mirror of https://github.com/xiph/flac
624 lines
21 KiB
Plaintext
624 lines
21 KiB
Plaintext
# FLAC - Free Lossless Audio Codec
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# Copyright (C) 2001-2009 Josh Coalson
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# Copyright (C) 2011-2023 Xiph.Org Foundation
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#
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# This file is part the FLAC project. FLAC is comprised of several
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# components distributed under different licenses. The codec libraries
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# are distributed under Xiph.Org's BSD-like license (see the file
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# COPYING.Xiph in this distribution). All other programs, libraries, and
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# plugins are distributed under the GPL (see COPYING.GPL). The documentation
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# is distributed under the Gnu FDL (see COPYING.FDL). Each file in the
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# FLAC distribution contains at the top the terms under which it may be
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# distributed.
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#
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# Since this particular file is relevant to all components of FLAC,
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# it may be distributed under the Xiph.Org license, which is the least
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# restrictive of those mentioned above. See the file COPYING.Xiph in this
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# distribution.
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# NOTE that for many of the AM_CONDITIONALs we use the prefix FLaC__
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# instead of FLAC__ since autoconf triggers off 'AC_' in strings
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AC_PREREQ(2.60)
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AC_INIT([flac],[1.4.3],[flac-dev@xiph.org],[flac],[https://www.xiph.org/flac/])
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AC_CONFIG_HEADERS([config.h])
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AC_CONFIG_SRCDIR([src/flac/main.c])
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AC_CONFIG_MACRO_DIR([m4])
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AM_INIT_AUTOMAKE([foreign 1.10 -Wall tar-pax no-dist-gzip dist-xz subdir-objects])
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m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
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AX_CHECK_ENABLE_DEBUG
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user_cflags=$CFLAGS
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#Prefer whatever the current ISO standard is.
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AC_PROG_CC
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AC_USE_SYSTEM_EXTENSIONS
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m4_ifdef([AM_PROG_AR], [AM_PROG_AR])
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LT_INIT([win32-dll disable-static pic-only])
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AM_PROG_AS
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AC_PROG_CXX
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XIPH_C_COMPILER_IS_CLANG
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XIPH_GCC_REALLY_IS_GCC
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AC_PROG_MAKE_SET
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AC_PROG_MKDIR_P
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AC_SYS_LARGEFILE
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AC_FUNC_FSEEKO
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AC_CHECK_SIZEOF(off_t,1) # Fake default value.
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AC_CHECK_SIZEOF([void*])
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AC_SEARCH_LIBS([lround],[m], [AC_DEFINE(HAVE_LROUND,1,lround support)])
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AM_PROG_CC_C_O
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AC_C_INLINE
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AC_C_TYPEOF
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AC_CHECK_HEADERS([stdint.h stdbool.h inttypes.h byteswap.h sys/auxv.h sys/param.h sys/ioctl.h termios.h x86intrin.h cpuid.h arm_neon.h])
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if test "x$ac_cv_header_stdint_h" != xyes -o "x$ac_cv_header_stdbool_h" != xyes; then
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AC_MSG_ERROR("Header stdint.h and/or stdbool.h not found")
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fi
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XIPH_C_BSWAP32
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XIPH_C_BSWAP16
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ac_cv_c_big_endian=0
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ac_cv_c_little_endian=0
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AC_C_BIGENDIAN([ac_cv_c_big_endian=1], [ac_cv_c_little_endian=1], [
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AC_MSG_WARN([[*****************************************************************]])
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AC_MSG_WARN([[*** Not able to determine endian-ness of target processor. ]])
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AC_MSG_WARN([[*** The constants CPU_IS_BIG_ENDIAN and CPU_IS_LITTLE_ENDIAN in ]])
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AC_MSG_WARN([[*** config.h may need to be hand editied. ]])
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AC_MSG_WARN([[*****************************************************************]])
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])
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AC_DEFINE_UNQUOTED(CPU_IS_BIG_ENDIAN, ${ac_cv_c_big_endian},
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[Target processor is big endian.])
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AC_DEFINE_UNQUOTED(CPU_IS_LITTLE_ENDIAN, ${ac_cv_c_little_endian},
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[Target processor is little endian.])
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AC_DEFINE_UNQUOTED(WORDS_BIGENDIAN, ${ac_cv_c_big_endian},
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[Target processor is big endian.])
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AC_ARG_ENABLE(asm-optimizations, AS_HELP_STRING([--disable-asm-optimizations],[Do not use any CPU specific optimization routines]), asm_opt=${enableval}, asm_opt=yes)
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AM_CONDITIONAL(FLaC__NO_ASM, test "x$asm_opt" = xno)
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if test "x$asm_opt" = xno ; then
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AC_DEFINE(FLAC__NO_ASM)
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AH_TEMPLATE(FLAC__NO_ASM, [define to disable use of assembly code])
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fi
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dnl check for getauxval in standard library
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AC_CHECK_FUNCS(getauxval)
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dnl check for getopt in standard library
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dnl AC_CHECK_FUNCS(getopt_long , , [LIBOBJS="$LIBOBJS getopt.o getopt1.o"] )
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AC_CHECK_FUNCS(getopt_long, [], [])
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AC_CHECK_SIZEOF(void*,1)
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asm_optimisation=no
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case "$host_cpu" in
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amd64|x86_64)
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case "$host" in
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*gnux32)
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# x32 user space and 64 bit kernel.
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cpu_x86_64=true
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AC_DEFINE(FLAC__CPU_X86_64)
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AH_TEMPLATE(FLAC__CPU_X86_64, [define if building for x86_64])
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;;
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*)
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if test $ac_cv_sizeof_voidp = 4 ; then
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# This must be a 32 bit user space running on 64 bit kernel so treat
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# this as ia32.
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cpu_ia32=true
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AC_DEFINE(FLAC__CPU_IA32)
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AH_TEMPLATE(FLAC__CPU_IA32, [define if building for ia32/i386])
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else
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# x86_64 user space and kernel.
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cpu_x86_64=true
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AC_DEFINE(FLAC__CPU_X86_64)
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AH_TEMPLATE(FLAC__CPU_X86_64, [define if building for x86_64])
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fi
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;;
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esac
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;;
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i*86)
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cpu_ia32=true
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AC_DEFINE(FLAC__CPU_IA32)
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AH_TEMPLATE(FLAC__CPU_IA32, [define if building for ia32/i386])
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;;
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arm64|aarch64)
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cpu_arm64=true
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AC_DEFINE(FLAC__CPU_ARM64)
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AH_TEMPLATE(FLAC__CPU_ARM64, [define if building for ARM])
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;;
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esac
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AM_CONDITIONAL(FLAC__CPU_X86_64, test "x$cpu_x86_64" = xtrue)
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AM_CONDITIONAL(FLaC__CPU_IA32, test "x$cpu_ia32" = xtrue)
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AM_CONDITIONAL(FLAC__CPU_ARM64, test "x$cpu_arm64" = xtrue)
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if test "x$ac_cv_header_x86intrin_h" = xyes -a "x$asm_opt" = xyes; then
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AC_DEFINE([FLAC__HAS_X86INTRIN], 1, [Set to 1 if <x86intrin.h> is available.])
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asm_optimisation=yes
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else
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AC_DEFINE([FLAC__HAS_X86INTRIN], 0)
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fi
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if test "x$ac_cv_header_arm_neon_h" = xyes -a "x$asm_opt" = xyes; then
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AC_DEFINE([FLAC__HAS_NEONINTRIN], 1, [Set to 1 if <arm_neon.h> is available.])
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AC_MSG_CHECKING([whether arm_neon.h has A64 functions])
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AC_COMPILE_IFELSE(
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[AC_LANG_PROGRAM([[#include <arm_neon.h>]],
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[[float64x2_t sum5; sum5 = vdupq_n_f64(0.0f);]])],
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[AC_MSG_RESULT([yes])
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has_a64neon=yes],
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[AC_MSG_RESULT([no])])
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if test "x$has_a64neon" = xyes; then
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AC_DEFINE([FLAC__HAS_A64NEONINTRIN], 1, [Set to 1 if <arm_neon.h> has A64 instructions.])
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asm_optimisation=yes
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else
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AC_DEFINE([FLAC__HAS_A64NEONINTRIN], 0)
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fi
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else
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AC_DEFINE([FLAC__HAS_NEONINTRIN], 0)
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fi
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case "$host" in
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i386-*-openbsd3.[[0-3]]) OBJ_FORMAT=aoutb ;;
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*-*-cygwin|*mingw*) OBJ_FORMAT=win32 ;;
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*-*-darwin*) OBJ_FORMAT=macho ;;
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*emx*) OBJ_FORMAT=aout ;;
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*djgpp) OBJ_FORMAT=coff ;;
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*) OBJ_FORMAT=elf ;;
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esac
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AC_SUBST(OBJ_FORMAT)
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os_is_windows=no
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case "$host" in
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*mingw*)
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os_is_windows=yes
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AC_CHECK_TOOL(RC,[windres],[:])
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;;
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esac
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AM_CONDITIONAL(OS_IS_WINDOWS, test "x$os_is_windows" = xyes)
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AM_CONDITIONAL(HAVE_WINDRES, test "x$RC" != "x:")
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case "$host" in
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*-linux-*)
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sys_linux=true
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AC_DEFINE(FLAC__SYS_LINUX)
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AH_TEMPLATE(FLAC__SYS_LINUX, [define if building for Linux])
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;;
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*-*-darwin*)
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sys_darwin=true
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AC_DEFINE(FLAC__SYS_DARWIN)
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AH_TEMPLATE(FLAC__SYS_DARWIN, [define if building for Darwin / MacOS X])
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;;
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esac
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AM_CONDITIONAL(FLaC__SYS_DARWIN, test "x$sys_darwin" = xtrue)
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AM_CONDITIONAL(FLaC__SYS_LINUX, test "x$sys_linux" = xtrue)
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if test "x$cpu_ia32" = xtrue || test "x$cpu_x86_64" = xtrue ; then
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AC_DEFINE(FLAC__ALIGN_MALLOC_DATA)
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AH_TEMPLATE(FLAC__ALIGN_MALLOC_DATA, [define to align allocated memory on 32-byte boundaries])
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fi
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AM_CONDITIONAL([DEBUG], [test "x${ax_enable_debug}" = "xyes" || test "x${ax_enable_debug}" = "xinfo"])
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AC_ARG_ENABLE(avx,
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AS_HELP_STRING([--disable-avx],[Disable AVX, AVX2 optimizations. There is runtime detection of CPU features, so disabling is only necessary when a compiler does not know about them]),
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[case "${enableval}" in
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yes) use_avx=true ;;
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no) use_avx=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-avx) ;;
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esac],[use_avx=true])
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AM_CONDITIONAL(FLaC__USE_AVX, test "x$use_avx" = xtrue)
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if test "x$use_avx" = xtrue ; then
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AC_DEFINE(FLAC__USE_AVX)
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AH_TEMPLATE(FLAC__USE_AVX, [define to enable use of AVX instructions])
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fi
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AC_ARG_ENABLE(thorough-tests,
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AS_HELP_STRING([--disable-thorough-tests],[Disable thorough (long) testing, do only basic tests]),
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[case "${enableval}" in
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yes) thorough_tests=true ;;
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no) thorough_tests=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-thorough-tests) ;;
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esac],[thorough_tests=true])
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AC_ARG_ENABLE(exhaustive-tests,
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AS_HELP_STRING([--enable-exhaustive-tests],[Enable exhaustive testing (VERY long)]),
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[case "${enableval}" in
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yes) exhaustive_tests=true ;;
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no) exhaustive_tests=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-exhaustive-tests) ;;
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esac],[exhaustive_tests=false])
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if test "x$thorough_tests" = xfalse ; then
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FLAC__TEST_LEVEL=0
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elif test "x$exhaustive_tests" = xfalse ; then
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FLAC__TEST_LEVEL=1
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else
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FLAC__TEST_LEVEL=2
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fi
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AC_SUBST(FLAC__TEST_LEVEL)
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AC_ARG_ENABLE(werror,
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AS_HELP_STRING([--enable-werror],[Enable -Werror in all Makefiles]))
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AC_ARG_ENABLE([stack-smash-protection],
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[AS_HELP_STRING([--disable-stack-smash-protection],[Disable GNU GCC stack smash protection])],,
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[AS_IF([test "$ac_cv_c_compiler_gnu" = "yes"],
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[enable_stack_smash_protection=yes],[enable_stack_smash_protection=no])])
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AC_ARG_ENABLE([fortify-source],
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[AS_HELP_STRING([--disable-fortify-source],[Disable _FORTIFY_SOURCE buffer overflow protection])],,
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[AS_IF([test "$ac_cv_c_compiler_gnu" = "yes"],
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[enable_fortify_source=yes],[enable_fortify_source=no])])
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case "$host" in
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*mingw*)
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if test "$enable_fortify_source" = "yes"; then
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AC_SEARCH_LIBS(__memset_chk, ssp, , mingw_has_memset_chk=no)
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fi
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if test "$enable_stack_smash_protection" = "yes"; then
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AC_SEARCH_LIBS(__stack_chk_fail, ssp, , mingw_has_stack_chk_fail=no)
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fi
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;;
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esac
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AC_ARG_ENABLE(64-bit-words,
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AS_HELP_STRING([--disable-64-bit-words],[Set FLAC__BYTES_PER_WORD to 4 (8 is the default)]))
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if test "x$enable_64_bit_words" = xno ; then
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AC_DEFINE_UNQUOTED([ENABLE_64_BIT_WORDS],0,[Set FLAC__BYTES_PER_WORD to 8 (this is the default)])
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else
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AC_DEFINE_UNQUOTED([ENABLE_64_BIT_WORDS],1)
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fi
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AC_SUBST(ENABLE_64_BIT_WORDS)
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AC_ARG_ENABLE(valgrind-testing,
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AS_HELP_STRING([--enable-valgrind-testing],[Run all tests inside Valgrind]),
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[case "${enableval}" in
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yes) FLAC__TEST_WITH_VALGRIND=yes ;;
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no) FLAC__TEST_WITH_VALGRIND=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-valgrind-testing) ;;
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esac],[FLAC__TEST_WITH_VALGRIND=no])
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AC_SUBST(FLAC__TEST_WITH_VALGRIND)
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AC_ARG_ENABLE(doxygen-docs,
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AS_HELP_STRING([--disable-doxygen-docs],[Disable API documentation building via Doxygen]),
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[case "${enableval}" in
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yes) enable_doxygen_docs=true ;;
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no) enable_doxygen_docs=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-doxygen-docs) ;;
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esac],[enable_doxygen_docs=true])
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if test "x$enable_doxygen_docs" != xfalse ; then
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AC_CHECK_PROGS(DOXYGEN, doxygen)
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fi
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AM_CONDITIONAL(FLaC__HAS_DOXYGEN, test -n "$DOXYGEN")
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if test ! -n "$DOXYGEN" && test -f "$srcdir/doc/FLAC.tag" && test -f "$srcdir/doc/api/modules.html" ; then
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HAS_PREBUILT_DOXYGEN=yes
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fi
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AM_CONDITIONAL(FLaC__HAS_PREBUILT_DOXYGEN, test "x$HAS_PREBUILT_DOXYGEN" = xyes)
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dnl build FLAC++ or not
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AC_ARG_ENABLE([cpplibs],
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AS_HELP_STRING([--disable-cpplibs],[Do not build libFLAC++]),
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[case "${enableval}" in
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yes) disable_cpplibs=false ;;
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no) disable_cpplibs=true ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-cpplibs) ;;
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esac], [disable_cpplibs=false])
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AM_CONDITIONAL(FLaC__WITH_CPPLIBS, [test "x$disable_cpplibs" != xtrue])
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AC_ARG_ENABLE([oss-fuzzers],
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[AS_HELP_STRING([--enable-oss-fuzzers],
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[Whether to generate the fuzzers for OSS-Fuzz (Clang only)])],
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[have_oss_fuzzers=yes], [have_oss_fuzzers=no])
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if test "x$have_oss_fuzzers" = "xyes"; then
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if test "x$xiph_cv_c_compiler_clang" = "xyes" ; then
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AM_CONDITIONAL([USE_OSSFUZZERS], [test "x$have_oss_fuzzers" = "xyes"])
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if test "x$LIB_FUZZING_ENGINE" = "x" ; then
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# Only set this if it is empty.
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LIB_FUZZING_ENGINE=-fsanitize=fuzzer
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fi
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else
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AM_CONDITIONAL([USE_OSSFUZZERS], [test "false" = "true"])
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# Disable fuzzer if the compiler is not Clang.
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AC_MSG_WARN([*** Ozz-Fuzz is disabled because that requires the Clang compiler.])
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have_oss_fuzzers="no (compiler is not Clang)"
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fi
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else
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AM_CONDITIONAL([USE_OSSFUZZERS], [test "false" = "true"])
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fi
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AC_SUBST([LIB_FUZZING_ENGINE])
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dnl check for ogg library
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AC_ARG_ENABLE([ogg],
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AS_HELP_STRING([--disable-ogg],[Disable ogg support (default: test for libogg)]),
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[ want_ogg=$enableval ], [ want_ogg=yes ] )
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if test "x$want_ogg" != "xno"; then
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XIPH_PATH_OGG(have_ogg=yes, AC_MSG_WARN([*** Ogg development environment not installed - Ogg support will not be built]))
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fi
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FLAC__HAS_OGG=0
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AM_CONDITIONAL(FLaC__HAS_OGG, [test "x$have_ogg" = xyes])
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if test "x$have_ogg" = xyes ; then
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FLAC__HAS_OGG=1
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OGG_PACKAGE="ogg"
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else
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have_ogg=no
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fi
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AC_DEFINE_UNQUOTED([FLAC__HAS_OGG],$FLAC__HAS_OGG,[define if you have the ogg library])
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AC_SUBST(FLAC__HAS_OGG)
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AC_SUBST(OGG_PACKAGE)
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dnl Build programs?
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AC_ARG_ENABLE([programs],
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AS_HELP_STRING([--disable-programs], [Do not build and install flac and metaflac]))
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AM_CONDITIONAL(FLaC__WITH_PROGRAMS, [test "x$enable_programs" != "xno"])
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dnl Build examples?
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AC_ARG_ENABLE([examples],
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AS_HELP_STRING([--disable-examples], [Do not build and install examples]))
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AM_CONDITIONAL([EXAMPLES], [test "x$enable_examples" != "xno"])
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dnl Ask git which version FLAC is
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AC_ARG_ENABLE([version-from-git],
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AS_HELP_STRING([--disable-version-from-git], [Do not use git tag, commit hash and commit date for version number]),
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[ enable_version_from_git=$enableval ], [ enable_version_from_git=yes ])
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dnl Build with multithreading?
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AC_ARG_ENABLE([multithreading],
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AS_HELP_STRING([--disable-multithreading], [Disable multithreading in libFLAC]))
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HAVE_PTHREAD=no
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if test "x$enable_multithreading" != "xno" ; then
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AX_PTHREAD([
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HAVE_PTHREAD=yes
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AC_DEFINE(HAVE_PTHREAD,1,[Define if pthread is enabled])
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LIBS="$PTHREAD_LIBS $LIBS"
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CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
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CXXFLAGS="$CXXFLAGS $PTHREAD_CFLAGS"
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CC="$PTHREAD_CC"
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CXX="$PTHREAD_CXX"
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],[HAVE_PTHREAD=no])
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if test "x${HAVE_PTHREAD}" == "xno"; then
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AC_MSG_WARN("pthread support, needed for multithreading, is not found")
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fi
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fi
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dnl check for i18n(internationalization); these are from libiconv/gettext
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AM_ICONV
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AM_LANGINFO_CODESET
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AC_CHECK_PROGS(PANDOC, pandoc)
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AM_CONDITIONAL(FLaC__HAS_PANDOC, test -n "$PANDOC")
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if test -n "$PANDOC" ; then
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AC_DEFINE(FLAC__HAS_PANDOC)
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AH_TEMPLATE(FLAC__HAS_PANDOC, [define if you have pandoc])
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else
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if test -f "$srcdir/man/flac.1" && test -f "$srcdir/man/metaflac.1" ; then
|
|
HAS_PREBUILT_MANPAGES=yes
|
|
fi
|
|
fi
|
|
AM_CONDITIONAL(FLaC__HAS_PREBUILT_MANPAGES, test "x$HAS_PREBUILT_MANPAGES" = "xyes")
|
|
|
|
AC_CHECK_LIB(rt, clock_gettime,
|
|
LIB_CLOCK_GETTIME=-lrt
|
|
AC_DEFINE(HAVE_CLOCK_GETTIME)
|
|
AH_TEMPLATE(HAVE_CLOCK_GETTIME, [define if you have clock_gettime]))
|
|
AC_SUBST(LIB_CLOCK_GETTIME)
|
|
|
|
XIPH_GCC_VERSION dnl Sets a non-zero GCC_XXX_VERSION for gcc, not clang. checks below rely on that..
|
|
|
|
if test x$ac_cv_c_compiler_gnu = xyes -o x$xiph_cv_c_compiler_clang = xyes ; then
|
|
dnl Prepend defaults to CFLAGS for GCC and Clang
|
|
AS_IF([test "x${ax_enable_debug}" = "xno"], [
|
|
CFLAGS="-O3 -funroll-loops $CFLAGS"
|
|
CXXFLAGS="-O3 $CXXFLAGS"
|
|
])
|
|
|
|
CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wmissing-prototypes -Waggregate-return -Wcast-align -Wnested-externs -Wshadow -Wundef -Wmissing-declarations -Winline " # -Wcast-qual -Wbad-function-cast -Wwrite-strings -Wconversion
|
|
CXXFLAGS="$CXXFLAGS -Wall -Wextra -Wcast-align -Wshadow -Wwrite-strings -Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Wsign-promo -Wundef " # -Wcast-qual -Wbad-function-cast -Wwrite-strings -Woverloaded-virtual -Wmissing-declarations
|
|
|
|
XIPH_ADD_CFLAGS([-Wdeclaration-after-statement])
|
|
|
|
dnl some distributions (such as Gentoo) have _FORTIFY_SOURCE always
|
|
dnl enabled. We test for this situation in order to prevent polluting
|
|
dnl the console with messages of macro redefinitions.
|
|
|
|
if test "$enable_fortify_source" = "yes" && test "x$mingw_has_memset_chk" != "xno"
|
|
then
|
|
AX_ADD_FORTIFY_SOURCE
|
|
fi
|
|
|
|
AC_LANG_PUSH([C++])
|
|
XIPH_ADD_CXXFLAGS([-Weffc++])
|
|
AC_LANG_POP([C++])
|
|
|
|
if test x$xiph_cv_c_compiler_clang = xyes -a "$OBJ_FORMAT" = elf; then
|
|
CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
|
|
CFLAGS="$CFLAGS -fvisibility=hidden"
|
|
CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
|
|
elif test "$GCC_MAJOR_VERSION" -ge 4 && test "$OBJ_FORMAT" = elf; then
|
|
CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
|
|
CFLAGS="$CFLAGS -fvisibility=hidden"
|
|
CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
|
|
fi
|
|
|
|
|
|
if test x$xiph_cv_c_compiler_clang = xyes -a "$OBJ_FORMAT" = macho; then
|
|
CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
|
|
CFLAGS="$CFLAGS -fvisibility=hidden"
|
|
CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
|
|
elif test "$GCC_MAJOR_VERSION" -ge 4 && test "$OBJ_FORMAT" = macho; then
|
|
CPPFLAGS="$CPPFLAGS -DFLAC__USE_VISIBILITY_ATTR"
|
|
CFLAGS="$CFLAGS -fvisibility=hidden"
|
|
CXXFLAGS="$CXXFLAGS -fvisibility=hidden"
|
|
fi
|
|
|
|
if test "x$GCC_MAJOR_VERSION$GCC_MINOR_VERSION" = "x42" ; then
|
|
XIPH_ADD_CFLAGS([-fgnu89-inline])
|
|
fi
|
|
|
|
if test "x$GCC_MAJOR_VERSION$GCC_MINOR_VERSION" = "x47" ; then
|
|
XIPH_ADD_CFLAGS([-fno-inline-small-functions])
|
|
fi
|
|
|
|
fi
|
|
|
|
case "$host_os" in
|
|
"mingw32"|"os2")
|
|
if test "$host_cpu" = "i686"; then
|
|
XIPH_ADD_CFLAGS([-mstackrealign])
|
|
fi
|
|
esac
|
|
|
|
if test x$enable_werror = "xyes" ; then
|
|
XIPH_ADD_CFLAGS([-Werror])
|
|
AC_LANG_PUSH([C++])
|
|
XIPH_ADD_CXXFLAGS([-Werror])
|
|
AC_LANG_POP([C++])
|
|
fi
|
|
|
|
if test x$enable_stack_smash_protection = "xyes" && test "x$mingw_has_stack_chk_fail" != "xno" ; then
|
|
XIPH_GCC_STACK_PROTECTOR
|
|
XIPH_GXX_STACK_PROTECTOR
|
|
else
|
|
enable_stack_smash_protection=no
|
|
fi
|
|
|
|
AH_VERBATIM([FLAC_API_EXPORTS],
|
|
[/* libtool defines DLL_EXPORT for windows dll builds,
|
|
but flac code relies on FLAC_API_EXPORTS instead. */
|
|
#ifdef DLL_EXPORT
|
|
#ifdef __cplusplus
|
|
# define FLACPP_API_EXPORTS
|
|
#else
|
|
# define FLAC_API_EXPORTS
|
|
#endif
|
|
#endif])
|
|
|
|
if test x$enable_static = "xyes" ; then
|
|
dnl for correct FLAC_API
|
|
CPPFLAGS="-DFLAC__NO_DLL $CPPFLAGS"
|
|
fi
|
|
|
|
AC_CHECK_PROG(GIT_FOUND,git,yes)
|
|
|
|
if test x$GIT_FOUND$enable_version_from_git = "xyesyes"; then
|
|
GIT_COMMIT_TAG=`git -C $srcdir --git-dir=.git describe --tags --exact-match 2>/dev/null`
|
|
GIT_COMMIT_HASH=`git -C $srcdir --git-dir=.git log -1 --pretty=format:%h 2>/dev/null`
|
|
GIT_COMMIT_DATE=`git -C $srcdir --git-dir=.git log -1 --pretty=format:%cd --date=format:%Y%m%d 2>/dev/null`
|
|
if test ${#GIT_COMMIT_HASH} = 8 && test ${#GIT_COMMIT_DATE} = 8; then
|
|
GIT_COMMIT_VERSION_AVAIL=yes
|
|
if test ${#GIT_COMMIT_TAG} != 0 ; then
|
|
GIT_COMMIT_TAG_AVAIL=yes
|
|
AC_DEFINE_UNQUOTED(GIT_COMMIT_TAG, "${GIT_COMMIT_TAG}", "Define to the tag of the current git HEAD")
|
|
else
|
|
GIT_COMMIT_VERSION_HASH=yes
|
|
fi
|
|
AC_DEFINE_UNQUOTED(GIT_COMMIT_HASH, "${GIT_COMMIT_HASH}", "Define to the short hash of the current git HEAD")
|
|
AC_DEFINE_UNQUOTED(GIT_COMMIT_DATE, "${GIT_COMMIT_DATE}", "Define to the commit date of the current git HEAD")
|
|
fi
|
|
fi
|
|
|
|
AC_SUBST(GIT_COMMIT_VERSION_HASH)
|
|
|
|
AX_CHECK_COMPILE_FLAG([-fassociative-math -fno-signed-zeros -fno-trapping-math -freciprocal-math],HAVE_ASSOC_MATH=yes)
|
|
AM_CONDITIONAL(ASSOC_MATH_AVAILABLE, test "x$HAVE_ASSOC_MATH" = "xyes")
|
|
|
|
AC_SUBST(FLAC_STATIC_LIBS) dnl unused here
|
|
|
|
AC_CONFIG_FILES([ \
|
|
Makefile \
|
|
src/Makefile \
|
|
src/libFLAC/Makefile \
|
|
src/libFLAC/flac.pc \
|
|
src/libFLAC/include/Makefile \
|
|
src/libFLAC/include/private/Makefile \
|
|
src/libFLAC/include/protected/Makefile \
|
|
src/libFLAC++/Makefile \
|
|
src/libFLAC++/flac++.pc \
|
|
src/flac/Makefile \
|
|
src/metaflac/Makefile \
|
|
src/share/Makefile \
|
|
src/test_grabbag/Makefile \
|
|
src/test_grabbag/cuesheet/Makefile \
|
|
src/test_grabbag/picture/Makefile \
|
|
src/test_libs_common/Makefile \
|
|
src/test_libFLAC/Makefile \
|
|
src/test_libFLAC++/Makefile \
|
|
src/test_seeking/Makefile \
|
|
src/test_streams/Makefile \
|
|
src/utils/Makefile \
|
|
src/utils/flacdiff/Makefile \
|
|
src/utils/flactimer/Makefile \
|
|
examples/Makefile \
|
|
examples/c/Makefile \
|
|
examples/c/decode/Makefile \
|
|
examples/c/decode/file/Makefile \
|
|
examples/c/encode/Makefile \
|
|
examples/c/encode/file/Makefile \
|
|
examples/cpp/Makefile \
|
|
examples/cpp/decode/Makefile \
|
|
examples/cpp/decode/file/Makefile \
|
|
examples/cpp/encode/Makefile \
|
|
examples/cpp/encode/file/Makefile \
|
|
include/Makefile \
|
|
include/FLAC/Makefile \
|
|
include/FLAC++/Makefile \
|
|
include/share/Makefile \
|
|
include/share/grabbag/Makefile \
|
|
include/test_libs_common/Makefile \
|
|
doc/Doxyfile \
|
|
doc/Makefile \
|
|
doc/images/Makefile \
|
|
m4/Makefile \
|
|
man/Makefile \
|
|
test/common.sh \
|
|
test/Makefile \
|
|
test/cuesheets/Makefile \
|
|
test/foreign-metadata-test-files/Makefile \
|
|
test/flac-to-flac-metadata-test-files/Makefile \
|
|
test/metaflac-test-files/Makefile \
|
|
test/pictures/Makefile \
|
|
microbench/Makefile \
|
|
oss-fuzz/Makefile
|
|
])
|
|
AC_OUTPUT
|
|
|
|
AC_MSG_RESULT([
|
|
-=-=-=-=-=-=-=-=-=-= Configuration Complete =-=-=-=-=-=-=-=-=-=-
|
|
|
|
Configuration summary :
|
|
|
|
FLAC version : ............................ ${VERSION}
|
|
|
|
Host CPU : ................................ ${host_cpu}
|
|
Host Vendor : ............................. ${host_vendor}
|
|
Host OS : ................................. ${host_os}
|
|
])
|
|
|
|
if test x$GIT_COMMIT_TAG_AVAIL = xyes ; then
|
|
echo " Version string : reference libFLAC ${GIT_COMMIT_TAG} ${GIT_COMMIT_DATE}"
|
|
elif test x$GIT_COMMIT_VERSION_AVAIL = xyes ; then
|
|
echo " Version string : reference libFLAC git-${GIT_COMMIT_HASH} ${GIT_COMMIT_DATE}"
|
|
fi
|
|
echo ""
|
|
echo " Compiler is GCC : ......................... ${ac_cv_c_compiler_gnu}"
|
|
if test x$ac_cv_c_compiler_gnu = xyes ; then
|
|
echo " GCC version : ............................. ${GCC_VERSION}"
|
|
fi
|
|
echo " Compiler is Clang : ....................... ${xiph_cv_c_compiler_clang}"
|
|
echo " Asm optimizations : ....................... ${asm_optimisation}"
|
|
echo " Ogg/FLAC support : ........................ ${have_ogg}"
|
|
echo " Multithreading : ........................ ${HAVE_PTHREAD}"
|
|
echo " Stack protector : ........................ ${enable_stack_smash_protection}"
|
|
echo " Fuzzing support (Clang only) : ............ ${have_oss_fuzzers}"
|
|
echo
|