cannam@125: # Copyright (C) 1999-2016  Erik de Castro Lopo <erikd@mega-nerd.com>.
cannam@125: 
cannam@125: dnl Require autoconf version
cannam@125: AC_PREREQ(2.57)
cannam@125: 
cannam@125: AC_INIT([libsndfile],[1.0.27],[sndfile@mega-nerd.com],
cannam@125: 		[libsndfile],[http://www.mega-nerd.com/libsndfile/])
cannam@125: 
cannam@125: # Put config stuff in Cfg.
cannam@125: AC_CONFIG_AUX_DIR(Cfg)
cannam@125: AC_CONFIG_MACRO_DIR([M4])
cannam@125: 
cannam@125: AC_CONFIG_SRCDIR([src/sndfile.c])
cannam@125: AC_CANONICAL_TARGET([])
cannam@125: 
cannam@125: AC_CONFIG_HEADERS([src/config.h])
cannam@125: 
cannam@125: AM_INIT_AUTOMAKE
cannam@125: m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
cannam@125: 
cannam@125: AC_LANG([C])
cannam@125: 
cannam@125: AC_PROG_CC_STDC
cannam@125: AC_USE_SYSTEM_EXTENSIONS
cannam@125: AM_PROG_CC_C_O
cannam@125: AC_PROG_CXX
cannam@125: 
cannam@125: MN_C_COMPILER_IS_CLANG
cannam@125: MN_GCC_REALLY_IS_GCC
cannam@125: 
cannam@125: AC_PROG_SED
cannam@125: 
cannam@125: # Do not check for F77.
cannam@125: define([AC_LIBTOOL_LANG_F77_CONFIG], [:])dnl
cannam@125: 
cannam@125: AM_PROG_LIBTOOL
cannam@125: LT_PROG_RC
cannam@125: 
cannam@125: AC_PROG_INSTALL
cannam@125: AC_PROG_LN_S
cannam@125: 
cannam@125: AC_CHECK_PROG(HAVE_AUTOGEN, autogen, yes, no)
cannam@125: AC_CHECK_PROG(HAVE_WINE, wine, yes, no)
cannam@125: AC_CHECK_PROG(HAVE_XCODE_SELECT, xcode-select, yes, no)
cannam@125: 
cannam@125: #------------------------------------------------------------------------------------
cannam@125: # Rules for library version information:
cannam@125: #
cannam@125: #  1. Start with version information of `0:0:0' for each libtool library.
cannam@125: #  2. Update the version information only immediately before a public release of
cannam@125: #     your software. More frequent updates are unnecessary, and only guarantee
cannam@125: #     that the current interface number gets larger faster.
cannam@125: #  3. If the library source code has changed at all since the last update, then
cannam@125: #     increment revision (`c:r:a' becomes `c:r+1:a').
cannam@125: #  4. If any interfaces have been added, removed, or changed since the last update,
cannam@125: #     increment current, and set revision to 0.
cannam@125: #  5. If any interfaces have been added since the last public release, then increment
cannam@125: #     age.
cannam@125: #  6. If any interfaces have been removed since the last public release, then set age
cannam@125: #     to 0.
cannam@125: 
cannam@125: CLEAN_VERSION=`echo $PACKAGE_VERSION | $SED "s/p.*//"`
cannam@125: VERSION_MINOR=`echo $CLEAN_VERSION | $SED "s/.*\.//"`
cannam@125: 
cannam@125: SHARED_VERSION_INFO="1:$VERSION_MINOR:0"
cannam@125: 
cannam@125: #------------------------------------------------------------------------------------
cannam@125: 
cannam@125: AC_HEADER_STDC
cannam@125: 
cannam@125: AC_CHECK_HEADERS(endian.h)
cannam@125: AC_CHECK_HEADERS(byteswap.h)
cannam@125: AC_CHECK_HEADERS(locale.h)
cannam@125: AC_CHECK_HEADERS(sys/time.h)
cannam@125: 
cannam@125: AC_HEADER_SYS_WAIT
cannam@125: 
cannam@125: AC_CHECK_DECLS(S_IRGRP)
cannam@125: if test x$ac_cv_have_decl_S_IRGRP = xyes ; then
cannam@125: 	AC_DEFINE_UNQUOTED([HAVE_DECL_S_IRGRP],1,[Set to 1 if S_IRGRP is defined.])
cannam@125: else
cannam@125: 	AC_DEFINE_UNQUOTED([HAVE_DECL_S_IRGRP],0)
cannam@125: 	fi
cannam@125: 
cannam@125: AM_CONDITIONAL([LINUX_MINGW_CROSS_TEST],
cannam@125: 	[test "$build_os:$target_os:$host_os:$HAVE_WINE" = "linux-gnu:mingw32msvc:mingw32msvc:yes"])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Couple of initializations here. Fill in real values later.
cannam@125: 
cannam@125: SHLIB_VERSION_ARG=""
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Finished checking, handle options.
cannam@125: 
cannam@125: AC_ARG_ENABLE(experimental,
cannam@125: 	AC_HELP_STRING([--enable-experimental], [enable experimental code]))
cannam@125: 
cannam@125: EXPERIMENTAL_CODE=0
cannam@125: if test x$enable_experimental = xyes ; then
cannam@125: 	EXPERIMENTAL_CODE=1
cannam@125: 	fi
cannam@125: AC_DEFINE_UNQUOTED([ENABLE_EXPERIMENTAL_CODE],${EXPERIMENTAL_CODE}, [Set to 1 to enable experimental code.])
cannam@125: 
cannam@125: AC_ARG_ENABLE(werror,
cannam@125: 	AC_HELP_STRING([--enable-werror], [enable -Werror in all Makefiles]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(stack-smash-protection,
cannam@125:        AC_HELP_STRING([--enable-stack-smash-protection], [Enable GNU GCC stack smash protection]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(gcc-pipe,
cannam@125: 	AC_HELP_STRING([--disable-gcc-pipe], [disable gcc -pipe option]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(gcc-opt,
cannam@125: 	AC_HELP_STRING([--disable-gcc-opt], [disable gcc optimisations]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(cpu-clip,
cannam@125: 	AC_HELP_STRING([--disable-cpu-clip], [disable tricky cpu specific clipper]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(bow-docs,
cannam@125: 	AC_HELP_STRING([--enable-bow-docs], [enable black-on-white html docs]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(sqlite,
cannam@125: 	AC_HELP_STRING([--disable-sqlite], [disable use of sqlite]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(alsa,
cannam@125: 	AC_HELP_STRING([--disable-alsa], [disable use of ALSA]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(external-libs,
cannam@125: 	AC_HELP_STRING([--disable-external-libs], [disable use of FLAC, Ogg and Vorbis [[default=no]]]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(octave,
cannam@125: 	AC_HELP_STRING([--enable-octave], [disable building of GNU Octave module]))
cannam@125: 
cannam@125: AC_ARG_ENABLE(test-coverage,
cannam@125: 	AC_HELP_STRING([--enable-test-coverage], [enable test coverage]))
cannam@125: AM_CONDITIONAL([ENABLE_TEST_COVERAGE], [test "$enable_test_coverage" = yes])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check types and their sizes.
cannam@125: 
cannam@125: AC_CHECK_SIZEOF(wchar_t,4)
cannam@125: AC_CHECK_SIZEOF(short,2)
cannam@125: AC_CHECK_SIZEOF(int,4)
cannam@125: AC_CHECK_SIZEOF(long,4)
cannam@125: AC_CHECK_SIZEOF(float,4)
cannam@125: AC_CHECK_SIZEOF(double,4)
cannam@125: AC_CHECK_SIZEOF(void*,8)
cannam@125: AC_CHECK_SIZEOF(size_t,4)
cannam@125: AC_CHECK_SIZEOF(int64_t,8)
cannam@125: AC_CHECK_SIZEOF(long long,8)
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Find an appropriate type for sf_count_t.
cannam@125: # On systems supporting files larger than 2 Gig, sf_count_t must be a 64 bit value.
cannam@125: # Unfortunately there is more than one way of ensuring this so need to do some
cannam@125: # pretty rigourous testing here.
cannam@125: 
cannam@125: # Check for common 64 bit file offset types.
cannam@125: AC_CHECK_SIZEOF(off_t,1)
cannam@125: AC_CHECK_SIZEOF(loff_t,1)
cannam@125: AC_CHECK_SIZEOF(off64_t,1)
cannam@125: 
cannam@125: if test "$enable_largefile:$ac_cv_sizeof_off_t" = "no:8" ; then
cannam@125: 	echo
cannam@125: 	echo "Error : Cannot disable large file support because sizeof (off_t) == 8."
cannam@125: 	echo
cannam@125: 	exit 1
cannam@125: 	fi
cannam@125: 
cannam@125: 
cannam@125: case "$host_os" in
cannam@125: 	mingw32*)
cannam@125: 		TYPEOF_SF_COUNT_T="__int64"
cannam@125: 		SF_COUNT_MAX="0x7FFFFFFFFFFFFFFFLL"
cannam@125: 		SIZEOF_SF_COUNT_T=8
cannam@125: 		AC_DEFINE([__USE_MINGW_ANSI_STDIO],1,[Set to 1 to use C99 printf/snprintf in MinGW.])
cannam@125: 		;;
cannam@125: 	*)
cannam@125: 		SIZEOF_SF_COUNT_T=0
cannam@125: 		if test "x$ac_cv_sizeof_off_t" = "x8" ; then
cannam@125: 			# If sizeof (off_t) is 8, no further checking is needed.
cannam@125: 			TYPEOF_SF_COUNT_T="int64_t"
cannam@125: 			SF_COUNT_MAX="0x7FFFFFFFFFFFFFFFLL"
cannam@125: 			SIZEOF_SF_COUNT_T=8
cannam@125: 		elif test "x$ac_cv_sizeof_loff_t" = "x8" ; then
cannam@125: 			TYPEOF_SF_COUNT_T="int64_t"
cannam@125: 			SF_COUNT_MAX="0x7FFFFFFFFFFFFFFFLL"
cannam@125: 			SIZEOF_SF_COUNT_T=8
cannam@125: 		elif test "x$ac_cv_sizeof_off64_t" = "x8" ; then
cannam@125: 			TYPEOF_SF_COUNT_T="int64_t"
cannam@125: 			SF_COUNT_MAX="0x7FFFFFFFFFFFFFFFLL"
cannam@125: 			SIZEOF_SF_COUNT_T=8
cannam@125: 		else
cannam@125: 			# Save the old sizeof (off_t) value  and then unset it to see if it
cannam@125: 			# changes when Large File Support is enabled.
cannam@125: 			pre_largefile_sizeof_off_t=$ac_cv_sizeof_off_t
cannam@125: 			unset ac_cv_sizeof_off_t
cannam@125: 
cannam@125: 			AC_SYS_LARGEFILE
cannam@125: 
cannam@125: 			if test "x$ac_cv_sys_largefile_CFLAGS" = "xno" ; then
cannam@125: 				ac_cv_sys_largefile_CFLAGS=""
cannam@125: 				fi
cannam@125: 			if test "x$ac_cv_sys_largefile_LDFLAGS" = "xno" ; then
cannam@125: 				ac_cv_sys_largefile_LDFLAGS=""
cannam@125: 				fi
cannam@125: 			if test "x$ac_cv_sys_largefile_LIBS" = "xno" ; then
cannam@125: 				ac_cv_sys_largefile_LIBS=""
cannam@125: 				fi
cannam@125: 
cannam@125: 			AC_CHECK_SIZEOF(off_t,1)
cannam@125: 
cannam@125: 			if test "x$ac_cv_sizeof_off_t" = "x8" ; then
cannam@125: 				TYPEOF_SF_COUNT_T="int64_t"
cannam@125: 				SF_COUNT_MAX="0x7FFFFFFFFFFFFFFFLL"
cannam@125: 			elif test "x$TYPEOF_SF_COUNT_T" = "xunknown" ; then
cannam@125: 				echo
cannam@125: 				echo "*** The configure process has determined that this system is capable"
cannam@125: 				echo "*** of Large File Support but has not been able to find a type which"
cannam@125: 				echo "*** is an unambiguous 64 bit file offset."
cannam@125: 				echo "*** Please contact the author to help resolve this problem."
cannam@125: 				echo
cannam@125: 				AC_MSG_ERROR([[Bad file offset type.]])
cannam@125: 				fi
cannam@125: 			fi
cannam@125: 		;;
cannam@125: 	esac
cannam@125: 
cannam@125: if test $SIZEOF_SF_COUNT_T = 4 ; then
cannam@125: 	SF_COUNT_MAX="0x7FFFFFFF"
cannam@125: 	fi
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([TYPEOF_SF_COUNT_T],${TYPEOF_SF_COUNT_T}, [Set to long if unknown.])
cannam@125: AC_SUBST(TYPEOF_SF_COUNT_T)
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([SIZEOF_SF_COUNT_T],${SIZEOF_SF_COUNT_T}, [Set to sizeof (long) if unknown.])
cannam@125: AC_SUBST(SIZEOF_SF_COUNT_T)
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([SF_COUNT_MAX],${SF_COUNT_MAX}, [Set to maximum allowed value of sf_count_t type.])
cannam@125: AC_SUBST(SF_COUNT_MAX)
cannam@125: 
cannam@125: AC_CHECK_TYPES(ssize_t)
cannam@125: AC_CHECK_SIZEOF(ssize_t,4)
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Determine endian-ness of target processor.
cannam@125: 
cannam@125: MN_C_FIND_ENDIAN
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED(CPU_IS_BIG_ENDIAN, ${ac_cv_c_big_endian},
cannam@125: 	[Target processor is big endian.])
cannam@125: AC_DEFINE_UNQUOTED(CPU_IS_LITTLE_ENDIAN, ${ac_cv_c_little_endian},
cannam@125: 	[Target processor is little endian.])
cannam@125: AC_DEFINE_UNQUOTED(WORDS_BIGENDIAN, ${ac_cv_c_big_endian},
cannam@125: 	[Target processor is big endian.])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for functions.
cannam@125: 
cannam@125: AC_CHECK_FUNCS(malloc calloc realloc free)
cannam@125: AC_CHECK_FUNCS(open read write lseek lseek64)
cannam@125: AC_CHECK_FUNCS(fstat fstat64 ftruncate fsync)
cannam@125: AC_CHECK_FUNCS(snprintf vsnprintf)
cannam@125: AC_CHECK_FUNCS(gmtime gmtime_r localtime localtime_r gettimeofday)
cannam@125: AC_CHECK_FUNCS(mmap getpagesize)
cannam@125: AC_CHECK_FUNCS(setlocale)
cannam@125: AC_CHECK_FUNCS(pipe waitpid)
cannam@125: 
cannam@125: AC_CHECK_LIB([m],floor)
cannam@125: AC_CHECK_FUNCS(floor ceil fmod lround)
cannam@125: 
cannam@125: MN_C99_FUNC_LRINT
cannam@125: MN_C99_FUNC_LRINTF
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for requirements for building plugins for other languages/enviroments.
cannam@125: 
cannam@125: dnl Octave maths environment http://www.octave.org/
cannam@125: if test x$cross_compiling = xno ; then
cannam@125: 	if test x$enable_octave = xno ; then
cannam@125: 		AM_CONDITIONAL(BUILD_OCTAVE_MOD, false)
cannam@125: 	else
cannam@125: 		AC_OCTAVE_BUILD
cannam@125: 		fi
cannam@125: else
cannam@125: 	AM_CONDITIONAL(BUILD_OCTAVE_MOD, false)
cannam@125: 	fi
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for Ogg, Vorbis and FLAC.
cannam@125: 
cannam@125: HAVE_EXTERNAL_XIPH_LIBS=0
cannam@125: EXTERNAL_XIPH_CFLAGS=""
cannam@125: EXTERNAL_XIPH_LIBS=""
cannam@125: 
cannam@125: # Check for pkg-config outside the if statement.
cannam@125: PKG_PROG_PKG_CONFIG
cannam@125: m4_ifdef([PKG_INSTALLDIR], [PKG_INSTALLDIR], AC_SUBST([pkgconfigdir], ${libdir}/pkgconfig))
cannam@125: 
cannam@125: if test -n "$PKG_CONFIG" ; then
cannam@125: 	if test x$enable_external_libs = xno ; then
cannam@125: 		AC_MSG_WARN([[*** External libs (FLAC, Ogg, Vorbis) disabled. ***]])
cannam@125: 	else
cannam@125: 		PKG_CHECK_MOD_VERSION(FLAC, flac >= 1.3.1, ac_cv_flac=yes, ac_cv_flac=no)
cannam@125: 
cannam@125: 		# Make sure the FLAC_CFLAGS value is sane.
cannam@125: 		FLAC_CFLAGS=`echo $FLAC_CFLAGS | $SED "s|include/FLAC|include|"`
cannam@125: 
cannam@125: 		PKG_CHECK_MOD_VERSION(OGG, ogg >= 1.1.3, ac_cv_ogg=yes, ac_cv_ogg=no)
cannam@125: 
cannam@125: 		if test x$enable_experimental = xyes ; then
cannam@125: 			PKG_CHECK_MOD_VERSION(SPEEX, speex >= 1.2, ac_cv_speex=yes, ac_cv_speex=no)
cannam@125: 		else
cannam@125: 			SPEEX_CFLAGS=""
cannam@125: 			SPEEX_LIBS=""
cannam@125: 			fi
cannam@125: 
cannam@125: 		# Vorbis versions earlier than 1.2.3 have bugs that cause the libsndfile
cannam@125: 		# test suite to fail on MIPS, PowerPC and others.
cannam@125: 		# See: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=549899
cannam@125: 		PKG_CHECK_MOD_VERSION(VORBIS, vorbis >= 1.2.3, ac_cv_vorbis=yes, ac_cv_vorbis=no)
cannam@125: 		PKG_CHECK_MOD_VERSION(VORBISENC, vorbisenc >= 1.2.3, ac_cv_vorbisenc=yes, ac_cv_vorbisenc=no)
cannam@125: 		enable_external_libs=yes
cannam@125: 		fi
cannam@125: 
cannam@125: 	if test x$ac_cv_flac$ac_cv_ogg$ac_cv_vorbis$ac_cv_vorbisenc = "xyesyesyesyes" ; then
cannam@125: 		HAVE_EXTERNAL_XIPH_LIBS=1
cannam@125: 		enable_external_libs=yes
cannam@125: 
cannam@125: 		EXTERNAL_XIPH_CFLAGS="$FLAC_CFLAGS $OGG_CFLAGS $VORBIS_CFLAGS $VORBISENC_CFLAGS $SPEEX_CFLAGS"
cannam@125: 		EXTERNAL_XIPH_LIBS="$FLAC_LIBS $OGG_LIBS $VORBIS_LIBS $VORBISENC_LIBS $SPEEX_LIBS "
cannam@125: 	else
cannam@125: 		echo
cannam@125: 		AC_MSG_WARN([[*** One or more of the external libraries (ie libflac, libogg and]])
cannam@125: 		AC_MSG_WARN([[*** libvorbis) is either missing (possibly only the development]])
cannam@125: 		AC_MSG_WARN([[*** headers) or is of an unsupported version.]])
cannam@125: 		AC_MSG_WARN([[***]])
cannam@125: 		AC_MSG_WARN([[*** Unfortunately, for ease of maintenance, the external libs]])
cannam@125: 		AC_MSG_WARN([[*** are an all or nothing affair.]])
cannam@125: 		echo
cannam@125: 		enable_external_libs=no
cannam@125: 		fi
cannam@125: 	fi
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([HAVE_EXTERNAL_XIPH_LIBS], $HAVE_EXTERNAL_XIPH_LIBS, [Will be set to 1 if flac, ogg and vorbis are available.])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for libsqlite3 (only used in regtest).
cannam@125: 
cannam@125: ac_cv_sqlite3=no
cannam@125: if test x$enable_sqlite != xno ; then
cannam@125: 	PKG_CHECK_MOD_VERSION(SQLITE3, sqlite3 >= 3.2, ac_cv_sqlite3=yes, ac_cv_sqlite3=no)
cannam@125: 	fi
cannam@125: 
cannam@125: if test x$ac_cv_sqlite3 = "xyes" ; then
cannam@125: 	HAVE_SQLITE3=1
cannam@125: else
cannam@125: 	HAVE_SQLITE3=0
cannam@125: 	fi
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([HAVE_SQLITE3],$HAVE_SQLITE3,[Set to 1 if you have libsqlite3.])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Determine if the processor can do clipping on float to int conversions.
cannam@125: 
cannam@125: if test x$enable_cpu_clip != "xno" ; then
cannam@125: 	MN_C_CLIP_MODE
cannam@125: else
cannam@125: 	echo "checking processor clipping capabilities... disabled"
cannam@125: 	ac_cv_c_clip_positive=0
cannam@125: 	ac_cv_c_clip_negative=0
cannam@125: 	fi
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED(CPU_CLIPS_POSITIVE, ${ac_cv_c_clip_positive},
cannam@125: 	[Target processor clips on positive float to int conversion.])
cannam@125: AC_DEFINE_UNQUOTED(CPU_CLIPS_NEGATIVE, ${ac_cv_c_clip_negative},
cannam@125: 	[Target processor clips on negative float to int conversion.])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Target OS specific stuff.
cannam@125: 
cannam@125: OS_SPECIFIC_CFLAGS=""
cannam@125: OS_SPECIFIC_LINKS=""
cannam@125: os_is_win32=0
cannam@125: os_is_openbsd=0
cannam@125: use_windows_api=0
cannam@125: osx_darwin_version=0
cannam@125: 
cannam@125: case "$host_os" in
cannam@125: 	darwin* | rhapsody*)
cannam@125: 		osx_darwin_version=$(echo "$host_os" | sed 's/\..*//;s/darwin//g')
cannam@125: 		if test x$HAVE_XCODE_SELECT = xyes ; then
cannam@125: 			developer_path=`xcode-select --print-path`
cannam@125: 		else
cannam@125: 			developer_path="/Developer"
cannam@125: 			fi
cannam@125: 		OS_SPECIFIC_LINKS="-framework CoreAudio -framework AudioToolbox -framework CoreFoundation"
cannam@125: 		;;
cannam@125: 	mingw*)
cannam@125: 		os_is_win32=1
cannam@125: 		use_windows_api=1
cannam@125: 		OS_SPECIFIC_LINKS="-lwinmm"
cannam@125: 		;;
cannam@125: 	openbsd*)
cannam@125: 		os_is_openbsd=1
cannam@125: 		;;
cannam@125: 	esac
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED(OS_IS_WIN32, ${os_is_win32}, [Set to 1 if compiling for Win32])
cannam@125: AC_DEFINE_UNQUOTED(OS_IS_OPENBSD, ${os_is_openbsd}, [Set to 1 if compiling for OpenBSD])
cannam@125: AC_DEFINE_UNQUOTED(USE_WINDOWS_API, ${use_windows_api}, [Set to 1 to use the native windows API])
cannam@125: AC_DEFINE_UNQUOTED(OSX_DARWIN_VERSION, ${osx_darwin_version}, [The darwin version, no-zero is valid])
cannam@125: AM_CONDITIONAL(USE_WIN_VERSION_FILE, test ${use_windows_api} -eq 1)
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for ALSA.
cannam@125: 
cannam@125: ALSA_LIBS=""
cannam@125: 
cannam@125: if test x$enable_alsa != xno ; then
cannam@125: 	AC_CHECK_HEADERS(alsa/asoundlib.h)
cannam@125: 	if test x$ac_cv_header_alsa_asoundlib_h = xyes ; then
cannam@125: 		ALSA_LIBS="-lasound"
cannam@125: 		enable_alsa=yes
cannam@125: 		fi
cannam@125: 	fi
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Check for OpenBSD's sndio.
cannam@125: 
cannam@125: SNDIO_LIBS=""
cannam@125: HAVE_SNDIO_H=0
cannam@125: case "$host_os" in
cannam@125: 	openbsd*)
cannam@125: 		AC_CHECK_HEADERS(sndio.h)
cannam@125: 		if test x$ac_cv_header_sndio_h = xyes ; then
cannam@125: 			SNDIO_LIBS="-lsndio"
cannam@125: 			HAVE_SNDIO_H=1
cannam@125: 			fi
cannam@125: 		;;
cannam@125: 	*)
cannam@125: 		;;
cannam@125: 	esac
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([HAVE_SNDIO_H],${HAVE_SNDIO_H},[Set to 1 if <sndio.h> is available.])
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Test for sanity when cross-compiling.
cannam@125: 
cannam@125: if test $ac_cv_sizeof_short != 2 ; then
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	AC_MSG_WARN([[*** sizeof (short) != 2.                                          ]])
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	fi
cannam@125: 
cannam@125: if test $ac_cv_sizeof_int != 4 ; then
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	AC_MSG_WARN([[*** sizeof (int) != 4                                             ]])
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	fi
cannam@125: 
cannam@125: if test $ac_cv_sizeof_float != 4 ; then
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	AC_MSG_WARN([[*** sizeof (float) != 4.                                          ]])
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	fi
cannam@125: 
cannam@125: if test $ac_cv_sizeof_double != 8 ; then
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	AC_MSG_WARN([[*** sizeof (double) != 8.                                         ]])
cannam@125: 	AC_MSG_WARN([[******************************************************************]])
cannam@125: 	fi
cannam@125: 
cannam@125: if test x"$ac_cv_prog_HAVE_AUTOGEN" = "xno" ; then
cannam@125: 	AC_MSG_WARN([[Touching files in directory tests/.]])
cannam@125: 	touch tests/*.c tests/*.h
cannam@125: 	fi
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Settings for the HTML documentation.
cannam@125: 
cannam@125: if test x$enable_bow_docs = "xyes" ; then
cannam@125: 	HTML_BGCOLOUR="white"
cannam@125: 	HTML_FGCOLOUR="black"
cannam@125: else
cannam@125: 	HTML_BGCOLOUR="black"
cannam@125: 	HTML_FGCOLOUR="white"
cannam@125: 	fi
cannam@125: 
cannam@125: #====================================================================================
cannam@125: # Now use the information from the checking stage.
cannam@125: 
cannam@125: win32_target_dll=0
cannam@125: COMPILER_IS_GCC=0
cannam@125: 
cannam@125: if test x$ac_cv_c_compiler_gnu = xyes ; then
cannam@125: 	MN_ADD_CFLAGS(-std=gnu99)
cannam@125: 
cannam@125: 	MN_GCC_VERSION
cannam@125: 
cannam@125: 	if test "x$GCC_MAJOR_VERSION$GCC_MINOR_VERSION" = "x42" ; then
cannam@125: 		AC_MSG_WARN([****************************************************************])
cannam@125: 		AC_MSG_WARN([** GCC version 4.2 warns about the inline keyword for no good **])
cannam@125: 		AC_MSG_WARN([** reason but the maintainers do not see it as a bug.         **])
cannam@125: 		AC_MSG_WARN([** See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33995      **])
cannam@125: 		AC_MSG_WARN([** Using -fgnu-inline to avoid this stupidity.                **])
cannam@125: 		AC_MSG_WARN([****************************************************************])
cannam@125: 		MN_ADD_CFLAGS([-fgnu89-inline])
cannam@125: 		fi
cannam@125: 
cannam@125: 	CFLAGS="$CFLAGS -Wall"
cannam@125: 	CXXFLAGS="$CXXFLAGS -Wall"
cannam@125: 
cannam@125: 	MN_ADD_CFLAGS([-Wextra])
cannam@125: 	MN_ADD_CFLAGS([-Wdeclaration-after-statement])
cannam@125: 	MN_ADD_CFLAGS([-Wpointer-arith])
cannam@125: 	MN_ADD_CFLAGS([-funsigned-char])
cannam@125: 
cannam@125: 	AC_LANG_PUSH([C++])
cannam@125: 	MN_ADD_CXXFLAGS([-Wextra])
cannam@125: 	MN_ADD_CXXFLAGS([-Wpointer-arith])
cannam@125: 	MN_ADD_CXXFLAGS([-funsigned-char])
cannam@125: 	AC_LANG_POP([C++])
cannam@125: 
cannam@125: 
cannam@125: 	MN_ADD_CFLAGS([-D_FORTIFY_SOURCE=2])
cannam@125: 
cannam@125: 	if test x$enable_stack_smash_protection = "xyes" ; then
cannam@125: 		XIPH_GCC_STACK_PROTECTOR
cannam@125: 		XIPH_GXX_STACK_PROTECTOR
cannam@125: 		fi
cannam@125: 
cannam@125: 	if test x$enable_test_coverage = "xyes" ; then
cannam@125: 		# MN_ADD_CFLAGS([-ftest-coverage])
cannam@125: 		MN_ADD_CFLAGS([-coverage])
cannam@125: 		fi
cannam@125: 
cannam@125: 	common_flags="-Wcast-align -Wcast-qual -Wshadow -Wwrite-strings -Wundef -Wuninitialized -Winit-self"
cannam@125: 
cannam@125: 	# -Winline -Wconversion "
cannam@125: 	CFLAGS="$CFLAGS     $common_flags -Wbad-function-cast -Wnested-externs -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Waggregate-return"
cannam@125: 	CXXFLAGS="$CXXFLAGS $common_flags -Wctor-dtor-privacy -Wnon-virtual-dtor -Woverloaded-virtual -Wreorder -Wsign-promo"
cannam@125: 
cannam@125: 	if test "x$enable_gcc_opt" = "xno" ; then
cannam@125: 		temp_CFLAGS=`echo $CFLAGS | $SED "s/O2/O0/"`
cannam@125: 		CFLAGS=$temp_CFLAGS
cannam@125: 		AC_MSG_WARN([[*** Compiler optimisations switched off. ***]])
cannam@125: 		fi
cannam@125: 
cannam@125: 	# OS specific tweaks.
cannam@125: 	case "$host_os" in
cannam@125: 		darwin* | rhapsody*)
cannam@125: 			# Disable -Wall, -pedantic and -Wshadow for Apple Darwin/Rhapsody.
cannam@125: 			# System headers on these systems are broken.
cannam@125: 			temp_CFLAGS=`echo $CFLAGS | $SED "s/-Wall -pedantic//" | $SED "s/-Wshadow//" | $SED "s/-Waggregate-return//"`
cannam@125: 			CFLAGS=$temp_CFLAGS
cannam@125: 			SHLIB_VERSION_ARG="-Wl,-exported_symbols_list -Wl,\$(srcdir)/Symbols.darwin"
cannam@125: 			;;
cannam@125: 		linux*|kfreebsd*-gnu*|gnu*)
cannam@125: 			SHLIB_VERSION_ARG="-Wl,--version-script=\$(srcdir)/Symbols.gnu-binutils"
cannam@125: 			;;
cannam@125: 		mingw*)
cannam@125: 			SHLIB_VERSION_ARG="-Wc,-static-libgcc -Wl,\$(srcdir)/libsndfile-1.def"
cannam@125: 			win32_target_dll=1
cannam@125: 			if test x"$enable_shared" = xno ; then
cannam@125: 				win32_target_dll=0
cannam@125: 				fi
cannam@125: 			;;
cannam@125: 		os2*)
cannam@125: 			SHLIB_VERSION_ARG="-Wl,-export-symbols \$(srcdir)/Symbols.os2"
cannam@125: 			;;
cannam@125: 		*)
cannam@125: 			;;
cannam@125: 		esac
cannam@125: 	if test x$enable_gcc_pipe != "xno" ; then
cannam@125: 	 	CFLAGS="$CFLAGS -pipe"
cannam@125: 	 	fi
cannam@125: 
cannam@125: 	COMPILER_IS_GCC=1
cannam@125: 	fi
cannam@125: 
cannam@125: if test x$enable_werror = "xyes" ; then
cannam@125: 	MN_ADD_CFLAGS([-Werror])
cannam@125: 
cannam@125: 	AC_LANG_PUSH([C++])
cannam@125: 	MN_ADD_CXXFLAGS([-Werror])
cannam@125: 	AC_LANG_POP([C++])
cannam@125: 	fi
cannam@125: 
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([WIN32_TARGET_DLL], ${win32_target_dll}, [Set to 1 if windows DLL is being built.])
cannam@125: AC_DEFINE_UNQUOTED([COMPILER_IS_GCC], ${COMPILER_IS_GCC}, [Set to 1 if the compile is GNU GCC.])
cannam@125: 
cannam@125: CFLAGS="$CFLAGS $OS_SPECIFIC_CFLAGS"
cannam@125: 
cannam@125: if test x"$CFLAGS" = x ; then
cannam@125: 	echo "Error in configure script. CFLAGS has been screwed up."
cannam@125: 	exit
cannam@125: 	fi
cannam@125: 
cannam@125: HOST_TRIPLET="${host_cpu}-${host_vendor}-${host_os}"
cannam@125: 
cannam@125: AC_DEFINE_UNQUOTED([HOST_TRIPLET], "${HOST_TRIPLET}", [The host triplet of the compiled binary.])
cannam@125: 
cannam@125: if test "$HOST_TRIPLET" = "x86_64-w64-mingw32" ; then
cannam@125: 	OS_SPECIFIC_LINKS=" -static-libgcc $OS_SPECIFIC_LINKS"
cannam@125: 	fi
cannam@125: 
cannam@125: WIN_RC_VERSION=`echo $PACKAGE_VERSION | $SED -e "s/p.*//" -e "s/\./,/g"`
cannam@125: 
cannam@125: 
cannam@125: if test "$enable_static" = no ; then
cannam@125: 	SRC_BINDIR=src/.libs/
cannam@125: 	TEST_BINDIR=tests/.libs/
cannam@125: else
cannam@125: 	SRC_BINDIR=src/
cannam@125: 	TEST_BINDIR=tests/
cannam@125: 	fi
cannam@125: 
cannam@125: #-------------------------------------------------------------------------------
cannam@125: 
cannam@125: AC_SUBST(HOST_TRIPLET)
cannam@125: 
cannam@125: AC_SUBST(HTML_BGCOLOUR)
cannam@125: AC_SUBST(HTML_FGCOLOUR)
cannam@125: 
cannam@125: AC_SUBST(SHLIB_VERSION_ARG)
cannam@125: AC_SUBST(SHARED_VERSION_INFO)
cannam@125: AC_SUBST(CLEAN_VERSION)
cannam@125: AC_SUBST(WIN_RC_VERSION)
cannam@125: 
cannam@125: AC_SUBST(HAVE_EXTERNAL_XIPH_LIBS)
cannam@125: AC_SUBST(OS_SPECIFIC_CFLAGS)
cannam@125: AC_SUBST(OS_SPECIFIC_LINKS)
cannam@125: AC_SUBST(ALSA_LIBS)
cannam@125: AC_SUBST(SNDIO_LIBS)
cannam@125: 
cannam@125: AC_SUBST(EXTERNAL_XIPH_CFLAGS)
cannam@125: AC_SUBST(EXTERNAL_XIPH_LIBS)
cannam@125: AC_SUBST(SRC_BINDIR)
cannam@125: AC_SUBST(TEST_BINDIR)
cannam@125: 
cannam@125: dnl The following line causes the libtool distributed with the source
cannam@125: dnl to be replaced if the build system has a more recent version.
cannam@125: AC_SUBST(LIBTOOL_DEPS)
cannam@125: 
cannam@125: AC_CONFIG_FILES([ \
cannam@125: 	src/Makefile man/Makefile examples/Makefile tests/Makefile regtest/Makefile \
cannam@125: 	M4/Makefile doc/Makefile Win32/Makefile Octave/Makefile programs/Makefile \
cannam@125: 	Makefile \
cannam@125: 	src/version-metadata.rc tests/test_wrapper.sh tests/pedantic-header-test.sh \
cannam@125: 	doc/libsndfile.css Scripts/build-test-tarball.mk libsndfile.spec sndfile.pc \
cannam@125: 	src/sndfile.h \
cannam@125: 	echo-install-dirs
cannam@125: 	])
cannam@125: AC_OUTPUT
cannam@125: 
cannam@125: # Make sure these are executable.
cannam@125: chmod u+x tests/test_wrapper.sh Scripts/build-test-tarball.mk echo-install-dirs
cannam@125: 
cannam@125: #====================================================================================
cannam@125: 
cannam@125: AC_MSG_RESULT([
cannam@125: -=-=-=-=-=-=-=-=-=-= Configuration Complete =-=-=-=-=-=-=-=-=-=-
cannam@125: 
cannam@125:   Configuration summary :
cannam@125: 
cannam@125:     libsndfile version : .................. ${VERSION}
cannam@125: 
cannam@125:     Host CPU : ............................ ${host_cpu}
cannam@125:     Host Vendor : ......................... ${host_vendor}
cannam@125:     Host OS : ............................. ${host_os}
cannam@125: 
cannam@125:     Experimental code : ................... ${enable_experimental:-no}
cannam@125:     Using ALSA in example programs : ...... ${enable_alsa:-no}
cannam@125:     External FLAC/Ogg/Vorbis : ............ ${enable_external_libs:-no}
cannam@125: ])
cannam@125: 
cannam@125: if test -z "$PKG_CONFIG" ; then
cannam@125: 	echo "    *****************************************************************"
cannam@125: 	echo "    ***          The pkg-config program is missing.               ***"
cannam@125: 	echo "    *** External FLAC/Ogg/Vorbis libs cannot be found without it. ***"
cannam@125: 	echo "    ***       http://pkg-config.freedesktop.org/wiki/             ***"
cannam@125: 	echo "    *****************************************************************"
cannam@125: 	echo
cannam@125: 	fi
cannam@125: 
cannam@125: echo "  Tools :"
cannam@125: echo
cannam@125: echo "    Compiler is Clang : ................... ${mn_cv_c_compiler_clang}"
cannam@125: echo "    Compiler is GCC : ..................... ${ac_cv_c_compiler_gnu}"
cannam@125: 
cannam@125: if test x$ac_cv_c_compiler_gnu = xyes ; then
cannam@125: 	echo "    GCC version : ......................... ${GCC_VERSION}"
cannam@125: 	if test $GCC_MAJOR_VERSION -lt 3 ; then
cannam@125: 		echo "\n"
cannam@125: 		echo "    ** This compiler version allows applications to write"
cannam@125: 		echo "    ** to static strings within the library."
cannam@125: 		echo "    ** Compile with GCC version 3.X or above to avoid this problem."
cannam@125: 		fi
cannam@125: 	fi
cannam@125: echo "    Sanitizer enabled : ................... ${enable_sanitizer:-no}"
cannam@125: echo "    Stack smash protection : .............. ${enable_stack_smash_protection:-no}"
cannam@125: 
cannam@125: ./echo-install-dirs
cannam@125: 
cannam@125: # Remove symlink created by Scripts/android-configure.sh.
cannam@125: test -h gdbclient && rm -f gdbclient
cannam@125: 
cannam@125: (cd src && make genfiles)
cannam@125: (cd tests && make genfiles)