151 lines
4.5 KiB
Plaintext
151 lines
4.5 KiB
Plaintext
# Copyright (c) 2014-2015 Brent Cook
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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AC_INIT([libressl], m4_esyscmd([tr -d '\n' < VERSION]))
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AC_SUBST([LIBCRYPTO_VERSION], m4_esyscmd([tr -d '\n' < crypto/VERSION]))
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AC_SUBST([LIBSSL_VERSION], m4_esyscmd([tr -d '\n' < ssl/VERSION]))
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AC_SUBST([LIBTLS_VERSION], m4_esyscmd([tr -d '\n' < tls/VERSION]))
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AC_CANONICAL_HOST
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AM_INIT_AUTOMAKE([subdir-objects foreign])
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AC_CONFIG_MACRO_DIR([m4])
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m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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# This must be saved before AC_PROG_CC
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USER_CFLAGS="$CFLAGS"
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AC_PROG_CC
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AC_PROG_CC_STDC
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AM_PROG_CC_C_O
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AC_PROG_LIBTOOL
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LT_INIT
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CHECK_OS_OPTIONS
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CHECK_C_HARDENING_OPTIONS
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DISABLE_AS_EXECUTABLE_STACK
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AM_PROG_AS
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DISABLE_COMPILER_WARNINGS
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# Check if the certhash command should be built
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AC_CHECK_FUNCS([symlink])
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AM_CONDITIONAL([BUILD_CERTHASH], [test "x$ac_cv_func_symlink" = xyes])
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# Check if funopen exists
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AC_CHECK_FUNC([funopen])
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CHECK_LIBC_COMPAT
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CHECK_SYSCALL_COMPAT
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CHECK_CRYPTO_COMPAT
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CHECK_VA_COPY
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CHECK_B64_NTOP
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AC_ARG_WITH([openssldir],
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AS_HELP_STRING([--with-openssldir],
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[Set the default openssl directory]),
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OPENSSLDIR="$withval"
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AC_SUBST(OPENSSLDIR)
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)
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AM_CONDITIONAL([OPENSSLDIR_DEFINED], [test x$with_openssldir != x])
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AC_ARG_ENABLE([extratests],
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AS_HELP_STRING([--enable-extratests], [Enable extra tests that may be unreliable on some platforms]))
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AM_CONDITIONAL([ENABLE_EXTRATESTS], [test "x$enable_extratests" = xyes])
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# Add CPU-specific alignment flags
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old_cflags=$CFLAGS
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CFLAGS="$CFLAGS -I$srcdir/include"
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AC_MSG_CHECKING([if BSWAP4 builds without __STRICT_ALIGNMENT])
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AC_TRY_COMPILE([#include "$srcdir/crypto/modes/modes_lcl.h"],
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[int a = 0; BSWAP4(a);],
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AC_MSG_RESULT([yes])
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BSWAP4=yes,
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AC_MSG_RESULT([no])
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BSWAP4=no)
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CFLAGS="$old_cflags"
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AS_CASE([$host_cpu],
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[*sparc*], [CPPFLAGS="$CPPFLAGS -D__STRICT_ALIGNMENT"],
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[*arm*], AS_IF([test "x$BSWAP4" = "xyes"],,
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CPPFLAGS="$CPPFLAGS -D__STRICT_ALIGNMENT"),
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[*amd64*], [host_cpu=x86_64, HOSTARCH=intel],
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[i?86], [HOSTARCH=intel],
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[x86_64], [HOSTARCH=intel]
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)
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AM_CONDITIONAL([HOST_CPU_IS_INTEL], [test "x$HOSTARCH" = "xintel"])
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AC_MSG_CHECKING([if .gnu.warning accepts long strings])
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AC_LINK_IFELSE([AC_LANG_SOURCE([[
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extern void SSLv3_method();
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__asm__(".section .gnu.warning.SSLv3_method; .ascii \"SSLv3_method is insecure\" ; .text");
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int main() {return 0;}
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]])], [
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AC_DEFINE(HAS_GNU_WARNING_LONG, 1, [Define if .gnu.warning accepts long strings.])
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AC_MSG_RESULT(yes)
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], [
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AC_MSG_RESULT(no)
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])
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AC_ARG_ENABLE([asm],
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AS_HELP_STRING([--disable-asm], [Disable assembly]))
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AM_CONDITIONAL([OPENSSL_NO_ASM], [test "x$enable_asm" = "xno"])
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# Conditionally enable assembly by default
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AM_CONDITIONAL([HOST_ASM_ELF_X86_64],
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[test "x$HOST_ABI" = "xelf" -a "$host_cpu" = "x86_64" -a "x$enable_asm" != "xno"])
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AM_CONDITIONAL([HOST_ASM_MACOSX_X86_64],
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[test "x$HOST_ABI" = "xmacosx" -a "$host_cpu" = "x86_64" -a "x$enable_asm" != "xno"])
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# Check if time_t is sized correctly
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AC_CHECK_SIZEOF([time_t], [time.h])
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AC_CONFIG_FILES([
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Makefile
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include/Makefile
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include/openssl/Makefile
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crypto/Makefile
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ssl/Makefile
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tls/Makefile
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tests/Makefile
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apps/Makefile
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apps/ocspcheck/Makefile
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apps/openssl/Makefile
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apps/nc/Makefile
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man/Makefile
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libcrypto.pc
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libssl.pc
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libtls.pc
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openssl.pc
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])
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AM_CONDITIONAL([SMALL_TIME_T], [test "$ac_cv_sizeof_time_t" = "4"])
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if test "$ac_cv_sizeof_time_t" = "4"; then
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AC_DEFINE([SMALL_TIME_T])
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echo " ** Warning, this system is unable to represent times past 2038"
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echo " ** It will behave incorrectly when handling valid RFC5280 dates"
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if test "$host_os" = "mingw32" ; then
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echo " **"
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echo " ** You can solve this by adjusting the build flags in your"
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echo " ** mingw-w64 toolchain. Refer to README.windows for details."
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fi
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fi
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AC_REQUIRE_AUX_FILE([tap-driver.sh])
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AC_OUTPUT
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