2014-11-18 09:06:36 -08:00
|
|
|
AC_PREREQ([2.60])
|
|
|
|
AC_INIT([libsecp256k1],[0.1])
|
|
|
|
AC_CONFIG_AUX_DIR([build-aux])
|
|
|
|
AC_CONFIG_MACRO_DIR([build-aux/m4])
|
|
|
|
AC_CANONICAL_HOST
|
|
|
|
AH_TOP([#ifndef LIBSECP256K1_CONFIG_H])
|
|
|
|
AH_TOP([#define LIBSECP256K1_CONFIG_H])
|
2015-03-27 14:03:36 -07:00
|
|
|
AH_BOTTOM([#endif /*LIBSECP256K1_CONFIG_H*/])
|
2015-01-05 15:28:47 -08:00
|
|
|
AM_INIT_AUTOMAKE([foreign subdir-objects])
|
2014-11-18 09:06:36 -08:00
|
|
|
LT_INIT
|
|
|
|
|
|
|
|
dnl make the compilation flags quiet unless V=1 is used
|
|
|
|
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
|
|
|
|
|
|
|
|
PKG_PROG_PKG_CONFIG
|
|
|
|
|
|
|
|
AC_PATH_TOOL(AR, ar)
|
|
|
|
AC_PATH_TOOL(RANLIB, ranlib)
|
|
|
|
AC_PATH_TOOL(STRIP, strip)
|
|
|
|
|
2014-12-10 16:58:25 -08:00
|
|
|
if test "x$CFLAGS" = "x"; then
|
|
|
|
CFLAGS="-O3 -g"
|
|
|
|
fi
|
|
|
|
|
2015-03-27 14:03:36 -07:00
|
|
|
AC_PROG_CC_C89
|
|
|
|
if test x"$ac_cv_prog_cc_c89" = x"no"; then
|
|
|
|
AC_MSG_ERROR([c89 compiler support required])
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
|
|
|
|
|
|
|
case $host in
|
|
|
|
*mingw*)
|
|
|
|
use_pkgconfig=no
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
use_pkgconfig=yes
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
case $host_os in
|
2014-12-04 10:17:07 -08:00
|
|
|
*darwin*)
|
|
|
|
if test x$cross_compiling != xyes; then
|
|
|
|
AC_PATH_PROG([BREW],brew,)
|
|
|
|
if test x$BREW != x; then
|
|
|
|
dnl These Homebrew packages may be keg-only, meaning that they won't be found
|
|
|
|
dnl in expected paths because they may conflict with system files. Ask
|
|
|
|
dnl Homebrew where each one is located, then adjust paths accordingly.
|
|
|
|
|
|
|
|
openssl_prefix=`$BREW --prefix openssl 2>/dev/null`
|
|
|
|
gmp_prefix=`$BREW --prefix gmp 2>/dev/null`
|
|
|
|
if test x$openssl_prefix != x; then
|
|
|
|
PKG_CONFIG_PATH="$openssl_prefix/lib/pkgconfig:$PKG_CONFIG_PATH"
|
|
|
|
export PKG_CONFIG_PATH
|
|
|
|
fi
|
|
|
|
if test x$gmp_prefix != x; then
|
|
|
|
GMP_CPPFLAGS="-I$gmp_prefix/include"
|
|
|
|
GMP_LIBS="-L$gmp_prefix/lib"
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
AC_PATH_PROG([PORT],port,)
|
|
|
|
dnl if homebrew isn't installed and macports is, add the macports default paths
|
|
|
|
dnl as a last resort.
|
|
|
|
if test x$PORT != x; then
|
|
|
|
CPPFLAGS="$CPPFLAGS -isystem /opt/local/include"
|
|
|
|
LDFLAGS="$LDFLAGS -L/opt/local/lib"
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
;;
|
2014-11-18 09:06:36 -08:00
|
|
|
esac
|
|
|
|
|
|
|
|
CFLAGS="$CFLAGS -W"
|
|
|
|
|
2015-03-27 14:03:36 -07:00
|
|
|
warn_CFLAGS="-std=c89 -pedantic -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wstrict-prototypes -Wno-unused-function -Wno-long-long -Wno-overlength-strings"
|
2014-11-18 09:06:36 -08:00
|
|
|
saved_CFLAGS="$CFLAGS"
|
|
|
|
CFLAGS="$CFLAGS $warn_CFLAGS"
|
|
|
|
AC_MSG_CHECKING([if ${CC} supports ${warn_CFLAGS}])
|
|
|
|
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[char foo;]])],
|
|
|
|
[ AC_MSG_RESULT([yes]) ],
|
|
|
|
[ AC_MSG_RESULT([no])
|
|
|
|
CFLAGS="$saved_CFLAGS"
|
|
|
|
])
|
|
|
|
|
|
|
|
|
|
|
|
AC_ARG_ENABLE(benchmark,
|
2015-01-05 15:28:47 -08:00
|
|
|
AS_HELP_STRING([--enable-benchmark],[compile benchmark (default is no)]),
|
2014-11-18 09:06:36 -08:00
|
|
|
[use_benchmark=$enableval],
|
2015-01-05 15:28:47 -08:00
|
|
|
[use_benchmark=no])
|
2014-11-18 09:06:36 -08:00
|
|
|
|
|
|
|
AC_ARG_ENABLE(tests,
|
|
|
|
AS_HELP_STRING([--enable-tests],[compile tests (default is yes)]),
|
|
|
|
[use_tests=$enableval],
|
|
|
|
[use_tests=yes])
|
|
|
|
|
|
|
|
AC_ARG_ENABLE(endomorphism,
|
|
|
|
AS_HELP_STRING([--enable-endomorphism],[enable endomorphism (default is no)]),
|
|
|
|
[use_endomorphism=$enableval],
|
|
|
|
[use_endomorphism=no])
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
AC_ARG_WITH([field], [AS_HELP_STRING([--with-field=64bit|32bit|auto],
|
2014-11-18 09:06:36 -08:00
|
|
|
[Specify Field Implementation. Default is auto])],[req_field=$withval], [req_field=auto])
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
AC_ARG_WITH([bignum], [AS_HELP_STRING([--with-bignum=gmp|no|auto],
|
2014-11-18 09:06:36 -08:00
|
|
|
[Specify Bignum Implementation. Default is auto])],[req_bignum=$withval], [req_bignum=auto])
|
|
|
|
|
|
|
|
AC_ARG_WITH([scalar], [AS_HELP_STRING([--with-scalar=64bit|32bit|auto],
|
|
|
|
[Specify scalar implementation. Default is auto])],[req_scalar=$withval], [req_scalar=auto])
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
AC_ARG_WITH([asm], [AS_HELP_STRING([--with-asm=x86_64|no|auto]
|
|
|
|
[Specify assembly optimizations to use. Default is auto])],[req_asm=$withval], [req_asm=auto])
|
|
|
|
|
2014-11-18 09:06:36 -08:00
|
|
|
AC_CHECK_TYPES([__int128])
|
|
|
|
|
2014-12-10 16:58:25 -08:00
|
|
|
AC_MSG_CHECKING([for __builtin_expect])
|
|
|
|
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[void myfunc() {__builtin_expect(0,0);}]])],
|
|
|
|
[ AC_MSG_RESULT([yes]);AC_DEFINE(HAVE_BUILTIN_EXPECT,1,[Define this symbol if __builtin_expect is available]) ],
|
|
|
|
[ AC_MSG_RESULT([no])
|
|
|
|
])
|
2014-11-18 09:06:36 -08:00
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$req_asm" = x"auto"; then
|
2014-11-18 09:06:36 -08:00
|
|
|
SECP_64BIT_ASM_CHECK
|
|
|
|
if test x"$has_64bit_asm" = x"yes"; then
|
2015-01-05 15:28:47 -08:00
|
|
|
set_asm=x86_64
|
|
|
|
fi
|
|
|
|
if test x"$set_asm" = x; then
|
|
|
|
set_asm=no
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
2015-01-05 15:28:47 -08:00
|
|
|
else
|
|
|
|
set_asm=$req_asm
|
|
|
|
case $set_asm in
|
|
|
|
x86_64)
|
|
|
|
SECP_64BIT_ASM_CHECK
|
|
|
|
if test x"$has_64bit_asm" != x"yes"; then
|
|
|
|
AC_MSG_ERROR([x86_64 assembly optimization requested but not available])
|
|
|
|
fi
|
|
|
|
;;
|
|
|
|
no)
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid assembly optimization selection])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
fi
|
2014-11-18 09:06:36 -08:00
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$req_field" = x"auto"; then
|
|
|
|
if test x"set_asm" = x"x86_64"; then
|
|
|
|
set_field=64bit
|
|
|
|
fi
|
2014-11-18 09:06:36 -08:00
|
|
|
if test x"$set_field" = x; then
|
|
|
|
SECP_INT128_CHECK
|
|
|
|
if test x"$has_int128" = x"yes"; then
|
|
|
|
set_field=64bit
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
if test x"$set_field" = x; then
|
|
|
|
set_field=32bit
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
set_field=$req_field
|
|
|
|
case $set_field in
|
|
|
|
64bit)
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$set_asm" != x"x86_64"; then
|
|
|
|
SECP_INT128_CHECK
|
|
|
|
if test x"$has_int128" != x"yes"; then
|
|
|
|
AC_MSG_ERROR([64bit field explicitly requested but neither __int128 support or x86_64 assembly available])
|
|
|
|
fi
|
|
|
|
fi
|
2014-11-18 09:06:36 -08:00
|
|
|
;;
|
|
|
|
32bit)
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid field implementation selection])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
fi
|
|
|
|
|
|
|
|
if test x"$req_scalar" = x"auto"; then
|
2015-01-05 15:28:47 -08:00
|
|
|
SECP_INT128_CHECK
|
|
|
|
if test x"$has_int128" = x"yes"; then
|
|
|
|
set_scalar=64bit
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
|
|
|
if test x"$set_scalar" = x; then
|
|
|
|
set_scalar=32bit
|
|
|
|
fi
|
|
|
|
else
|
|
|
|
set_scalar=$req_scalar
|
|
|
|
case $set_scalar in
|
|
|
|
64bit)
|
|
|
|
SECP_INT128_CHECK
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$has_int128" != x"yes"; then
|
|
|
|
AC_MSG_ERROR([64bit scalar explicitly requested but __int128 support not available])
|
|
|
|
fi
|
2014-11-18 09:06:36 -08:00
|
|
|
;;
|
|
|
|
32bit)
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid scalar implementation selected])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
fi
|
|
|
|
|
|
|
|
if test x"$req_bignum" = x"auto"; then
|
|
|
|
SECP_GMP_CHECK
|
|
|
|
if test x"$has_gmp" = x"yes"; then
|
|
|
|
set_bignum=gmp
|
|
|
|
fi
|
|
|
|
|
|
|
|
if test x"$set_bignum" = x; then
|
2015-01-05 15:28:47 -08:00
|
|
|
set_bignum=no
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
|
|
|
else
|
|
|
|
set_bignum=$req_bignum
|
|
|
|
case $set_bignum in
|
|
|
|
gmp)
|
|
|
|
SECP_GMP_CHECK
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$has_gmp" != x"yes"; then
|
|
|
|
AC_MSG_ERROR([gmp bignum explicitly requested but libgmp not available])
|
|
|
|
fi
|
2014-11-18 09:06:36 -08:00
|
|
|
;;
|
2015-01-05 15:28:47 -08:00
|
|
|
no)
|
2014-11-18 09:06:36 -08:00
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid bignum implementation selection])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
fi
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
# select assembly optimization
|
|
|
|
case $set_asm in
|
|
|
|
x86_64)
|
|
|
|
AC_DEFINE(USE_ASM_X86_64, 1, [Define this symbol to enable x86_64 assembly optimizations])
|
|
|
|
;;
|
|
|
|
no)
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid assembly optimizations])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
2014-11-18 09:06:36 -08:00
|
|
|
# select field implementation
|
|
|
|
case $set_field in
|
|
|
|
64bit)
|
|
|
|
AC_DEFINE(USE_FIELD_5X52, 1, [Define this symbol to use the FIELD_5X52 implementation])
|
|
|
|
;;
|
|
|
|
32bit)
|
|
|
|
AC_DEFINE(USE_FIELD_10X26, 1, [Define this symbol to use the FIELD_10X26 implementation])
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid field implementation])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
# select bignum implementation
|
|
|
|
case $set_bignum in
|
|
|
|
gmp)
|
2014-12-04 10:17:07 -08:00
|
|
|
AC_DEFINE(HAVE_LIBGMP, 1, [Define this symbol if libgmp is installed])
|
|
|
|
AC_DEFINE(USE_NUM_GMP, 1, [Define this symbol to use the gmp implementation for num])
|
|
|
|
AC_DEFINE(USE_FIELD_INV_NUM, 1, [Define this symbol to use the num-based field inverse implementation])
|
|
|
|
AC_DEFINE(USE_SCALAR_INV_NUM, 1, [Define this symbol to use the num-based scalar inverse implementation])
|
|
|
|
;;
|
2015-01-05 15:28:47 -08:00
|
|
|
no)
|
2014-12-04 10:17:07 -08:00
|
|
|
AC_DEFINE(USE_NUM_NONE, 1, [Define this symbol to use no num implementation])
|
|
|
|
AC_DEFINE(USE_FIELD_INV_BUILTIN, 1, [Define this symbol to use the native field inverse implementation])
|
|
|
|
AC_DEFINE(USE_SCALAR_INV_BUILTIN, 1, [Define this symbol to use the native scalar inverse implementation])
|
2014-11-18 09:06:36 -08:00
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid bignum implementation])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
#select scalar implementation
|
|
|
|
case $set_scalar in
|
|
|
|
64bit)
|
|
|
|
AC_DEFINE(USE_SCALAR_4X64, 1, [Define this symbol to use the 4x64 scalar implementation])
|
|
|
|
;;
|
|
|
|
32bit)
|
|
|
|
AC_DEFINE(USE_SCALAR_8X32, 1, [Define this symbol to use the 8x32 scalar implementation])
|
|
|
|
;;
|
|
|
|
*)
|
|
|
|
AC_MSG_ERROR([invalid scalar implementation])
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
if test x"$use_tests" = x"yes"; then
|
|
|
|
SECP_OPENSSL_CHECK
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$has_openssl_ec" = x"yes"; then
|
2014-11-18 09:06:36 -08:00
|
|
|
AC_DEFINE(ENABLE_OPENSSL_TESTS, 1, [Define this symbol if OpenSSL EC functions are available])
|
|
|
|
SECP_TEST_INCLUDES="$SSL_CFLAGS $CRYPTO_CFLAGS"
|
|
|
|
SECP_TEST_LIBS="$CRYPTO_LIBS"
|
|
|
|
|
|
|
|
case $host in
|
|
|
|
*mingw*)
|
|
|
|
SECP_TEST_LIBS="$SECP_TEST_LIBS -lgdi32"
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
if test x"$set_bignum" = x"gmp"; then
|
2014-11-18 09:06:36 -08:00
|
|
|
SECP_LIBS="$SECP_LIBS $GMP_LIBS"
|
2014-12-04 10:17:07 -08:00
|
|
|
SECP_INCLUDES="$SECP_INCLUDES $GMP_CPPFLAGS"
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
|
|
|
|
|
|
|
if test x"$use_endomorphism" = x"yes"; then
|
2014-12-04 10:17:07 -08:00
|
|
|
AC_DEFINE(USE_ENDOMORPHISM, 1, [Define this symbol to use endomorphism optimization])
|
2014-11-18 09:06:36 -08:00
|
|
|
fi
|
|
|
|
|
2015-03-27 14:03:36 -07:00
|
|
|
AC_C_BIGENDIAN()
|
|
|
|
|
2015-01-05 15:28:47 -08:00
|
|
|
AC_MSG_NOTICE([Using assembly optimizations: $set_asm])
|
2014-11-18 09:06:36 -08:00
|
|
|
AC_MSG_NOTICE([Using field implementation: $set_field])
|
|
|
|
AC_MSG_NOTICE([Using bignum implementation: $set_bignum])
|
|
|
|
AC_MSG_NOTICE([Using scalar implementation: $set_scalar])
|
2015-01-05 15:28:47 -08:00
|
|
|
AC_MSG_NOTICE([Using endomorphism optimizations: $use_endomorphism])
|
2014-11-18 09:06:36 -08:00
|
|
|
|
|
|
|
AC_CONFIG_HEADERS([src/libsecp256k1-config.h])
|
|
|
|
AC_CONFIG_FILES([Makefile libsecp256k1.pc])
|
|
|
|
AC_SUBST(SECP_INCLUDES)
|
|
|
|
AC_SUBST(SECP_LIBS)
|
|
|
|
AC_SUBST(SECP_TEST_LIBS)
|
|
|
|
AC_SUBST(SECP_TEST_INCLUDES)
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AM_CONDITIONAL([USE_TESTS], [test x"$use_tests" != x"no"])
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2015-01-05 15:28:47 -08:00
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AM_CONDITIONAL([USE_BENCHMARK], [test x"$use_benchmark" = x"yes"])
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2014-12-04 10:17:07 -08:00
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dnl make sure nothing new is exported so that we don't break the cache
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PKGCONFIG_PATH_TEMP="$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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2014-11-18 09:06:36 -08:00
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AC_OUTPUT
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