flags */
){
int rc;
PgHdr *pPg;
int rc = SQLITE_OK;
PgHdr *pPg = 0;
u32 iFrame = 0; /* Frame to read from WAL file */
const int noContent = (flags & PAGER_ACQUIRE_NOCONTENT);
/* It is acceptable to use a read-only (mmap) page for any page except
** page 1 if there is no write-transaction open or the ACQUIRE_READONLY
** flag was specified by the caller. And so long as the db is not a
** temporary or in-memory database. */
const int bMmapOk = (pgno!=1 && USEFETCH(pPager)
&& (pPager->eState==PAGER_READER || (flags & PAGER_ACQUIRE_READONLY))
#ifdef SQLITE_HAS_CODEC
&& pPager->xCodec==0
#endif
);
assert( pPager->eState>=PAGER_READER );
assert( assert_pager_state(pPager) );
assert( noContent==0 || bMmapOk==0 );
if( pgno==0 ){
return SQLITE_CORRUPT_BKPT;
@ -5052,6 +5241,39 @@ int sqlite3PagerAcquire(
if( pPager->errCode!=SQLITE_OK ){
rc = pPager->errCode;
}else{
if( bMmapOk && pagerUseWal(pPager) ){
rc = sqlite3WalFindFrame(pPager->pWal, pgno, &iFrame);
if( rc!=SQLITE_OK ) goto pager_acquire_err;
}
if( iFrame==0 && bMmapOk ){
void *pData = 0;
rc = sqlite3OsFetch(pPager->fd,
(i64)(pgno-1) * pPager->pageSize, pPager->pageSize, &pData
);
if( rc==SQLITE_OK && pData ){
if( pPager->eState>PAGER_READER ){
(void)sqlite3PcacheFetch(pPager->pPCache, pgno, 0, &pPg);
}
if( pPg==0 ){
rc = pagerAcquireMapPage(pPager, pgno, pData, &pPg);
}else{
sqlite3OsUnfetch(pPager->fd, (i64)(pgno-1)*pPager->pageSize, pData);
}
if( pPg ){
assert( rc==SQLITE_OK );
*ppPage = pPg;
return SQLITE_OK;
}
}
if( rc!=SQLITE_OK ){
goto pager_acquire_err;
}
}
rc = sqlite3PcacheFetch(pPager->pPCache, pgno, 1, ppPage);
}
@ -5110,9 +5332,13 @@ int sqlite3PagerAcquire(
memset(pPg->pData, 0, pPager->pageSize);
IOTRACE(("ZERO %p %d\n", pPager, pgno));
}else{
if( pagerUseWal(pPager) && bMmapOk==0 ){
rc = sqlite3WalFindFrame(pPager->pWal, pgno, &iFrame);
if( rc!=SQLITE_OK ) goto pager_acquire_err;
}
assert( pPg->pPager==pPager );
pPager->aStat[PAGER_STAT_MISS]++;
rc = readDbPage(pPg);
rc = readDbPage(pPg, iFrame);
if( rc!=SQLITE_OK ){
goto pager_acquire_err;
}
@ -5165,7 +5391,11 @@ DbPage *sqlite3PagerLookup(Pager *pPager, Pgno pgno){
void sqlite3PagerUnref(DbPage *pPg){
if( pPg ){
Pager *pPager = pPg->pPager;
sqlite3PcacheRelease(pPg);
if( pPg->flags & PGHDR_MMAP ){
pagerReleaseMapPage(pPg);
}else{
sqlite3PcacheRelease(pPg);
}
pagerUnlockIfUnused(pPager);
}
}
@ -5500,6 +5730,7 @@ int sqlite3PagerWrite(DbPage *pDbPage){
Pager *pPager = pPg->pPager;
Pgno nPagePerSector = (pPager->sectorSize/pPager->pageSize);
assert( (pPg->flags & PGHDR_MMAP)==0 );
assert( pPager->eState>=PAGER_WRITER_LOCKED );
assert( pPager->eState!=PAGER_ERROR );
assert( assert_pager_state(pPager) );
@ -5699,6 +5930,11 @@ static int pager_incr_changecounter(Pager *pPager, int isDirectMode){
pPager->aStat[PAGER_STAT_WRITE]++;
}
if( rc==SQLITE_OK ){
/* Update the pager's copy of the change-counter. Otherwise, the
** next time a read transaction is opened the cache will be
** flushed (as the change-counter values will not match). */
const void *pCopy = (const void *)&((const char *)zBuf)[24];
memcpy(&pPager->dbFileVers, pCopy, sizeof(pPager->dbFileVers));
pPager->changeCountDone = 1;
}
}else{
@ -5885,36 +6121,6 @@ int sqlite3PagerCommitPhaseOne(
#endif
if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
/* If this transaction has made the database smaller, then all pages
** being discarded by the truncation must be written to the journal
** file.
**
** Before reading the pages with page numbers larger than the
** current value of Pager.dbSize, set dbSize back to the value
** that it took at the start of the transaction. Otherwise, the
** calls to sqlite3PagerGet() return zeroed pages instead of
** reading data from the database file.
*/
if( pPager->dbSize<pPager->dbOrigSize
&& pPager->journalMode!=PAGER_JOURNALMODE_OFF
){
Pgno i; /* Iterator variable */
const Pgno iSkip = PAGER_MJ_PGNO(pPager); /* Pending lock page */
const Pgno dbSize = pPager->dbSize; /* Database image size */
pPager->dbSize = pPager->dbOrigSize;
for( i=dbSize+1; i<=pPager->dbOrigSize; i++ ){
if( !sqlite3BitvecTest(pPager->pInJournal, i) && i!=iSkip ){
PgHdr *pPage; /* Page to journal */
rc = sqlite3PagerGet(pPager, i, &pPage);
if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
rc = sqlite3PagerWrite(pPage);
sqlite3PagerUnref(pPage);
if( rc!=SQLITE_OK ) goto commit_phase_one_exit;
}
}
pPager->dbSize = dbSize;
}
/* Write the master journal name into the journal file. If a master
** journal file name has already been written to the journal file,
** or if zMaster is NULL (no master journal), then this call is a no-op.
@ -5942,11 +6148,14 @@ int sqlite3PagerCommitPhaseOne(
goto commit_phase_one_exit;
}
sqlite3PcacheCleanAll(pPager->pPCache);
/* If the file on disk is not the same size as the database image,
** then use pager_truncate to grow or shrink the file here.
*/
if( pPager->dbSize!=pPager->dbFileSize ){
/* If the file on disk is smaller than the database image, use
** pager_truncate to grow the file here. This can happen if the database
** image was extended as part of the current transaction and then the
** last page in the db image moved to the free-list. In this case the
** last page is never written out to disk, leaving the database file
** undersized. Fix this now if it is the case. */
if( pPager->dbSize>pPager->dbFileSize ){
Pgno nNew = pPager->dbSize - (pPager->dbSize==PAGER_MJ_PGNO(pPager));
assert( pPager->eState==PAGER_WRITER_DBMOD );
rc = pager_truncate(pPager, nNew);
@ -6019,7 +6228,7 @@ int sqlite3PagerCommitPhaseTwo(Pager *pPager){
}
PAGERTRACE(("COMMIT %d\n", PAGERID(pPager)));
rc = pager_end_transaction(pPager, pPager->setMaster);
rc = pager_end_transaction(pPager, pPager->setMaster, 1);
return pager_error(pPager, rc);
}
@ -6064,11 +6273,11 @@ int sqlite3PagerRollback(Pager *pPager){
if( pagerUseWal(pPager) ){
int rc2;
rc = sqlite3PagerSavepoint(pPager, SAVEPOINT_ROLLBACK, -1);
rc2 = pager_end_transaction(pPager, pPager->setMaster);
rc2 = pager_end_transaction(pPager, pPager->setMaster, 0);
if( rc==SQLITE_OK ) rc = rc2;
}else if( !isOpen(pPager->jfd) || pPager->eState==PAGER_WRITER_LOCKED ){
int eState = pPager->eState;
rc = pager_end_transaction(pPager, 0);
rc = pager_end_transaction(pPager, 0, 0);
if( !MEMDB && eState>PAGER_WRITER_LOCKED ){
/* This can happen using journal_mode=off. Move the pager to the error
** state to indicate that the contents of the cache may not be trusted.
@ -6083,7 +6292,7 @@ int sqlite3PagerRollback(Pager *pPager){
}
assert( pPager->eState==PAGER_READER || rc!=SQLITE_OK );
assert( rc==SQLITE_OK || rc==SQLITE_FULL
assert( rc==SQLITE_OK || rc==SQLITE_FULL || rc==SQLITE_CORRUPT
|| rc==SQLITE_NOMEM || (rc&0xFF)==SQLITE_IOERR );
/* If an error occurs during a ROLLBACK, we can no longer trust the pager
@ -6466,7 +6675,8 @@ int sqlite3PagerMovepage(Pager *pPager, DbPage *pPg, Pgno pgno, int isCommit){
*/
if( (pPg->flags&PGHDR_NEED_SYNC) && !isCommit ){
needSyncPgno = pPg->pgno;
assert( pageInJournal(pPg) || pPg->pgno>pPager->dbOrigSize );
assert( pPager->journalMode==PAGER_JOURNALMODE_OFF ||
pageInJournal(pPg) || pPg->pgno>pPager->dbOrigSize );
assert( pPg->flags&PGHDR_DIRTY );
}
@ -6816,11 +7026,12 @@ static int pagerOpenWal(Pager *pPager){
** (e.g. due to malloc() failure), return an error code.
*/
if( rc==SQLITE_OK ){
rc = sqlite3WalOpen(pPager->pVfs,
rc = sqlite3WalOpen(pPager->pVfs,
pPager->fd, pPager->zWal, pPager->exclusiveMode,
pPager->journalSizeLimit, &pPager->pWal
);
}
pagerFixMaplimit(pPager);
return rc;
}
@ -6911,6 +7122,7 @@ int sqlite3PagerCloseWal(Pager *pPager){
rc = sqlite3WalClose(pPager->pWal, pPager->ckptSyncFlags,
pPager->pageSize, (u8*)pPager->pTmpSpace);
pPager->pWal = 0;
pagerFixMaplimit(pPager);
}
}
return rc;

7
src/pager.h
View File

@ -78,6 +78,12 @@ typedef struct PgHdr DbPage;
#define PAGER_JOURNALMODE_MEMORY 4 /* In-memory journal file */
#define PAGER_JOURNALMODE_WAL 5 /* Use write-ahead logging */
/*
** Flags that make up the mask passed to sqlite3PagerAcquire().
*/
#define PAGER_ACQUIRE_NOCONTENT 0x01 /* Do not load data from disk */
#define PAGER_ACQUIRE_READONLY 0x02 /* Read-only page is acceptable */
/*
** The remainder of this file contains the declarations of the functions
** that make up the Pager sub-system API. See source code comments for
@ -102,6 +108,7 @@ void sqlite3PagerSetBusyhandler(Pager*, int(*)(void *), void *);
int sqlite3PagerSetPagesize(Pager*, u32*, int);
int sqlite3PagerMaxPageCount(Pager*, int);
void sqlite3PagerSetCachesize(Pager*, int);
void sqlite3PagerSetMmapLimit(Pager *, sqlite3_int64);
void sqlite3PagerShrink(Pager*);
void sqlite3PagerSetSafetyLevel(Pager*,int,int,int);
int sqlite3PagerLockingMode(Pager *, int);

39
src/parse.y
View File

@ -435,8 +435,8 @@ oneselect(A) ::= SELECT distinct(D) selcollist(W) from(X) where_opt(Y)
// The "distinct" nonterminal is true (1) if the DISTINCT keyword is
// present and false (0) if it is not.
//
%type distinct {int}
distinct(A) ::= DISTINCT. {A = 1;}
%type distinct {u16}
distinct(A) ::= DISTINCT. {A = SF_Distinct;}
distinct(A) ::= ALL. {A = 0;}
distinct(A) ::= . {A = 0;}
@ -499,7 +499,8 @@ stl_prefix(A) ::= seltablist(X) joinop(Y). {
if( ALWAYS(A && A->nSrc>0) ) A->a[A->nSrc-1].jointype = (u8)Y;
}
stl_prefix(A) ::= . {A = 0;}
seltablist(A) ::= stl_prefix(X) nm(Y) dbnm(D) as(Z) indexed_opt(I) on_opt(N) using_opt(U). {
seltablist(A) ::= stl_prefix(X) nm(Y) dbnm(D) as(Z) indexed_opt(I)
on_opt(N) using_opt(U). {
A = sqlite3SrcListAppendFromTerm(pParse,X,&Y,&D,&Z,0,N,U);
sqlite3SrcListIndexedBy(pParse, A, &I);
}
@ -512,25 +513,25 @@ seltablist(A) ::= stl_prefix(X) nm(Y) dbnm(D) as(Z) indexed_opt(I) on_opt(N) usi
as(Z) on_opt(N) using_opt(U). {
if( X==0 && Z.n==0 && N==0 && U==0 ){
A = F;
}else if( F->nSrc==1 ){
A = sqlite3SrcListAppendFromTerm(pParse,X,0,0,&Z,0,N,U);
if( A ){
struct SrcList_item *pNew = &A->a[A->nSrc-1];
struct SrcList_item *pOld = F->a;
pNew->zName = pOld->zName;
pNew->zDatabase = pOld->zDatabase;
pNew->pSelect = pOld->pSelect;
pOld->zName = pOld->zDatabase = 0;
pOld->pSelect = 0;
}
sqlite3SrcListDelete(pParse->db, F);
}else{
Select *pSubquery;
sqlite3SrcListShiftJoinType(F);
pSubquery = sqlite3SelectNew(pParse,0,F,0,0,0,0,0,0,0);
pSubquery = sqlite3SelectNew(pParse,0,F,0,0,0,0,SF_NestedFrom,0,0);
A = sqlite3SrcListAppendFromTerm(pParse,X,0,0,&Z,pSubquery,N,U);
}
}
// A seltablist_paren nonterminal represents anything in a FROM that
// is contained inside parentheses. This can be either a subquery or
// a grouping of table and subqueries.
//
// %type seltablist_paren {Select*}
// %destructor seltablist_paren {sqlite3SelectDelete(pParse->db, $$);}
// seltablist_paren(A) ::= select(S). {A = S;}
// seltablist_paren(A) ::= seltablist(F). {
// sqlite3SrcListShiftJoinType(F);
// A = sqlite3SelectNew(pParse,0,F,0,0,0,0,0,0,0);
// }
%endif SQLITE_OMIT_SUBQUERY
%type dbnm {Token}
@ -653,7 +654,8 @@ where_opt(A) ::= WHERE expr(X). {A = X.pExpr;}
////////////////////////// The UPDATE command ////////////////////////////////
//
%ifdef SQLITE_ENABLE_UPDATE_DELETE_LIMIT
cmd ::= UPDATE orconf(R) fullname(X) indexed_opt(I) SET setlist(Y) where_opt(W) orderby_opt(O) limit_opt(L). {
cmd ::= UPDATE orconf(R) fullname(X) indexed_opt(I) SET setlist(Y) where_opt(W)
orderby_opt(O) limit_opt(L). {
sqlite3SrcListIndexedBy(pParse, X, &I);
sqlite3ExprListCheckLength(pParse,Y,"set list");
W = sqlite3LimitWhere(pParse, X, W, O, L.pLimit, L.pOffset, "UPDATE");
@ -661,7 +663,8 @@ cmd ::= UPDATE orconf(R) fullname(X) indexed_opt(I) SET setlist(Y) where_opt(W)
}
%endif
%ifndef SQLITE_ENABLE_UPDATE_DELETE_LIMIT
cmd ::= UPDATE orconf(R) fullname(X) indexed_opt(I) SET setlist(Y) where_opt(W). {
cmd ::= UPDATE orconf(R) fullname(X) indexed_opt(I) SET setlist(Y)
where_opt(W). {
sqlite3SrcListIndexedBy(pParse, X, &I);
sqlite3ExprListCheckLength(pParse,Y,"set list");
sqlite3Update(pParse,X,Y,W,R);

2
src/pcache.h
View File

@ -53,6 +53,8 @@ struct PgHdr {
#define PGHDR_REUSE_UNLIKELY 0x010 /* A hint that reuse is unlikely */
#define PGHDR_DONT_WRITE 0x020 /* Do not write content to disk */
#define PGHDR_MMAP 0x040 /* This is an mmap page object */
/* Initialize and shutdown the page cache subsystem */
int sqlite3PcacheInitialize(void);
void sqlite3PcacheShutdown(void);

192
src/pragma.c
View File

@ -184,6 +184,9 @@ static int flagPragma(Parse *pParse, const char *zLeft, const char *zRight){
{ "sql_trace", SQLITE_SqlTrace },
{ "vdbe_listing", SQLITE_VdbeListing },
{ "vdbe_trace", SQLITE_VdbeTrace },
{ "vdbe_addoptrace", SQLITE_VdbeAddopTrace},
{ "vdbe_debug", SQLITE_SqlTrace | SQLITE_VdbeListing
| SQLITE_VdbeTrace },
#endif
#ifndef SQLITE_OMIT_CHECK
{ "ignore_check_constraints", SQLITE_IgnoreChecks },
@ -316,7 +319,7 @@ void sqlite3Pragma(
int rc; /* return value form SQLITE_FCNTL_PRAGMA */
sqlite3 *db = pParse->db; /* The database connection */
Db *pDb; /* The specific database being pragmaed */
Vdbe *v = pParse->pVdbe = sqlite3VdbeCreate(db); /* Prepared statement */
Vdbe *v = sqlite3GetVdbe(pParse); /* Prepared statement */
if( v==0 ) return;
sqlite3VdbeRunOnlyOnce(v);
@ -399,11 +402,12 @@ void sqlite3Pragma(
static const VdbeOpList getCacheSize[] = {
{ OP_Transaction, 0, 0, 0}, /* 0 */
{ OP_ReadCookie, 0, 1, BTREE_DEFAULT_CACHE_SIZE}, /* 1 */
{ OP_IfPos, 1, 7, 0},
{ OP_IfPos, 1, 8, 0},
{ OP_Integer, 0, 2, 0},
{ OP_Subtract, 1, 2, 1},
{ OP_IfPos, 1, 7, 0},
{ OP_IfPos, 1, 8, 0},
{ OP_Integer, 0, 1, 0}, /* 6 */
{ OP_Noop, 0, 0, 0},
{ OP_ResultRow, 1, 1, 0},
};
int addr;
@ -741,6 +745,43 @@ void sqlite3Pragma(
}
}else
/*
** PRAGMA [database.]mmap_size(N)
**
** Used to set mapping size limit. The mapping size limit is
** used to limit the aggregate size of all memory mapped regions of the
** database file. If this parameter is set to zero, then memory mapping
** is not used at all. If N is negative, then the default memory map
** limit determined by sqlite3_config(SQLITE_CONFIG_MMAP_SIZE) is set.
** The parameter N is measured in bytes.
**
** This value is advisory. The underlying VFS is free to memory map
** as little or as much as it wants. Except, if N is set to 0 then the
** upper layers will never invoke the xFetch interfaces to the VFS.
*/
if( sqlite3StrICmp(zLeft,"mmap_size")==0 ){
sqlite3_int64 sz;
assert( sqlite3SchemaMutexHeld(db, iDb, 0) );
if( zRight ){
int ii;
sqlite3Atoi64(zRight, &sz, 1000, SQLITE_UTF8);
if( sz<0 ) sz = sqlite3GlobalConfig.szMmap;
if( pId2->n==0 ) db->szMmap = sz;
for(ii=db->nDb-1; ii>=0; ii--){
if( db->aDb[ii].pBt && (ii==iDb || pId2->n==0) ){
sqlite3BtreeSetMmapLimit(db->aDb[ii].pBt, sz);
}
}
}
sz = -1;
if( sqlite3_file_control(db,zDb,SQLITE_FCNTL_MMAP_SIZE,&sz)==SQLITE_OK ){
#if SQLITE_MAX_MMAP_SIZE==0
sz = 0;
#endif
returnSingleInt(pParse, "mmap_size", sz);
}
}else
/*
** PRAGMA temp_store
** PRAGMA temp_store = "default"|"memory"|"file"
@ -948,11 +989,14 @@ void sqlite3Pragma(
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
pTab = sqlite3FindTable(db, zRight, zDb);
if( pTab ){
int i;
int i, k;
int nHidden = 0;
Column *pCol;
Index *pPk;
for(pPk=pTab->pIndex; pPk && pPk->autoIndex!=2; pPk=pPk->pNext){}
sqlite3VdbeSetNumCols(v, 6);
pParse->nMem = 6;
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "cid", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "type", SQLITE_STATIC);
@ -975,8 +1019,14 @@ void sqlite3Pragma(
}else{
sqlite3VdbeAddOp2(v, OP_Null, 0, 5);
}
sqlite3VdbeAddOp2(v, OP_Integer,
(pCol->colFlags&COLFLAG_PRIMKEY)!=0, 6);
if( (pCol->colFlags & COLFLAG_PRIMKEY)==0 ){
k = 0;
}else if( pPk==0 ){
k = 1;
}else{
for(k=1; ALWAYS(k<=pTab->nCol) && pPk->aiColumn[k-1]!=i; k++){}
}
sqlite3VdbeAddOp2(v, OP_Integer, k, 6);
sqlite3VdbeAddOp2(v, OP_ResultRow, 1, 6);
}
}
@ -992,6 +1042,7 @@ void sqlite3Pragma(
pTab = pIdx->pTable;
sqlite3VdbeSetNumCols(v, 3);
pParse->nMem = 3;
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seqno", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "cid", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "name", SQLITE_STATIC);
@ -1018,6 +1069,7 @@ void sqlite3Pragma(
int i = 0;
sqlite3VdbeSetNumCols(v, 3);
pParse->nMem = 3;
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "seq", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "name", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "unique", SQLITE_STATIC);
@ -1081,6 +1133,7 @@ void sqlite3Pragma(
int i = 0;
sqlite3VdbeSetNumCols(v, 8);
pParse->nMem = 8;
sqlite3CodeVerifySchema(pParse, iDb);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "id", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "seq", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "table", SQLITE_STATIC);
@ -1114,6 +1167,122 @@ void sqlite3Pragma(
}else
#endif /* !defined(SQLITE_OMIT_FOREIGN_KEY) */
#ifndef SQLITE_OMIT_FOREIGN_KEY
#ifndef SQLITE_OMIT_TRIGGER
if( sqlite3StrICmp(zLeft, "foreign_key_check")==0 ){
FKey *pFK; /* A foreign key constraint */
Table *pTab; /* Child table contain "REFERENCES" keyword */
Table *pParent; /* Parent table that child points to */
Index *pIdx; /* Index in the parent table */
int i; /* Loop counter: Foreign key number for pTab */
int j; /* Loop counter: Field of the foreign key */
HashElem *k; /* Loop counter: Next table in schema */
int x; /* result variable */
int regResult; /* 3 registers to hold a result row */
int regKey; /* Register to hold key for checking the FK */
int regRow; /* Registers to hold a row from pTab */
int addrTop; /* Top of a loop checking foreign keys */
int addrOk; /* Jump here if the key is OK */
int *aiCols; /* child to parent column mapping */
if( sqlite3ReadSchema(pParse) ) goto pragma_out;
regResult = pParse->nMem+1;
pParse->nMem += 4;
regKey = ++pParse->nMem;
regRow = ++pParse->nMem;
v = sqlite3GetVdbe(pParse);
sqlite3VdbeSetNumCols(v, 4);
sqlite3VdbeSetColName(v, 0, COLNAME_NAME, "table", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 1, COLNAME_NAME, "rowid", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 2, COLNAME_NAME, "parent", SQLITE_STATIC);
sqlite3VdbeSetColName(v, 3, COLNAME_NAME, "fkid", SQLITE_STATIC);
sqlite3CodeVerifySchema(pParse, iDb);
k = sqliteHashFirst(&db->aDb[iDb].pSchema->tblHash);
while( k ){
if( zRight ){
pTab = sqlite3LocateTable(pParse, 0, zRight, zDb);
k = 0;
}else{
pTab = (Table*)sqliteHashData(k);
k = sqliteHashNext(k);
}
if( pTab==0 || pTab->pFKey==0 ) continue;
sqlite3TableLock(pParse, iDb, pTab->tnum, 0, pTab->zName);
if( pTab->nCol+regRow>pParse->nMem ) pParse->nMem = pTab->nCol + regRow;
sqlite3OpenTable(pParse, 0, iDb, pTab, OP_OpenRead);
sqlite3VdbeAddOp4(v, OP_String8, 0, regResult, 0, pTab->zName,
P4_TRANSIENT);
for(i=1, pFK=pTab->pFKey; pFK; i++, pFK=pFK->pNextFrom){
pParent = sqlite3LocateTable(pParse, 0, pFK->zTo, zDb);
if( pParent==0 ) break;
pIdx = 0;
sqlite3TableLock(pParse, iDb, pParent->tnum, 0, pParent->zName);
x = sqlite3FkLocateIndex(pParse, pParent, pFK, &pIdx, 0);
if( x==0 ){
if( pIdx==0 ){
sqlite3OpenTable(pParse, i, iDb, pParent, OP_OpenRead);
}else{
KeyInfo *pKey = sqlite3IndexKeyinfo(pParse, pIdx);
sqlite3VdbeAddOp3(v, OP_OpenRead, i, pIdx->tnum, iDb);
sqlite3VdbeChangeP4(v, -1, (char*)pKey, P4_KEYINFO_HANDOFF);
}
}else{
k = 0;
break;
}
}
if( pFK ) break;
if( pParse->nTab<i ) pParse->nTab = i;
addrTop = sqlite3VdbeAddOp1(v, OP_Rewind, 0);
for(i=1, pFK=pTab->pFKey; pFK; i++, pFK=pFK->pNextFrom){
pParent = sqlite3LocateTable(pParse, 0, pFK->zTo, zDb);
assert( pParent!=0 );
pIdx = 0;
aiCols = 0;
x = sqlite3FkLocateIndex(pParse, pParent, pFK, &pIdx, &aiCols);
assert( x==0 );
addrOk = sqlite3VdbeMakeLabel(v);
if( pIdx==0 ){
int iKey = pFK->aCol[0].iFrom;
assert( iKey>=0 && iKey<pTab->nCol );
if( iKey!=pTab->iPKey ){
sqlite3VdbeAddOp3(v, OP_Column, 0, iKey, regRow);
sqlite3ColumnDefault(v, pTab, iKey, regRow);
sqlite3VdbeAddOp2(v, OP_IsNull, regRow, addrOk);
sqlite3VdbeAddOp2(v, OP_MustBeInt, regRow,
sqlite3VdbeCurrentAddr(v)+3);
}else{
sqlite3VdbeAddOp2(v, OP_Rowid, 0, regRow);
}
sqlite3VdbeAddOp3(v, OP_NotExists, i, 0, regRow);
sqlite3VdbeAddOp2(v, OP_Goto, 0, addrOk);
sqlite3VdbeJumpHere(v, sqlite3VdbeCurrentAddr(v)-2);
}else{
for(j=0; j<pFK->nCol; j++){
sqlite3ExprCodeGetColumnOfTable(v, pTab, 0,
aiCols ? aiCols[j] : pFK->aCol[0].iFrom, regRow+j);
sqlite3VdbeAddOp2(v, OP_IsNull, regRow+j, addrOk);
}
sqlite3VdbeAddOp3(v, OP_MakeRecord, regRow, pFK->nCol, regKey);
sqlite3VdbeChangeP4(v, -1,
sqlite3IndexAffinityStr(v,pIdx), P4_TRANSIENT);
sqlite3VdbeAddOp4Int(v, OP_Found, i, addrOk, regKey, 0);
}
sqlite3VdbeAddOp2(v, OP_Rowid, 0, regResult+1);
sqlite3VdbeAddOp4(v, OP_String8, 0, regResult+2, 0,
pFK->zTo, P4_TRANSIENT);
sqlite3VdbeAddOp2(v, OP_Integer, i-1, regResult+3);
sqlite3VdbeAddOp2(v, OP_ResultRow, regResult, 4);
sqlite3VdbeResolveLabel(v, addrOk);
sqlite3DbFree(db, aiCols);
}
sqlite3VdbeAddOp2(v, OP_Next, 0, addrTop+1);
sqlite3VdbeJumpHere(v, addrTop);
}
}else
#endif /* !defined(SQLITE_OMIT_TRIGGER) */
#endif /* !defined(SQLITE_OMIT_FOREIGN_KEY) */
#ifndef NDEBUG
if( sqlite3StrICmp(zLeft, "parser_trace")==0 ){
if( zRight ){
@ -1398,6 +1567,11 @@ void sqlite3Pragma(
** PRAGMA [database.]user_version
** PRAGMA [database.]user_version = <integer>
**
** PRAGMA [database.]freelist_count = <integer>
**
** PRAGMA [database.]application_id
** PRAGMA [database.]application_id = <integer>
**
** The pragma's schema_version and user_version are used to set or get
** the value of the schema-version and user-version, respectively. Both
** the schema-version and the user-version are 32-bit signed integers
@ -1419,10 +1593,14 @@ void sqlite3Pragma(
if( sqlite3StrICmp(zLeft, "schema_version")==0
|| sqlite3StrICmp(zLeft, "user_version")==0
|| sqlite3StrICmp(zLeft, "freelist_count")==0
|| sqlite3StrICmp(zLeft, "application_id")==0
){
int iCookie; /* Cookie index. 1 for schema-cookie, 6 for user-cookie. */
sqlite3VdbeUsesBtree(v, iDb);
switch( zLeft[0] ){
case 'a': case 'A':
iCookie = BTREE_APPLICATION_ID;
break;
case 'f': case 'F':
iCookie = BTREE_FREE_PAGE_COUNT;
break;
@ -1611,7 +1789,7 @@ void sqlite3Pragma(
}else
#endif
#if defined(SQLITE_HAS_CODEC) || defined(SQLITE_ENABLE_CEROD)
if( sqlite3StrICmp(zLeft, "activate_extensions")==0 ){
if( sqlite3StrICmp(zLeft, "activate_extensions")==0 && zRight ){
#ifdef SQLITE_HAS_CODEC
if( sqlite3StrNICmp(zRight, "see-", 4)==0 ){
sqlite3_activate_see(&zRight[4]);

11
src/prepare.c
View File

@ -179,7 +179,7 @@ static int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
/* zMasterSchema and zInitScript are set to point at the master schema
** and initialisation script appropriate for the database being
** initialised. zMasterName is the name of the master table.
** initialized. zMasterName is the name of the master table.
*/
if( !OMIT_TEMPDB && iDb==1 ){
zMasterSchema = temp_master_schema;
@ -259,11 +259,15 @@ static int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
*/
if( meta[BTREE_TEXT_ENCODING-1] ){ /* text encoding */
if( iDb==0 ){
#ifndef SQLITE_OMIT_UTF16
u8 encoding;
/* If opening the main database, set ENC(db). */
encoding = (u8)meta[BTREE_TEXT_ENCODING-1] & 3;
if( encoding==0 ) encoding = SQLITE_UTF8;
ENC(db) = encoding;
#else
ENC(db) = SQLITE_UTF8;
#endif
}else{
/* If opening an attached database, the encoding much match ENC(db) */
if( meta[BTREE_TEXT_ENCODING-1]!=ENC(db) ){
@ -400,7 +404,7 @@ int sqlite3Init(sqlite3 *db, char **pzErrMsg){
}
}
/* Once all the other databases have been initialised, load the schema
/* Once all the other databases have been initialized, load the schema
** for the TEMP database. This is loaded last, as the TEMP database
** schema may contain references to objects in other databases.
*/
@ -423,7 +427,7 @@ int sqlite3Init(sqlite3 *db, char **pzErrMsg){
}
/*
** This routine is a no-op if the database schema is already initialised.
** This routine is a no-op if the database schema is already initialized.
** Otherwise, the schema is loaded. An error code is returned.
*/
int sqlite3ReadSchema(Parse *pParse){
@ -650,7 +654,6 @@ static int sqlite3Prepare(
}
#endif
assert( db->init.busy==0 || saveSqlFlag==0 );
if( db->init.busy==0 ){
Vdbe *pVdbe = pParse->pVdbe;
sqlite3VdbeSetSql(pVdbe, zSql, (int)(pParse->zTail-zSql), saveSqlFlag);

146
src/resolve.c
View File

@ -150,6 +150,35 @@ static int nameInUsingClause(IdList *pUsing, const char *zCol){
return 0;
}
/*
** Subqueries stores the original database, table and column names for their
** result sets in ExprList.a[].zSpan, in the form "DATABASE.TABLE.COLUMN".
** Check to see if the zSpan given to this routine matches the zDb, zTab,
** and zCol. If any of zDb, zTab, and zCol are NULL then those fields will
** match anything.
*/
int sqlite3MatchSpanName(
const char *zSpan,
const char *zCol,
const char *zTab,
const char *zDb
){
int n;
for(n=0; ALWAYS(zSpan[n]) && zSpan[n]!='.'; n++){}
if( zDb && (sqlite3StrNICmp(zSpan, zDb, n)!=0 || zDb[n]!=0) ){
return 0;
}
zSpan += n+1;
for(n=0; ALWAYS(zSpan[n]) && zSpan[n]!='.'; n++){}
if( zTab && (sqlite3StrNICmp(zSpan, zTab, n)!=0 || zTab[n]!=0) ){
return 0;
}
zSpan += n+1;
if( zCol && sqlite3StrICmp(zSpan, zCol)!=0 ){
return 0;
}
return 1;
}
/*
** Given the name of a column of the form X.Y.Z or Y.Z or just Z, look up
@ -206,6 +235,20 @@ static int lookupName(
pExpr->pTab = 0;
ExprSetIrreducible(pExpr);
/* Translate the schema name in zDb into a pointer to the corresponding
** schema. If not found, pSchema will remain NULL and nothing will match
** resulting in an appropriate error message toward the end of this routine
*/
if( zDb ){
for(i=0; i<db->nDb; i++){
assert( db->aDb[i].zName );
if( sqlite3StrICmp(db->aDb[i].zName,zDb)==0 ){
pSchema = db->aDb[i].pSchema;
break;
}
}
}
/* Start at the inner-most context and move outward until a match is found */
while( pNC && cnt==0 ){
ExprList *pEList;
@ -214,31 +257,36 @@ static int lookupName(
if( pSrcList ){
for(i=0, pItem=pSrcList->a; i<pSrcList->nSrc; i++, pItem++){
Table *pTab;
int iDb;
Column *pCol;
pTab = pItem->pTab;
assert( pTab!=0 && pTab->zName!=0 );
iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
assert( pTab->nCol>0 );
if( pItem->pSelect && (pItem->pSelect->selFlags & SF_NestedFrom)!=0 ){
int hit = 0;
pEList = pItem->pSelect->pEList;
for(j=0; j<pEList->nExpr; j++){
if( sqlite3MatchSpanName(pEList->a[j].zSpan, zCol, zTab, zDb) ){
cnt++;
cntTab = 2;
pMatch = pItem;
pExpr->iColumn = j;
hit = 1;
}
}
if( hit || zTab==0 ) continue;
}
if( zDb && pTab->pSchema!=pSchema ){
continue;
}
if( zTab ){
if( pItem->zAlias ){
char *zTabName = pItem->zAlias;
if( sqlite3StrICmp(zTabName, zTab)!=0 ) continue;
}else{
char *zTabName = pTab->zName;
if( NEVER(zTabName==0) || sqlite3StrICmp(zTabName, zTab)!=0 ){
continue;
}
if( zDb!=0 && sqlite3StrICmp(db->aDb[iDb].zName, zDb)!=0 ){
continue;
}
const char *zTabName = pItem->zAlias ? pItem->zAlias : pTab->zName;
assert( zTabName!=0 );
if( sqlite3StrICmp(zTabName, zTab)!=0 ){
continue;
}
}
if( 0==(cntTab++) ){
pExpr->iTable = pItem->iCursor;
pExpr->pTab = pTab;
pSchema = pTab->pSchema;
pMatch = pItem;
}
for(j=0, pCol=pTab->aCol; j<pTab->nCol; j++, pCol++){
@ -252,17 +300,19 @@ static int lookupName(
if( nameInUsingClause(pItem->pUsing, zCol) ) continue;
}
cnt++;
pExpr->iTable = pItem->iCursor;
pExpr->pTab = pTab;
pMatch = pItem;
pSchema = pTab->pSchema;
/* Substitute the rowid (column -1) for the INTEGER PRIMARY KEY */
pExpr->iColumn = j==pTab->iPKey ? -1 : (i16)j;
break;
}
}
}
}
if( pMatch ){
pExpr->iTable = pMatch->iCursor;
pExpr->pTab = pMatch->pTab;
pSchema = pExpr->pTab->pSchema;
}
} /* if( pSrcList ) */
#ifndef SQLITE_OMIT_TRIGGER
/* If we have not already resolved the name, then maybe
@ -338,7 +388,10 @@ static int lookupName(
** Note that the expression in the result set should have already been
** resolved by the time the WHERE clause is resolved.
*/
if( cnt==0 && (pEList = pNC->pEList)!=0 && zTab==0 ){
if( (pEList = pNC->pEList)!=0
&& zTab==0
&& ((pNC->ncFlags & NC_AsMaybe)==0 || cnt==0)
){
for(j=0; j<pEList->nExpr; j++){
char *zAs = pEList->a[j].zName;
if( zAs!=0 && sqlite3StrICmp(zAs, zCol)==0 ){
@ -429,7 +482,9 @@ static int lookupName(
lookupname_end:
if( cnt==1 ){
assert( pNC!=0 );
sqlite3AuthRead(pParse, pExpr, pSchema, pNC->pSrcList);
if( pExpr->op!=TK_AS ){
sqlite3AuthRead(pParse, pExpr, pSchema, pNC->pSrcList);
}
/* Increment the nRef value on all name contexts from TopNC up to
** the point where the name matched. */
for(;;){
@ -597,7 +652,7 @@ static int resolveExprStep(Walker *pWalker, Expr *pExpr){
sqlite3ErrorMsg(pParse, "misuse of aggregate function %.*s()", nId,zId);
pNC->nErr++;
is_agg = 0;
}else if( no_such_func ){
}else if( no_such_func && pParse->db->init.busy==0 ){
sqlite3ErrorMsg(pParse, "no such function: %.*s", nId, zId);
pNC->nErr++;
}else if( wrong_num_args ){
@ -1033,23 +1088,6 @@ static int resolveSelectStep(Walker *pWalker, Select *p){
return WRC_Abort;
}
/* Set up the local name-context to pass to sqlite3ResolveExprNames() to
** resolve the result-set expression list.
*/
sNC.ncFlags = NC_AllowAgg;
sNC.pSrcList = p->pSrc;
sNC.pNext = pOuterNC;
/* Resolve names in the result set. */
pEList = p->pEList;
assert( pEList!=0 );
for(i=0; i<pEList->nExpr; i++){
Expr *pX = pEList->a[i].pExpr;
if( sqlite3ResolveExprNames(&sNC, pX) ){
return WRC_Abort;
}
}
/* Recursively resolve names in all subqueries
*/
for(i=0; i<p->pSrc->nSrc; i++){
@ -1077,6 +1115,23 @@ static int resolveSelectStep(Walker *pWalker, Select *p){
}
}
/* Set up the local name-context to pass to sqlite3ResolveExprNames() to
** resolve the result-set expression list.
*/
sNC.ncFlags = NC_AllowAgg;
sNC.pSrcList = p->pSrc;
sNC.pNext = pOuterNC;
/* Resolve names in the result set. */
pEList = p->pEList;
assert( pEList!=0 );
for(i=0; i<pEList->nExpr; i++){
Expr *pX = pEList->a[i].pExpr;
if( sqlite3ResolveExprNames(&sNC, pX) ){
return WRC_Abort;
}
}
/* If there are no aggregate functions in the result-set, and no GROUP BY
** expression, do not allow aggregates in any of the other expressions.
*/
@ -1104,11 +1159,10 @@ static int resolveSelectStep(Walker *pWalker, Select *p){
** re-evaluated for each reference to it.
*/
sNC.pEList = p->pEList;
if( sqlite3ResolveExprNames(&sNC, p->pWhere) ||
sqlite3ResolveExprNames(&sNC, p->pHaving)
){
return WRC_Abort;
}
sNC.ncFlags |= NC_AsMaybe;
if( sqlite3ResolveExprNames(&sNC, p->pHaving) ) return WRC_Abort;
if( sqlite3ResolveExprNames(&sNC, p->pWhere) ) return WRC_Abort;
sNC.ncFlags &= ~NC_AsMaybe;
/* The ORDER BY and GROUP BY clauses may not refer to terms in
** outer queries
@ -1229,6 +1283,7 @@ int sqlite3ResolveExprNames(
#endif
savedHasAgg = pNC->ncFlags & NC_HasAgg;
pNC->ncFlags &= ~NC_HasAgg;
memset(&w, 0, sizeof(w));
w.xExprCallback = resolveExprStep;
w.xSelectCallback = resolveSelectStep;
w.pParse = pNC->pParse;
@ -1269,6 +1324,7 @@ void sqlite3ResolveSelectNames(
Walker w;
assert( p!=0 );
memset(&w, 0, sizeof(w));
w.xExprCallback = resolveExprStep;
w.xSelectCallback = resolveSelectStep;
w.pParse = pParse;

242
src/select.c
View File

@ -55,7 +55,7 @@ Select *sqlite3SelectNew(
ExprList *pGroupBy, /* the GROUP BY clause */
Expr *pHaving, /* the HAVING clause */
ExprList *pOrderBy, /* the ORDER BY clause */
int isDistinct, /* true if the DISTINCT keyword is present */
u16 selFlags, /* Flag parameters, such as SF_Distinct */
Expr *pLimit, /* LIMIT value. NULL means not used */
Expr *pOffset /* OFFSET value. NULL means no offset */
){
@ -79,7 +79,7 @@ Select *sqlite3SelectNew(
pNew->pGroupBy = pGroupBy;
pNew->pHaving = pHaving;
pNew->pOrderBy = pOrderBy;
pNew->selFlags = isDistinct ? SF_Distinct : 0;
pNew->selFlags = selFlags;
pNew->op = TK_SELECT;
pNew->pLimit = pLimit;
pNew->pOffset = pOffset;
@ -1336,8 +1336,6 @@ static int selectColumnsFromExprList(
/* Get an appropriate name for the column
*/
p = sqlite3ExprSkipCollate(pEList->a[i].pExpr);
assert( p->pRight==0 || ExprHasProperty(p->pRight, EP_IntValue)
|| p->pRight->u.zToken==0 || p->pRight->u.zToken[0]!=0 );
if( (zName = pEList->a[i].zName)!=0 ){
/* If the column contains an "AS <name>" phrase, use <name> as the name */
zName = sqlite3DbStrDup(db, zName);
@ -1375,6 +1373,9 @@ static int selectColumnsFromExprList(
for(j=cnt=0; j<i; j++){
if( sqlite3StrICmp(aCol[j].zName, zName)==0 ){
char *zNewName;
int k;
for(k=nName-1; k>1 && sqlite3Isdigit(zName[k]); k--){}
if( zName[k]==':' ) nName = k;
zName[nName] = 0;
zNewName = sqlite3MPrintf(db, "%s:%d", zName, ++cnt);
sqlite3DbFree(db, zName);
@ -1706,6 +1707,8 @@ static int multiSelect(
int addr = 0;
int nLimit;
assert( !pPrior->pLimit );
pPrior->iLimit = p->iLimit;
pPrior->iOffset = p->iOffset;
pPrior->pLimit = p->pLimit;
pPrior->pOffset = p->pOffset;
explainSetInteger(iSub1, pParse->iNextSelectId);
@ -2363,7 +2366,8 @@ static int multiSelectOrderBy(
}else{
int nExpr = p->pEList->nExpr;
assert( nOrderBy>=nExpr || db->mallocFailed );
regPrev = sqlite3GetTempRange(pParse, nExpr+1);
regPrev = pParse->nMem+1;
pParse->nMem += nExpr+1;
sqlite3VdbeAddOp2(v, OP_Integer, 0, regPrev);
pKeyDup = sqlite3DbMallocZero(db,
sizeof(*pKeyDup) + nExpr*(sizeof(CollSeq*)+1) );
@ -2545,12 +2549,6 @@ static int multiSelectOrderBy(
sqlite3VdbeChangeP5(v, OPFLAG_PERMUTE);
sqlite3VdbeAddOp3(v, OP_Jump, addrAltB, addrAeqB, addrAgtB);
/* Release temporary registers
*/
if( regPrev ){
sqlite3ReleaseTempRange(pParse, regPrev, nOrderBy+1);
}
/* Jump to the this point in order to terminate the query.
*/
sqlite3VdbeResolveLabel(v, labelEnd);
@ -2962,12 +2960,15 @@ static int flattenSubquery(
Select *pNew;
ExprList *pOrderBy = p->pOrderBy;
Expr *pLimit = p->pLimit;
Expr *pOffset = p->pOffset;
Select *pPrior = p->pPrior;
p->pOrderBy = 0;
p->pSrc = 0;
p->pPrior = 0;
p->pLimit = 0;
p->pOffset = 0;
pNew = sqlite3SelectDup(db, p, 0);
p->pOffset = pOffset;
p->pLimit = pLimit;
p->pOrderBy = pOrderBy;
p->pSrc = pSrc;
@ -3160,34 +3161,43 @@ static int flattenSubquery(
#endif /* !defined(SQLITE_OMIT_SUBQUERY) || !defined(SQLITE_OMIT_VIEW) */
/*
** Analyze the SELECT statement passed as an argument to see if it
** is a min() or max() query. Return WHERE_ORDERBY_MIN or WHERE_ORDERBY_MAX if
** it is, or 0 otherwise. At present, a query is considered to be
** a min()/max() query if:
** Based on the contents of the AggInfo structure indicated by the first
** argument, this function checks if the following are true:
**
** 1. There is a single object in the FROM clause.
** * the query contains just a single aggregate function,
** * the aggregate function is either min() or max(), and
** * the argument to the aggregate function is a column value.
**
** 2. There is a single expression in the result set, and it is
** either min(x) or max(x), where x is a column reference.
** If all of the above are true, then WHERE_ORDERBY_MIN or WHERE_ORDERBY_MAX
** is returned as appropriate. Also, *ppMinMax is set to point to the
** list of arguments passed to the aggregate before returning.
**
** Or, if the conditions above are not met, *ppMinMax is set to 0 and
** WHERE_ORDERBY_NORMAL is returned.
*/
static u8 minMaxQuery(Select *p){
Expr *pExpr;
ExprList *pEList = p->pEList;
static u8 minMaxQuery(AggInfo *pAggInfo, ExprList **ppMinMax){
int eRet = WHERE_ORDERBY_NORMAL; /* Return value */
if( pEList->nExpr!=1 ) return WHERE_ORDERBY_NORMAL;
pExpr = pEList->a[0].pExpr;
if( pExpr->op!=TK_AGG_FUNCTION ) return 0;
if( NEVER(ExprHasProperty(pExpr, EP_xIsSelect)) ) return 0;
pEList = pExpr->x.pList;
if( pEList==0 || pEList->nExpr!=1 ) return 0;
if( pEList->a[0].pExpr->op!=TK_AGG_COLUMN ) return WHERE_ORDERBY_NORMAL;
assert( !ExprHasProperty(pExpr, EP_IntValue) );
if( sqlite3StrICmp(pExpr->u.zToken,"min")==0 ){
return WHERE_ORDERBY_MIN;
}else if( sqlite3StrICmp(pExpr->u.zToken,"max")==0 ){
return WHERE_ORDERBY_MAX;
*ppMinMax = 0;
if( pAggInfo->nFunc==1 ){
Expr *pExpr = pAggInfo->aFunc[0].pExpr; /* Aggregate function */
ExprList *pEList = pExpr->x.pList; /* Arguments to agg function */
assert( pExpr->op==TK_AGG_FUNCTION );
if( pEList && pEList->nExpr==1 && pEList->a[0].pExpr->op==TK_AGG_COLUMN ){
const char *zFunc = pExpr->u.zToken;
if( sqlite3StrICmp(zFunc, "min")==0 ){
eRet = WHERE_ORDERBY_MIN;
*ppMinMax = pEList;
}else if( sqlite3StrICmp(zFunc, "max")==0 ){
eRet = WHERE_ORDERBY_MAX;
*ppMinMax = pEList;
}
}
}
return WHERE_ORDERBY_NORMAL;
assert( *ppMinMax==0 || (*ppMinMax)->nExpr==1 );
return eRet;
}
/*
@ -3250,6 +3260,69 @@ int sqlite3IndexedByLookup(Parse *pParse, struct SrcList_item *pFrom){
}
return SQLITE_OK;
}
/*
** Detect compound SELECT statements that use an ORDER BY clause with
** an alternative collating sequence.
**
** SELECT ... FROM t1 EXCEPT SELECT ... FROM t2 ORDER BY .. COLLATE ...
**
** These are rewritten as a subquery:
**
** SELECT * FROM (SELECT ... FROM t1 EXCEPT SELECT ... FROM t2)
** ORDER BY ... COLLATE ...
**
** This transformation is necessary because the multiSelectOrderBy() routine
** above that generates the code for a compound SELECT with an ORDER BY clause
** uses a merge algorithm that requires the same collating sequence on the
** result columns as on the ORDER BY clause. See ticket
** http://www.sqlite.org/src/info/6709574d2a
**
** This transformation is only needed for EXCEPT, INTERSECT, and UNION.
** The UNION ALL operator works fine with multiSelectOrderBy() even when
** there are COLLATE terms in the ORDER BY.
*/
static int convertCompoundSelectToSubquery(Walker *pWalker, Select *p){
int i;
Select *pNew;
Select *pX;
sqlite3 *db;
struct ExprList_item *a;
SrcList *pNewSrc;
Parse *pParse;
Token dummy;
if( p->pPrior==0 ) return WRC_Continue;
if( p->pOrderBy==0 ) return WRC_Continue;
for(pX=p; pX && (pX->op==TK_ALL || pX->op==TK_SELECT); pX=pX->pPrior){}
if( pX==0 ) return WRC_Continue;
a = p->pOrderBy->a;
for(i=p->pOrderBy->nExpr-1; i>=0; i--){
if( a[i].pExpr->flags & EP_Collate ) break;
}
if( i<0 ) return WRC_Continue;
/* If we reach this point, that means the transformation is required. */
pParse = pWalker->pParse;
db = pParse->db;
pNew = sqlite3DbMallocZero(db, sizeof(*pNew) );
if( pNew==0 ) return WRC_Abort;
memset(&dummy, 0, sizeof(dummy));
pNewSrc = sqlite3SrcListAppendFromTerm(pParse,0,0,0,&dummy,pNew,0,0);
if( pNewSrc==0 ) return WRC_Abort;
*pNew = *p;
p->pSrc = pNewSrc;
p->pEList = sqlite3ExprListAppend(pParse, 0, sqlite3Expr(db, TK_ALL, 0));
p->op = TK_SELECT;
p->pWhere = 0;
pNew->pGroupBy = 0;
pNew->pHaving = 0;
pNew->pOrderBy = 0;
p->pPrior = 0;
pNew->pLimit = 0;
pNew->pOffset = 0;
return WRC_Continue;
}
/*
** This routine is a Walker callback for "expanding" a SELECT statement.
@ -3282,14 +3355,16 @@ static int selectExpander(Walker *pWalker, Select *p){
ExprList *pEList;
struct SrcList_item *pFrom;
sqlite3 *db = pParse->db;
Expr *pE, *pRight, *pExpr;
u16 selFlags = p->selFlags;
p->selFlags |= SF_Expanded;
if( db->mallocFailed ){
return WRC_Abort;
}
if( NEVER(p->pSrc==0) || (p->selFlags & SF_Expanded)!=0 ){
if( NEVER(p->pSrc==0) || (selFlags & SF_Expanded)!=0 ){
return WRC_Prune;
}
p->selFlags |= SF_Expanded;
pTabList = p->pSrc;
pEList = p->pEList;
@ -3332,6 +3407,12 @@ static int selectExpander(Walker *pWalker, Select *p){
assert( pFrom->pTab==0 );
pFrom->pTab = pTab = sqlite3LocateTableItem(pParse, 0, pFrom);
if( pTab==0 ) return WRC_Abort;
if( pTab->nRef==0xffff ){
sqlite3ErrorMsg(pParse, "too many references to \"%s\": max 65535",
pTab->zName);
pFrom->pTab = 0;
return WRC_Abort;
}
pTab->nRef++;
#if !defined(SQLITE_OMIT_VIEW) || !defined (SQLITE_OMIT_VIRTUALTABLE)
if( pTab->pSelect || IsVirtual(pTab) ){
@ -3367,7 +3448,7 @@ static int selectExpander(Walker *pWalker, Select *p){
** that need expanding.
*/
for(k=0; k<pEList->nExpr; k++){
Expr *pE = pEList->a[k].pExpr;
pE = pEList->a[k].pExpr;
if( pE->op==TK_ALL ) break;
assert( pE->op!=TK_DOT || pE->pRight!=0 );
assert( pE->op!=TK_DOT || (pE->pLeft!=0 && pE->pLeft->op==TK_ID) );
@ -3385,10 +3466,18 @@ static int selectExpander(Walker *pWalker, Select *p){
int longNames = (flags & SQLITE_FullColNames)!=0
&& (flags & SQLITE_ShortColNames)==0;
/* When processing FROM-clause subqueries, it is always the case
** that full_column_names=OFF and short_column_names=ON. The
** sqlite3ResultSetOfSelect() routine makes it so. */
assert( (p->selFlags & SF_NestedFrom)==0
|| ((flags & SQLITE_FullColNames)==0 &&
(flags & SQLITE_ShortColNames)!=0) );
for(k=0; k<pEList->nExpr; k++){
Expr *pE = a[k].pExpr;
assert( pE->op!=TK_DOT || pE->pRight!=0 );
if( pE->op!=TK_ALL && (pE->op!=TK_DOT || pE->pRight->op!=TK_ALL) ){
pE = a[k].pExpr;
pRight = pE->pRight;
assert( pE->op!=TK_DOT || pRight!=0 );
if( pE->op!=TK_ALL && (pE->op!=TK_DOT || pRight->op!=TK_ALL) ){
/* This particular expression does not need to be expanded.
*/
pNew = sqlite3ExprListAppend(pParse, pNew, a[k].pExpr);
@ -3403,32 +3492,43 @@ static int selectExpander(Walker *pWalker, Select *p){
/* This expression is a "*" or a "TABLE.*" and needs to be
** expanded. */
int tableSeen = 0; /* Set to 1 when TABLE matches */
char *zTName; /* text of name of TABLE */
char *zTName = 0; /* text of name of TABLE */
if( pE->op==TK_DOT ){
assert( pE->pLeft!=0 );
assert( !ExprHasProperty(pE->pLeft, EP_IntValue) );
zTName = pE->pLeft->u.zToken;
}else{
zTName = 0;
}
for(i=0, pFrom=pTabList->a; i<pTabList->nSrc; i++, pFrom++){
Table *pTab = pFrom->pTab;
Select *pSub = pFrom->pSelect;
char *zTabName = pFrom->zAlias;
const char *zSchemaName = 0;
int iDb;
if( zTabName==0 ){
zTabName = pTab->zName;
}
if( db->mallocFailed ) break;
if( zTName && sqlite3StrICmp(zTName, zTabName)!=0 ){
continue;
if( pSub==0 || (pSub->selFlags & SF_NestedFrom)==0 ){
pSub = 0;
if( zTName && sqlite3StrICmp(zTName, zTabName)!=0 ){
continue;
}
iDb = sqlite3SchemaToIndex(db, pTab->pSchema);
zSchemaName = iDb>=0 ? db->aDb[iDb].zName : "*";
}
tableSeen = 1;
for(j=0; j<pTab->nCol; j++){
Expr *pExpr, *pRight;
char *zName = pTab->aCol[j].zName;
char *zColname; /* The computed column name */
char *zToFree; /* Malloced string that needs to be freed */
Token sColname; /* Computed column name as a token */
assert( zName );
if( zTName && pSub
&& sqlite3MatchSpanName(pSub->pEList->a[j].zSpan, 0, zTName, 0)==0
){
continue;
}
/* If a column is marked as 'hidden' (currently only possible
** for virtual tables), do not include it in the expanded
** result-set list.
@ -3437,6 +3537,7 @@ static int selectExpander(Walker *pWalker, Select *p){
assert(IsVirtual(pTab));
continue;
}
tableSeen = 1;
if( i>0 && zTName==0 ){
if( (pFrom->jointype & JT_NATURAL)!=0
@ -3459,6 +3560,10 @@ static int selectExpander(Walker *pWalker, Select *p){
Expr *pLeft;
pLeft = sqlite3Expr(db, TK_ID, zTabName);
pExpr = sqlite3PExpr(pParse, TK_DOT, pLeft, pRight, 0);
if( zSchemaName ){
pLeft = sqlite3Expr(db, TK_ID, zSchemaName);
pExpr = sqlite3PExpr(pParse, TK_DOT, pLeft, pExpr, 0);
}
if( longNames ){
zColname = sqlite3MPrintf(db, "%s.%s", zTabName, zName);
zToFree = zColname;
@ -3470,6 +3575,18 @@ static int selectExpander(Walker *pWalker, Select *p){
sColname.z = zColname;
sColname.n = sqlite3Strlen30(zColname);
sqlite3ExprListSetName(pParse, pNew, &sColname, 0);
if( pNew && (p->selFlags & SF_NestedFrom)!=0 ){
struct ExprList_item *pX = &pNew->a[pNew->nExpr-1];
if( pSub ){
pX->zSpan = sqlite3DbStrDup(db, pSub->pEList->a[j].zSpan);
testcase( pX->zSpan==0 );
}else{
pX->zSpan = sqlite3MPrintf(db, "%s.%s.%s",
zSchemaName, zTabName, zColname);
testcase( pX->zSpan==0 );
}
pX->bSpanIsTab = 1;
}
sqlite3DbFree(db, zToFree);
}
}
@ -3522,10 +3639,13 @@ static int exprWalkNoop(Walker *NotUsed, Expr *NotUsed2){
*/
static void sqlite3SelectExpand(Parse *pParse, Select *pSelect){
Walker w;
w.xSelectCallback = selectExpander;
memset(&w, 0, sizeof(w));
w.xSelectCallback = convertCompoundSelectToSubquery;
w.xExprCallback = exprWalkNoop;
w.pParse = pParse;
sqlite3WalkSelect(&w, pSelect);
w.xSelectCallback = selectExpander;
sqlite3WalkSelect(&w, pSelect);
}
@ -3580,9 +3700,11 @@ static int selectAddSubqueryTypeInfo(Walker *pWalker, Select *p){
static void sqlite3SelectAddTypeInfo(Parse *pParse, Select *pSelect){
#ifndef SQLITE_OMIT_SUBQUERY
Walker w;
memset(&w, 0, sizeof(w));
w.xSelectCallback = selectAddSubqueryTypeInfo;
w.xExprCallback = exprWalkNoop;
w.pParse = pParse;
w.bSelectDepthFirst = 1;
sqlite3WalkSelect(&w, pSelect);
#endif
}
@ -3608,6 +3730,7 @@ void sqlite3SelectPrep(
sqlite3 *db;
if( NEVER(p==0) ) return;
db = pParse->db;
if( db->mallocFailed ) return;
if( p->selFlags & SF_HasTypeInfo ) return;
sqlite3SelectExpand(pParse, p);
if( pParse->nErr || db->mallocFailed ) return;
@ -3992,7 +4115,7 @@ int sqlite3Select(
pItem->addrFillSub = topAddr+1;
VdbeNoopComment((v, "materialize %s", pItem->pTab->zName));
if( pItem->isCorrelated==0 ){
/* If the subquery is no correlated and if we are not inside of
/* If the subquery is not correlated and if we are not inside of
** a trigger, then we only need to compute the value of the subquery
** once. */
onceAddr = sqlite3CodeOnce(pParse);
@ -4515,7 +4638,7 @@ int sqlite3Select(
** value of x, the only row required).
**
** A special flag must be passed to sqlite3WhereBegin() to slightly
** modify behaviour as follows:
** modify behavior as follows:
**
** + If the query is a "SELECT min(x)", then the loop coded by
** where.c should not iterate over any values with a NULL value
@ -4527,11 +4650,17 @@ int sqlite3Select(
** Refer to code and comments in where.c for details.
*/
ExprList *pMinMax = 0;
u8 flag = minMaxQuery(p);
u8 flag = WHERE_ORDERBY_NORMAL;
assert( p->pGroupBy==0 );
assert( flag==0 );
if( p->pHaving==0 ){
flag = minMaxQuery(&sAggInfo, &pMinMax);
}
assert( flag==0 || (pMinMax!=0 && pMinMax->nExpr==1) );
if( flag ){
assert( !ExprHasProperty(p->pEList->a[0].pExpr, EP_xIsSelect) );
assert( p->pEList->a[0].pExpr->x.pList->nExpr==1 );
pMinMax = sqlite3ExprListDup(db, p->pEList->a[0].pExpr->x.pList,0);
pMinMax = sqlite3ExprListDup(db, pMinMax, 0);
pDel = pMinMax;
if( pMinMax && !db->mallocFailed ){
pMinMax->a[0].sortOrder = flag!=WHERE_ORDERBY_MIN ?1:0;
@ -4687,7 +4816,10 @@ void sqlite3ExplainSelect(Vdbe *pVdbe, Select *p){
sqlite3ExplainPrintf(pVdbe, "(null-select)");
return;
}
while( p->pPrior ) p = p->pPrior;
while( p->pPrior ){
p->pPrior->pNext = p;
p = p->pPrior;
}
sqlite3ExplainPush(pVdbe);
while( p ){
explainOneSelect(pVdbe, p);

154
src/shell.c
View File

@ -90,7 +90,8 @@ static int enableTimer = 0;
#define IsDigit(X) isdigit((unsigned char)X)
#define ToLower(X) (char)tolower((unsigned char)X)
#if !defined(_WIN32) && !defined(WIN32) && !defined(_WRS_KERNEL)
#if !defined(_WIN32) && !defined(WIN32) && !defined(_WRS_KERNEL) \
&& !defined(__minux)
#include <sys/time.h>
#include <sys/resource.h>
@ -1525,17 +1526,55 @@ static void resolve_backslashes(char *z){
** Interpret zArg as a boolean value. Return either 0 or 1.
*/
static int booleanValue(char *zArg){
int val = atoi(zArg);
int j;
for(j=0; zArg[j]; j++){
zArg[j] = ToLower(zArg[j]);
int i;
for(i=0; zArg[i]>='0' && zArg[i]<='9'; i++){}
if( i>0 && zArg[i]==0 ) return atoi(zArg);
if( sqlite3_stricmp(zArg, "on")==0 || sqlite3_stricmp(zArg,"yes")==0 ){
return 1;
}
if( strcmp(zArg,"on")==0 ){
val = 1;
}else if( strcmp(zArg,"yes")==0 ){
val = 1;
if( sqlite3_stricmp(zArg, "off")==0 || sqlite3_stricmp(zArg,"no")==0 ){
return 0;
}
return val;
fprintf(stderr, "ERROR: Not a boolean value: \"%s\". Assuming \"no\".\n",
zArg);
return 0;
}
/*
** Interpret zArg as an integer value, possibly with suffixes.
*/
static sqlite3_int64 integerValue(const char *zArg){
sqlite3_int64 v = 0;
static const struct { char *zSuffix; int iMult; } aMult[] = {
{ "KiB", 1024 },
{ "MiB", 1024*1024 },
{ "GiB", 1024*1024*1024 },
{ "KB", 1000 },
{ "MB", 1000000 },
{ "GB", 1000000000 },
{ "K", 1000 },
{ "M", 1000000 },
{ "G", 1000000000 },
};
int i;
int isNeg = 0;
if( zArg[0]=='-' ){
isNeg = 1;
zArg++;
}else if( zArg[0]=='+' ){
zArg++;
}
while( isdigit(zArg[0]) ){
v = v*10 + zArg[0] - '0';
zArg++;
}
for(i=0; i<sizeof(aMult)/sizeof(aMult[0]); i++){
if( sqlite3_stricmp(aMult[i].zSuffix, zArg)==0 ){
v *= aMult[i].iMult;
break;
}
}
return isNeg? -v : v;
}
/*
@ -1623,24 +1662,50 @@ static int do_meta_command(char *zLine, struct callback_data *p){
if( nArg==0 ) return 0; /* no tokens, no error */
n = strlen30(azArg[0]);
c = azArg[0][0];
if( c=='b' && n>=3 && strncmp(azArg[0], "backup", n)==0 && nArg>1 && nArg<4){
const char *zDestFile;
const char *zDb;
if( c=='b' && n>=3 && strncmp(azArg[0], "backup", n)==0 ){
const char *zDestFile = 0;
const char *zDb = 0;
const char *zKey = 0;
sqlite3 *pDest;
sqlite3_backup *pBackup;
if( nArg==2 ){
zDestFile = azArg[1];
zDb = "main";
}else{
zDestFile = azArg[2];
zDb = azArg[1];
int j;
for(j=1; j<nArg; j++){
const char *z = azArg[j];
if( z[0]=='-' ){
while( z[0]=='-' ) z++;
if( strcmp(z,"key")==0 && j<nArg-1 ){
zKey = azArg[++j];
}else
{
fprintf(stderr, "unknown option: %s\n", azArg[j]);
return 1;
}
}else if( zDestFile==0 ){
zDestFile = azArg[j];
}else if( zDb==0 ){
zDb = zDestFile;
zDestFile = azArg[j];
}else{
fprintf(stderr, "too many arguments to .backup\n");
return 1;
}
}
if( zDestFile==0 ){
fprintf(stderr, "missing FILENAME argument on .backup\n");
return 1;
}
if( zDb==0 ) zDb = "main";
rc = sqlite3_open(zDestFile, &pDest);
if( rc!=SQLITE_OK ){
fprintf(stderr, "Error: cannot open \"%s\"\n", zDestFile);
sqlite3_close(pDest);
return 1;
}
#ifdef SQLITE_HAS_CODEC
sqlite3_key(pDest, zKey, (int)strlen(zKey));
#else
(void)zKey;
#endif
open_db(p);
pBackup = sqlite3_backup_init(pDest, "main", p->db, zDb);
if( pBackup==0 ){
@ -1742,7 +1807,8 @@ static int do_meta_command(char *zLine, struct callback_data *p){
p->echoOn = booleanValue(azArg[1]);
}else
if( c=='e' && strncmp(azArg[0], "exit", n)==0 && nArg==1 ){
if( c=='e' && strncmp(azArg[0], "exit", n)==0 ){
if( nArg>1 && (rc = atoi(azArg[1]))!=0 ) exit(rc);
rc = 2;
}else
@ -2212,8 +2278,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
" SELECT sql, type, tbl_name, name, rowid FROM sqlite_temp_master) "
"WHERE lower(tbl_name) LIKE shellstatic()"
" AND type!='meta' AND sql NOTNULL "
"ORDER BY substr(type,2,1), "
" CASE type WHEN 'view' THEN rowid ELSE name END",
"ORDER BY rowid",
callback, &data, &zErrMsg);
zShellStatic = 0;
}
@ -2224,8 +2289,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
" FROM sqlite_master UNION ALL"
" SELECT sql, type, tbl_name, name, rowid FROM sqlite_temp_master) "
"WHERE type!='meta' AND sql NOTNULL AND name NOT LIKE 'sqlite_%'"
"ORDER BY substr(type,2,1),"
" CASE type WHEN 'view' THEN rowid ELSE name END",
"ORDER BY rowid",
callback, &data, &zErrMsg
);
}
@ -2347,9 +2411,9 @@ static int do_meta_command(char *zLine, struct callback_data *p){
for(i=0; i<nPrintRow; i++){
for(j=i; j<nRow; j+=nPrintRow){
char *zSp = j<nPrintRow ? "" : " ";
printf("%s%-*s", zSp, maxlen, azResult[j] ? azResult[j] : "");
fprintf(p->out, "%s%-*s", zSp, maxlen, azResult[j] ? azResult[j] : "");
}
printf("\n");
fprintf(p->out, "\n");
}
}
for(ii=0; ii<nRow; ii++) sqlite3_free(azResult[ii]);
@ -2406,7 +2470,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
if( nArg==3 ){
int opt = (int)strtol(azArg[2], 0, 0);
rc = sqlite3_test_control(testctrl, p->db, opt);
printf("%d (0x%08x)\n", rc, rc);
fprintf(p->out, "%d (0x%08x)\n", rc, rc);
} else {
fprintf(stderr,"Error: testctrl %s takes a single int option\n",
azArg[1]);
@ -2419,7 +2483,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
case SQLITE_TESTCTRL_PRNG_RESET:
if( nArg==2 ){
rc = sqlite3_test_control(testctrl);
printf("%d (0x%08x)\n", rc, rc);
fprintf(p->out, "%d (0x%08x)\n", rc, rc);
} else {
fprintf(stderr,"Error: testctrl %s takes no options\n", azArg[1]);
}
@ -2428,9 +2492,9 @@ static int do_meta_command(char *zLine, struct callback_data *p){
/* sqlite3_test_control(int, uint) */
case SQLITE_TESTCTRL_PENDING_BYTE:
if( nArg==3 ){
unsigned int opt = (unsigned int)atoi(azArg[2]);
unsigned int opt = (unsigned int)integerValue(azArg[2]);
rc = sqlite3_test_control(testctrl, opt);
printf("%d (0x%08x)\n", rc, rc);
fprintf(p->out, "%d (0x%08x)\n", rc, rc);
} else {
fprintf(stderr,"Error: testctrl %s takes a single unsigned"
" int option\n", azArg[1]);
@ -2443,7 +2507,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
if( nArg==3 ){
int opt = atoi(azArg[2]);
rc = sqlite3_test_control(testctrl, opt);
printf("%d (0x%08x)\n", rc, rc);
fprintf(p->out, "%d (0x%08x)\n", rc, rc);
} else {
fprintf(stderr,"Error: testctrl %s takes a single int option\n",
azArg[1]);
@ -2456,7 +2520,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
if( nArg==3 ){
const char *opt = azArg[2];
rc = sqlite3_test_control(testctrl, opt);
printf("%d (0x%08x)\n", rc, rc);
fprintf(p->out, "%d (0x%08x)\n", rc, rc);
} else {
fprintf(stderr,"Error: testctrl %s takes a single char * option\n",
azArg[1]);
@ -2501,7 +2565,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
}else
if( c=='v' && strncmp(azArg[0], "version", n)==0 ){
printf("SQLite %s %s\n" /*extra-version-info*/,
fprintf(p->out, "SQLite %s %s\n" /*extra-version-info*/,
sqlite3_libversion(), sqlite3_sourceid());
}else
@ -2511,7 +2575,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
if( p->db ){
sqlite3_file_control(p->db, zDbName, SQLITE_FCNTL_VFSNAME, &zVfsName);
if( zVfsName ){
printf("%s\n", zVfsName);
fprintf(p->out, "%s\n", zVfsName);
sqlite3_free(zVfsName);
}
}
@ -2520,7 +2584,7 @@ static int do_meta_command(char *zLine, struct callback_data *p){
#if defined(SQLITE_DEBUG) && defined(SQLITE_ENABLE_WHERETRACE)
if( c=='w' && strncmp(azArg[0], "wheretrace", n)==0 ){
extern int sqlite3WhereTrace;
sqlite3WhereTrace = atoi(azArg[1]);
sqlite3WhereTrace = booleanValue(azArg[1]);
}else
#endif
@ -2706,6 +2770,10 @@ static int process_input(struct callback_data *p, FILE *in){
free(zSql);
zSql = 0;
nSql = 0;
}else if( zSql && _all_whitespace(zSql) ){
free(zSql);
zSql = 0;
nSql = 0;
}
}
if( zSql ){
@ -2841,6 +2909,7 @@ static const char zOptions[] =
" -interactive force interactive I/O\n"
" -line set output mode to 'line'\n"
" -list set output mode to 'list'\n"
" -mmap N default mmap size set to N\n"
#ifdef SQLITE_ENABLE_MULTIPLEX
" -multiplex enable the multiplexor VFS\n"
#endif
@ -2960,12 +3029,7 @@ int main(int argc, char **argv){
sqlite3_int64 szHeap;
zSize = cmdline_option_value(argc, argv, ++i);
szHeap = atoi(zSize);
for(j=0; (c = zSize[j])!=0; j++){
if( c=='M' ){ szHeap *= 1000000; break; }
if( c=='K' ){ szHeap *= 1000; break; }
if( c=='G' ){ szHeap *= 1000000000; break; }
}
szHeap = integerValue(zSize);
if( szHeap>0x7fff0000 ) szHeap = 0x7fff0000;
sqlite3_config(SQLITE_CONFIG_HEAP, malloc((int)szHeap), (int)szHeap, 64);
#endif
@ -2985,6 +3049,9 @@ int main(int argc, char **argv){
extern int sqlite3_multiple_initialize(const char*,int);
sqlite3_multiplex_initialize(0, 1);
#endif
}else if( strcmp(z,"-mmap")==0 ){
sqlite3_int64 sz = integerValue(cmdline_option_value(argc,argv,++i));
sqlite3_config(SQLITE_CONFIG_MMAP_SIZE, sz, sz);
}else if( strcmp(z,"-vfs")==0 ){
sqlite3_vfs *pVfs = sqlite3_vfs_find(cmdline_option_value(argc,argv,++i));
if( pVfs ){
@ -3070,6 +3137,8 @@ int main(int argc, char **argv){
stdin_is_interactive = 0;
}else if( strcmp(z,"-heap")==0 ){
i++;
}else if( strcmp(z,"-mmap")==0 ){
i++;
}else if( strcmp(z,"-vfs")==0 ){
i++;
#ifdef SQLITE_ENABLE_VFSTRACE
@ -3087,7 +3156,7 @@ int main(int argc, char **argv){
z = cmdline_option_value(argc,argv,++i);
if( z[0]=='.' ){
rc = do_meta_command(z, &data);
if( rc && bail_on_error ) return rc;
if( rc && bail_on_error ) return rc==2 ? 0 : rc;
}else{
open_db(&data);
rc = shell_exec(data.db, z, shell_callback, &data, &zErrMsg);
@ -3111,6 +3180,7 @@ int main(int argc, char **argv){
*/
if( zFirstCmd[0]=='.' ){
rc = do_meta_command(zFirstCmd, &data);
if( rc==2 ) rc = 0;
}else{
open_db(&data);
rc = shell_exec(data.db, zFirstCmd, shell_callback, &data, &zErrMsg);

131
src/sqlite.h.in
View File

@ -283,7 +283,7 @@ typedef sqlite_uint64 sqlite3_uint64;
** [sqlite3_blob_close | close] all [BLOB handles], and
** [sqlite3_backup_finish | finish] all [sqlite3_backup] objects associated
** with the [sqlite3] object prior to attempting to close the object. ^If
** sqlite3_close() is called on a [database connection] that still has
** sqlite3_close_v2() is called on a [database connection] that still has
** outstanding [prepared statements], [BLOB handles], and/or
** [sqlite3_backup] objects then it returns SQLITE_OK but the deallocation
** of resources is deferred until all [prepared statements], [BLOB handles],
@ -420,6 +420,8 @@ int sqlite3_exec(
#define SQLITE_FORMAT 24 /* Auxiliary database format error */
#define SQLITE_RANGE 25 /* 2nd parameter to sqlite3_bind out of range */
#define SQLITE_NOTADB 26 /* File opened that is not a database file */
#define SQLITE_NOTICE 27 /* Notifications from sqlite3_log() */
#define SQLITE_WARNING 28 /* Warnings from sqlite3_log() */
#define SQLITE_ROW 100 /* sqlite3_step() has another row ready */
#define SQLITE_DONE 101 /* sqlite3_step() has finished executing */
/* end-of-error-codes */
@ -470,6 +472,7 @@ int sqlite3_exec(
#define SQLITE_IOERR_SHMMAP (SQLITE_IOERR | (21<<8))
#define SQLITE_IOERR_SEEK (SQLITE_IOERR | (22<<8))
#define SQLITE_IOERR_DELETE_NOENT (SQLITE_IOERR | (23<<8))
#define SQLITE_IOERR_MMAP (SQLITE_IOERR | (24<<8))
#define SQLITE_LOCKED_SHAREDCACHE (SQLITE_LOCKED | (1<<8))
#define SQLITE_BUSY_RECOVERY (SQLITE_BUSY | (1<<8))
#define SQLITE_CANTOPEN_NOTEMPDIR (SQLITE_CANTOPEN | (1<<8))
@ -478,7 +481,19 @@ int sqlite3_exec(
#define SQLITE_CORRUPT_VTAB (SQLITE_CORRUPT | (1<<8))
#define SQLITE_READONLY_RECOVERY (SQLITE_READONLY | (1<<8))
#define SQLITE_READONLY_CANTLOCK (SQLITE_READONLY | (2<<8))
#define SQLITE_READONLY_ROLLBACK (SQLITE_READONLY | (3<<8))
#define SQLITE_ABORT_ROLLBACK (SQLITE_ABORT | (2<<8))
#define SQLITE_CONSTRAINT_CHECK (SQLITE_CONSTRAINT | (1<<8))
#define SQLITE_CONSTRAINT_COMMITHOOK (SQLITE_CONSTRAINT | (2<<8))
#define SQLITE_CONSTRAINT_FOREIGNKEY (SQLITE_CONSTRAINT | (3<<8))
#define SQLITE_CONSTRAINT_FUNCTION (SQLITE_CONSTRAINT | (4<<8))
#define SQLITE_CONSTRAINT_NOTNULL (SQLITE_CONSTRAINT | (5<<8))
#define SQLITE_CONSTRAINT_PRIMARYKEY (SQLITE_CONSTRAINT | (6<<8))
#define SQLITE_CONSTRAINT_TRIGGER (SQLITE_CONSTRAINT | (7<<8))
#define SQLITE_CONSTRAINT_UNIQUE (SQLITE_CONSTRAINT | (8<<8))
#define SQLITE_CONSTRAINT_VTAB (SQLITE_CONSTRAINT | (9<<8))
#define SQLITE_NOTICE_RECOVER_WAL (SQLITE_NOTICE | (1<<8))
#define SQLITE_NOTICE_RECOVER_ROLLBACK (SQLITE_NOTICE | (2<<8))
/*
** CAPI3REF: Flags For File Open Operations
@ -718,6 +733,9 @@ struct sqlite3_io_methods {
void (*xShmBarrier)(sqlite3_file*);
int (*xShmUnmap)(sqlite3_file*, int deleteFlag);
/* Methods above are valid for version 2 */
int (*xFetch)(sqlite3_file*, sqlite3_int64 iOfst, int iAmt, void **pp);
int (*xUnfetch)(sqlite3_file*, sqlite3_int64 iOfst, void *p);
/* Methods above are valid for version 3 */
/* Additional methods may be added in future releases */
};
@ -854,7 +872,8 @@ struct sqlite3_io_methods {
** it is able to override built-in [PRAGMA] statements.
**
** <li>[[SQLITE_FCNTL_BUSYHANDLER]]
** ^This file-control may be invoked by SQLite on the database file handle
** ^The [SQLITE_FCNTL_BUSYHANDLER]
** file-control may be invoked by SQLite on the database file handle
** shortly after it is opened in order to provide a custom VFS with access
** to the connections busy-handler callback. The argument is of type (void **)
** - an array of two (void *) values. The first (void *) actually points
@ -865,13 +884,24 @@ struct sqlite3_io_methods {
** current operation.
**
** <li>[[SQLITE_FCNTL_TEMPFILENAME]]
** ^Application can invoke this file-control to have SQLite generate a
** ^Application can invoke the [SQLITE_FCNTL_TEMPFILENAME] file-control
** to have SQLite generate a
** temporary filename using the same algorithm that is followed to generate
** temporary filenames for TEMP tables and other internal uses. The
** argument should be a char** which will be filled with the filename
** written into memory obtained from [sqlite3_malloc()]. The caller should
** invoke [sqlite3_free()] on the result to avoid a memory leak.
**
** <li>[[SQLITE_FCNTL_MMAP_SIZE]]
** The [SQLITE_FCNTL_MMAP_SIZE] file control is used to query or set the
** maximum number of bytes that will be used for memory-mapped I/O.
** The argument is a pointer to a value of type sqlite3_int64 that
** is an advisory maximum number of bytes in the file to memory map. The
** pointer is overwritten with the old value. The limit is not changed if
** the value originally pointed to is negative, and so the current limit
** can be queried by passing in a pointer to a negative number. This
** file-control is used internally to implement [PRAGMA mmap_size].
**
** </ul>
*/
#define SQLITE_FCNTL_LOCKSTATE 1
@ -890,6 +920,7 @@ struct sqlite3_io_methods {
#define SQLITE_FCNTL_PRAGMA 14
#define SQLITE_FCNTL_BUSYHANDLER 15
#define SQLITE_FCNTL_TEMPFILENAME 16
#define SQLITE_FCNTL_MMAP_SIZE 18
/*
** CAPI3REF: Mutex Handle
@ -1556,7 +1587,9 @@ struct sqlite3_mem_methods {
** page cache implementation into that object.)^ </dd>
**
** [[SQLITE_CONFIG_LOG]] <dt>SQLITE_CONFIG_LOG</dt>
** <dd> ^The SQLITE_CONFIG_LOG option takes two arguments: a pointer to a
** <dd> The SQLITE_CONFIG_LOG option is used to configure the SQLite
** global [error log].
** (^The SQLITE_CONFIG_LOG option takes two arguments: a pointer to a
** function with a call signature of void(*)(void*,int,const char*),
** and a pointer to void. ^If the function pointer is not NULL, it is
** invoked by [sqlite3_log()] to process each logging event. ^If the
@ -1602,12 +1635,12 @@ struct sqlite3_mem_methods {
** <dt>SQLITE_CONFIG_PCACHE and SQLITE_CONFIG_GETPCACHE
** <dd> These options are obsolete and should not be used by new code.
** They are retained for backwards compatibility but are now no-ops.
** </dl>
** </dd>
**
** [[SQLITE_CONFIG_SQLLOG]]
** <dt>SQLITE_CONFIG_SQLLOG
** <dd>This option is only available if sqlite is compiled with the
** SQLITE_ENABLE_SQLLOG pre-processor macro defined. The first argument should
** [SQLITE_ENABLE_SQLLOG] pre-processor macro defined. The first argument should
** be a pointer to a function of type void(*)(void*,sqlite3*,const char*, int).
** The second should be of type (void*). The callback is invoked by the library
** in three separate circumstances, identified by the value passed as the
@ -1617,7 +1650,23 @@ struct sqlite3_mem_methods {
** fourth parameter is 1, then the SQL statement that the third parameter
** points to has just been executed. Or, if the fourth parameter is 2, then
** the connection being passed as the second parameter is being closed. The
** third parameter is passed NULL In this case.
** third parameter is passed NULL In this case. An example of using this
** configuration option can be seen in the "test_sqllog.c" source file in
** the canonical SQLite source tree.</dd>
**
** [[SQLITE_CONFIG_MMAP_SIZE]]
** <dt>SQLITE_CONFIG_MMAP_SIZE
** <dd>SQLITE_CONFIG_MMAP_SIZE takes two 64-bit integer (sqlite3_int64) values
** that are the default mmap size limit (the default setting for
** [PRAGMA mmap_size]) and the maximum allowed mmap size limit.
** The default setting can be overridden by each database connection using
** either the [PRAGMA mmap_size] command, or by using the
** [SQLITE_FCNTL_MMAP_SIZE] file control. The maximum allowed mmap size
** cannot be changed at run-time. Nor may the maximum allowed mmap size
** exceed the compile-time maximum mmap size set by the
** [SQLITE_MAX_MMAP_SIZE] compile-time option.
** If either argument to this option is negative, then that argument is
** changed to its compile-time default.
** </dl>
*/
#define SQLITE_CONFIG_SINGLETHREAD 1 /* nil */
@ -1641,6 +1690,7 @@ struct sqlite3_mem_methods {
#define SQLITE_CONFIG_GETPCACHE2 19 /* sqlite3_pcache_methods2* */
#define SQLITE_CONFIG_COVERING_INDEX_SCAN 20 /* int */
#define SQLITE_CONFIG_SQLLOG 21 /* xSqllog, void* */
#define SQLITE_CONFIG_MMAP_SIZE 22 /* sqlite3_int64, sqlite3_int64 */
/*
** CAPI3REF: Database Connection Configuration Options
@ -2474,6 +2524,9 @@ int sqlite3_set_authorizer(
** as each triggered subprogram is entered. The callbacks for triggers
** contain a UTF-8 SQL comment that identifies the trigger.)^
**
** The [SQLITE_TRACE_SIZE_LIMIT] compile-time option can be used to limit
** the length of [bound parameter] expansion in the output of sqlite3_trace().
**
** ^The callback function registered by sqlite3_profile() is invoked
** as each SQL statement finishes. ^The profile callback contains
** the original statement text and an estimate of wall-clock time
@ -2665,7 +2718,7 @@ void sqlite3_progress_handler(sqlite3*, int, int(*)(void*), void*);
** sqlite3_open_v2(). ^Setting the cache parameter to "private" is
** equivalent to setting the SQLITE_OPEN_PRIVATECACHE bit.
** ^If sqlite3_open_v2() is used and the "cache" parameter is present in
** a URI filename, its value overrides any behaviour requested by setting
** a URI filename, its value overrides any behavior requested by setting
** SQLITE_OPEN_PRIVATECACHE or SQLITE_OPEN_SHAREDCACHE flag.
** </ul>
**
@ -3012,7 +3065,8 @@ int sqlite3_limit(sqlite3*, int id, int newVal);
** <li>
** ^If the database schema changes, instead of returning [SQLITE_SCHEMA] as it
** always used to do, [sqlite3_step()] will automatically recompile the SQL
** statement and try to run it again.
** statement and try to run it again. As many as [SQLITE_MAX_SCHEMA_RETRY]
** retries will occur before sqlite3_step() gives up and returns an error.
** </li>
**
** <li>
@ -3216,6 +3270,9 @@ typedef struct sqlite3_context sqlite3_context;
** parameter [SQLITE_LIMIT_VARIABLE_NUMBER] (default value: 999).
**
** ^The third argument is the value to bind to the parameter.
** ^If the third parameter to sqlite3_bind_text() or sqlite3_bind_text16()
** or sqlite3_bind_blob() is a NULL pointer then the fourth parameter
** is ignored and the end result is the same as sqlite3_bind_null().
**
** ^(In those routines that have a fourth argument, its value is the
** number of bytes in the parameter. To be clear: the value is the
@ -3983,7 +4040,8 @@ SQLITE_DEPRECATED int sqlite3_expired(sqlite3_stmt*);
SQLITE_DEPRECATED int sqlite3_transfer_bindings(sqlite3_stmt*, sqlite3_stmt*);
SQLITE_DEPRECATED int sqlite3_global_recover(void);
SQLITE_DEPRECATED void sqlite3_thread_cleanup(void);
SQLITE_DEPRECATED int sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int),void*,sqlite3_int64);
SQLITE_DEPRECATED int sqlite3_memory_alarm(void(*)(void*,sqlite3_int64,int),
void*,sqlite3_int64);
#endif
/*
@ -4063,14 +4121,17 @@ int sqlite3_value_numeric_type(sqlite3_value*);
** In those cases, sqlite3_aggregate_context() might be called for the
** first time from within xFinal().)^
**
** ^The sqlite3_aggregate_context(C,N) routine returns a NULL pointer if N is
** less than or equal to zero or if a memory allocate error occurs.
** ^The sqlite3_aggregate_context(C,N) routine returns a NULL pointer
** when first called if N is less than or equal to zero or if a memory
** allocate error occurs.
**
** ^(The amount of space allocated by sqlite3_aggregate_context(C,N) is
** determined by the N parameter on first successful call. Changing the
** value of N in subsequent call to sqlite3_aggregate_context() within
** the same aggregate function instance will not resize the memory
** allocation.)^
** allocation.)^ Within the xFinal callback, it is customary to set
** N=0 in calls to sqlite3_aggregate_context(C,N) so that no
** pointless memory allocations occur.
**
** ^SQLite automatically frees the memory allocated by
** sqlite3_aggregate_context() when the aggregate query concludes.
@ -4168,7 +4229,7 @@ void sqlite3_set_auxdata(sqlite3_context*, int N, void*, void (*)(void*));
** the content before returning.
**
** The typedef is necessary to work around problems in certain
** C++ compilers. See ticket #2191.
** C++ compilers.
*/
typedef void (*sqlite3_destructor_type)(void*);
#define SQLITE_STATIC ((sqlite3_destructor_type)0)
@ -4967,11 +5028,20 @@ int sqlite3_table_column_metadata(
** ^This interface loads an SQLite extension library from the named file.
**
** ^The sqlite3_load_extension() interface attempts to load an
** SQLite extension library contained in the file zFile.
** [SQLite extension] library contained in the file zFile. If
** the file cannot be loaded directly, attempts are made to load
** with various operating-system specific extensions added.
** So for example, if "samplelib" cannot be loaded, then names like
** "samplelib.so" or "samplelib.dylib" or "samplelib.dll" might
** be tried also.
**
** ^The entry point is zProc.
** ^zProc may be 0, in which case the name of the entry point
** defaults to "sqlite3_extension_init".
** ^(zProc may be 0, in which case SQLite will try to come up with an
** entry point name on its own. It first tries "sqlite3_extension_init".
** If that does not work, it constructs a name "sqlite3_X_init" where the
** X is consists of the lower-case equivalent of all ASCII alphabetic
** characters in the filename from the last "/" to the first following
** "." and omitting any initial "lib".)^
** ^The sqlite3_load_extension() interface returns
** [SQLITE_OK] on success and [SQLITE_ERROR] if something goes wrong.
** ^If an error occurs and pzErrMsg is not 0, then the
@ -4997,11 +5067,11 @@ int sqlite3_load_extension(
** CAPI3REF: Enable Or Disable Extension Loading
**
** ^So as not to open security holes in older applications that are
** unprepared to deal with extension loading, and as a means of disabling
** extension loading while evaluating user-entered SQL, the following API
** unprepared to deal with [extension loading], and as a means of disabling
** [extension loading] while evaluating user-entered SQL, the following API
** is provided to turn the [sqlite3_load_extension()] mechanism on and off.
**
** ^Extension loading is off by default. See ticket #1863.
** ^Extension loading is off by default.
** ^Call the sqlite3_enable_load_extension() routine with onoff==1
** to turn extension loading on and call it with onoff==0 to turn
** it back off again.
@ -5013,7 +5083,7 @@ int sqlite3_enable_load_extension(sqlite3 *db, int onoff);
**
** ^This interface causes the xEntryPoint() function to be invoked for
** each new [database connection] that is created. The idea here is that
** xEntryPoint() is the entry point for a statically linked SQLite extension
** xEntryPoint() is the entry point for a statically linked [SQLite extension]
** that is to be automatically loaded into all new database connections.
**
** ^(Even though the function prototype shows that xEntryPoint() takes
@ -6364,7 +6434,7 @@ struct sqlite3_pcache_page {
** parameter to help it determined what action to take:
**
** <table border=1 width=85% align=center>
** <tr><th> createFlag <th> Behaviour when page is not already in cache
** <tr><th> createFlag <th> Behavior when page is not already in cache
** <tr><td> 0 <td> Do not allocate a new page. Return NULL.
** <tr><td> 1 <td> Allocate a new page if it easy and convenient to do so.
** Otherwise return NULL.
@ -6793,10 +6863,25 @@ int sqlite3_unlock_notify(
int sqlite3_stricmp(const char *, const char *);
int sqlite3_strnicmp(const char *, const char *, int);
/*
** CAPI3REF: String Globbing
*
** ^The [sqlite3_strglob(P,X)] interface returns zero if string X matches
** the glob pattern P, and it returns non-zero if string X does not match
** the glob pattern P. ^The definition of glob pattern matching used in
** [sqlite3_strglob(P,X)] is the same as for the "X GLOB P" operator in the
** SQL dialect used by SQLite. ^The sqlite3_strglob(P,X) function is case
** sensitive.
**
** Note that this routine returns zero on a match and non-zero if the strings
** do not match, the same as [sqlite3_stricmp()] and [sqlite3_strnicmp()].
*/
int sqlite3_strglob(const char *zGlob, const char *zStr);
/*
** CAPI3REF: Error Logging Interface
**
** ^The [sqlite3_log()] interface writes a message into the error log
** ^The [sqlite3_log()] interface writes a message into the [error log]
** established by the [SQLITE_CONFIG_LOG] option to [sqlite3_config()].
** ^If logging is enabled, the zFormat string and subsequent arguments are
** used with [sqlite3_snprintf()] to generate the final output string.

41
src/sqlite3ext.h
View File

@ -236,6 +236,20 @@ struct sqlite3_api_routines {
int (*blob_reopen)(sqlite3_blob*,sqlite3_int64);
int (*vtab_config)(sqlite3*,int op,...);
int (*vtab_on_conflict)(sqlite3*);
/* Version 3.7.16 and later */
int (*close_v2)(sqlite3*);
const char *(*db_filename)(sqlite3*,const char*);
int (*db_readonly)(sqlite3*,const char*);
int (*db_release_memory)(sqlite3*);
const char *(*errstr)(int);
int (*stmt_busy)(sqlite3_stmt*);
int (*stmt_readonly)(sqlite3_stmt*);
int (*stricmp)(const char*,const char*);
int (*uri_boolean)(const char*,const char*,int);
sqlite3_int64 (*uri_int64)(const char*,const char*,sqlite3_int64);
const char *(*uri_parameter)(const char*,const char*);
char *(*vsnprintf)(int,char*,const char*,va_list);
int (*wal_checkpoint_v2)(sqlite3*,const char*,int,int*,int*);
};
/*
@ -439,9 +453,32 @@ struct sqlite3_api_routines {
#define sqlite3_blob_reopen sqlite3_api->blob_reopen
#define sqlite3_vtab_config sqlite3_api->vtab_config
#define sqlite3_vtab_on_conflict sqlite3_api->vtab_on_conflict
/* Version 3.7.16 and later */
#define sqlite3_close_v2 sqlite3_api->close_v2
#define sqlite3_db_filename sqlite3_api->db_filename
#define sqlite3_db_readonly sqlite3_api->db_readonly
#define sqlite3_db_release_memory sqlite3_api->db_release_memory
#define sqlite3_errstr sqlite3_api->errstr
#define sqlite3_stmt_busy sqlite3_api->stmt_busy
#define sqlite3_stmt_readonly sqlite3_api->stmt_readonly
#define sqlite3_stricmp sqlite3_api->stricmp
#define sqlite3_uri_boolean sqlite3_api->uri_boolean
#define sqlite3_uri_int64 sqlite3_api->uri_int64
#define sqlite3_uri_parameter sqlite3_api->uri_parameter
#define sqlite3_uri_vsnprintf sqlite3_api->vsnprintf
#define sqlite3_wal_checkpoint_v2 sqlite3_api->wal_checkpoint_v2
#endif /* SQLITE_CORE */
#define SQLITE_EXTENSION_INIT1 const sqlite3_api_routines *sqlite3_api = 0;
#define SQLITE_EXTENSION_INIT2(v) sqlite3_api = v;
#ifndef SQLITE_CORE
/* This case when the file really is being compiled as a loadable
** extension */
# define SQLITE_EXTENSION_INIT1 const sqlite3_api_routines *sqlite3_api=0;
# define SQLITE_EXTENSION_INIT2(v) sqlite3_api=v;
#else
/* This case when the file is being statically linked into the
** application */
# define SQLITE_EXTENSION_INIT1 /*no-op*/
# define SQLITE_EXTENSION_INIT2(v) (void)v; /* unused parameter */
#endif
#endif /* _SQLITE3EXT_H_ */

153
src/sqliteInt.h
View File

@ -66,6 +66,10 @@
# define _GNU_SOURCE
#endif
#if defined(__OpenBSD__) && !defined(_BSD_SOURCE)
# define _BSD_SOURCE
#endif
/*
** Include standard header files as necessary
*/
@ -118,11 +122,11 @@
** We support that for legacy.
*/
#if !defined(SQLITE_THREADSAFE)
#if defined(THREADSAFE)
# define SQLITE_THREADSAFE THREADSAFE
#else
# define SQLITE_THREADSAFE 1 /* IMP: R-07272-22309 */
#endif
# if defined(THREADSAFE)
# define SQLITE_THREADSAFE THREADSAFE
# else
# define SQLITE_THREADSAFE 1 /* IMP: R-07272-22309 */
# endif
#endif
/*
@ -200,7 +204,8 @@
**
** See also ticket #2741.
*/
#if !defined(_XOPEN_SOURCE) && !defined(__DARWIN__) && !defined(__APPLE__) && SQLITE_THREADSAFE
#if !defined(_XOPEN_SOURCE) && !defined(__DARWIN__) \
&& !defined(__APPLE__) && SQLITE_THREADSAFE
# define _XOPEN_SOURCE 500 /* Needed to enable pthread recursive mutexes */
#endif
@ -387,6 +392,7 @@
*/
#ifndef SQLITE_TEMP_STORE
# define SQLITE_TEMP_STORE 1
# define SQLITE_TEMP_STORE_xc 1 /* Exclude from ctime.c */
#endif
/*
@ -534,6 +540,49 @@ extern const int sqlite3one;
# define EIGHT_BYTE_ALIGNMENT(X) ((((char*)(X) - (char*)0)&7)==0)
#endif
/*
** Disable MMAP on platforms where it is known to not work
*/
#if defined(__OpenBSD__) || defined(__QNXNTO__)
# undef SQLITE_MAX_MMAP_SIZE
# define SQLITE_MAX_MMAP_SIZE 0
#endif
/*
** Default maximum size of memory used by memory-mapped I/O in the VFS
*/
#ifdef __APPLE__
# include <TargetConditionals.h>
# if TARGET_OS_IPHONE
# undef SQLITE_MAX_MMAP_SIZE
# define SQLITE_MAX_MMAP_SIZE 0
# endif
#endif
#ifndef SQLITE_MAX_MMAP_SIZE
# if defined(__linux__) \
|| defined(_WIN32) \
|| (defined(__APPLE__) && defined(__MACH__)) \
|| defined(__sun)
# define SQLITE_MAX_MMAP_SIZE 0x7fff0000 /* 2147418112 */
# else
# define SQLITE_MAX_MMAP_SIZE 0
# endif
# define SQLITE_MAX_MMAP_SIZE_xc 1 /* exclude from ctime.c */
#endif
/*
** The default MMAP_SIZE is zero on all platforms. Or, even if a larger
** default MMAP_SIZE is specified at compile-time, make sure that it does
** not exceed the maximum mmap size.
*/
#ifndef SQLITE_DEFAULT_MMAP_SIZE
# define SQLITE_DEFAULT_MMAP_SIZE 0
# define SQLITE_DEFAULT_MMAP_SIZE_xc 1 /* Exclude from ctime.c */
#endif
#if SQLITE_DEFAULT_MMAP_SIZE>SQLITE_MAX_MMAP_SIZE
# undef SQLITE_DEFAULT_MMAP_SIZE
# define SQLITE_DEFAULT_MMAP_SIZE SQLITE_MAX_MMAP_SIZE
#endif
/*
** An instance of the following structure is used to store the busy-handler
@ -575,6 +624,11 @@ struct BusyHandler {
*/
#define ArraySize(X) ((int)(sizeof(X)/sizeof(X[0])))
/*
** Determine if the argument is a power of two
*/
#define IsPowerOfTwo(X) (((X)&((X)-1))==0)
/*
** The following value as a destructor means to use sqlite3DbFree().
** The sqlite3DbFree() routine requires two parameters instead of the
@ -824,6 +878,7 @@ struct sqlite3 {
int nDb; /* Number of backends currently in use */
int flags; /* Miscellaneous flags. See below */
i64 lastRowid; /* ROWID of most recent insert (see above) */
i64 szMmap; /* Default mmap_size setting */
unsigned int openFlags; /* Flags passed to sqlite3_vfs.xOpen() */
int errCode; /* Most recent error code (SQLITE_*) */
int errMask; /* & result codes with this before returning */
@ -944,7 +999,7 @@ struct sqlite3 {
#define SQLITE_SqlTrace 0x00000040 /* Debug print SQL as it executes */
#define SQLITE_VdbeListing 0x00000080 /* Debug listings of VDBE programs */
#define SQLITE_WriteSchema 0x00000100 /* OK to update SQLITE_MASTER */
/* 0x00000200 Unused */
#define SQLITE_VdbeAddopTrace 0x00000200 /* Trace sqlite3VdbeAddOp() calls */
#define SQLITE_IgnoreChecks 0x00000400 /* Do not enforce check constraints */
#define SQLITE_ReadUncommitted 0x0000800 /* For shared-cache mode */
#define SQLITE_LegacyFileFmt 0x00001000 /* Create new databases in format 1 */
@ -973,6 +1028,7 @@ struct sqlite3 {
#define SQLITE_CoverIdxScan 0x0040 /* Covering index scans */
#define SQLITE_OrderByIdxJoin 0x0080 /* ORDER BY of joins via index */
#define SQLITE_SubqCoroutine 0x0100 /* Evaluate subqueries as coroutines */
#define SQLITE_Transitive 0x0200 /* Transitive constraints */
#define SQLITE_AllOpts 0xffff /* All optimizations */
/*
@ -1484,20 +1540,20 @@ struct UnpackedRecord {
** element.
*/
struct Index {
char *zName; /* Name of this index */
int *aiColumn; /* Which columns are used by this index. 1st is 0 */
tRowcnt *aiRowEst; /* Result of ANALYZE: Est. rows selected by each column */
Table *pTable; /* The SQL table being indexed */
char *zColAff; /* String defining the affinity of each column */
Index *pNext; /* The next index associated with the same table */
Schema *pSchema; /* Schema containing this index */
u8 *aSortOrder; /* Array of size Index.nColumn. True==DESC, False==ASC */
char **azColl; /* Array of collation sequence names for index */
int nColumn; /* Number of columns in the table used by this index */
int tnum; /* Page containing root of this index in database file */
u8 onError; /* OE_Abort, OE_Ignore, OE_Replace, or OE_None */
u8 autoIndex; /* True if is automatically created (ex: by UNIQUE) */
u8 bUnordered; /* Use this index for == or IN queries only */
char *zName; /* Name of this index */
int *aiColumn; /* Which columns are used by this index. 1st is 0 */
tRowcnt *aiRowEst; /* From ANALYZE: Est. rows selected by each column */
Table *pTable; /* The SQL table being indexed */
char *zColAff; /* String defining the affinity of each column */
Index *pNext; /* The next index associated with the same table */
Schema *pSchema; /* Schema containing this index */
u8 *aSortOrder; /* for each column: True==DESC, False==ASC */
char **azColl; /* Array of collation sequence names for index */
int tnum; /* DB Page containing root of this index */
u16 nColumn; /* Number of columns in table used by this index */
u8 onError; /* OE_Abort, OE_Ignore, OE_Replace, or OE_None */
unsigned autoIndex:2; /* 1==UNIQUE, 2==PRIMARY KEY, 0==CREATE INDEX */
unsigned bUnordered:1; /* Use this index for == or IN queries only */
#ifdef SQLITE_ENABLE_STAT3
int nSample; /* Number of elements in aSample[] */
tRowcnt avgEq; /* Average nEq value for key values not in aSample */
@ -1771,18 +1827,27 @@ struct Expr {
** list of "ID = expr" items in an UPDATE. A list of expressions can
** also be used as the argument to a function, in which case the a.zName
** field is not used.
**
** By default the Expr.zSpan field holds a human-readable description of
** the expression that is used in the generation of error messages and
** column labels. In this case, Expr.zSpan is typically the text of a
** column expression as it exists in a SELECT statement. However, if
** the bSpanIsTab flag is set, then zSpan is overloaded to mean the name
** of the result column in the form: DATABASE.TABLE.COLUMN. This later
** form is used for name resolution with nested FROM clauses.
*/
struct ExprList {
int nExpr; /* Number of expressions on the list */
int iECursor; /* VDBE Cursor associated with this ExprList */
struct ExprList_item { /* For each expression in the list */
Expr *pExpr; /* The list of expressions */
char *zName; /* Token associated with this expression */
char *zSpan; /* Original text of the expression */
u8 sortOrder; /* 1 for DESC or 0 for ASC */
u8 done; /* A flag to indicate when processing is finished */
u16 iOrderByCol; /* For ORDER BY, column number in result set */
u16 iAlias; /* Index into Parse.aAlias[] for zName */
Expr *pExpr; /* The list of expressions */
char *zName; /* Token associated with this expression */
char *zSpan; /* Original text of the expression */
u8 sortOrder; /* 1 for DESC or 0 for ASC */
unsigned done :1; /* A flag to indicate when processing is finished */
unsigned bSpanIsTab :1; /* zSpan holds DB.TABLE.COLUMN */
u16 iOrderByCol; /* For ORDER BY, column number in result set */
u16 iAlias; /* Index into Parse.aAlias[] for zName */
} *a; /* Alloc a power of two greater or equal to nExpr */
};
@ -1950,6 +2015,7 @@ struct WhereLevel {
struct InLoop {
int iCur; /* The VDBE cursor used by this IN operator */
int addrInTop; /* Top of the IN loop */
u8 eEndLoopOp; /* IN Loop terminator. OP_Next or OP_Prev */
} *aInLoop; /* Information about each nested IN operator */
} in; /* Used when plan.wsFlags&WHERE_IN_ABLE */
Index *pCovidx; /* Possible covering index for WHERE_MULTI_OR */
@ -2049,6 +2115,8 @@ struct NameContext {
#define NC_HasAgg 0x02 /* One or more aggregate functions seen */
#define NC_IsCheck 0x04 /* True if resolving names in a CHECK constraint */
#define NC_InAggFunc 0x08 /* True if analyzing arguments to an agg func */
#define NC_AsMaybe 0x10 /* Resolve to AS terms of the result set only
** if no other resolution is available */
/*
** An instance of the following structure contains all information
@ -2102,6 +2170,7 @@ struct Select {
#define SF_UseSorter 0x0040 /* Sort using a sorter */
#define SF_Values 0x0080 /* Synthesized from VALUES clause */
#define SF_Materialize 0x0100 /* Force materialization of views */
#define SF_NestedFrom 0x0200 /* Part of a parenthesized FROM clause */
/*
@ -2483,6 +2552,8 @@ struct Sqlite3Config {
void *pHeap; /* Heap storage space */
int nHeap; /* Size of pHeap[] */
int mnReq, mxReq; /* Min and max heap requests sizes */
sqlite3_int64 szMmap; /* mmap() space per open file */
sqlite3_int64 mxMmap; /* Maximum value for szMmap */
void *pScratch; /* Scratch memory */
int szScratch; /* Size of each scratch buffer */
int nScratch; /* Number of scratch buffers */
@ -2517,6 +2588,7 @@ struct Walker {
int (*xSelectCallback)(Walker*,Select*); /* Callback for SELECTs */
Parse *pParse; /* Parser context. */
int walkerDepth; /* Number of subqueries */
u8 bSelectDepthFirst; /* Do subqueries first */
union { /* Extra data for callback */
NameContext *pNC; /* Naming context */
int i; /* Integer value */
@ -2814,13 +2886,13 @@ Index *sqlite3CreateIndex(Parse*,Token*,Token*,SrcList*,ExprList*,int,Token*,
void sqlite3DropIndex(Parse*, SrcList*, int);
int sqlite3Select(Parse*, Select*, SelectDest*);
Select *sqlite3SelectNew(Parse*,ExprList*,SrcList*,Expr*,ExprList*,
Expr*,ExprList*,int,Expr*,Expr*);
Expr*,ExprList*,u16,Expr*,Expr*);
void sqlite3SelectDelete(sqlite3*, Select*);
Table *sqlite3SrcListLookup(Parse*, SrcList*);
int sqlite3IsReadOnly(Parse*, Table*, int);
void sqlite3OpenTable(Parse*, int iCur, int iDb, Table*, int);
#if defined(SQLITE_ENABLE_UPDATE_DELETE_LIMIT) && !defined(SQLITE_OMIT_SUBQUERY)
Expr *sqlite3LimitWhere(Parse *, SrcList *, Expr *, ExprList *, Expr *, Expr *, char *);
Expr *sqlite3LimitWhere(Parse*,SrcList*,Expr*,ExprList*,Expr*,Expr*,char*);
#endif
void sqlite3DeleteFrom(Parse*, SrcList*, Expr*);
void sqlite3Update(Parse*, SrcList*, ExprList*, Expr*, int);
@ -2888,7 +2960,7 @@ int sqlite3OpenTableAndIndices(Parse*, Table*, int, int);
void sqlite3BeginWriteOperation(Parse*, int, int);
void sqlite3MultiWrite(Parse*);
void sqlite3MayAbort(Parse*);
void sqlite3HaltConstraint(Parse*, int, char*, int);
void sqlite3HaltConstraint(Parse*, int, int, char*, int);
Expr *sqlite3ExprDup(sqlite3*,Expr*,int);
ExprList *sqlite3ExprListDup(sqlite3*,ExprList*,int);
SrcList *sqlite3SrcListDup(sqlite3*,SrcList*,int);
@ -3001,8 +3073,11 @@ int sqlite3VarintLen(u64 v);
** x = putVarint32( A, B );
**
*/
#define getVarint32(A,B) (u8)((*(A)<(u8)0x80) ? ((B) = (u32)*(A)),1 : sqlite3GetVarint32((A), (u32 *)&(B)))
#define putVarint32(A,B) (u8)(((u32)(B)<(u32)0x80) ? (*(A) = (unsigned char)(B)),1 : sqlite3PutVarint32((A), (B)))
#define getVarint32(A,B) \
(u8)((*(A)<(u8)0x80)?((B)=(u32)*(A)),1:sqlite3GetVarint32((A),(u32 *)&(B)))
#define putVarint32(A,B) \
(u8)(((u32)(B)<(u32)0x80)?(*(A)=(unsigned char)(B)),1:\
sqlite3PutVarint32((A),(B)))
#define getVarint sqlite3GetVarint
#define putVarint sqlite3PutVarint
@ -3017,6 +3092,12 @@ void sqlite3Error(sqlite3*, int, const char*,...);
void *sqlite3HexToBlob(sqlite3*, const char *z, int n);
u8 sqlite3HexToInt(int h);
int sqlite3TwoPartName(Parse *, Token *, Token *, Token **);
#if defined(SQLITE_DEBUG) || defined(SQLITE_TEST) || \
defined(SQLITE_DEBUG_OS_TRACE)
const char *sqlite3ErrName(int);
#endif
const char *sqlite3ErrStr(int);
int sqlite3ReadSchema(Parse *pParse);
CollSeq *sqlite3FindCollSeq(sqlite3*,u8 enc, const char*,int);
@ -3071,6 +3152,7 @@ void sqlite3NestedParse(Parse*, const char*, ...);
void sqlite3ExpirePreparedStatements(sqlite3*);
int sqlite3CodeSubselect(Parse *, Expr *, int, int);
void sqlite3SelectPrep(Parse*, Select*, NameContext*);
int sqlite3MatchSpanName(const char*, const char*, const char*, const char*);
int sqlite3ResolveExprNames(NameContext*, Expr*);
void sqlite3ResolveSelectNames(Parse*, Select*, NameContext*);
int sqlite3ResolveOrderGroupBy(Parse*, Select*, ExprList*, const char*);
@ -3209,8 +3291,10 @@ const char *sqlite3JournalModename(int);
#endif
#ifndef SQLITE_OMIT_FOREIGN_KEY
void sqlite3FkDelete(sqlite3 *, Table*);
int sqlite3FkLocateIndex(Parse*,Table*,FKey*,Index**,int**);
#else
#define sqlite3FkDelete(a,b)
#define sqlite3FkLocateIndex(a,b,c,d,e)
#endif
@ -3235,7 +3319,8 @@ const char *sqlite3JournalModename(int);
#define IN_INDEX_ROWID 1
#define IN_INDEX_EPH 2
#define IN_INDEX_INDEX 3
#define IN_INDEX_INDEX_ASC 3
#define IN_INDEX_INDEX_DESC 4
int sqlite3FindInIndex(Parse *, Expr *, int*);
#ifdef SQLITE_ENABLE_ATOMIC_WRITE

8
src/tclsqlite.c
View File

@ -1005,7 +1005,7 @@ static int DbTransPostCmd(
/* This is a tricky scenario to handle. The most likely cause of an
** error is that the exec() above was an attempt to commit the
** top-level transaction that returned SQLITE_BUSY. Or, less likely,
** that an IO-error has occured. In either case, throw a Tcl exception
** that an IO-error has occurred. In either case, throw a Tcl exception
** and try to rollback the transaction.
**
** But it could also be that the user executed one or more BEGIN,
@ -3671,6 +3671,7 @@ static void init_all(Tcl_Interp *interp){
extern int Sqlitetestschema_Init(Tcl_Interp*);
extern int Sqlitetestsse_Init(Tcl_Interp*);
extern int Sqlitetesttclvar_Init(Tcl_Interp*);
extern int Sqlitetestfs_Init(Tcl_Interp*);
extern int SqlitetestThread_Init(Tcl_Interp*);
extern int SqlitetestOnefile_Init();
extern int SqlitetestOsinst_Init(Tcl_Interp*);
@ -3682,8 +3683,6 @@ static void init_all(Tcl_Interp *interp){
extern int Sqlitemultiplex_Init(Tcl_Interp*);
extern int SqliteSuperlock_Init(Tcl_Interp*);
extern int SqlitetestSyscall_Init(Tcl_Interp*);
extern int Sqlitetestfuzzer_Init(Tcl_Interp*);
extern int Sqlitetestwholenumber_Init(Tcl_Interp*);
#if defined(SQLITE_ENABLE_FTS3) || defined(SQLITE_ENABLE_FTS4)
extern int Sqlitetestfts3_Init(Tcl_Interp *interp);
@ -3714,6 +3713,7 @@ static void init_all(Tcl_Interp *interp){
Sqlitetest_mutex_Init(interp);
Sqlitetestschema_Init(interp);
Sqlitetesttclvar_Init(interp);
Sqlitetestfs_Init(interp);
SqlitetestThread_Init(interp);
SqlitetestOnefile_Init(interp);
SqlitetestOsinst_Init(interp);
@ -3725,8 +3725,6 @@ static void init_all(Tcl_Interp *interp){
Sqlitemultiplex_Init(interp);
SqliteSuperlock_Init(interp);
SqlitetestSyscall_Init(interp);
Sqlitetestfuzzer_Init(interp);
Sqlitetestwholenumber_Init(interp);
#if defined(SQLITE_ENABLE_FTS3) || defined(SQLITE_ENABLE_FTS4)
Sqlitetestfts3_Init(interp);

202
src/test1.c
View File

@ -113,64 +113,8 @@ int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb){
return TCL_OK;
}
const char *sqlite3TestErrorName(int rc){
const char *zName = 0;
switch( rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_INTERNAL: zName = "SQLITE_INTERNAL"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
case SQLITE_LOCKED_SHAREDCACHE: zName = "SQLITE_LOCKED_SHAREDCACHE";break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_NOTFOUND: zName = "SQLITE_NOTFOUND"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_SCHEMA: zName = "SQLITE_SCHEMA"; break;
case SQLITE_TOOBIG: zName = "SQLITE_TOOBIG"; break;
case SQLITE_CONSTRAINT: zName = "SQLITE_CONSTRAINT"; break;
case SQLITE_MISMATCH: zName = "SQLITE_MISMATCH"; break;
case SQLITE_MISUSE: zName = "SQLITE_MISUSE"; break;
case SQLITE_NOLFS: zName = "SQLITE_NOLFS"; break;
case SQLITE_AUTH: zName = "SQLITE_AUTH"; break;
case SQLITE_FORMAT: zName = "SQLITE_FORMAT"; break;
case SQLITE_RANGE: zName = "SQLITE_RANGE"; break;
case SQLITE_NOTADB: zName = "SQLITE_NOTADB"; break;
case SQLITE_ROW: zName = "SQLITE_ROW"; break;
case SQLITE_DONE: zName = "SQLITE_DONE"; break;
case SQLITE_IOERR_READ: zName = "SQLITE_IOERR_READ"; break;
case SQLITE_IOERR_SHORT_READ: zName = "SQLITE_IOERR_SHORT_READ"; break;
case SQLITE_IOERR_WRITE: zName = "SQLITE_IOERR_WRITE"; break;
case SQLITE_IOERR_FSYNC: zName = "SQLITE_IOERR_FSYNC"; break;
case SQLITE_IOERR_DIR_FSYNC: zName = "SQLITE_IOERR_DIR_FSYNC"; break;
case SQLITE_IOERR_TRUNCATE: zName = "SQLITE_IOERR_TRUNCATE"; break;
case SQLITE_IOERR_FSTAT: zName = "SQLITE_IOERR_FSTAT"; break;
case SQLITE_IOERR_UNLOCK: zName = "SQLITE_IOERR_UNLOCK"; break;
case SQLITE_IOERR_RDLOCK: zName = "SQLITE_IOERR_RDLOCK"; break;
case SQLITE_IOERR_DELETE: zName = "SQLITE_IOERR_DELETE"; break;
case SQLITE_IOERR_BLOCKED: zName = "SQLITE_IOERR_BLOCKED"; break;
case SQLITE_IOERR_NOMEM: zName = "SQLITE_IOERR_NOMEM"; break;
case SQLITE_IOERR_ACCESS: zName = "SQLITE_IOERR_ACCESS"; break;
case SQLITE_IOERR_CHECKRESERVEDLOCK:
zName = "SQLITE_IOERR_CHECKRESERVEDLOCK"; break;
case SQLITE_IOERR_LOCK: zName = "SQLITE_IOERR_LOCK"; break;
case SQLITE_CORRUPT_VTAB: zName = "SQLITE_CORRUPT_VTAB"; break;
case SQLITE_READONLY_RECOVERY: zName = "SQLITE_READONLY_RECOVERY"; break;
case SQLITE_READONLY_CANTLOCK: zName = "SQLITE_READONLY_CANTLOCK"; break;
default: zName = "SQLITE_Unknown"; break;
}
return zName;
}
#define t1ErrorName sqlite3TestErrorName
extern const char *sqlite3ErrName(int);
#define t1ErrorName sqlite3ErrName
/*
** Convert an sqlite3_stmt* into an sqlite3*. This depends on the
@ -737,6 +681,30 @@ static int sqlite_test_close(
return TCL_OK;
}
/*
** Usage: sqlite3_close_v2 DB
**
** Closes the database opened by sqlite3_open.
*/
static int sqlite_test_close_v2(
void *NotUsed,
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int argc, /* Number of arguments */
char **argv /* Text of each argument */
){
sqlite3 *db;
int rc;
if( argc!=2 ){
Tcl_AppendResult(interp, "wrong # args: should be \"", argv[0],
" FILENAME\"", 0);
return TCL_ERROR;
}
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
rc = sqlite3_close_v2(db);
Tcl_SetResult(interp, (char *)t1ErrorName(rc), TCL_STATIC);
return TCL_OK;
}
/*
** Implementation of the x_coalesce() function.
** Return the first argument non-NULL argument.
@ -1715,7 +1683,7 @@ static int test_blob_read(
if( rc==SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewByteArrayObj(zBuf, nByte));
}else{
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
}
Tcl_Free((char *)zBuf);
@ -1765,7 +1733,7 @@ static int test_blob_write(
}
rc = sqlite3_blob_write(pBlob, zBuf, nBuf, iOffset);
if( rc!=SQLITE_OK ){
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
}
return (rc==SQLITE_OK ? TCL_OK : TCL_ERROR);
@ -1791,7 +1759,7 @@ static int test_blob_reopen(
rc = sqlite3_blob_reopen(pBlob, iRowid);
if( rc!=SQLITE_OK ){
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
}
return (rc==SQLITE_OK ? TCL_OK : TCL_ERROR);
@ -2001,7 +1969,7 @@ static int test_create_function_v2(
);
if( rc!=SQLITE_OK ){
Tcl_ResetResult(interp);
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -2677,7 +2645,7 @@ static int test_collate(
if( sqlite3TestErrCode(interp, db, rc) ) return TCL_ERROR;
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -3235,7 +3203,7 @@ static int test_bind_text(
rc = sqlite3_bind_text(pStmt, idx, value, bytes, SQLITE_TRANSIENT);
if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
@ -3283,7 +3251,7 @@ static int test_bind_text16(
rc = sqlite3_bind_text16(pStmt, idx, (void *)value, bytes, xDel);
if( sqlite3TestErrCode(interp, StmtToDb(pStmt), rc) ) return TCL_ERROR;
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
@ -4557,7 +4525,7 @@ static int test_busy_timeout(
if( getDbPointer(interp, argv[1], &db) ) return TCL_ERROR;
if( Tcl_GetInt(interp, argv[2], &ms) ) return TCL_ERROR;
rc = sqlite3_busy_timeout(db, ms);
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_OK;
}
@ -5078,7 +5046,7 @@ static int file_control_chunksize_test(
rc = sqlite3_file_control(db, zDb, SQLITE_FCNTL_CHUNK_SIZE, (void *)&nSize);
if( rc ){
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_ERROR;
}
return TCL_OK;
@ -5115,7 +5083,7 @@ static int file_control_sizehint_test(
rc = sqlite3_file_control(db, zDb, SQLITE_FCNTL_SIZE_HINT, (void *)&nSize);
if( rc ){
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_ERROR;
}
return TCL_OK;
@ -5659,7 +5627,7 @@ static void xLogcallback(void *unused, int err, char *zMsg){
Tcl_Obj *pNew = Tcl_DuplicateObj(logcallback.pObj);
Tcl_IncrRefCount(pNew);
Tcl_ListObjAppendElement(
0, pNew, Tcl_NewStringObj(sqlite3TestErrorName(err), -1)
0, pNew, Tcl_NewStringObj(sqlite3ErrName(err), -1)
);
Tcl_ListObjAppendElement(0, pNew, Tcl_NewStringObj(zMsg, -1));
Tcl_EvalObjEx(logcallback.pInterp, pNew, TCL_EVAL_GLOBAL|TCL_EVAL_DIRECT);
@ -5831,6 +5799,31 @@ static int test_test_control(
return TCL_OK;
}
#if SQLITE_OS_UNIX
#include <sys/time.h>
#include <sys/resource.h>
static int test_getrusage(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
char buf[1024];
struct rusage r;
memset(&r, 0, sizeof(r));
getrusage(RUSAGE_SELF, &r);
sprintf(buf, "ru_utime=%d.%06d ru_stime=%d.%06d ru_minflt=%d ru_majflt=%d",
(int)r.ru_utime.tv_sec, (int)r.ru_utime.tv_usec,
(int)r.ru_stime.tv_sec, (int)r.ru_stime.tv_usec,
(int)r.ru_minflt, (int)r.ru_majflt
);
Tcl_SetObjResult(interp, Tcl_NewStringObj(buf, -1));
return TCL_OK;
}
#endif
#if SQLITE_OS_WIN
/*
** Information passed from the main thread into the windows file locker
@ -6002,6 +5995,69 @@ static int optimization_control(
return TCL_OK;
}
typedef struct sqlite3_api_routines sqlite3_api_routines;
/*
** load_static_extension DB NAME ...
**
** Load one or more statically linked extensions.
*/
static int tclLoadStaticExtensionCmd(
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
extern int sqlite3_amatch_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_closure_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_fuzzer_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_ieee_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_nextchar_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_regexp_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_spellfix_init(sqlite3*,char**,const sqlite3_api_routines*);
extern int sqlite3_wholenumber_init(sqlite3*,char**,const sqlite3_api_routines*);
static const struct {
const char *zExtName;
int (*pInit)(sqlite3*,char**,const sqlite3_api_routines*);
} aExtension[] = {
{ "amatch", sqlite3_amatch_init },
{ "closure", sqlite3_closure_init },
{ "fuzzer", sqlite3_fuzzer_init },
{ "ieee754", sqlite3_ieee_init },
{ "nextchar", sqlite3_nextchar_init },
{ "regexp", sqlite3_regexp_init },
{ "spellfix", sqlite3_spellfix_init },
{ "wholenumber", sqlite3_wholenumber_init },
};
sqlite3 *db;
const char *zName;
int i, j, rc;
char *zErrMsg = 0;
if( objc<3 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB NAME ...");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
for(j=2; j<objc; j++){
zName = Tcl_GetString(objv[j]);
for(i=0; i<ArraySize(aExtension); i++){
if( strcmp(zName, aExtension[i].zExtName)==0 ) break;
}
if( i>=ArraySize(aExtension) ){
Tcl_AppendResult(interp, "no such extension: ", zName, (char*)0);
return TCL_ERROR;
}
rc = aExtension[i].pInit(db, &zErrMsg, 0);
if( rc!=SQLITE_OK || zErrMsg ){
Tcl_AppendResult(interp, "initialization of ", zName, " failed: ", zErrMsg,
(char*)0);
sqlite3_free(zErrMsg);
return TCL_ERROR;
}
}
return TCL_OK;
}
/*
** Register commands with the TCL interpreter.
*/
@ -6045,6 +6101,7 @@ int Sqlitetest1_Init(Tcl_Interp *interp){
{ "sqlite3_get_table_printf", (Tcl_CmdProc*)test_get_table_printf },
#endif
{ "sqlite3_close", (Tcl_CmdProc*)sqlite_test_close },
{ "sqlite3_close_v2", (Tcl_CmdProc*)sqlite_test_close_v2 },
{ "sqlite3_create_function", (Tcl_CmdProc*)test_create_function },
{ "sqlite3_create_aggregate", (Tcl_CmdProc*)test_create_aggregate },
{ "sqlite_register_test_function", (Tcl_CmdProc*)test_register_func },
@ -6220,6 +6277,10 @@ int Sqlitetest1_Init(Tcl_Interp *interp){
{ "print_explain_query_plan", test_print_eqp, 0 },
#endif
{ "sqlite3_test_control", test_test_control },
#if SQLITE_OS_UNIX
{ "getrusage", test_getrusage },
#endif
{ "load_static_extension", tclLoadStaticExtensionCmd },
};
static int bitmask_size = sizeof(Bitmask)*8;
int i;
@ -6236,7 +6297,6 @@ int Sqlitetest1_Init(Tcl_Interp *interp){
#ifdef SQLITE_DEBUG
extern int sqlite3WhereTrace;
extern int sqlite3OSTrace;
extern int sqlite3VdbeAddopTrace;
extern int sqlite3WalTrace;
#endif
#ifdef SQLITE_TEST
@ -6299,8 +6359,6 @@ int Sqlitetest1_Init(Tcl_Interp *interp){
(char*)&query_plan, TCL_LINK_STRING|TCL_LINK_READ_ONLY);
#endif
#ifdef SQLITE_DEBUG
Tcl_LinkVar(interp, "sqlite_addop_trace",
(char*)&sqlite3VdbeAddopTrace, TCL_LINK_INT);
Tcl_LinkVar(interp, "sqlite_where_trace",
(char*)&sqlite3WhereTrace, TCL_LINK_INT);
Tcl_LinkVar(interp, "sqlite_os_trace",

54
src/test2.c
View File

@ -19,35 +19,7 @@
#include <string.h>
#include <ctype.h>
/*
** Interpret an SQLite error number
*/
static char *errorName(int rc){
char *zName;
switch( rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_SCHEMA: zName = "SQLITE_SCHEMA"; break;
case SQLITE_CONSTRAINT: zName = "SQLITE_CONSTRAINT"; break;
case SQLITE_MISMATCH: zName = "SQLITE_MISMATCH"; break;
case SQLITE_MISUSE: zName = "SQLITE_MISUSE"; break;
case SQLITE_NOLFS: zName = "SQLITE_NOLFS"; break;
default: zName = "SQLITE_Unknown"; break;
}
return zName;
}
extern const char *sqlite3ErrName(int);
/*
** Page size and reserved size used for testing.
@ -87,7 +59,7 @@ static int pager_open(
SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE | SQLITE_OPEN_MAIN_DB,
pager_test_reiniter);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3PagerSetCachesize(pPager, nPage);
@ -119,7 +91,7 @@ static int pager_close(
pPager = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerClose(pPager);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -146,7 +118,7 @@ static int pager_rollback(
pPager = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerRollback(pPager);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -173,12 +145,12 @@ static int pager_commit(
pPager = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerCommitPhaseOne(pPager, 0, 0);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
rc = sqlite3PagerCommitPhaseTwo(pPager);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -205,7 +177,7 @@ static int pager_stmt_begin(
pPager = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerOpenSavepoint(pPager, 1);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -233,7 +205,7 @@ static int pager_stmt_rollback(
rc = sqlite3PagerSavepoint(pPager, SAVEPOINT_ROLLBACK, 0);
sqlite3PagerSavepoint(pPager, SAVEPOINT_RELEASE, 0);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -260,7 +232,7 @@ static int pager_stmt_commit(
pPager = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerSavepoint(pPager, SAVEPOINT_RELEASE, 0);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -353,7 +325,7 @@ static int page_get(
rc = sqlite3PagerGet(pPager, pgno, &pPage);
}
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%p",pPage);
@ -507,7 +479,7 @@ static int page_write(
pPage = (DbPage *)sqlite3TestTextToPtr(argv[1]);
rc = sqlite3PagerWrite(pPage);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
pData = sqlite3PagerGetData(pPage);
@ -556,7 +528,7 @@ static int fake_big_file(
(SQLITE_OPEN_CREATE|SQLITE_OPEN_READWRITE|SQLITE_OPEN_MAIN_DB), 0
);
if( rc ){
Tcl_AppendResult(interp, "open failed: ", errorName(rc), 0);
Tcl_AppendResult(interp, "open failed: ", sqlite3ErrName(rc), 0);
sqlite3_free(zFile);
return TCL_ERROR;
}
@ -566,7 +538,7 @@ static int fake_big_file(
sqlite3OsCloseFree(fd);
sqlite3_free(zFile);
if( rc ){
Tcl_AppendResult(interp, "write failed: ", errorName(rc), 0);
Tcl_AppendResult(interp, "write failed: ", sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;

40
src/test3.c
View File

@ -19,31 +19,7 @@
#include <stdlib.h>
#include <string.h>
/*
** Interpret an SQLite error number
*/
static char *errorName(int rc){
char *zName;
switch( rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
default: zName = "SQLITE_Unknown"; break;
}
return zName;
}
extern const char *sqlite3ErrName(int);
/*
** A bogus sqlite3 connection structure for use in the btree
@ -89,7 +65,7 @@ static int btree_open(
SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE | SQLITE_OPEN_MAIN_DB);
sqlite3_free(zFilename);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3BtreeSetCacheSize(pBt, nCache);
@ -119,7 +95,7 @@ static int btree_close(
pBt = sqlite3TestTextToPtr(argv[1]);
rc = sqlite3BtreeClose(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
nRefSqlite3--;
@ -156,7 +132,7 @@ static int btree_begin_transaction(
rc = sqlite3BtreeBeginTrans(pBt, 1);
sqlite3BtreeLeave(pBt);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return TCL_OK;
@ -250,7 +226,7 @@ static int btree_cursor(
sqlite3BtreeLeave(pBt);
if( rc ){
ckfree((char *)pCur);
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf), zBuf,"%p", pCur);
@ -285,7 +261,7 @@ static int btree_close_cursor(
sqlite3BtreeLeave(pBt);
ckfree((char *)pCur);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
return SQLITE_OK;
@ -319,7 +295,7 @@ static int btree_next(
rc = sqlite3BtreeNext(pCur, &res);
sqlite3BtreeLeave(pCur->pBtree);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);
@ -354,7 +330,7 @@ static int btree_first(
rc = sqlite3BtreeFirst(pCur, &res);
sqlite3BtreeLeave(pCur->pBtree);
if( rc ){
Tcl_AppendResult(interp, errorName(rc), 0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), 0);
return TCL_ERROR;
}
sqlite3_snprintf(sizeof(zBuf),zBuf,"%d",res);

31
src/test4.c
View File

@ -20,6 +20,8 @@
#include <sched.h>
#include <ctype.h>
extern const char *sqlite3ErrName(int);
/*
** Each thread is controlled by an instance of the following
** structure.
@ -372,34 +374,7 @@ static int tcl_thread_result(
return TCL_ERROR;
}
thread_wait(&threadset[i]);
switch( threadset[i].rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_SCHEMA: zName = "SQLITE_SCHEMA"; break;
case SQLITE_CONSTRAINT: zName = "SQLITE_CONSTRAINT"; break;
case SQLITE_MISMATCH: zName = "SQLITE_MISMATCH"; break;
case SQLITE_MISUSE: zName = "SQLITE_MISUSE"; break;
case SQLITE_NOLFS: zName = "SQLITE_NOLFS"; break;
case SQLITE_AUTH: zName = "SQLITE_AUTH"; break;
case SQLITE_FORMAT: zName = "SQLITE_FORMAT"; break;
case SQLITE_RANGE: zName = "SQLITE_RANGE"; break;
case SQLITE_ROW: zName = "SQLITE_ROW"; break;
case SQLITE_DONE: zName = "SQLITE_DONE"; break;
default: zName = "SQLITE_Unknown"; break;
}
zName = sqlite3ErrName(threadset[i].rc);
Tcl_AppendResult(interp, zName, 0);
return TCL_OK;
}

2
src/test6.c
View File

@ -87,7 +87,7 @@ typedef struct WriteBuffer WriteBuffer;
** an aligned write() of an integer number of 512 byte regions, then
** option (3) above is never selected. Instead, each 512 byte region
** is either correctly written or left completely untouched. Similar
** logic governs the behaviour if any of the other ATOMICXXX flags
** logic governs the behavior if any of the other ATOMICXXX flags
** is set.
**
** If either the IOCAP_SAFEAPPEND or IOCAP_SEQUENTIAL flags are set

31
src/test7.c
View File

@ -376,6 +376,8 @@ static int tcl_client_colname(
return TCL_OK;
}
extern const char *sqlite3ErrName(int);
/*
** Usage: client_result ID
**
@ -403,34 +405,7 @@ static int tcl_client_result(
return TCL_ERROR;
}
client_wait(&threadset[i]);
switch( threadset[i].rc ){
case SQLITE_OK: zName = "SQLITE_OK"; break;
case SQLITE_ERROR: zName = "SQLITE_ERROR"; break;
case SQLITE_PERM: zName = "SQLITE_PERM"; break;
case SQLITE_ABORT: zName = "SQLITE_ABORT"; break;
case SQLITE_BUSY: zName = "SQLITE_BUSY"; break;
case SQLITE_LOCKED: zName = "SQLITE_LOCKED"; break;
case SQLITE_NOMEM: zName = "SQLITE_NOMEM"; break;
case SQLITE_READONLY: zName = "SQLITE_READONLY"; break;
case SQLITE_INTERRUPT: zName = "SQLITE_INTERRUPT"; break;
case SQLITE_IOERR: zName = "SQLITE_IOERR"; break;
case SQLITE_CORRUPT: zName = "SQLITE_CORRUPT"; break;
case SQLITE_FULL: zName = "SQLITE_FULL"; break;
case SQLITE_CANTOPEN: zName = "SQLITE_CANTOPEN"; break;
case SQLITE_PROTOCOL: zName = "SQLITE_PROTOCOL"; break;
case SQLITE_EMPTY: zName = "SQLITE_EMPTY"; break;
case SQLITE_SCHEMA: zName = "SQLITE_SCHEMA"; break;
case SQLITE_CONSTRAINT: zName = "SQLITE_CONSTRAINT"; break;
case SQLITE_MISMATCH: zName = "SQLITE_MISMATCH"; break;
case SQLITE_MISUSE: zName = "SQLITE_MISUSE"; break;
case SQLITE_NOLFS: zName = "SQLITE_NOLFS"; break;
case SQLITE_AUTH: zName = "SQLITE_AUTH"; break;
case SQLITE_FORMAT: zName = "SQLITE_FORMAT"; break;
case SQLITE_RANGE: zName = "SQLITE_RANGE"; break;
case SQLITE_ROW: zName = "SQLITE_ROW"; break;
case SQLITE_DONE: zName = "SQLITE_DONE"; break;
default: zName = "SQLITE_Unknown"; break;
}
zName = sqlite3ErrName(threadset[i].rc);
Tcl_AppendResult(interp, zName, 0);
return TCL_OK;
}

28
src/test8.c
View File

@ -1300,7 +1300,7 @@ static sqlite3_module echoModuleV2 = {
** Decode a pointer to an sqlite3 object.
*/
extern int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb);
extern const char *sqlite3TestErrorName(int rc);
extern const char *sqlite3ErrName(int);
static void moduleDestroy(void *p){
sqlite3_free(p);
@ -1340,7 +1340,7 @@ static int register_echo_module(
);
}
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1370,29 +1370,6 @@ static int declare_vtab(
return TCL_OK;
}
#include "test_spellfix.c"
/*
** Register the spellfix virtual table module.
*/
static int register_spellfix_module(
ClientData clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
sqlite3 *db;
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
sqlite3Spellfix1Register(db);
return TCL_OK;
}
#endif /* ifndef SQLITE_OMIT_VIRTUALTABLE */
/*
@ -1406,7 +1383,6 @@ int Sqlitetest8_Init(Tcl_Interp *interp){
void *clientData;
} aObjCmd[] = {
{ "register_echo_module", register_echo_module, 0 },
{ "register_spellfix_module", register_spellfix_module, 0 },
{ "sqlite3_declare_vtab", declare_vtab, 0 },
};
int i;

8
src/test_async.c
View File

@ -23,8 +23,8 @@
#include "sqlite3.h"
#include <assert.h>
/* From test1.c */
const char *sqlite3TestErrorName(int);
/* From main.c */
extern const char *sqlite3ErrName(int);
struct TestAsyncGlobal {
@ -60,7 +60,7 @@ static int testAsyncInit(
rc = sqlite3async_initialize(zParent, isDefault);
if( rc!=SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3TestErrorName(rc), -1));
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3ErrName(rc), -1));
return TCL_ERROR;
}
return TCL_OK;
@ -208,7 +208,7 @@ static int testAsyncControl(
}
if( rc!=SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3TestErrorName(rc), -1));
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3ErrName(rc), -1));
return TCL_ERROR;
}

2
src/test_autoext.c
View File

@ -15,7 +15,7 @@
#include "sqlite3ext.h"
#ifndef SQLITE_OMIT_LOAD_EXTENSION
static SQLITE_EXTENSION_INIT1
SQLITE_EXTENSION_INIT1
/*
** The sqr() SQL function returns the square of its input value.

10
src/test_backup.c
View File

@ -17,9 +17,11 @@
#include <sqlite3.h>
#include <assert.h>
/* These functions are implemented in main.c. */
extern const char *sqlite3ErrName(int);
/* These functions are implemented in test1.c. */
int getDbPointer(Tcl_Interp *, const char *, sqlite3 **);
const char *sqlite3TestErrorName(int);
extern int getDbPointer(Tcl_Interp *, const char *, sqlite3 **);
static int backupTestCmd(
ClientData clientData,
@ -70,7 +72,7 @@ static int backupTestCmd(
Tcl_DeleteCommand(interp, zCmdName);
rc = sqlite3_backup_finish(p);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
break;
}
@ -80,7 +82,7 @@ static int backupTestCmd(
return TCL_ERROR;
}
rc = sqlite3_backup_step(p, nPage);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
break;
}

14
src/test_config.c
View File

@ -57,7 +57,7 @@ static void set_options(Tcl_Interp *interp){
Tcl_SetVar2(interp, "sqlite_options","casesensitivelike","0",TCL_GLOBAL_ONLY);
#endif
#ifdef SQLITE_CURDIR
#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT
Tcl_SetVar2(interp, "sqlite_options", "curdir", "1", TCL_GLOBAL_ONLY);
#else
Tcl_SetVar2(interp, "sqlite_options", "curdir", "0", TCL_GLOBAL_ONLY);
@ -87,6 +87,12 @@ static void set_options(Tcl_Interp *interp){
Tcl_SetVar2(interp, "sqlite_options", "lfs", "1", TCL_GLOBAL_ONLY);
#endif
#if SQLITE_MAX_MMAP_SIZE>0
Tcl_SetVar2(interp, "sqlite_options", "mmap", "1", TCL_GLOBAL_ONLY);
#else
Tcl_SetVar2(interp, "sqlite_options", "mmap", "0", TCL_GLOBAL_ONLY);
#endif
#if 1 /* def SQLITE_MEMDEBUG */
Tcl_SetVar2(interp, "sqlite_options", "memdebug", "1", TCL_GLOBAL_ONLY);
#else
@ -395,11 +401,7 @@ Tcl_SetVar2(interp, "sqlite_options", "long_double",
Tcl_SetVar2(interp, "sqlite_options", "memorymanage", "0", TCL_GLOBAL_ONLY);
#endif
#ifdef SQLITE_OMIT_MERGE_SORT
Tcl_SetVar2(interp, "sqlite_options", "mergesort", "0", TCL_GLOBAL_ONLY);
#else
Tcl_SetVar2(interp, "sqlite_options", "mergesort", "1", TCL_GLOBAL_ONLY);
#endif
Tcl_SetVar2(interp, "sqlite_options", "mergesort", "1", TCL_GLOBAL_ONLY);
#ifdef SQLITE_OMIT_OR_OPTIMIZATION
Tcl_SetVar2(interp, "sqlite_options", "or_opt", "0", TCL_GLOBAL_ONLY);

1215
src/test_fuzzer.c
View File

File diff suppressed because it is too large Load Diff

6
src/test_intarray.c
View File

@ -278,7 +278,7 @@ int sqlite3_intarray_bind(
extern int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb);
extern void *sqlite3TestTextToPtr(const char*);
extern int sqlite3TestMakePointerStr(Tcl_Interp*, char *zPtr, void*);
extern const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
/*
** sqlite3_intarray_create DB NAME
@ -309,7 +309,7 @@ static int test_intarray_create(
#endif
if( rc!=SQLITE_OK ){
assert( pArray==0 );
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), (char*)0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), (char*)0);
return TCL_ERROR;
}
sqlite3TestMakePointerStr(interp, zPtr, pArray);
@ -352,7 +352,7 @@ static int test_intarray_bind(
}
rc = sqlite3_intarray_bind(pArray, n, a, sqlite3_free);
if( rc!=SQLITE_OK ){
Tcl_AppendResult(interp, sqlite3TestErrorName(rc), (char*)0);
Tcl_AppendResult(interp, sqlite3ErrName(rc), (char*)0);
return TCL_ERROR;
}
#endif

22
src/test_malloc.c
View File

@ -234,14 +234,14 @@ static int faultsimInstall(int install){
#ifdef SQLITE_TEST
/*
** This function is implemented in test1.c. Returns a pointer to a static
** This function is implemented in main.c. Returns a pointer to a static
** buffer containing the symbolic SQLite error code that corresponds to
** the least-significant 8-bits of the integer passed as an argument.
** For example:
**
** sqlite3TestErrorName(1) -> "SQLITE_ERROR"
** sqlite3ErrName(1) -> "SQLITE_ERROR"
*/
const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
/*
** Transform pointers to text and back again
@ -1072,7 +1072,7 @@ static int test_db_config_lookaside(
sqlite3 *db;
int bufid;
static char azBuf[2][10000];
int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
if( objc!=5 ){
Tcl_WrongNumArgs(interp, 1, objv, "BUFID SIZE COUNT");
return TCL_ERROR;
@ -1126,7 +1126,7 @@ static int test_config_heap(
rc = sqlite3_config(SQLITE_CONFIG_HEAP, zBuf, nByte, nMinAlloc);
}
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -1143,7 +1143,7 @@ static int test_config_error(
Tcl_Obj *CONST objv[]
){
sqlite3 *db;
int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
if( objc!=2 && objc!=1 ){
Tcl_WrongNumArgs(interp, 1, objv, "[DB]");
@ -1192,7 +1192,7 @@ static int test_config_uri(
}
rc = sqlite3_config(SQLITE_CONFIG_URI, bOpenUri);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -1221,7 +1221,7 @@ static int test_config_cis(
}
rc = sqlite3_config(SQLITE_CONFIG_COVERING_INDEX_SCAN, bUseCis);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -1335,7 +1335,7 @@ static int test_db_status(
int i, op, resetFlag;
const char *zOpName;
sqlite3 *db;
int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
static const struct {
const char *zName;
int op;
@ -1401,7 +1401,7 @@ static int test_install_malloc_faultsim(
return TCL_ERROR;
}
rc = faultsimInstall(isInstall);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -1419,7 +1419,7 @@ static int test_install_memsys3(
const sqlite3_mem_methods *sqlite3MemGetMemsys3(void);
rc = sqlite3_config(SQLITE_CONFIG_MALLOC, sqlite3MemGetMemsys3());
#endif
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}

10
src/test_multiplex.c
View File

@ -60,7 +60,7 @@
/*
** These should be defined to be the same as the values in
** sqliteInt.h. They are defined seperately here so that
** sqliteInt.h. They are defined separately here so that
** the multiplex VFS shim can be built as a loadable
** module.
*/
@ -1183,7 +1183,7 @@ int sqlite3_multiplex_shutdown(void){
/***************************** Test Code ***********************************/
#ifdef SQLITE_TEST
#include <tcl.h>
extern const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
/*
@ -1212,7 +1212,7 @@ static int test_multiplex_initialize(
/* Call sqlite3_multiplex_initialize() */
rc = sqlite3_multiplex_initialize(zName, makeDefault);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1237,7 +1237,7 @@ static int test_multiplex_shutdown(
/* Call sqlite3_multiplex_shutdown() */
rc = sqlite3_multiplex_shutdown();
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1355,7 +1355,7 @@ static int test_multiplex_control(
}
rc = sqlite3_file_control(db, Tcl_GetString(objv[2]), aSub[idx].op, pArg);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return (rc==SQLITE_OK) ? TCL_OK : TCL_ERROR;
}

12
src/test_mutex.c
View File

@ -19,8 +19,8 @@
#include <assert.h>
#include <string.h>
/* defined in test1.c */
const char *sqlite3TestErrorName(int);
/* defined in main.c */
extern const char *sqlite3ErrName(int);
/* A countable mutex */
struct sqlite3_mutex {
@ -148,7 +148,7 @@ static int test_shutdown(
}
rc = sqlite3_shutdown();
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -169,7 +169,7 @@ static int test_initialize(
}
rc = sqlite3_initialize();
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -230,7 +230,7 @@ static int test_install_mutex_counters(
g.isInstalled = isInstall;
}
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}
@ -354,7 +354,7 @@ static int test_config(
}
rc = sqlite3_config(i);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_VOLATILE);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_VOLATILE);
return TCL_OK;
}

12
src/test_quota.c
View File

@ -1295,7 +1295,7 @@ int sqlite3_quota_remove(const char *zFilename){
if( pGroup ){
for(pFile=pGroup->pFiles; pFile && rc==SQLITE_OK; pFile=pNextFile){
pNextFile = pFile->pNext;
diff = memcmp(zFull, pFile->zFilename, nFull);
diff = strncmp(zFull, pFile->zFilename, nFull);
if( diff==0 && ((c = pFile->zFilename[nFull])==0 || c=='/' || c=='\\') ){
if( pFile->nRef ){
pFile->deleteOnClose = 1;
@ -1325,7 +1325,7 @@ struct TclQuotaCallback {
Tcl_Obj *pScript; /* Script to be run */
};
extern const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
/*
@ -1407,7 +1407,7 @@ static int test_quota_initialize(
/* Call sqlite3_quota_initialize() */
rc = sqlite3_quota_initialize(zName, makeDefault);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1430,7 +1430,7 @@ static int test_quota_shutdown(
/* Call sqlite3_quota_shutdown() */
rc = sqlite3_quota_shutdown();
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1485,7 +1485,7 @@ static int test_quota_set(
/* Invoke sqlite3_quota_set() */
rc = sqlite3_quota_set(zPattern, iLimit, xCallback, (void*)p, xDestroy);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}
@ -1511,7 +1511,7 @@ static int test_quota_file(
/* Invoke sqlite3_quota_file() */
rc = sqlite3_quota_file(zFilename);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
return TCL_OK;
}

8
src/test_rtree.c
View File

@ -254,7 +254,7 @@ static int register_cube_geom(
UNUSED_PARAMETER(objv);
#else
extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
extern const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
sqlite3 *db;
int rc;
@ -264,7 +264,7 @@ static int register_cube_geom(
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
rc = sqlite3_rtree_geometry_callback(db, "cube", cube_geom, (void *)&gHere);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
#endif
return TCL_OK;
}
@ -282,7 +282,7 @@ static int register_circle_geom(
UNUSED_PARAMETER(objv);
#else
extern int getDbPointer(Tcl_Interp*, const char*, sqlite3**);
extern const char *sqlite3TestErrorName(int);
extern const char *sqlite3ErrName(int);
sqlite3 *db;
int rc;
@ -292,7 +292,7 @@ static int register_circle_geom(
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
rc = sqlite3_rtree_geometry_callback(db, "circle", circle_geom, 0);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), TCL_STATIC);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), TCL_STATIC);
#endif
return TCL_OK;
}

2830
src/test_spellfix.c
View File

File diff suppressed because it is too large Load Diff

43
src/test_syscall.c
View File

@ -23,7 +23,7 @@
**
** open close access getcwd stat fstat
** ftruncate fcntl read pread pread64 write
** pwrite pwrite64 fchmod fallocate
** pwrite pwrite64 fchmod fallocate mmap
**
** test_syscall uninstall
** Uninstall all wrapper functions.
@ -69,18 +69,19 @@
** the xNextSystemCall() VFS method.
*/
#include "sqliteInt.h"
#include "sqlite3.h"
#include "tcl.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include "sqliteInt.h"
#if SQLITE_OS_UNIX
/* From test1.c */
extern const char *sqlite3TestErrorName(int);
/* From main.c */
extern const char *sqlite3ErrName(int);
#include <sys/mman.h>
#include <sys/types.h>
#include <errno.h>
@ -106,7 +107,8 @@ static int ts_pwrite(int fd, const void *aBuf, size_t nBuf, off_t off);
static int ts_pwrite64(int fd, const void *aBuf, size_t nBuf, off_t off);
static int ts_fchmod(int fd, mode_t mode);
static int ts_fallocate(int fd, off_t off, off_t len);
static void *ts_mmap(void *, size_t, int, int, int, off_t);
static void *ts_mremap(void*, size_t, size_t, int, ...);
struct TestSyscallArray {
const char *zName;
@ -131,6 +133,8 @@ struct TestSyscallArray {
/* 13 */ { "pwrite64", (sqlite3_syscall_ptr)ts_pwrite64, 0, 0, 0 },
/* 14 */ { "fchmod", (sqlite3_syscall_ptr)ts_fchmod, 0, 0, 0 },
/* 15 */ { "fallocate", (sqlite3_syscall_ptr)ts_fallocate, 0, 0, 0 },
/* 16 */ { "mmap", (sqlite3_syscall_ptr)ts_mmap, 0, 0, 0 },
/* 17 */ { "mremap", (sqlite3_syscall_ptr)ts_mremap, 0, 0, 0 },
{ 0, 0, 0, 0, 0 }
};
@ -152,6 +156,8 @@ struct TestSyscallArray {
aSyscall[13].xOrig)
#define orig_fchmod ((int(*)(int,mode_t))aSyscall[14].xOrig)
#define orig_fallocate ((int(*)(int,off_t,off_t))aSyscall[15].xOrig)
#define orig_mmap ((void*(*)(void*,size_t,int,int,int,off_t))aSyscall[16].xOrig)
#define orig_mremap ((void*(*)(void*,size_t,size_t,int,...))aSyscall[17].xOrig)
/*
** This function is called exactly once from within each invocation of a
@ -377,6 +383,31 @@ static int ts_fallocate(int fd, off_t off, off_t len){
return orig_fallocate(fd, off, len);
}
static void *ts_mmap(
void *pAddr,
size_t nByte,
int prot,
int flags,
int fd,
off_t iOff
){
if( tsIsFailErrno("mmap") ){
return MAP_FAILED;
}
return orig_mmap(pAddr, nByte, prot, flags, fd, iOff);
}
static void *ts_mremap(void *a, size_t b, size_t c, int d, ...){
va_list ap;
void *pArg;
if( tsIsFailErrno("mremap") ){
return MAP_FAILED;
}
va_start(ap, d);
pArg = va_arg(ap, void *);
return orig_mremap(a, b, c, d, pArg);
}
static int test_syscall_install(
void * clientData,
Tcl_Interp *interp,
@ -467,7 +498,7 @@ static int test_syscall_reset(
}
}
if( rc!=SQLITE_OK ){
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3TestErrorName(rc), -1));
Tcl_SetObjResult(interp, Tcl_NewStringObj(sqlite3ErrName(rc), -1));
return TCL_ERROR;
}

16
src/test_thread.c
View File

@ -60,12 +60,14 @@ static Tcl_ObjCmdProc blocking_prepare_v2_proc;
int Sqlitetest1_Init(Tcl_Interp *);
int Sqlite3_Init(Tcl_Interp *);
/* Functions from main.c */
extern const char *sqlite3ErrName(int);
/* Functions from test1.c */
void *sqlite3TestTextToPtr(const char *);
const char *sqlite3TestErrorName(int);
int getDbPointer(Tcl_Interp *, const char *, sqlite3 **);
int sqlite3TestMakePointerStr(Tcl_Interp *, char *, void *);
int sqlite3TestErrCode(Tcl_Interp *, sqlite3 *, int);
extern void *sqlite3TestTextToPtr(const char *);
extern int getDbPointer(Tcl_Interp *, const char *, sqlite3 **);
extern int sqlite3TestMakePointerStr(Tcl_Interp *, char *, void *);
extern int sqlite3TestErrCode(Tcl_Interp *, sqlite3 *, int);
/*
** Handler for events of type EvalEvent.
@ -559,7 +561,7 @@ static int blocking_step_proc(
pStmt = (sqlite3_stmt*)sqlite3TestTextToPtr(Tcl_GetString(objv[1]));
rc = sqlite3_blocking_step(pStmt);
Tcl_SetResult(interp, (char *)sqlite3TestErrorName(rc), 0);
Tcl_SetResult(interp, (char *)sqlite3ErrName(rc), 0);
return TCL_OK;
}
@ -606,7 +608,7 @@ static int blocking_prepare_v2_proc(
}
if( rc!=SQLITE_OK ){
assert( pStmt==0 );
sprintf(zBuf, "%s ", (char *)sqlite3TestErrorName(rc));
sprintf(zBuf, "%s ", (char *)sqlite3ErrName(rc));
Tcl_AppendResult(interp, zBuf, sqlite3_errmsg(db), 0);
return TCL_ERROR;
}

44
src/test_vfs.c
View File

@ -125,8 +125,9 @@ struct Testvfs {
#define TESTVFS_ACCESS_MASK 0x00004000
#define TESTVFS_FULLPATHNAME_MASK 0x00008000
#define TESTVFS_READ_MASK 0x00010000
#define TESTVFS_UNLOCK_MASK 0x00020000
#define TESTVFS_ALL_MASK 0x0001FFFF
#define TESTVFS_ALL_MASK 0x0003FFFF
#define TESTVFS_MAX_PAGES 1024
@ -265,7 +266,8 @@ static void tvfsExecTcl(
const char *zMethod,
Tcl_Obj *arg1,
Tcl_Obj *arg2,
Tcl_Obj *arg3
Tcl_Obj *arg3,
Tcl_Obj *arg4
){
int rc; /* Return code from Tcl_EvalObj() */
Tcl_Obj *pEval;
@ -282,6 +284,7 @@ static void tvfsExecTcl(
if( arg1 ) Tcl_ListObjAppendElement(p->interp, pEval, arg1);
if( arg2 ) Tcl_ListObjAppendElement(p->interp, pEval, arg2);
if( arg3 ) Tcl_ListObjAppendElement(p->interp, pEval, arg3);
if( arg4 ) Tcl_ListObjAppendElement(p->interp, pEval, arg4);
rc = Tcl_EvalObjEx(p->interp, pEval, TCL_EVAL_GLOBAL);
if( rc!=TCL_OK ){
@ -302,7 +305,7 @@ static int tvfsClose(sqlite3_file *pFile){
if( p->pScript && p->mask&TESTVFS_CLOSE_MASK ){
tvfsExecTcl(p, "xClose",
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0, 0
);
}
@ -333,7 +336,7 @@ static int tvfsRead(
Testvfs *p = (Testvfs *)pFd->pVfs->pAppData;
if( p->pScript && p->mask&TESTVFS_READ_MASK ){
tvfsExecTcl(p, "xRead",
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0, 0
);
tvfsResultCode(p, &rc);
}
@ -362,7 +365,7 @@ static int tvfsWrite(
if( p->pScript && p->mask&TESTVFS_WRITE_MASK ){
tvfsExecTcl(p, "xWrite",
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId,
Tcl_NewWideIntObj(iOfst)
Tcl_NewWideIntObj(iOfst), Tcl_NewIntObj(iAmt)
);
tvfsResultCode(p, &rc);
}
@ -390,7 +393,7 @@ static int tvfsTruncate(sqlite3_file *pFile, sqlite_int64 size){
if( p->pScript && p->mask&TESTVFS_TRUNCATE_MASK ){
tvfsExecTcl(p, "xTruncate",
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId, 0, 0
);
tvfsResultCode(p, &rc);
}
@ -431,7 +434,7 @@ static int tvfsSync(sqlite3_file *pFile, int flags){
tvfsExecTcl(p, "xSync",
Tcl_NewStringObj(pFd->zFilename, -1), pFd->pShmId,
Tcl_NewStringObj(zFlags, -1)
Tcl_NewStringObj(zFlags, -1), 0
);
tvfsResultCode(p, &rc);
}
@ -465,8 +468,12 @@ static int tvfsLock(sqlite3_file *pFile, int eLock){
** Unlock an tvfs-file.
*/
static int tvfsUnlock(sqlite3_file *pFile, int eLock){
TestvfsFd *p = tvfsGetFd(pFile);
return sqlite3OsUnlock(p->pReal, eLock);
TestvfsFd *pFd = tvfsGetFd(pFile);
Testvfs *p = (Testvfs *)pFd->pVfs->pAppData;
if( p->mask&TESTVFS_WRITE_MASK && tvfsInjectIoerr(p) ){
return SQLITE_IOERR_UNLOCK;
}
return sqlite3OsUnlock(pFd->pReal, eLock);
}
/*
@ -578,7 +585,7 @@ static int tvfsOpen(
z += strlen(z) + 1;
}
}
tvfsExecTcl(p, "xOpen", Tcl_NewStringObj(pFd->zFilename, -1), pArg, 0);
tvfsExecTcl(p, "xOpen", Tcl_NewStringObj(pFd->zFilename, -1), pArg, 0, 0);
Tcl_DecrRefCount(pArg);
if( tvfsResultCode(p, &rc) ){
if( rc!=SQLITE_OK ) return rc;
@ -635,7 +642,7 @@ static int tvfsDelete(sqlite3_vfs *pVfs, const char *zPath, int dirSync){
if( p->pScript && p->mask&TESTVFS_DELETE_MASK ){
tvfsExecTcl(p, "xDelete",
Tcl_NewStringObj(zPath, -1), Tcl_NewIntObj(dirSync), 0
Tcl_NewStringObj(zPath, -1), Tcl_NewIntObj(dirSync), 0, 0
);
tvfsResultCode(p, &rc);
}
@ -663,7 +670,7 @@ static int tvfsAccess(
if( flags==SQLITE_ACCESS_READWRITE ) zArg = "SQLITE_ACCESS_READWRITE";
if( flags==SQLITE_ACCESS_READ ) zArg = "SQLITE_ACCESS_READ";
tvfsExecTcl(p, "xAccess",
Tcl_NewStringObj(zPath, -1), Tcl_NewStringObj(zArg, -1), 0
Tcl_NewStringObj(zPath, -1), Tcl_NewStringObj(zArg, -1), 0, 0
);
if( tvfsResultCode(p, &rc) ){
if( rc!=SQLITE_OK ) return rc;
@ -691,7 +698,7 @@ static int tvfsFullPathname(
Testvfs *p = (Testvfs *)pVfs->pAppData;
if( p->pScript && p->mask&TESTVFS_FULLPATHNAME_MASK ){
int rc;
tvfsExecTcl(p, "xFullPathname", Tcl_NewStringObj(zPath, -1), 0, 0);
tvfsExecTcl(p, "xFullPathname", Tcl_NewStringObj(zPath, -1), 0, 0, 0);
if( tvfsResultCode(p, &rc) ){
if( rc!=SQLITE_OK ) return rc;
}
@ -771,7 +778,7 @@ static int tvfsShmOpen(sqlite3_file *pFile){
*/
Tcl_ResetResult(p->interp);
if( p->pScript && p->mask&TESTVFS_SHMOPEN_MASK ){
tvfsExecTcl(p, "xShmOpen", Tcl_NewStringObj(pFd->zFilename, -1), 0, 0);
tvfsExecTcl(p, "xShmOpen", Tcl_NewStringObj(pFd->zFilename, -1), 0, 0, 0);
if( tvfsResultCode(p, &rc) ){
if( rc!=SQLITE_OK ) return rc;
}
@ -841,7 +848,7 @@ static int tvfsShmMap(
Tcl_ListObjAppendElement(p->interp, pArg, Tcl_NewIntObj(pgsz));
Tcl_ListObjAppendElement(p->interp, pArg, Tcl_NewIntObj(isWrite));
tvfsExecTcl(p, "xShmMap",
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, pArg
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, pArg, 0
);
tvfsResultCode(p, &rc);
Tcl_DecrRefCount(pArg);
@ -891,7 +898,7 @@ static int tvfsShmLock(
}
tvfsExecTcl(p, "xShmLock",
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId,
Tcl_NewStringObj(zLock, -1)
Tcl_NewStringObj(zLock, -1), 0
);
tvfsResultCode(p, &rc);
}
@ -937,7 +944,7 @@ static void tvfsShmBarrier(sqlite3_file *pFile){
if( p->pScript && p->mask&TESTVFS_SHMBARRIER_MASK ){
tvfsExecTcl(p, "xShmBarrier",
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, 0
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, 0, 0
);
}
}
@ -961,7 +968,7 @@ static int tvfsShmUnmap(
if( p->pScript && p->mask&TESTVFS_SHMCLOSE_MASK ){
tvfsExecTcl(p, "xShmUnmap",
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, 0
Tcl_NewStringObj(pFd->pShm->zFile, -1), pFd->pShmId, 0, 0
);
tvfsResultCode(p, &rc);
}
@ -1099,6 +1106,7 @@ static int testvfs_obj_cmd(
{ "xClose", TESTVFS_CLOSE_MASK },
{ "xAccess", TESTVFS_ACCESS_MASK },
{ "xFullPathname", TESTVFS_FULLPATHNAME_MASK },
{ "xUnlock", TESTVFS_UNLOCK_MASK },
};
Tcl_Obj **apElem = 0;
int nElem = 0;

311
src/test_wholenumber.c
View File

@ -1,311 +0,0 @@
/*
** 2011 April 02
**
** The author disclaims copyright to this source code. In place of
** a legal notice, here is a blessing:
**
** May you do good and not evil.
** May you find forgiveness for yourself and forgive others.
** May you share freely, never taking more than you give.
**
*************************************************************************
**
** This file implements a virtual table that returns the whole numbers
** between 1 and 4294967295, inclusive.
**
** Example:
**
** CREATE VIRTUAL TABLE nums USING wholenumber;
** SELECT value FROM nums WHERE value<10;
**
** Results in:
**
** 1 2 3 4 5 6 7 8 9
*/
#include "sqlite3.h"
#include <assert.h>
#include <string.h>
#ifndef SQLITE_OMIT_VIRTUALTABLE
/* A wholenumber cursor object */
typedef struct wholenumber_cursor wholenumber_cursor;
struct wholenumber_cursor {
sqlite3_vtab_cursor base; /* Base class - must be first */
sqlite3_int64 iValue; /* Current value */
sqlite3_int64 mxValue; /* Maximum value */
};
/* Methods for the wholenumber module */
static int wholenumberConnect(
sqlite3 *db,
void *pAux,
int argc, const char *const*argv,
sqlite3_vtab **ppVtab,
char **pzErr
){
sqlite3_vtab *pNew;
pNew = *ppVtab = sqlite3_malloc( sizeof(*pNew) );
if( pNew==0 ) return SQLITE_NOMEM;
sqlite3_declare_vtab(db, "CREATE TABLE x(value)");
memset(pNew, 0, sizeof(*pNew));
return SQLITE_OK;
}
/* Note that for this virtual table, the xCreate and xConnect
** methods are identical. */
static int wholenumberDisconnect(sqlite3_vtab *pVtab){
sqlite3_free(pVtab);
return SQLITE_OK;
}
/* The xDisconnect and xDestroy methods are also the same */
/*
** Open a new wholenumber cursor.
*/
static int wholenumberOpen(sqlite3_vtab *p, sqlite3_vtab_cursor **ppCursor){
wholenumber_cursor *pCur;
pCur = sqlite3_malloc( sizeof(*pCur) );
if( pCur==0 ) return SQLITE_NOMEM;
memset(pCur, 0, sizeof(*pCur));
*ppCursor = &pCur->base;
return SQLITE_OK;
}
/*
** Close a wholenumber cursor.
*/
static int wholenumberClose(sqlite3_vtab_cursor *cur){
sqlite3_free(cur);
return SQLITE_OK;
}
/*
** Advance a cursor to its next row of output
*/
static int wholenumberNext(sqlite3_vtab_cursor *cur){
wholenumber_cursor *pCur = (wholenumber_cursor*)cur;
pCur->iValue++;
return SQLITE_OK;
}
/*
** Return the value associated with a wholenumber.
*/
static int wholenumberColumn(
sqlite3_vtab_cursor *cur,
sqlite3_context *ctx,
int i
){
wholenumber_cursor *pCur = (wholenumber_cursor*)cur;
sqlite3_result_int64(ctx, pCur->iValue);
return SQLITE_OK;
}
/*
** The rowid.
*/
static int wholenumberRowid(sqlite3_vtab_cursor *cur, sqlite_int64 *pRowid){
wholenumber_cursor *pCur = (wholenumber_cursor*)cur;
*pRowid = pCur->iValue;
return SQLITE_OK;
}
/*
** When the wholenumber_cursor.rLimit value is 0 or less, that is a signal
** that the cursor has nothing more to output.
*/
static int wholenumberEof(sqlite3_vtab_cursor *cur){
wholenumber_cursor *pCur = (wholenumber_cursor*)cur;
return pCur->iValue>pCur->mxValue || pCur->iValue==0;
}
/*
** Called to "rewind" a cursor back to the beginning so that
** it starts its output over again. Always called at least once
** prior to any wholenumberColumn, wholenumberRowid, or wholenumberEof call.
**
** idxNum Constraints
** ------ ---------------------
** 0 (none)
** 1 value > $argv0
** 2 value >= $argv0
** 4 value < $argv0
** 8 value <= $argv0
**
** 5 value > $argv0 AND value < $argv1
** 6 value >= $argv0 AND value < $argv1
** 9 value > $argv0 AND value <= $argv1
** 10 value >= $argv0 AND value <= $argv1
*/
static int wholenumberFilter(
sqlite3_vtab_cursor *pVtabCursor,
int idxNum, const char *idxStr,
int argc, sqlite3_value **argv
){
wholenumber_cursor *pCur = (wholenumber_cursor *)pVtabCursor;
sqlite3_int64 v;
int i = 0;
pCur->iValue = 1;
pCur->mxValue = 0xffffffff; /* 4294967295 */
if( idxNum & 3 ){
v = sqlite3_value_int64(argv[0]) + (idxNum&1);
if( v>pCur->iValue && v<=pCur->mxValue ) pCur->iValue = v;
i++;
}
if( idxNum & 12 ){
v = sqlite3_value_int64(argv[i]) - ((idxNum>>2)&1);
if( v>=pCur->iValue && v<pCur->mxValue ) pCur->mxValue = v;
}
return SQLITE_OK;
}
/*
** Search for terms of these forms:
**
** (1) value > $value
** (2) value >= $value
** (4) value < $value
** (8) value <= $value
**
** idxNum is an ORed combination of 1 or 2 with 4 or 8.
*/
static int wholenumberBestIndex(
sqlite3_vtab *tab,
sqlite3_index_info *pIdxInfo
){
int i;
int idxNum = 0;
int argvIdx = 1;
int ltIdx = -1;
int gtIdx = -1;
const struct sqlite3_index_constraint *pConstraint;
pConstraint = pIdxInfo->aConstraint;
for(i=0; i<pIdxInfo->nConstraint; i++, pConstraint++){
if( pConstraint->usable==0 ) continue;
if( (idxNum & 3)==0 && pConstraint->op==SQLITE_INDEX_CONSTRAINT_GT ){
idxNum |= 1;
ltIdx = i;
}
if( (idxNum & 3)==0 && pConstraint->op==SQLITE_INDEX_CONSTRAINT_GE ){
idxNum |= 2;
ltIdx = i;
}
if( (idxNum & 12)==0 && pConstraint->op==SQLITE_INDEX_CONSTRAINT_LT ){
idxNum |= 4;
gtIdx = i;
}
if( (idxNum & 12)==0 && pConstraint->op==SQLITE_INDEX_CONSTRAINT_LE ){
idxNum |= 8;
gtIdx = i;
}
}
pIdxInfo->idxNum = idxNum;
if( ltIdx>=0 ){
pIdxInfo->aConstraintUsage[ltIdx].argvIndex = argvIdx++;
pIdxInfo->aConstraintUsage[ltIdx].omit = 1;
}
if( gtIdx>=0 ){
pIdxInfo->aConstraintUsage[gtIdx].argvIndex = argvIdx;
pIdxInfo->aConstraintUsage[gtIdx].omit = 1;
}
if( pIdxInfo->nOrderBy==1
&& pIdxInfo->aOrderBy[0].desc==0
){
pIdxInfo->orderByConsumed = 1;
}
pIdxInfo->estimatedCost = (double)1;
return SQLITE_OK;
}
/*
** A virtual table module that provides read-only access to a
** Tcl global variable namespace.
*/
static sqlite3_module wholenumberModule = {
0, /* iVersion */
wholenumberConnect,
wholenumberConnect,
wholenumberBestIndex,
wholenumberDisconnect,
wholenumberDisconnect,
wholenumberOpen, /* xOpen - open a cursor */
wholenumberClose, /* xClose - close a cursor */
wholenumberFilter, /* xFilter - configure scan constraints */
wholenumberNext, /* xNext - advance a cursor */
wholenumberEof, /* xEof - check for end of scan */
wholenumberColumn, /* xColumn - read data */
wholenumberRowid, /* xRowid - read data */
0, /* xUpdate */
0, /* xBegin */
0, /* xSync */
0, /* xCommit */
0, /* xRollback */
0, /* xFindMethod */
0, /* xRename */
};
#endif /* SQLITE_OMIT_VIRTUALTABLE */
/*
** Register the wholenumber virtual table
*/
int wholenumber_register(sqlite3 *db){
int rc = SQLITE_OK;
#ifndef SQLITE_OMIT_VIRTUALTABLE
rc = sqlite3_create_module(db, "wholenumber", &wholenumberModule, 0);
#endif
return rc;
}
#ifdef SQLITE_TEST
#include <tcl.h>
/*
** Decode a pointer to an sqlite3 object.
*/
extern int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb);
/*
** Register the echo virtual table module.
*/
static int register_wholenumber_module(
ClientData clientData, /* Pointer to sqlite3_enable_XXX function */
Tcl_Interp *interp, /* The TCL interpreter that invoked this command */
int objc, /* Number of arguments */
Tcl_Obj *CONST objv[] /* Command arguments */
){
sqlite3 *db;
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
wholenumber_register(db);
return TCL_OK;
}
/*
** Register commands with the TCL interpreter.
*/
int Sqlitetestwholenumber_Init(Tcl_Interp *interp){
static struct {
char *zName;
Tcl_ObjCmdProc *xProc;
void *clientData;
} aObjCmd[] = {
{ "register_wholenumber_module", register_wholenumber_module, 0 },
};
int i;
for(i=0; i<sizeof(aObjCmd)/sizeof(aObjCmd[0]); i++){
Tcl_CreateObjCommand(interp, aObjCmd[i].zName,
aObjCmd[i].xProc, aObjCmd[i].clientData, 0);
}
return TCL_OK;
}
#endif /* SQLITE_TEST */

6
src/update.c
View File

@ -208,6 +208,7 @@ void sqlite3Update(
}
if( j>=pTab->nCol ){
if( sqlite3IsRowid(pChanges->a[i].zName) ){
j = -1;
chngRowid = 1;
pRowidExpr = pChanges->a[i].pExpr;
}else{
@ -220,7 +221,8 @@ void sqlite3Update(
{
int rc;
rc = sqlite3AuthCheck(pParse, SQLITE_UPDATE, pTab->zName,
pTab->aCol[j].zName, db->aDb[iDb].zName);
j<0 ? "ROWID" : pTab->aCol[j].zName,
db->aDb[iDb].zName);
if( rc==SQLITE_DENY ){
goto update_cleanup;
}else if( rc==SQLITE_IGNORE ){
@ -458,7 +460,7 @@ void sqlite3Update(
/* The row-trigger may have deleted the row being updated. In this
** case, jump to the next row. No updates or AFTER triggers are
** required. This behaviour - what happens when the row being updated
** required. This behavior - what happens when the row being updated
** is deleted or renamed by a BEFORE trigger - is left undefined in the
** documentation.
*/

38
src/util.c
View File

@ -261,7 +261,7 @@ int sqlite3_strnicmp(const char *zLeft, const char *zRight, int N){
*/
int sqlite3AtoF(const char *z, double *pResult, int length, u8 enc){
#ifndef SQLITE_OMIT_FLOATING_POINT
int incr = (enc==SQLITE_UTF8?1:2);
int incr;
const char *zEnd = z + length;
/* sign * significand * (10 ^ (esign * exponent)) */
int sign = 1; /* sign of significand */
@ -272,10 +272,22 @@ int sqlite3AtoF(const char *z, double *pResult, int length, u8 enc){
int eValid = 1; /* True exponent is either not used or is well-formed */
double result;
int nDigits = 0;
int nonNum = 0;
assert( enc==SQLITE_UTF8 || enc==SQLITE_UTF16LE || enc==SQLITE_UTF16BE );
*pResult = 0.0; /* Default return value, in case of an error */
if( enc==SQLITE_UTF16BE ) z++;
if( enc==SQLITE_UTF8 ){
incr = 1;
}else{
int i;
incr = 2;
assert( SQLITE_UTF16LE==2 && SQLITE_UTF16BE==3 );
for(i=3-enc; i<length && z[i]==0; i+=2){}
nonNum = i<length;
zEnd = z+i+enc-3;
z += (enc&1);
}
/* skip leading spaces */
while( z<zEnd && sqlite3Isspace(*z) ) z+=incr;
@ -408,7 +420,7 @@ do_atof_calc:
*pResult = result;
/* return true if number and no extra non-whitespace chracters after */
return z>=zEnd && nDigits>0 && eValid;
return z>=zEnd && nDigits>0 && eValid && nonNum==0;
#else
return !sqlite3Atoi64(z, pResult, length, enc);
#endif /* SQLITE_OMIT_FLOATING_POINT */
@ -457,21 +469,33 @@ static int compare2pow63(const char *zNum, int incr){
** signed 64-bit integer, its negative -9223372036854665808 can be.
**
** If zNum is too big for a 64-bit integer and is not
** 9223372036854665808 then return 1.
** 9223372036854665808 or if zNum contains any non-numeric text,
** then return 1.
**
** length is the number of bytes in the string (bytes, not characters).
** The string is not necessarily zero-terminated. The encoding is
** given by enc.
*/
int sqlite3Atoi64(const char *zNum, i64 *pNum, int length, u8 enc){
int incr = (enc==SQLITE_UTF8?1:2);
int incr;
u64 u = 0;
int neg = 0; /* assume positive */
int i;
int c = 0;
int nonNum = 0;
const char *zStart;
const char *zEnd = zNum + length;
if( enc==SQLITE_UTF16BE ) zNum++;
assert( enc==SQLITE_UTF8 || enc==SQLITE_UTF16LE || enc==SQLITE_UTF16BE );
if( enc==SQLITE_UTF8 ){
incr = 1;
}else{
incr = 2;
assert( SQLITE_UTF16LE==2 && SQLITE_UTF16BE==3 );
for(i=3-enc; i<length && zNum[i]==0; i+=2){}
nonNum = i<length;
zEnd = zNum+i+enc-3;
zNum += (enc&1);
}
while( zNum<zEnd && sqlite3Isspace(*zNum) ) zNum+=incr;
if( zNum<zEnd ){
if( *zNum=='-' ){
@ -496,7 +520,7 @@ int sqlite3Atoi64(const char *zNum, i64 *pNum, int length, u8 enc){
testcase( i==18 );
testcase( i==19 );
testcase( i==20 );
if( (c!=0 && &zNum[i]<zEnd) || (i==0 && zStart==zNum) || i>19*incr ){
if( (c!=0 && &zNum[i]<zEnd) || (i==0 && zStart==zNum) || i>19*incr || nonNum ){
/* zNum is empty or contains non-numeric text or is longer
** than 19 digits (thus guaranteeing that it is too large) */
return 1;

1
src/vacuum.c
View File

@ -289,6 +289,7 @@ int sqlite3RunVacuum(char **pzErrMsg, sqlite3 *db){
BTREE_DEFAULT_CACHE_SIZE, 0, /* Preserve the default page cache size */
BTREE_TEXT_ENCODING, 0, /* Preserve the text encoding */
BTREE_USER_VERSION, 0, /* Preserve the user version */
BTREE_APPLICATION_ID, 0, /* Preserve the application id */
};
assert( 1==sqlite3BtreeIsInTrans(pTemp) );

31
src/vdbe.c
View File

@ -152,11 +152,7 @@ int sqlite3_found_count = 0;
&& sqlite3VdbeMemMakeWriteable(P) ){ goto no_mem;}
/* Return true if the cursor was opened using the OP_OpenSorter opcode. */
#ifdef SQLITE_OMIT_MERGE_SORT
# define isSorter(x) 0
#else
# define isSorter(x) ((x)->pSorter!=0)
#endif
/*
** Argument pMem points at a register that will be passed to a
@ -869,7 +865,7 @@ case OP_Halt: {
if( rc==SQLITE_BUSY ){
p->rc = rc = SQLITE_BUSY;
}else{
assert( rc==SQLITE_OK || p->rc==SQLITE_CONSTRAINT );
assert( rc==SQLITE_OK || (p->rc&0xff)==SQLITE_CONSTRAINT );
assert( rc==SQLITE_OK || db->nDeferredCons>0 );
rc = p->rc ? SQLITE_ERROR : SQLITE_DONE;
}
@ -3321,17 +3317,12 @@ case OP_OpenEphemeral: {
case OP_SorterOpen: {
VdbeCursor *pCx;
#ifndef SQLITE_OMIT_MERGE_SORT
pCx = allocateCursor(p, pOp->p1, pOp->p2, -1, 1);
if( pCx==0 ) goto no_mem;
pCx->pKeyInfo = pOp->p4.pKeyInfo;
pCx->pKeyInfo->enc = ENC(p->db);
pCx->isSorter = 1;
rc = sqlite3VdbeSorterInit(db, pCx);
#else
pOp->opcode = OP_OpenEphemeral;
pc--;
#endif
break;
}
@ -3524,7 +3515,7 @@ case OP_SeekGt: { /* jump, in3 */
** r.flags = 0;
** }
*/
r.flags = (u16)(UNPACKED_INCRKEY * (1 & (oc - OP_SeekLt)));
r.flags = (u8)(UNPACKED_INCRKEY * (1 & (oc - OP_SeekLt)));
assert( oc!=OP_SeekGt || r.flags==UNPACKED_INCRKEY );
assert( oc!=OP_SeekLe || r.flags==UNPACKED_INCRKEY );
assert( oc!=OP_SeekGe || r.flags==0 );
@ -4214,15 +4205,10 @@ case OP_SorterCompare: {
case OP_SorterData: {
VdbeCursor *pC;
#ifndef SQLITE_OMIT_MERGE_SORT
pOut = &aMem[pOp->p2];
pC = p->apCsr[pOp->p1];
assert( pC->isSorter );
rc = sqlite3VdbeSorterRowkey(pC, pOut);
#else
pOp->opcode = OP_RowKey;
pc--;
#endif
break;
}
@ -4421,9 +4407,6 @@ case OP_Last: { /* jump */
** correctly optimizing out sorts.
*/
case OP_SorterSort: /* jump */
#ifdef SQLITE_OMIT_MERGE_SORT
pOp->opcode = OP_Sort;
#endif
case OP_Sort: { /* jump */
#ifdef SQLITE_TEST
sqlite3_sort_count++;
@ -4502,9 +4485,6 @@ case OP_Rewind: { /* jump */
** number P5-1 in the prepared statement is incremented.
*/
case OP_SorterNext: /* jump */
#ifdef SQLITE_OMIT_MERGE_SORT
pOp->opcode = OP_Next;
#endif
case OP_Prev: /* jump */
case OP_Next: { /* jump */
VdbeCursor *pC;
@ -4555,9 +4535,6 @@ case OP_Next: { /* jump */
** for tables is OP_Insert.
*/
case OP_SorterInsert: /* in2 */
#ifdef SQLITE_OMIT_MERGE_SORT
pOp->opcode = OP_IdxInsert;
#endif
case OP_IdxInsert: { /* in2 */
VdbeCursor *pC;
BtCursor *pCrsr;
@ -5784,7 +5761,7 @@ case OP_VOpen: {
/* Initialize sqlite3_vtab_cursor base class */
pVtabCursor->pVtab = pVtab;
/* Initialise vdbe cursor object */
/* Initialize vdbe cursor object */
pCur = allocateCursor(p, pOp->p1, 0, -1, 0);
if( pCur ){
pCur->pVtabCursor = pVtabCursor;
@ -6063,7 +6040,7 @@ case OP_VUpdate: {
assert( nArg>1 && apArg[0] && (apArg[0]->flags&MEM_Null) );
db->lastRowid = lastRowid = rowid;
}
if( rc==SQLITE_CONSTRAINT && pOp->p4.pVtab->bConstraint ){
if( (rc&0xff)==SQLITE_CONSTRAINT && pOp->p4.pVtab->bConstraint ){
if( pOp->p5==OE_Ignore ){
rc = SQLITE_OK;
}else{

22
src/vdbeInt.h
View File

@ -18,6 +18,14 @@
#ifndef _VDBEINT_H_
#define _VDBEINT_H_
/*
** The maximum number of times that a statement will try to reparse
** itself before giving up and returning SQLITE_SCHEMA.
*/
#ifndef SQLITE_MAX_SCHEMA_RETRY
# define SQLITE_MAX_SCHEMA_RETRY 50
#endif
/*
** SQL is translated into a sequence of instructions to be
** executed by a virtual machine. Each instruction is an instance
@ -123,7 +131,7 @@ struct VdbeFrame {
VdbeCursor **apCsr; /* Array of Vdbe cursors for parent frame */
void *token; /* Copy of SubProgram.token */
i64 lastRowid; /* Last insert rowid (sqlite3.lastRowid) */
u16 nCursor; /* Number of entries in apCsr */
int nCursor; /* Number of entries in apCsr */
int pc; /* Program Counter in parent (calling) frame */
int nOp; /* Size of aOp array */
int nMem; /* Number of entries in aMem */
@ -309,7 +317,7 @@ struct Vdbe {
int nLabel; /* Number of labels used */
int *aLabel; /* Space to hold the labels */
u16 nResColumn; /* Number of columns in one row of the result set */
u16 nCursor; /* Number of slots in apCsr[] */
int nCursor; /* Number of slots in apCsr[] */
u32 magic; /* Magic number for sanity checking */
char *zErrMsg; /* Error message written here */
Vdbe *pPrev,*pNext; /* Linked list of VDBEs with the same Vdbe.db */
@ -429,15 +437,6 @@ int sqlite3VdbeFrameRestore(VdbeFrame *);
void sqlite3VdbeMemStoreType(Mem *pMem);
int sqlite3VdbeTransferError(Vdbe *p);
#ifdef SQLITE_OMIT_MERGE_SORT
# define sqlite3VdbeSorterInit(Y,Z) SQLITE_OK
# define sqlite3VdbeSorterWrite(X,Y,Z) SQLITE_OK
# define sqlite3VdbeSorterClose(Y,Z)
# define sqlite3VdbeSorterRowkey(Y,Z) SQLITE_OK
# define sqlite3VdbeSorterRewind(X,Y,Z) SQLITE_OK
# define sqlite3VdbeSorterNext(X,Y,Z) SQLITE_OK
# define sqlite3VdbeSorterCompare(X,Y,Z) SQLITE_OK
#else
int sqlite3VdbeSorterInit(sqlite3 *, VdbeCursor *);
void sqlite3VdbeSorterClose(sqlite3 *, VdbeCursor *);
int sqlite3VdbeSorterRowkey(const VdbeCursor *, Mem *);
@ -445,7 +444,6 @@ int sqlite3VdbeSorterNext(sqlite3 *, const VdbeCursor *, int *);
int sqlite3VdbeSorterRewind(sqlite3 *, const VdbeCursor *, int *);
int sqlite3VdbeSorterWrite(sqlite3 *, const VdbeCursor *, Mem *);
int sqlite3VdbeSorterCompare(const VdbeCursor *, Mem *, int *);
#endif
#if !defined(SQLITE_OMIT_SHARED_CACHE) && SQLITE_THREADSAFE>0
void sqlite3VdbeEnter(Vdbe*);

12
src/vdbeapi.c
View File

@ -445,7 +445,7 @@ end_of_step:
assert( p->rc!=SQLITE_ROW && p->rc!=SQLITE_DONE );
if( p->isPrepareV2 && rc!=SQLITE_ROW && rc!=SQLITE_DONE ){
/* If this statement was prepared using sqlite3_prepare_v2(), and an
** error has occured, then return the error code in p->rc to the
** error has occurred, then return the error code in p->rc to the
** caller. Set the error code in the database handle to the same value.
*/
rc = sqlite3VdbeTransferError(p);
@ -453,14 +453,6 @@ end_of_step:
return (rc&db->errMask);
}
/*
** The maximum number of times that a statement will try to reparse
** itself before giving up and returning SQLITE_SCHEMA.
*/
#ifndef SQLITE_MAX_SCHEMA_RETRY
# define SQLITE_MAX_SCHEMA_RETRY 5
#endif
/*
** This is the top-level implementation of sqlite3_step(). Call
** sqlite3Step() to do most of the work. If a schema error occurs,
@ -1198,7 +1190,7 @@ int sqlite3VdbeParameterIndex(Vdbe *p, const char *zName, int nName){
if( zName ){
for(i=0; i<p->nzVar; i++){
const char *z = p->azVar[i];
if( z && memcmp(z,zName,nName)==0 && z[nName]==0 ){
if( z && strncmp(z,zName,nName)==0 && z[nName]==0 ){
return i+1;
}
}

44
src/vdbeaux.c
View File

@ -17,18 +17,6 @@
#include "sqliteInt.h"
#include "vdbeInt.h"
/*
** When debugging the code generator in a symbolic debugger, one can
** set the sqlite3VdbeAddopTrace to 1 and all opcodes will be printed
** as they are added to the instruction stream.
*/
#ifdef SQLITE_DEBUG
int sqlite3VdbeAddopTrace = 0;
#endif
/*
** Create a new virtual database engine.
*/
@ -158,7 +146,9 @@ int sqlite3VdbeAddOp3(Vdbe *p, int op, int p1, int p2, int p3){
pOp->p4type = P4_NOTUSED;
#ifdef SQLITE_DEBUG
pOp->zComment = 0;
if( sqlite3VdbeAddopTrace ) sqlite3VdbePrintOp(0, i, &p->aOp[i]);
if( p->db->flags & SQLITE_VdbeAddopTrace ){
sqlite3VdbePrintOp(0, i, &p->aOp[i]);
}
#endif
#ifdef VDBE_PROFILE
pOp->cycles = 0;
@ -377,7 +367,7 @@ int sqlite3VdbeAssertMayAbort(Vdbe *v, int mayAbort){
|| (opcode==OP_FkCounter && pOp->p1==0 && pOp->p2==1)
#endif
|| ((opcode==OP_Halt || opcode==OP_HaltIfNull)
&& (pOp->p1==SQLITE_CONSTRAINT && pOp->p2==OE_Abort))
&& ((pOp->p1&0xff)==SQLITE_CONSTRAINT && pOp->p2==OE_Abort))
){
hasAbort = 1;
break;
@ -385,7 +375,7 @@ int sqlite3VdbeAssertMayAbort(Vdbe *v, int mayAbort){
}
sqlite3DbFree(v->db, sIter.apSub);
/* Return true if hasAbort==mayAbort. Or if a malloc failure occured.
/* Return true if hasAbort==mayAbort. Or if a malloc failure occurred.
** If malloc failed, then the while() loop above may not have iterated
** through all opcodes and hasAbort may be set incorrectly. Return
** true for this case to prevent the assert() in the callers frame
@ -512,7 +502,7 @@ int sqlite3VdbeAddOpList(Vdbe *p, int nOp, VdbeOpList const *aOp){
pOut->p5 = 0;
#ifdef SQLITE_DEBUG
pOut->zComment = 0;
if( sqlite3VdbeAddopTrace ){
if( p->db->flags & SQLITE_VdbeAddopTrace ){
sqlite3VdbePrintOp(0, i+addr, &p->aOp[i+addr]);
}
#endif
@ -1538,7 +1528,7 @@ void sqlite3VdbeMakeReady(
zEnd = &zCsr[nByte];
}while( nByte && !db->mallocFailed );
p->nCursor = (u16)nCursor;
p->nCursor = nCursor;
p->nOnceFlag = nOnce;
if( p->aVar ){
p->nVar = (ynVar)nVar;
@ -1780,7 +1770,7 @@ static int vdbeCommit(sqlite3 *db, Vdbe *p){
if( needXcommit && db->xCommitCallback ){
rc = db->xCommitCallback(db->pCommitArg);
if( rc ){
return SQLITE_CONSTRAINT;
return SQLITE_CONSTRAINT_COMMITHOOK;
}
}
@ -2017,7 +2007,7 @@ int sqlite3VdbeCloseStatement(Vdbe *p, int eOp){
/* If p->iStatement is greater than zero, then this Vdbe opened a
** statement transaction that should be closed here. The only exception
** is that an IO error may have occured, causing an emergency rollback.
** is that an IO error may have occurred, causing an emergency rollback.
** In this case (db->nStatement==0), and there is nothing to do.
*/
if( db->nStatement && p->iStatement ){
@ -2072,14 +2062,14 @@ int sqlite3VdbeCloseStatement(Vdbe *p, int eOp){
** violations, return SQLITE_ERROR. Otherwise, SQLITE_OK.
**
** If there are outstanding FK violations and this function returns
** SQLITE_ERROR, set the result of the VM to SQLITE_CONSTRAINT and write
** an error message to it. Then return SQLITE_ERROR.
** SQLITE_ERROR, set the result of the VM to SQLITE_CONSTRAINT_FOREIGNKEY
** and write an error message to it. Then return SQLITE_ERROR.
*/
#ifndef SQLITE_OMIT_FOREIGN_KEY
int sqlite3VdbeCheckFk(Vdbe *p, int deferred){
sqlite3 *db = p->db;
if( (deferred && db->nDeferredCons>0) || (!deferred && p->nFkConstraint>0) ){
p->rc = SQLITE_CONSTRAINT;
p->rc = SQLITE_CONSTRAINT_FOREIGNKEY;
p->errorAction = OE_Abort;
sqlite3SetString(&p->zErrMsg, db, "foreign key constraint failed");
return SQLITE_ERROR;
@ -2153,7 +2143,7 @@ int sqlite3VdbeHalt(Vdbe *p){
**
** Even if the statement is read-only, it is important to perform
** a statement or transaction rollback operation. If the error
** occured while writing to the journal, sub-journal or database
** occurred while writing to the journal, sub-journal or database
** file as part of an effort to free up cache space (see function
** pagerStress() in pager.c), the rollback is required to restore
** the pager to a consistent state.
@ -2194,7 +2184,7 @@ int sqlite3VdbeHalt(Vdbe *p){
sqlite3VdbeLeave(p);
return SQLITE_ERROR;
}
rc = SQLITE_CONSTRAINT;
rc = SQLITE_CONSTRAINT_FOREIGNKEY;
}else{
/* The auto-commit flag is true, the vdbe program was successful
** or hit an 'OR FAIL' constraint and there are no deferred foreign
@ -2237,7 +2227,7 @@ int sqlite3VdbeHalt(Vdbe *p){
if( eStatementOp ){
rc = sqlite3VdbeCloseStatement(p, eStatementOp);
if( rc ){
if( p->rc==SQLITE_OK || p->rc==SQLITE_CONSTRAINT ){
if( p->rc==SQLITE_OK || (p->rc&0xff)==SQLITE_CONSTRAINT ){
p->rc = rc;
sqlite3DbFree(db, p->zErrMsg);
p->zErrMsg = 0;
@ -2478,7 +2468,7 @@ void sqlite3VdbeClearObject(sqlite3 *db, Vdbe *p){
sqlite3DbFree(db, p->zSql);
sqlite3DbFree(db, p->pFree);
#if defined(SQLITE_ENABLE_TREE_EXPLAIN)
sqlite3_free(p->zExplain);
sqlite3DbFree(db, p->zExplain);
sqlite3DbFree(db, p->pExplain);
#endif
}
@ -2567,7 +2557,7 @@ int sqlite3VdbeCursorMoveto(VdbeCursor *p){
** the blob of data that it corresponds to. In a table record, all serial
** types are stored at the start of the record, and the blobs of data at
** the end. Hence these functions allow the caller to handle the
** serial-type and data blob seperately.
** serial-type and data blob separately.
**
** The following table describes the various storage classes for data:
**

2
src/vdbeblob.c
View File

@ -313,7 +313,7 @@ int sqlite3_blob_open(
}
sqlite3_bind_int64(pBlob->pStmt, 1, iRow);
rc = blobSeekToRow(pBlob, iRow, &zErr);
} while( (++nAttempt)<5 && rc==SQLITE_SCHEMA );
} while( (++nAttempt)<SQLITE_MAX_SCHEMA_RETRY && rc==SQLITE_SCHEMA );
blob_open_out:
if( rc==SQLITE_OK && db->mallocFailed==0 ){

2
src/vdbemem.c
View File

@ -32,7 +32,9 @@
** between formats.
*/
int sqlite3VdbeChangeEncoding(Mem *pMem, int desiredEnc){
#ifndef SQLITE_OMIT_UTF16
int rc;
#endif
assert( (pMem->flags&MEM_RowSet)==0 );
assert( desiredEnc==SQLITE_UTF8 || desiredEnc==SQLITE_UTF16LE
|| desiredEnc==SQLITE_UTF16BE );

3
src/vdbesort.c
View File

@ -18,7 +18,6 @@
#include "sqliteInt.h"
#include "vdbeInt.h"
#ifndef SQLITE_OMIT_MERGE_SORT
typedef struct VdbeSorterIter VdbeSorterIter;
typedef struct SorterRecord SorterRecord;
@ -1037,5 +1036,3 @@ int sqlite3VdbeSorterCompare(
vdbeSorterCompare(pCsr, 1, pVal->z, pVal->n, pKey, nKey, pRes);
return SQLITE_OK;
}
#endif /* #ifndef SQLITE_OMIT_MERGE_SORT */

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