mirror of
https://github.com/status-im/secp256k1.git
synced 2025-02-23 19:28:19 +00:00
270f6c80db
Found thanks to the developer checks from the pkgsrc software distribution (for NetBSD, SmartOS, Minix, MacOS X, Linux, and more).
495 lines
15 KiB
Plaintext
495 lines
15 KiB
Plaintext
AC_PREREQ([2.60])
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AC_INIT([libsecp256k1],[0.1])
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AC_CONFIG_AUX_DIR([build-aux])
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AC_CONFIG_MACRO_DIR([build-aux/m4])
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AC_CANONICAL_HOST
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AH_TOP([#ifndef LIBSECP256K1_CONFIG_H])
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AH_TOP([#define LIBSECP256K1_CONFIG_H])
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AH_BOTTOM([#endif /*LIBSECP256K1_CONFIG_H*/])
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AM_INIT_AUTOMAKE([foreign subdir-objects])
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LT_INIT
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dnl make the compilation flags quiet unless V=1 is used
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m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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PKG_PROG_PKG_CONFIG
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AC_PATH_TOOL(AR, ar)
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AC_PATH_TOOL(RANLIB, ranlib)
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AC_PATH_TOOL(STRIP, strip)
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AX_PROG_CC_FOR_BUILD
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if test "x$CFLAGS" = "x"; then
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CFLAGS="-g"
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fi
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AM_PROG_CC_C_O
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AC_PROG_CC_C89
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if test x"$ac_cv_prog_cc_c89" = x"no"; then
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AC_MSG_ERROR([c89 compiler support required])
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fi
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AM_PROG_AS
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case $host_os in
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*darwin*)
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if test x$cross_compiling != xyes; then
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AC_PATH_PROG([BREW],brew,)
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if test x$BREW != x; then
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dnl These Homebrew packages may be keg-only, meaning that they won't be found
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dnl in expected paths because they may conflict with system files. Ask
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dnl Homebrew where each one is located, then adjust paths accordingly.
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openssl_prefix=`$BREW --prefix openssl 2>/dev/null`
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gmp_prefix=`$BREW --prefix gmp 2>/dev/null`
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if test x$openssl_prefix != x; then
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PKG_CONFIG_PATH="$openssl_prefix/lib/pkgconfig:$PKG_CONFIG_PATH"
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export PKG_CONFIG_PATH
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fi
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if test x$gmp_prefix != x; then
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GMP_CPPFLAGS="-I$gmp_prefix/include"
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GMP_LIBS="-L$gmp_prefix/lib"
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fi
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else
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AC_PATH_PROG([PORT],port,)
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dnl if homebrew isn't installed and macports is, add the macports default paths
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dnl as a last resort.
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if test x$PORT != x; then
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CPPFLAGS="$CPPFLAGS -isystem /opt/local/include"
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LDFLAGS="$LDFLAGS -L/opt/local/lib"
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fi
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fi
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fi
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;;
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esac
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CFLAGS="$CFLAGS -W"
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warn_CFLAGS="-std=c89 -pedantic -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wstrict-prototypes -Wno-unused-function -Wno-long-long -Wno-overlength-strings"
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saved_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $warn_CFLAGS"
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AC_MSG_CHECKING([if ${CC} supports ${warn_CFLAGS}])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[char foo;]])],
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[ AC_MSG_RESULT([yes]) ],
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[ AC_MSG_RESULT([no])
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CFLAGS="$saved_CFLAGS"
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])
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saved_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -fvisibility=hidden"
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AC_MSG_CHECKING([if ${CC} supports -fvisibility=hidden])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[char foo;]])],
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[ AC_MSG_RESULT([yes]) ],
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[ AC_MSG_RESULT([no])
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CFLAGS="$saved_CFLAGS"
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])
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AC_ARG_ENABLE(benchmark,
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AS_HELP_STRING([--enable-benchmark],[compile benchmark (default is yes)]),
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[use_benchmark=$enableval],
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[use_benchmark=yes])
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AC_ARG_ENABLE(coverage,
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AS_HELP_STRING([--enable-coverage],[enable compiler flags to support kcov coverage analysis]),
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[enable_coverage=$enableval],
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[enable_coverage=no])
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AC_ARG_ENABLE(tests,
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AS_HELP_STRING([--enable-tests],[compile tests (default is yes)]),
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[use_tests=$enableval],
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[use_tests=yes])
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AC_ARG_ENABLE(openssl_tests,
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AS_HELP_STRING([--enable-openssl-tests],[enable OpenSSL tests, if OpenSSL is available (default is auto)]),
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[enable_openssl_tests=$enableval],
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[enable_openssl_tests=auto])
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AC_ARG_ENABLE(experimental,
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AS_HELP_STRING([--enable-experimental],[allow experimental configure options (default is no)]),
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[use_experimental=$enableval],
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[use_experimental=no])
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AC_ARG_ENABLE(exhaustive_tests,
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AS_HELP_STRING([--enable-exhaustive-tests],[compile exhaustive tests (default is yes)]),
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[use_exhaustive_tests=$enableval],
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[use_exhaustive_tests=yes])
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AC_ARG_ENABLE(endomorphism,
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AS_HELP_STRING([--enable-endomorphism],[enable endomorphism (default is no)]),
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[use_endomorphism=$enableval],
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[use_endomorphism=no])
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AC_ARG_ENABLE(ecmult_static_precomputation,
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AS_HELP_STRING([--enable-ecmult-static-precomputation],[enable precomputed ecmult table for signing (default is yes)]),
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[use_ecmult_static_precomputation=$enableval],
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[use_ecmult_static_precomputation=auto])
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AC_ARG_ENABLE(module_ecdh,
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AS_HELP_STRING([--enable-module-ecdh],[enable ECDH shared secret computation (experimental)]),
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[enable_module_ecdh=$enableval],
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[enable_module_ecdh=no])
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AC_ARG_ENABLE(module_recovery,
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AS_HELP_STRING([--enable-module-recovery],[enable ECDSA pubkey recovery module (default is no)]),
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[enable_module_recovery=$enableval],
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[enable_module_recovery=no])
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AC_ARG_ENABLE(jni,
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AS_HELP_STRING([--enable-jni],[enable libsecp256k1_jni (default is no)]),
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[use_jni=$enableval],
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[use_jni=no])
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AC_ARG_WITH([field], [AS_HELP_STRING([--with-field=64bit|32bit|auto],
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[Specify Field Implementation. Default is auto])],[req_field=$withval], [req_field=auto])
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AC_ARG_WITH([bignum], [AS_HELP_STRING([--with-bignum=gmp|no|auto],
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[Specify Bignum Implementation. Default is auto])],[req_bignum=$withval], [req_bignum=auto])
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AC_ARG_WITH([scalar], [AS_HELP_STRING([--with-scalar=64bit|32bit|auto],
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[Specify scalar implementation. Default is auto])],[req_scalar=$withval], [req_scalar=auto])
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AC_ARG_WITH([asm], [AS_HELP_STRING([--with-asm=x86_64|arm|no|auto]
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[Specify assembly optimizations to use. Default is auto (experimental: arm)])],[req_asm=$withval], [req_asm=auto])
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AC_CHECK_TYPES([__int128])
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AC_MSG_CHECKING([for __builtin_expect])
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AC_COMPILE_IFELSE([AC_LANG_SOURCE([[void myfunc() {__builtin_expect(0,0);}]])],
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[ AC_MSG_RESULT([yes]);AC_DEFINE(HAVE_BUILTIN_EXPECT,1,[Define this symbol if __builtin_expect is available]) ],
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[ AC_MSG_RESULT([no])
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])
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if test x"$enable_coverage" = x"yes"; then
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AC_DEFINE(COVERAGE, 1, [Define this symbol to compile out all VERIFY code])
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CFLAGS="$CFLAGS -O0 --coverage"
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LDFLAGS="--coverage"
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else
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CFLAGS="$CFLAGS -O3"
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fi
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if test x"$use_ecmult_static_precomputation" != x"no"; then
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save_cross_compiling=$cross_compiling
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cross_compiling=no
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TEMP_CC="$CC"
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CC="$CC_FOR_BUILD"
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AC_MSG_CHECKING([native compiler: ${CC_FOR_BUILD}])
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AC_RUN_IFELSE(
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[AC_LANG_PROGRAM([], [return 0])],
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[working_native_cc=yes],
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[working_native_cc=no],[dnl])
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CC="$TEMP_CC"
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cross_compiling=$save_cross_compiling
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if test x"$working_native_cc" = x"no"; then
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set_precomp=no
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if test x"$use_ecmult_static_precomputation" = x"yes"; then
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AC_MSG_ERROR([${CC_FOR_BUILD} does not produce working binaries. Please set CC_FOR_BUILD])
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else
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AC_MSG_RESULT([${CC_FOR_BUILD} does not produce working binaries. Please set CC_FOR_BUILD])
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fi
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else
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AC_MSG_RESULT([ok])
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set_precomp=yes
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fi
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else
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set_precomp=no
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fi
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if test x"$req_asm" = x"auto"; then
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SECP_64BIT_ASM_CHECK
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if test x"$has_64bit_asm" = x"yes"; then
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set_asm=x86_64
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fi
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if test x"$set_asm" = x; then
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set_asm=no
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fi
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else
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set_asm=$req_asm
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case $set_asm in
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x86_64)
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SECP_64BIT_ASM_CHECK
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if test x"$has_64bit_asm" != x"yes"; then
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AC_MSG_ERROR([x86_64 assembly optimization requested but not available])
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fi
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;;
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arm)
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;;
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no)
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;;
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*)
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AC_MSG_ERROR([invalid assembly optimization selection])
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;;
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esac
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fi
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if test x"$req_field" = x"auto"; then
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if test x"set_asm" = x"x86_64"; then
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set_field=64bit
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fi
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if test x"$set_field" = x; then
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SECP_INT128_CHECK
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if test x"$has_int128" = x"yes"; then
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set_field=64bit
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fi
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fi
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if test x"$set_field" = x; then
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set_field=32bit
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fi
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else
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set_field=$req_field
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case $set_field in
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64bit)
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if test x"$set_asm" != x"x86_64"; then
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SECP_INT128_CHECK
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if test x"$has_int128" != x"yes"; then
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AC_MSG_ERROR([64bit field explicitly requested but neither __int128 support or x86_64 assembly available])
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fi
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fi
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;;
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32bit)
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;;
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*)
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AC_MSG_ERROR([invalid field implementation selection])
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;;
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esac
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fi
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if test x"$req_scalar" = x"auto"; then
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SECP_INT128_CHECK
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if test x"$has_int128" = x"yes"; then
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set_scalar=64bit
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fi
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if test x"$set_scalar" = x; then
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set_scalar=32bit
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fi
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else
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set_scalar=$req_scalar
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case $set_scalar in
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64bit)
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SECP_INT128_CHECK
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if test x"$has_int128" != x"yes"; then
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AC_MSG_ERROR([64bit scalar explicitly requested but __int128 support not available])
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fi
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;;
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32bit)
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;;
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*)
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AC_MSG_ERROR([invalid scalar implementation selected])
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;;
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esac
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fi
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if test x"$req_bignum" = x"auto"; then
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SECP_GMP_CHECK
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if test x"$has_gmp" = x"yes"; then
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set_bignum=gmp
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fi
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if test x"$set_bignum" = x; then
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set_bignum=no
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fi
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else
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set_bignum=$req_bignum
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case $set_bignum in
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gmp)
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SECP_GMP_CHECK
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if test x"$has_gmp" != x"yes"; then
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AC_MSG_ERROR([gmp bignum explicitly requested but libgmp not available])
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fi
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;;
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no)
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;;
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*)
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AC_MSG_ERROR([invalid bignum implementation selection])
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;;
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esac
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fi
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# select assembly optimization
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use_external_asm=no
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case $set_asm in
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x86_64)
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AC_DEFINE(USE_ASM_X86_64, 1, [Define this symbol to enable x86_64 assembly optimizations])
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;;
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arm)
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use_external_asm=yes
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;;
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no)
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;;
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*)
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AC_MSG_ERROR([invalid assembly optimizations])
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;;
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esac
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# select field implementation
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case $set_field in
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64bit)
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AC_DEFINE(USE_FIELD_5X52, 1, [Define this symbol to use the FIELD_5X52 implementation])
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;;
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32bit)
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AC_DEFINE(USE_FIELD_10X26, 1, [Define this symbol to use the FIELD_10X26 implementation])
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;;
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*)
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AC_MSG_ERROR([invalid field implementation])
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;;
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esac
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# select bignum implementation
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case $set_bignum in
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gmp)
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AC_DEFINE(HAVE_LIBGMP, 1, [Define this symbol if libgmp is installed])
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AC_DEFINE(USE_NUM_GMP, 1, [Define this symbol to use the gmp implementation for num])
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AC_DEFINE(USE_FIELD_INV_NUM, 1, [Define this symbol to use the num-based field inverse implementation])
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AC_DEFINE(USE_SCALAR_INV_NUM, 1, [Define this symbol to use the num-based scalar inverse implementation])
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;;
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no)
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AC_DEFINE(USE_NUM_NONE, 1, [Define this symbol to use no num implementation])
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AC_DEFINE(USE_FIELD_INV_BUILTIN, 1, [Define this symbol to use the native field inverse implementation])
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AC_DEFINE(USE_SCALAR_INV_BUILTIN, 1, [Define this symbol to use the native scalar inverse implementation])
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;;
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*)
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AC_MSG_ERROR([invalid bignum implementation])
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;;
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esac
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#select scalar implementation
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case $set_scalar in
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64bit)
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AC_DEFINE(USE_SCALAR_4X64, 1, [Define this symbol to use the 4x64 scalar implementation])
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;;
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32bit)
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AC_DEFINE(USE_SCALAR_8X32, 1, [Define this symbol to use the 8x32 scalar implementation])
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;;
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*)
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AC_MSG_ERROR([invalid scalar implementation])
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;;
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esac
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if test x"$use_tests" = x"yes"; then
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SECP_OPENSSL_CHECK
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if test x"$has_openssl_ec" = x"yes"; then
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if test x"$enable_openssl_tests" != x"no"; then
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AC_DEFINE(ENABLE_OPENSSL_TESTS, 1, [Define this symbol if OpenSSL EC functions are available])
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SECP_TEST_INCLUDES="$SSL_CFLAGS $CRYPTO_CFLAGS"
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SECP_TEST_LIBS="$CRYPTO_LIBS"
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case $host in
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*mingw*)
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SECP_TEST_LIBS="$SECP_TEST_LIBS -lgdi32"
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;;
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esac
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fi
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else
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if test x"$enable_openssl_tests" = x"yes"; then
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AC_MSG_ERROR([OpenSSL tests requested but OpenSSL with EC support is not available])
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fi
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fi
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else
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if test x"$enable_openssl_tests" = x"yes"; then
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AC_MSG_ERROR([OpenSSL tests requested but tests are not enabled])
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fi
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fi
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if test x"$use_jni" != x"no"; then
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AX_JNI_INCLUDE_DIR
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have_jni_dependencies=yes
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if test x"$enable_module_ecdh" = x"no"; then
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have_jni_dependencies=no
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fi
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if test "x$JNI_INCLUDE_DIRS" = "x"; then
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have_jni_dependencies=no
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fi
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if test "x$have_jni_dependencies" = "xno"; then
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if test x"$use_jni" = x"yes"; then
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AC_MSG_ERROR([jni support explicitly requested but headers/dependencies were not found. Enable ECDH and try again.])
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fi
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AC_MSG_WARN([jni headers/dependencies not found. jni support disabled])
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use_jni=no
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else
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use_jni=yes
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for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS; do
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JNI_INCLUDES="$JNI_INCLUDES -I$JNI_INCLUDE_DIR"
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done
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fi
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fi
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if test x"$set_bignum" = x"gmp"; then
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SECP_LIBS="$SECP_LIBS $GMP_LIBS"
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SECP_INCLUDES="$SECP_INCLUDES $GMP_CPPFLAGS"
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fi
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|
if test x"$use_endomorphism" = x"yes"; then
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AC_DEFINE(USE_ENDOMORPHISM, 1, [Define this symbol to use endomorphism optimization])
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fi
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if test x"$set_precomp" = x"yes"; then
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AC_DEFINE(USE_ECMULT_STATIC_PRECOMPUTATION, 1, [Define this symbol to use a statically generated ecmult table])
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fi
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if test x"$enable_module_ecdh" = x"yes"; then
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AC_DEFINE(ENABLE_MODULE_ECDH, 1, [Define this symbol to enable the ECDH module])
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fi
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if test x"$enable_module_recovery" = x"yes"; then
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AC_DEFINE(ENABLE_MODULE_RECOVERY, 1, [Define this symbol to enable the ECDSA pubkey recovery module])
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fi
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AC_C_BIGENDIAN()
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|
if test x"$use_external_asm" = x"yes"; then
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AC_DEFINE(USE_EXTERNAL_ASM, 1, [Define this symbol if an external (non-inline) assembly implementation is used])
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|
fi
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AC_MSG_NOTICE([Using static precomputation: $set_precomp])
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AC_MSG_NOTICE([Using assembly optimizations: $set_asm])
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AC_MSG_NOTICE([Using field implementation: $set_field])
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AC_MSG_NOTICE([Using bignum implementation: $set_bignum])
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AC_MSG_NOTICE([Using scalar implementation: $set_scalar])
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AC_MSG_NOTICE([Using endomorphism optimizations: $use_endomorphism])
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AC_MSG_NOTICE([Building benchmarks: $use_benchmark])
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AC_MSG_NOTICE([Building for coverage analysis: $enable_coverage])
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AC_MSG_NOTICE([Building ECDH module: $enable_module_ecdh])
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AC_MSG_NOTICE([Building ECDSA pubkey recovery module: $enable_module_recovery])
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|
AC_MSG_NOTICE([Using jni: $use_jni])
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|
|
if test x"$enable_experimental" = x"yes"; then
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AC_MSG_NOTICE([******])
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|
AC_MSG_NOTICE([WARNING: experimental build])
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AC_MSG_NOTICE([Experimental features do not have stable APIs or properties, and may not be safe for production use.])
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AC_MSG_NOTICE([Building ECDH module: $enable_module_ecdh])
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AC_MSG_NOTICE([******])
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else
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if test x"$enable_module_ecdh" = x"yes"; then
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AC_MSG_ERROR([ECDH module is experimental. Use --enable-experimental to allow.])
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fi
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if test x"$set_asm" = x"arm"; then
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AC_MSG_ERROR([ARM assembly optimization is experimental. Use --enable-experimental to allow.])
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fi
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fi
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AC_CONFIG_HEADERS([src/libsecp256k1-config.h])
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AC_CONFIG_FILES([Makefile libsecp256k1.pc])
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AC_SUBST(JNI_INCLUDES)
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AC_SUBST(SECP_INCLUDES)
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AC_SUBST(SECP_LIBS)
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AC_SUBST(SECP_TEST_LIBS)
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AC_SUBST(SECP_TEST_INCLUDES)
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AM_CONDITIONAL([ENABLE_COVERAGE], [test x"$enable_coverage" = x"yes"])
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AM_CONDITIONAL([USE_TESTS], [test x"$use_tests" != x"no"])
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AM_CONDITIONAL([USE_EXHAUSTIVE_TESTS], [test x"$use_exhaustive_tests" != x"no"])
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AM_CONDITIONAL([USE_BENCHMARK], [test x"$use_benchmark" = x"yes"])
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AM_CONDITIONAL([USE_ECMULT_STATIC_PRECOMPUTATION], [test x"$set_precomp" = x"yes"])
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AM_CONDITIONAL([ENABLE_MODULE_ECDH], [test x"$enable_module_ecdh" = x"yes"])
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AM_CONDITIONAL([ENABLE_MODULE_RECOVERY], [test x"$enable_module_recovery" = x"yes"])
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AM_CONDITIONAL([USE_JNI], [test x"$use_jni" = x"yes"])
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AM_CONDITIONAL([USE_EXTERNAL_ASM], [test x"$use_external_asm" = x"yes"])
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AM_CONDITIONAL([USE_ASM_ARM], [test x"$set_asm" = x"arm"])
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dnl make sure nothing new is exported so that we don't break the cache
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PKGCONFIG_PATH_TEMP="$PKG_CONFIG_PATH"
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unset PKG_CONFIG_PATH
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PKG_CONFIG_PATH="$PKGCONFIG_PATH_TEMP"
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AC_OUTPUT
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