mirror of
https://github.com/BLAKE2/libb2
synced 2024-05-18 11:26:02 +02:00
77 lines
2.2 KiB
Plaintext
77 lines
2.2 KiB
Plaintext
AC_PREREQ([2.61])
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AC_INIT([libb2], [0.97], [contact@blake2.net], [libb2], [https://blake2.net])
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AC_CONFIG_SRCDIR([src/blake2b.c])
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AC_CONFIG_HEADERS([src/config.h])
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AM_INIT_AUTOMAKE([foreign 1.9])
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AC_CONFIG_MACRO_DIR([m4])
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B2_LIBRARY_VERSION=1:2:0 # interface, revision, age
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AC_SUBST(B2_LIBRARY_VERSION)
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AC_LANG_C
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AC_PROG_CC
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AC_PROG_CC_C99
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AC_CHECK_HEADERS([stddef.h stdint.h stdlib.h string.h])
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AC_OPENMP
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AX_CHECK_ALIGNED_ACCESS_REQUIRED
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# AX_FORCEINLINE()
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AC_C_BIGENDIAN(
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[],
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AC_DEFINE(NATIVE_LITTLE_ENDIAN, 1, [machine is little-endian]),
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AC_MSG_ERROR(unknown endianness),
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AC_MSG_ERROR(universal endianness not supported)
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)
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# Checks for typedefs, structures, and compiler characteristics.
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AC_C_INLINE
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AC_TYPE_SIZE_T
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AC_TYPE_UINT32_T
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AC_TYPE_UINT64_T
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AC_TYPE_UINT8_T
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# Checks for library functions.
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AC_CHECK_FUNCS([memset])
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dnl AM_PROG_AR
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AC_PROG_LIBTOOL
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dnl LT_INIT
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AC_ARG_ENABLE(fat,
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AC_HELP_STRING([--enable-fat],
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[build a fat binary on systems that support it [[default=no]]]),
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[case $enableval in
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yes|no) ;;
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*) AC_MSG_ERROR([bad value $enableval for --enable-fat, need yes or no]) ;;
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esac],
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[enable_fat=no]
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)
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AX_CHECK_COMPILE_FLAG([-O3], [CFLAGS=-O3])
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if test $enable_fat == "yes"; then
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dnl Fat build needs compiler who knows all the possible instruction sets
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AX_CHECK_COMPILE_FLAG([-msse2], [], AC_MSG_ERROR([Compiler does not know -msse2.]))
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AX_CHECK_COMPILE_FLAG([-mssse3], [], AC_MSG_ERROR([Compiler does not know -mssse3.]))
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AX_CHECK_COMPILE_FLAG([-msse4.1], [], AC_MSG_ERROR([Compiler does not know -msse4.1.]))
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AX_CHECK_COMPILE_FLAG([-mavx], [], AC_MSG_ERROR([Compiler does not know -mavx.]))
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AX_CHECK_COMPILE_FLAG([-mxop], [], AC_MSG_ERROR([Compiler does not know -mxop.]))
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else
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AX_EXT
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CFLAGS="${CFLAGS} -march=native"
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fi
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case $host_os in
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*mingw*) LDFLAGS="${LDFLAGS} -no-undefined" ;;
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esac
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AM_CONDITIONAL([USE_FAT], [test "$enable_fat" = "yes"])
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dnl Only move away from ref with SSSE3; SSE2 is generally slower
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AM_CONDITIONAL([USE_SSE], [test "$ax_cv_have_ssse3_ext" = "yes"])
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AC_CONFIG_FILES([Makefile
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src/Makefile
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])
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AC_OUTPUT
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