1dnl Process this file with autoconf to produce a configure script. 2AC_PREREQ(2.52) 3AC_INIT 4AC_CONFIG_SRCDIR([src/a52dec.c]) 5AC_CONFIG_AUX_DIR(autotools) 6AC_CONFIG_FILES([Makefile autotools/Makefile include/Makefile test/Makefile 7 doc/Makefile src/Makefile liba52/Makefile libao/Makefile vc++/Makefile]) 8AM_INIT_AUTOMAKE([a52dec],[0.7.4]) 9AM_CONFIG_HEADER(include/config.h) 10AM_MAINTAINER_MODE 11AC_CANONICAL_HOST 12 13dnl Checks for compiler 14AC_PROG_CC 15AC_PROG_GCC_TRADITIONAL 16 17if test x"$GCC" = x"yes"; then 18 19 dnl GCC-specific flags - try to optimize them sometime 20 dnl -Wall -Werror moved to the end to not disturb the configure script 21 22 dnl -O3 23 changequote(<<,>>) 24 OPT_CFLAGS=`echo "$CFLAGS"|sed "s/-O[0-9]*//g"` 25 changequote([,]) 26 OPT_CFLAGS="$OPT_CFLAGS -O3" 27 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]) 28 29 dnl -fomit-frame-pointer 30 OPT_CFLAGS="$CFLAGS -fomit-frame-pointer" 31 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]) 32 33 dnl arch-specific flags 34 case "$host" in 35 i?86-* | k?-*) 36 case "$host" in 37 i386-*) OPT_CFLAGS="$CFLAGS -mcpu=i386";; 38 i486-*) OPT_CFLAGS="$CFLAGS -mcpu=i486";; 39 i586-*) OPT_CFLAGS="$CFLAGS -mcpu=pentium";; 40 i686-*) OPT_CFLAGS="$CFLAGS -mcpu=pentiumpro";; 41 k6-*) OPT_CFLAGS="$CFLAGS -mcpu=k6";; 42 esac 43 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);; 44 sparc-* | sparc64-*) 45 OPT_CFLAGS="$CFLAGS -mtune=ultrasparc" 46 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);; 47 mips-sgi-irix6.*) dnl do we need to be that specific ? 48 OPT_CFLAGS="$CFLAGS -mabi=64" 49 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);; 50 esac 51elif test x"$CC" = x"tcc" -a x"`$CC -version 2>&1 | grep TenDRA`" != x""; then 52 dnl TenDRA portability checking compiler 53 TENDRA=yes 54 CFLAGS="-Xp -Yansi -f`pwd`/include/tendra.h -DELIDE_CODE" 55 enable_mlib=no 56 enable_oss=no 57 enable_solaris_audio=no 58elif test x"$CC" = x"icc" -a x"`$CC -V 2>&1 | grep Intel`" != x""; then 59 dnl Intel C++ compiler 60 CFLAGS="-g -O3 -unroll -ip" 61else 62 dnl non-gcc flags - we probably need exact configuration triplets here. 63 case "$host" in 64 mips-sgi-irix6.*) 65 OPT_CFLAGS="$CFLAGS -64" 66 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);; 67 sparc-sun-solaris*) 68 OPT_CFLAGS="$CFLAGS -xCC -fast -xO5" 69 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]);; 70 esac 71fi 72 73dnl Checks for libtool - this must be done after we set cflags 74AC_DISABLE_SHARED 75AC_LIBTOOL_WIN32_DLL 76AC_PROG_LIBTOOL 77 78dnl Checks for libraries. 79 80dnl Checks for header files. 81INCLUDES='-I$(top_srcdir)/include -I$(top_builddir)/include' 82AC_SUBST([INCLUDES]) 83AC_CHECK_HEADERS([sys/time.h sys/timeb.h io.h]) 84AC_CHECK_GENERATE_INTTYPES([include]) 85 86dnl Checks for typedefs, structures, and compiler characteristics. 87AC_C_CONST 88AC_C_ALWAYS_INLINE 89AC_C_RESTRICT 90AC_TYPE_SIZE_T 91AC_C_BIGENDIAN 92 93dnl Checks for library functions. 94AC_CHECK_FUNCS([memalign gettimeofday ftime]) 95AC_TYPE_SIGNAL 96 97builtin([include],[liba52/configure.incl]) 98builtin([include],[libao/configure.incl]) 99 100AC_ARG_ENABLE([warnings], 101 [ --enable-warnings treat warnings as errors]) 102if test x"$enable_warnings" = x"yes" -a x"$GCC" = x"yes"; then 103 dnl compiler warnings 104 OPT_CFLAGS="$CFLAGS -Wall -Werror" 105 AC_TRY_CFLAGS([$OPT_CFLAGS],[CFLAGS=$OPT_CFLAGS]) 106elif test x"$TENDRA" = x"yes"; then 107 dnl TenDRA portability checking compiler 108 CFLAGS="$CFLAGS -DTenDRA_check" 109fi 110 111builtin([include],[src/configure.incl]) 112 113AC_C_ATTRIBUTE_ALIGNED 114 115AC_OUTPUT 116