32 lines
961 B
Awk
32 lines
961 B
Awk
#!/usr/bin/awk -f
|
|
#
|
|
# This AWK script scans the opcodes.h file (which is itself generated by
|
|
# another awk script) and uses the information gleaned to create the
|
|
# opcodes.c source file.
|
|
#
|
|
# Opcodes.c contains strings which are the symbolic names for the various
|
|
# opcodes used by the VDBE. These strings are used when disassembling a
|
|
# VDBE program during tracing or as a result of the EXPLAIN keyword.
|
|
#
|
|
BEGIN {
|
|
print "/* Automatically generated. Do not edit */"
|
|
print "/* See the mkopcodec.awk script for details. */"
|
|
printf "#if !defined(SQLITE_OMIT_EXPLAIN)"
|
|
printf " || !defined(NDEBUG)"
|
|
printf " || defined(VDBE_PROFILE)"
|
|
print " || defined(SQLITE_DEBUG)"
|
|
print "const char *sqlite3OpcodeName(int i){"
|
|
print " static const char *const azName[] = { \"?\","
|
|
}
|
|
/define OP_/ {
|
|
sub("OP_","",$2)
|
|
i++
|
|
printf " /* %3d */ \"%s\",\n", $3, $2
|
|
}
|
|
END {
|
|
print " };"
|
|
print " return azName[i];"
|
|
print "}"
|
|
print "#endif"
|
|
}
|