configure.in
author Sam Lantinga <slouken@libsdl.org>
Sat, 28 Jan 2012 13:15:19 -0500
changeset 580 5d5483acd03d
parent 578 3b2c95ee3398
child 582 df72f22b4b41
permissions -rw-r--r--
Updated framework project for SDL2
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dnl Process this file with autoconf to produce a configure script.
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AC_INIT(README)
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AC_CONFIG_AUX_DIR(build-scripts)
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dnl Set various version strings - taken gratefully from the GTk sources
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# Making releases:
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#   MICRO_VERSION += 1;
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#   INTERFACE_AGE += 1;
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#   BINARY_AGE += 1;
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# if any functions have been added, set INTERFACE_AGE to 0.
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# if backwards compatibility has been broken,
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# set BINARY_AGE and INTERFACE_AGE to 0.
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#
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MAJOR_VERSION=1
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MINOR_VERSION=2
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MICRO_VERSION=13
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INTERFACE_AGE=1
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BINARY_AGE=13
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VERSION=$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION
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AC_SUBST(MAJOR_VERSION)
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AC_SUBST(MINOR_VERSION)
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AC_SUBST(MICRO_VERSION)
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AC_SUBST(INTERFACE_AGE)
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AC_SUBST(BINARY_AGE)
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AC_SUBST(VERSION)
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# libtool versioning
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LT_INIT([win32-dll])
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LT_RELEASE=$MAJOR_VERSION.$MINOR_VERSION
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LT_CURRENT=`expr $MICRO_VERSION - $INTERFACE_AGE`
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LT_REVISION=$INTERFACE_AGE
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LT_AGE=`expr $BINARY_AGE - $INTERFACE_AGE`
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m4_pattern_allow([^LT_])
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AC_SUBST(LT_RELEASE)
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AC_SUBST(LT_CURRENT)
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AC_SUBST(LT_REVISION)
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AC_SUBST(LT_AGE)
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dnl Detect the canonical build and host environments
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AC_CONFIG_AUX_DIRS($srcdir/build-scripts)
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dnl AC_CANONICAL_HOST
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dnl Check for tools
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AC_PROG_LIBTOOL
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AC_PROG_CC
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AC_PROG_INSTALL
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AC_PROG_MAKE_SET
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if test -z "$host_alias"; then
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    hostaliaswindres=
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else
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    hostaliaswindres="$host_alias-windres"
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fi
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AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])
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dnl Set up the compiler and linker flags
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case "$host" in
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    *-*-cygwin*)
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        # We build SDL on cygwin without the UNIX emulation layer
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        BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"
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        BASE_LDFLAGS="-mno-cygwin"
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        ;;
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    *)
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        BASE_CFLAGS="-D_GNU_SOURCE=1"
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        BASE_LDFLAGS=""
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        ;;
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esac
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BUILD_CFLAGS="$CFLAGS $CPPFLAGS"
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EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"
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BUILD_LDFLAGS="$LDFLAGS"
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EXTRA_LDFLAGS="$BASE_LDFLAGS"
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## These are common directories to find software packages
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#for path in /usr/freeware /usr/pkg /usr/local; do
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#    if test -d $path/include; then
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#        EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"
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#    fi
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#    if test -d $path/lib; then
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#        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"
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#    fi
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#done
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CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"
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CFLAGS="$CFLAGS $EXTRA_CFLAGS"
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LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"
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dnl Check for compiler characteristics
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AC_C_CONST
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dnl See whether we can use gcc style dependency tracking
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AC_ARG_ENABLE(dependency-tracking,
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AC_HELP_STRING([--enable-dependency-tracking],
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               [Use gcc -MMD -MT dependency tracking [[default=yes]]]),
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              , enable_dependency_tracking=yes)
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if test x$enable_dependency_tracking = xyes; then
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    have_gcc_mmd_mt=no
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    AC_MSG_CHECKING(for GCC -MMD -MT option)
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    AC_TRY_COMPILE([
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    #if !defined(__GNUC__) || __GNUC__ < 3
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    #error Dependency tracking requires GCC 3.0 or newer
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    #endif
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    ],[
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    ],[
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    have_gcc_mmd_mt=yes
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    ])
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    AC_MSG_RESULT($have_gcc_mmd_mt)
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    if test x$have_gcc_mmd_mt = xyes; then
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        DEPENDENCY_TRACKING_OPTIONS="-MMD -MT \$@"
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    fi
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fi
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case "$host" in
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    *mingw32ce*)
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        #VERSION_SOURCES="$srcdir/version.rc"
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        EXE=".exe"
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	;;
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    *-*-cygwin* | *-*-mingw32*)
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        VERSION_SOURCES="$srcdir/version.rc"
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        EXE=".exe"
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        if test "$build" != "$host"; then # cross-compiling
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            # Default cross-compile location
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            ac_default_prefix=/usr/local/cross-tools/i386-mingw32
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        else
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            # Look for the location of the tools and install there
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            if test "$BUILD_PREFIX" != ""; then
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                ac_default_prefix=$BUILD_PREFIX
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            fi
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        fi
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        ;;
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    *)
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        SOURCES=""
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        EXE=""
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        ;;
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esac
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# Standard C sources
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SOURCES="$SOURCES \
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$srcdir/effect_position.c \
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$srcdir/effect_stereoreverse.c \
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$srcdir/effects_internal.c \
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$srcdir/load_aiff.c \
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$srcdir/load_voc.c \
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$srcdir/mixer.c \
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$srcdir/music.c"
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dnl set this to use on systems that use lib64 instead of lib
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base_libdir=`echo \${libdir} | sed 's/.*\/\(.*\)/\1/; q'`
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dnl See if GCC's -fvisibility=hidden is supported (gcc4 and later, usually).
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dnl  Details of this flag are here: http://gcc.gnu.org/wiki/Visibility
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CheckVisibilityHidden()
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{
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    AC_MSG_CHECKING(for GCC -fvisibility=hidden option)
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    have_gcc_fvisibility=no
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    visibility_CFLAGS="-fvisibility=hidden"
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    save_CFLAGS="$CFLAGS"
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    CFLAGS="$save_CFLAGS $visibility_CFLAGS -Werror"
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    AC_TRY_COMPILE([
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    #if !defined(__GNUC__) || __GNUC__ < 4
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    #error SDL only uses visibility attributes in GCC 4 or newer
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    #endif
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    ],[
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    ],[
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    have_gcc_fvisibility=yes
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    ])
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    AC_MSG_RESULT($have_gcc_fvisibility)
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    CFLAGS="$save_CFLAGS"
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    if test x$have_gcc_fvisibility = xyes; then
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        EXTRA_CFLAGS="$EXTRA_CFLAGS $visibility_CFLAGS"
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    fi
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}
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dnl Function to find a library in the compiler search path
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find_lib()
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{
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    gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
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    gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]
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    env_lib_path=[`echo $LIBS $LDFLAGS $* | sed 's/-L[ ]*//g'`]
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    if test "$cross_compiling" = yes; then
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        host_lib_path=""
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    else
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        host_lib_path="/usr/$base_libdir /usr/local/$base_libdir"
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    fi
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    for path in $gcc_bin_path $gcc_lib_path $env_lib_path $host_lib_path; do
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        lib=[`ls -- $path/$1 2>/dev/null | sort | sed 's/.*\/\(.*\)/\1/; q'`]
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        if test x$lib != x; then
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            echo $lib
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            return
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        fi
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    done
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}
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dnl Check for SDL
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SDL_VERSION=2.0.0
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AM_PATH_SDL($SDL_VERSION,
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            :,
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            AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])
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)
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EXTRA_CFLAGS="$EXTRA_CFLAGS $SDL_CFLAGS"
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EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SDL_LIBS"
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dnl Check for math library
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AC_CHECK_LIB(m, pow, [LIBM="-lm"])
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dnl Check command-line options
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CheckVisibilityHidden
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AC_ARG_ENABLE([music-cmd],
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AC_HELP_STRING([--enable-music-cmd], [support an external music player [[default=yes]]]),
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              [], [enable_music_cmd=detect])
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if test "x$enable_music_cmd" != xno; then
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    AC_CHECK_FUNCS([fork vfork])
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    if test "x$ac_cv_func_fork" = "xyes"; then
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        EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_FORK"
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    elif test "x$ac_cv_func_vfork" = "xyes"; then
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        EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_VFORK"
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    elif test "x$enable_music_cmd" = "xyes"; then
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        AC_MSG_ERROR([external music player not available on your platform])
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    else
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        enable_music_cmd=no
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    fi
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    if test "x$enable_music_cmd" != xno; then
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        SOURCES="$SOURCES $srcdir/music_cmd.c"
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        EXTRA_CFLAGS="$EXTRA_CFLAGS -DCMD_MUSIC"
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    fi
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fi
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AC_ARG_ENABLE([music-wave],
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AC_HELP_STRING([--enable-music-wave], [enable streaming WAVE music [[default=yes]]]),
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              [], [enable_music_wave=yes])
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if test x$enable_music_wave = xyes; then
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    SOURCES="$SOURCES $srcdir/wavestream.c"
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    EXTRA_CFLAGS="$EXTRA_CFLAGS -DWAV_MUSIC"
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fi
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AC_ARG_ENABLE([music-mod],
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AC_HELP_STRING([--enable-music-mod], [enable MOD music via mikmod [[default=yes]]]),
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              [], [enable_music_mod=yes])
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AC_ARG_ENABLE([music-mod-shared],
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AC_HELP_STRING([--enable-music-mod-shared], [dynamically load MOD support [[default=yes]]]),
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              [], [enable_music_mod_shared=yes])
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if test x$enable_music_mod = xyes; then
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    have_libmikmod=no
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    libmikmod_maj=3
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    libmikmod_min=1
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    libmikmod_rev=10
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    libmikmod_ver="$libmikmod_maj.$libmikmod_min.$libmikmod_rev"
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    AC_PATH_PROG(LIBMIKMOD_CONFIG, libmikmod-config, no, [$PATH])
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    if test "$LIBMIKMOD_CONFIG" != "no" ; then
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        CFLAGS_SAVED="$CFLAGS"
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        LIBS_SAVED="$LIBS"
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        CFLAGS="$CFLAGS -DLIBMIKMOD_MUSIC `$LIBMIKMOD_CONFIG --cflags`"
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        LIBS="$LIBS `$LIBMIKMOD_CONFIG --libs`"
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        have_libmikmod=yes
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        AC_MSG_CHECKING([for libmikmod - version >= $libmikmod_ver])
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        AC_TRY_RUN([
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#include "mikmod.h"
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#include "stdio.h"
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int main(int argc, char **argv)
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{
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long maj=$libmikmod_maj,min=$libmikmod_min,rev=$libmikmod_rev,ver=MikMod_GetVersion();
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/*printf("(%d.%d.%d) ",ver>>16,(ver>>8)&0xff,ver&0xff);*/
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if(ver>=((maj<<16)|(min<<8)|(rev))) {
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    printf("yes\n");
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    return 0;
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}
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printf("no\n*** libmikmod is older than %d.%d.%d, not using.\n",maj,min,rev);
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return 1;
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}
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], [], have_libmikmod=no; CFLAGS="$CFLAGS_SAVED"; LIBS="$LIBS_SAVED",
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        [echo $ac_n "cross compiling; assumed OK... $ac_c"])
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    fi
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    if test x$have_libmikmod = xyes; then
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        case "$host" in
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            *-*-darwin*)
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                mikmod_lib=[`find_lib libmikmod.dylib`]
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                ;;
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            *-*-cygwin* | *-*-mingw32*)
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                mikmod_lib=[`find_lib "libmikmod*.dll"`]
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                ;;
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            *)
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                mikmod_lib=[`find_lib "libmikmod*.so.[0-9]"`]
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                if test x$mikmod_lib = x; then
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                    mikmod_lib=[`find_lib "libmikmod*.so.[0-9]*"`]
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                fi
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                ;;
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        esac
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        SOURCES="$SOURCES $srcdir/*_mod.c"
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        EXTRA_CFLAGS="$EXTRA_CFLAGS -DMOD_MUSIC `$LIBMIKMOD_CONFIG --cflags`"
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        if test x$enable_music_mod_shared = xyes && test x$mikmod_lib != x; then
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            echo "-- dynamic libmikmod -> $mikmod_lib"
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            EXTRA_CFLAGS="$EXTRA_CFLAGS -DMOD_DYNAMIC=\\\"$mikmod_lib\\\""
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        else
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            EXTRA_LDFLAGS="$EXTRA_LDFLAGS `$LIBMIKMOD_CONFIG --libs`"
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        fi
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    else
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        AC_MSG_WARN([*** Unable to find MikMod library (http://mikmod.raphnet.net/)])
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    fi
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fi
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AC_ARG_ENABLE([music-mod-modplug],
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AC_HELP_STRING([--enable-music-mod-modplug], [enable MOD music via modplug [[default=no]]]),
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              [], [enable_music_mod_modplug=no])
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if test x$enable_music_mod_modplug = xyes; then
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	PKG_CHECK_MODULES([MODPLUG], [libmodplug >= 0.8.7])
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	EXTRA_CFLAGS="$EXTRA_CFLAGS -DMODPLUG_MUSIC  $MODPLUG_CFLAGS"
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	EXTRA_LDFLAGS="$EXTRA_LDFLAGS $MODPLUG_LIBS"
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dnl	AC_TRY_COMPILE([
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dnl     #include "modplug.h"
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dnl    ],[
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dnl    ],[
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    have_libmodplug=yes
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    SOURCES="$SOURCES $srcdir/music_modplug.c"
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dnl    ])
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else
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	have_libmodplug=no
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fi
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if test x$have_libmikmod != xyes -a x$have_libmodplug != xyes ; then
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	AC_MSG_WARN([MOD support disabled])
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fi
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AC_ARG_ENABLE([music-midi],
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AC_HELP_STRING([--enable-music-midi], [enable MIDI music via timidity [[default=yes]]]),
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              [], [enable_music_midi=yes])
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if test x$enable_music_midi = xyes; then
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    EXTRA_CFLAGS="$EXTRA_CFLAGS -DMID_MUSIC"
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    AC_ARG_ENABLE([music-timidity-midi],
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AC_HELP_STRING([--enable-music-timidity-midi], [enable timidity MIDI output [[default=yes]]]),
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                  [], [enable_music_timidity_midi=yes])
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    if test x$enable_music_timidity_midi = xyes; then
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        EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_TIMIDITY_MIDI -I\$(srcdir)/timidity"
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        SOURCES="$SOURCES $srcdir/timidity/*.c"
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    fi
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    AC_ARG_ENABLE([music-native-midi],
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AC_HELP_STRING([--enable-music-native-midi], [enable native MIDI music output [[default=yes]]]),
slouken@312
   346
                  [], [enable_music_native_midi=yes])
slouken@99
   347
    if test x$enable_music_native_midi = xyes; then
slouken@99
   348
        use_music_native_midi=no
slouken@289
   349
        case "$host" in
slouken@488
   350
            *mingw32ce*)
slouken@488
   351
                use_music_native_midi=no
slouken@488
   352
                ;;
slouken@99
   353
            *-*-cygwin* | *-*-mingw32*)
slouken@99
   354
                use_music_native_midi=yes
slouken@294
   355
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lwinmm"
slouken@99
   356
                ;;
slouken@107
   357
            *-*-darwin*)
icculus@458
   358
                use_music_native_midi=yes
icculus@461
   359
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,AudioToolbox -Wl,-framework,AudioUnit -Wl,-framework,CoreServices"
slouken@107
   360
                ;;
slouken@494
   361
            *-*-haiku*)
slouken@494
   362
                use_music_native_midi=yes_cpp
slouken@494
   363
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lmidi" 
slouken@494
   364
                ;;
slouken@99
   365
        esac
slouken@99
   366
        if test x$use_music_native_midi = xyes; then
slouken@294
   367
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_NATIVE_MIDI -I\$(srcdir)/native_midi"
slouken@294
   368
            SOURCES="$SOURCES $srcdir/native_midi/*.c"
slouken@494
   369
        elif test x$use_music_native_midi = xyes_cpp; then
slouken@494
   370
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_NATIVE_MIDI -I\$(srcdir)/native_midi"
slouken@494
   371
            SOURCES="$SOURCES $srcdir/native_midi/*.c"
slouken@494
   372
            SOURCES_CXX="$SOURCES_CXX $srcdir/native_midi/*.cpp"
slouken@99
   373
        fi
slouken@99
   374
    fi
chewi@506
   375
    AC_ARG_ENABLE([music-fluidsynth-midi],
chewi@506
   376
AC_HELP_STRING([--enable-music-fluidsynth-midi], [enable FluidSynth MIDI output [[default=yes]]]),
chewi@506
   377
                  [], [enable_music_fluidsynth_midi=yes])
chewi@506
   378
    AC_ARG_ENABLE([music-fluidsynth-shared],
chewi@506
   379
AC_HELP_STRING([--enable-music-fluidsynth-shared], [dynamically load FluidSynth support [[default=yes]]]),
chewi@506
   380
                  [], [enable_music_fluidsynth_shared=yes])
chewi@506
   381
    if test x$enable_music_fluidsynth_midi = xyes; then
chewi@506
   382
        AC_CHECK_HEADER([fluidsynth.h], [have_fluidsynth_hdr=yes])
chewi@506
   383
        AC_CHECK_LIB([fluidsynth], [fluid_player_add_mem], [have_fluidsynth_lib=yes])
chewi@506
   384
        if test x$have_fluidsynth_hdr = xyes -a x$have_fluidsynth_lib = xyes; then
chewi@506
   385
            case "$host" in
chewi@506
   386
                *-*-darwin*)
chewi@506
   387
                    fluidsynth_lib=[`find_lib libfluidsynth.dylib`]
chewi@506
   388
                    if test x$fluidsynth_lib = x; then
chewi@506
   389
                        fluidsynth_lib=[`find_lib libfluidsynth.[0-9]`]
chewi@506
   390
                    fi
chewi@506
   391
                    if test x$fluidsynth_lib = x; then
chewi@506
   392
                        fluidsynth_lib=[`find_lib libfluidsynth.[0-9]*`]
chewi@506
   393
                    fi
chewi@506
   394
                    ;;
chewi@506
   395
                *-*-cygwin* | *-*-mingw32*)
chewi@506
   396
                    fluidsynth_lib=[`find_lib "fluidsynth*.dll"`]
chewi@506
   397
                    ;;
chewi@506
   398
                *)
chewi@506
   399
                    fluidsynth_lib=[`find_lib "libfluidsynth.so.[0-9]"`]
chewi@506
   400
                    if test x$fluidsynth_lib = x; then
chewi@506
   401
                        fluidsynth_lib=[`find_lib "libfluidsynth.so.[0-9]*"`]
chewi@506
   402
                    fi
chewi@506
   403
                    ;;
chewi@506
   404
            esac
chewi@506
   405
            SOURCES="$SOURCES $srcdir/dynamic_fluidsynth.c $srcdir/fluidsynth.c"
chewi@506
   406
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_FLUIDSYNTH_MIDI"
chewi@506
   407
            if test x$enable_music_fluidsynth_shared = xyes && test x$fluidsynth_lib != x; then
chewi@506
   408
                echo "-- dynamic libfluidsyth -> $fluidsynth_lib"
chewi@506
   409
                EXTRA_CFLAGS="$EXTRA_CFLAGS -DFLUIDSYNTH_DYNAMIC=\\\"$fluidsynth_lib\\\""
chewi@506
   410
            else
chewi@506
   411
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lfluidsynth"
chewi@506
   412
            fi
chewi@506
   413
        else
chewi@506
   414
            AC_MSG_WARN([*** Unable to find FluidSynth library (http://www.fluidsynth.org/)])
chewi@506
   415
            AC_MSG_WARN([FluidSynth support disabled])
chewi@506
   416
        fi
chewi@506
   417
    fi
slouken@0
   418
fi
slouken@419
   419
slouken@312
   420
AC_ARG_ENABLE([music-ogg],
slouken@312
   421
AC_HELP_STRING([--enable-music-ogg], [enable Ogg Vorbis music [[default=yes]]]),
slouken@312
   422
              [], [enable_music_ogg=yes])
slouken@353
   423
AC_ARG_ENABLE(music-ogg-tremor,
slouken@419
   424
AC_HELP_STRING([--enable-music-ogg-tremor], [enable OGG Vorbis music via libtremor [[default=no]]]),
slouken@368
   425
              [], enable_music_ogg_tremor=no)
slouken@368
   426
AC_ARG_ENABLE([music-ogg-shared],
slouken@368
   427
AC_HELP_STRING([--enable-music-ogg-shared], [dynamically load Ogg Vorbis support [[default=yes]]]),
slouken@368
   428
              [], [enable_music_ogg_shared=yes])
slouken@368
   429
if test x$enable_music_ogg = xyes; then
slouken@368
   430
    if test x$enable_music_ogg_tremor = xyes; then
slouken@368
   431
        AC_CHECK_HEADER([tremor/ivorbisfile.h], [have_tremor_hdr=yes])
slouken@468
   432
        AC_CHECK_LIB([vorbisidec], [ov_open_callbacks], [have_tremor_lib=yes])
slouken@368
   433
        if test x$have_tremor_hdr = xyes -a x$have_tremor_lib = xyes; then
slouken@368
   434
            case "$host" in
slouken@368
   435
                *-*-darwin*)
slouken@456
   436
                    ogg_lib=[`find_lib libvorbisidec.dylib`]
slouken@368
   437
                    if test x$ogg_lib = x; then
slouken@368
   438
                        ogg_lib=[`find_lib libvorbisidec.[0-9]`]
slouken@368
   439
                    fi
slouken@368
   440
                    if test x$ogg_lib = x; then
slouken@368
   441
                        ogg_lib=[`find_lib libvorbisidec.[0-9]*`]
slouken@368
   442
                    fi
slouken@368
   443
                    ;;
slouken@368
   444
                *-*-cygwin* | *-*-mingw32*)
slouken@372
   445
                    ogg_lib=[`find_lib "vorbisidec*.dll"`]
slouken@368
   446
                    ;;
slouken@368
   447
                *)
slouken@368
   448
                    ogg_lib=[`find_lib "libvorbisidec.so.[0-9]"`]
slouken@368
   449
                    if test x$ogg_lib = x; then
slouken@368
   450
                        ogg_lib=[`find_lib "libvorbisidec.so.[0-9]*"`]
slouken@368
   451
                    fi
slouken@368
   452
                    ;;
slouken@368
   453
            esac
slouken@368
   454
            SOURCES="$SOURCES $srcdir/*_ogg.c"
slouken@368
   455
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_MUSIC -DOGG_USE_TREMOR"
slouken@368
   456
            if test x$enable_music_ogg_shared = xyes && test x$ogg_lib != x; then
slouken@368
   457
                echo "-- dynamic libvorbisidec -> $ogg_lib"
slouken@368
   458
                EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_DYNAMIC=\\\"$ogg_lib\\\""
slouken@368
   459
            else
slouken@572
   460
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lvorbisidec -lvorbis"
slouken@368
   461
            fi
slouken@419
   462
        else
slouken@419
   463
            AC_MSG_WARN([*** Unable to find Ogg Vorbis Tremor library (http://www.xiph.org/)])
slouken@419
   464
            AC_MSG_WARN([Ogg Vorbis support disabled])
slouken@368
   465
        fi
slouken@368
   466
    else
slouken@368
   467
        AC_CHECK_HEADER([vorbis/vorbisfile.h], [have_ogg_hdr=yes])
slouken@468
   468
        AC_CHECK_LIB([vorbisfile], [ov_open_callbacks], [have_ogg_lib=yes])
slouken@368
   469
        if test x$have_ogg_hdr = xyes -a x$have_ogg_lib = xyes; then
slouken@368
   470
            case "$host" in
slouken@368
   471
                *-*-darwin*)
slouken@456
   472
                    ogg_lib=[`find_lib libvorbisfile.dylib`]
slouken@368
   473
                    ;;
slouken@368
   474
                *-*-cygwin* | *-*-mingw32*)
slouken@372
   475
                    ogg_lib=[`find_lib "libvorbisfile*.dll"`]
slouken@368
   476
                    ;;
slouken@368
   477
                *)
slouken@368
   478
                    ogg_lib=[`find_lib "libvorbisfile.so.[0-9]"`]
slouken@368
   479
                    if test x$ogg_lib = x; then
slouken@368
   480
                        ogg_lib=[`find_lib "libvorbisfile.so.[0-9]*"`]
slouken@368
   481
                    fi
slouken@368
   482
                    ;;
slouken@368
   483
            esac
slouken@368
   484
            SOURCES="$SOURCES $srcdir/*_ogg.c"
slouken@368
   485
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_MUSIC"
slouken@368
   486
            if test x$enable_music_ogg_shared = xyes && test x$ogg_lib != x; then
slouken@368
   487
                echo "-- dynamic libvorbisfile -> $ogg_lib"
slouken@368
   488
                EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_DYNAMIC=\\\"$ogg_lib\\\""
slouken@368
   489
            else
slouken@572
   490
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lvorbisfile -lvorbis"
slouken@368
   491
            fi
slouken@419
   492
        else
slouken@419
   493
            AC_MSG_WARN([*** Unable to find Ogg Vorbis library (http://www.xiph.org/)])
slouken@419
   494
            AC_MSG_WARN([Ogg Vorbis support disabled])
slouken@368
   495
        fi
slouken@353
   496
    fi
slouken@353
   497
fi
slouken@419
   498
slouken@396
   499
libflac_ver=8
slouken@382
   500
AC_ARG_ENABLE([music-flac],
slouken@382
   501
AC_HELP_STRING([--enable-music-flac], [enable FLAC music [[default=yes]]]),
slouken@382
   502
              [], [enable_music_flac=yes])
slouken@382
   503
AC_ARG_ENABLE([music-flac-shared],
slouken@382
   504
AC_HELP_STRING([--enable-music-flac-shared],
slouken@382
   505
              [dynamically load FLAC support [[default=yes]]]),
slouken@382
   506
              [], [enable_music_flac_shared=yes])
slouken@382
   507
if test x$enable_music_flac = xyes; then
slouken@452
   508
    AC_CHECK_HEADER([FLAC/export.h], [have_flac_export=yes])
slouken@452
   509
    if test x$have_flac_export = xyes; then
slouken@452
   510
        LIBS_SAVED="$LIBS"
slouken@452
   511
        LIBS="-lFLAC"
slouken@452
   512
        AC_MSG_CHECKING([for libflac so-name version >= $libflac_ver])
slouken@502
   513
        AC_TRY_COMPILE([
slouken@396
   514
#include "FLAC/export.h"
slouken@396
   515
#include "stdio.h"
slouken@502
   516
],[
slouken@396
   517
#if defined(FLAC_API_VERSION_CURRENT) && (FLAC_API_VERSION_CURRENT >= $libflac_ver)
slouken@396
   518
#else
slouken@502
   519
#error "old-flac"
slouken@396
   520
#endif
slouken@396
   521
], have_flac_ver=yes, have_flac_ver=no)
slouken@419
   522
        LIBS="$LIBS_SAVED"
slouken@419
   523
        AC_MSG_RESULT($have_flac_ver)
slouken@419
   524
    fi
slouken@419
   525
slouken@419
   526
    if test x$have_flac_ver = xyes; then
slouken@419
   527
        AC_CHECK_HEADER([FLAC/stream_decoder.h], [have_flac_hdr=yes])
slouken@419
   528
        AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new], [have_flac_lib=yes])
slouken@419
   529
        if test x$have_flac_hdr = xyes -a x$have_flac_lib = xyes; then    
slouken@419
   530
            case "$host" in
slouken@419
   531
                *-*-darwin*)
slouken@456
   532
                    flac_lib=[`find_lib libFLAC.dylib`]
slouken@419
   533
                    ;;
slouken@419
   534
                *-*-cygwin* | *-*-mingw32*)
slouken@419
   535
                    flac_lib=[`find_lib "libFLAC*.dll"`]
slouken@419
   536
                    ;;
slouken@419
   537
                *)
slouken@419
   538
                    flac_lib=[`find_lib "libFLAC.so.[0-9]"`]
slouken@419
   539
                    if test x$flac_lib = x; then
slouken@419
   540
                        flac_lib=[`find_lib "libFLAC.so.[0-9]*"`]
slouken@419
   541
                    fi
slouken@419
   542
                    ;;
slouken@419
   543
            esac
slouken@419
   544
            SOURCES="$SOURCES $srcdir/*_flac.c"
slouken@419
   545
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DFLAC_MUSIC"
slouken@419
   546
            if test x$enable_music_flac_shared = xyes && test x$flac_lib != x; then
slouken@419
   547
                echo "-- dynamic libFLAC -> $flac_lib"
slouken@419
   548
                EXTRA_CFLAGS="$EXTRA_CFLAGS -DFLAC_DYNAMIC=\\\"$flac_lib\\\""
slouken@419
   549
            else
slouken@419
   550
                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lFLAC"
slouken@419
   551
            fi
slouken@419
   552
        fi
slouken@419
   553
    else
slouken@419
   554
        AC_MSG_WARN([*** Unable to find FLAC library (http://flac.sourceforge.net/)])
slouken@419
   555
        AC_MSG_WARN([FLAC support disabled])
slouken@419
   556
    fi
slouken@382
   557
fi
slouken@419
   558
slouken@488
   559
AC_CHECK_HEADERS([signal.h], [EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_SIGNAL_H"])
slouken@488
   560
AC_CHECK_FUNCS(setbuf, [EXTRA_CFLAGS="$EXTRA_CFLAGS -DHAVE_SETBUF"])
slouken@488
   561
slouken@0
   562
AC_ARG_ENABLE(music-mp3,
slouken@419
   563
AC_HELP_STRING([--enable-music-mp3], [enable MP3 music via smpeg [[default=yes]]]),
slouken@419
   564
              [], enable_music_mp3=yes)
slouken@419
   565
AC_ARG_ENABLE([music-mp3-shared],
slouken@419
   566
AC_HELP_STRING([--enable-music-mp3-shared], [dynamically load MP3 support [[default=yes]]]),
slouken@419
   567
              [], [enable_music_mp3_shared=yes])
slouken@0
   568
if test x$enable_music_mp3 = xyes; then
slouken@83
   569
    SMPEG_VERSION=0.4.3
slouken@83
   570
    AM_PATH_SMPEG($SMPEG_VERSION, have_smpeg=yes, have_smpeg=no)
slouken@0
   571
    if test x$have_smpeg = xyes; then
slouken@313
   572
        case "$host" in
slouken@313
   573
            *-*-darwin*)
slouken@456
   574
                smpeg_lib=[`find_lib libsmpeg.dylib`]
slouken@313
   575
                ;;
slouken@313
   576
            *-*-cygwin* | *-*-mingw32*)
slouken@372
   577
                smpeg_lib=[`find_lib "smpeg*.dll"`]
slouken@313
   578
                ;;
slouken@313
   579
            *)
slouken@374
   580
                smpeg_lib=[`find_lib "libsmpeg*.so.[0-9]"`]
slouken@368
   581
                if test x$smpeg_lib = x; then
slouken@374
   582
                    smpeg_lib=[`find_lib "libsmpeg*.so.[0-9]*"`]
slouken@368
   583
                fi
slouken@313
   584
                ;;
slouken@313
   585
        esac
slouken@314
   586
        SOURCES="$SOURCES $srcdir/*_mp3.c"
slouken@294
   587
        EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_MUSIC $SMPEG_CFLAGS"
slouken@313
   588
        if test x$enable_music_mp3_shared = xyes && test x$smpeg_lib != x; then
slouken@313
   589
            echo "-- dynamic libsmpeg -> $smpeg_lib"
slouken@313
   590
            EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_DYNAMIC=\\\"$smpeg_lib\\\""
slouken@313
   591
        else
slouken@313
   592
            EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SMPEG_LIBS"
slouken@313
   593
        fi
slouken@419
   594
    else
slouken@419
   595
        AC_MSG_WARN([*** Unable to find SMPEG library (http://icculus.org/smpeg/)])
slouken@0
   596
    fi
slouken@0
   597
fi
slouken@419
   598
slouken@357
   599
AC_ARG_ENABLE(music-mp3-mad-gpl,
slouken@357
   600
AC_HELP_STRING([--enable-music-mp3-mad-gpl], [enable MP3 music via libmad GPL code [[default=no]]]),
slouken@357
   601
                  [], [enable_music_mp3_mad_gpl=no])
slouken@357
   602
if test x$enable_music_mp3_mad_gpl = xyes; then
slouken@357
   603
    AC_MSG_CHECKING(for libmad headers)
slouken@357
   604
    have_libmad=no
slouken@357
   605
    AC_TRY_COMPILE([
slouken@357
   606
     #include "mad.h"
slouken@357
   607
    ],[
slouken@357
   608
    ],[
slouken@357
   609
    have_libmad=yes
slouken@357
   610
    ])
slouken@357
   611
    AC_MSG_RESULT($have_libmad)
slouken@357
   612
    if test x$have_libmad = xyes; then
slouken@357
   613
        SOURCES="$SOURCES $srcdir/music_mad.c"
slouken@357
   614
        EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_MAD_MUSIC"
slouken@357
   615
        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lmad"
slouken@419
   616
    else
slouken@419
   617
        AC_MSG_WARN([*** Unable to find MAD library (http://www.underbit.com/products/mad/)])
slouken@357
   618
    fi
slouken@357
   619
fi
slouken@0
   620
slouken@419
   621
if test x$have_smpeg != xyes -a x$have_libmad != xyes; then
slouken@419
   622
    AC_MSG_WARN([MP3 support disabled])
slouken@419
   623
fi
slouken@419
   624
slouken@501
   625
EXTRA_LDFLAGS="$EXTRA_LDFLAGS $LIBM"
slouken@422
   626
slouken@422
   627
OBJECTS=`echo $SOURCES`
slouken@422
   628
DEPENDS=`echo $SOURCES`
slouken@422
   629
OBJECTS=`echo "$OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
slouken@422
   630
DEPENDS=`echo "$DEPENDS" | sed 's,\([[^ ]]*\)/\([[^ ]]*\)\.c,\\
slouken@422
   631
$(objects)/\2.lo: \1/\2.c\\
slouken@432
   632
	\$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) '"$DEPENDENCY_TRACKING_OPTIONS"' -c \$< -o \$@,g'`
slouken@422
   633
slouken@494
   634
OBJECTS_CXX=`echo $SOURCES_CXX`
slouken@494
   635
DEPENDS_CXX=`echo $SOURCES_CXX`
slouken@494
   636
OBJECTS_CXX=`echo "$OBJECTS_CXX" | sed 's,[[^ ]]*/\([[^ ]]*\)\.cpp,$(objects)/\1.lo,g'`
slouken@494
   637
DEPENDS_CXX=`echo "$DEPENDS_CXX" | sed 's,\([[^ ]]*\)/\([[^ ]]*\)\.cpp,\\
slouken@494
   638
$(objects)/\2.lo: \1/\2.cpp\\
slouken@494
   639
	\$(LIBTOOL) --mode=compile \$(CXX) \$(CFLAGS) \$(EXTRA_CFLAGS) '"$DEPENDENCY_TRACKING_OPTIONS"' -c \$< -o \$@,g'`
slouken@494
   640
OBJECTS="$OBJECTS $OBJECTS_CXX"
slouken@494
   641
DEPENDS="$DEPENDS $DEPENDS_CXX"
slouken@497
   642
DEPENDS=`echo "$DEPENDS" | sed 's,\\$,\\\\$,g'`
slouken@494
   643
slouken@422
   644
VERSION_OBJECTS=`echo $VERSION_SOURCES`
slouken@422
   645
VERSION_DEPENDS=`echo $VERSION_SOURCES`
slouken@422
   646
VERSION_OBJECTS=`echo "$VERSION_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`
slouken@422
   647
VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed 's,\([[^ ]]*\)/\([[^ ]]*\)\.rc,\\
slouken@422
   648
$(objects)/\2.o: \1/\2.rc\\
slouken@422
   649
	\$(WINDRES) \$< \$@,g'`
slouken@497
   650
VERSION_DEPENDS=`echo "$VERSION_DEPENDS" | sed 's,\\$,\\\\$,g'`
slouken@422
   651
slouken@422
   652
PLAYWAVE_SOURCES="$srcdir/playwave.c"
slouken@422
   653
PLAYWAVE_OBJECTS=`echo $PLAYWAVE_SOURCES`
slouken@422
   654
PLAYWAVE_DEPENDS=`echo $PLAYWAVE_SOURCES`
slouken@422
   655
PLAYWAVE_OBJECTS=`echo "$PLAYWAVE_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
slouken@422
   656
PLAYWAVE_DEPENDS=`echo "$PLAYWAVE_DEPENDS" | sed 's,\([[^ ]]*\)/\([[^ ]]*\)\.c,\\
slouken@422
   657
$(objects)/\2.lo: \1/\2.c\\
slouken@432
   658
	\$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) '"$DEPENDENCY_TRACKING_OPTIONS"' -c \$< -o \$@,g'`
slouken@497
   659
PLAYWAVE_DEPENDS=`echo "$PLAYWAVE_DEPENDS" | sed 's,\\$,\\\\$,g'`
slouken@422
   660
slouken@422
   661
PLAYMUS_SOURCES="$srcdir/playmus.c"
slouken@422
   662
PLAYMUS_OBJECTS=`echo $PLAYMUS_SOURCES`
slouken@422
   663
PLAYMUS_DEPENDS=`echo $PLAYMUS_SOURCES`
slouken@422
   664
PLAYMUS_OBJECTS=`echo "$PLAYMUS_OBJECTS" | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`
slouken@422
   665
PLAYMUS_DEPENDS=`echo "$PLAYMUS_DEPENDS" | sed 's,\([[^ ]]*\)/\([[^ ]]*\)\.c,\\
slouken@422
   666
$(objects)/\2.lo: \1/\2.c\\
slouken@432
   667
	\$(LIBTOOL) --mode=compile \$(CC) \$(CFLAGS) \$(EXTRA_CFLAGS) '"$DEPENDENCY_TRACKING_OPTIONS"' -c \$< -o \$@,g'`
slouken@497
   668
PLAYMUS_DEPENDS=`echo "$PLAYMUS_DEPENDS" | sed 's,\\$,\\\\$,g'`
slouken@1
   669
slouken@294
   670
dnl Expand the sources and objects needed to build the library
slouken@294
   671
AC_SUBST(ac_aux_dir)
slouken@294
   672
AC_SUBST(OBJECTS)
slouken@422
   673
AC_SUBST(VERSION_OBJECTS)
slouken@422
   674
AC_SUBST(PLAYWAVE_OBJECTS)
slouken@422
   675
AC_SUBST(PLAYMUS_OBJECTS)
slouken@294
   676
AC_SUBST(BUILD_CFLAGS)
slouken@294
   677
AC_SUBST(EXTRA_CFLAGS)
slouken@294
   678
AC_SUBST(BUILD_LDFLAGS)
slouken@294
   679
AC_SUBST(EXTRA_LDFLAGS)
slouken@294
   680
AC_SUBST(EXE)
slouken@368
   681
AC_SUBST(WINDRES)
slouken@392
   682
AC_SUBST(SDL_VERSION)
slouken@294
   683
AC_SUBST(SDL_CFLAGS)
slouken@294
   684
AC_SUBST(SDL_LIBS)
slouken@206
   685
slouken@0
   686
AC_OUTPUT([
slouken@497
   687
])
slouken@497
   688
AC_CONFIG_FILES([
slouken@578
   689
    Makefile SDL2_mixer.spec SDL2_mixer.pc
slouken@0
   690
])
slouken@497
   691
AC_CONFIG_COMMANDS([default],
slouken@497
   692
                   [cat >>Makefile <<__EOF__
slouken@497
   693
slouken@497
   694
# Build rules for objects
slouken@497
   695
-include \$(OBJECTS:.lo=.d)
slouken@497
   696
$DEPENDS
slouken@497
   697
$VERSION_DEPENDS
slouken@497
   698
slouken@497
   699
-include \$(PLAYWAVE_OBJECTS:.lo=.d)
slouken@497
   700
$PLAYWAVE_DEPENDS
slouken@497
   701
slouken@497
   702
-include \$(PLAYMUS_OBJECTS:.lo=.d)
slouken@497
   703
$PLAYMUS_DEPENDS
slouken@497
   704
__EOF__ 
slouken@497
   705
], [
slouken@497
   706
DEPENDS="$DEPENDS"
slouken@497
   707
VERSION_DEPENDS="$VERSION_DEPENDS"
slouken@497
   708
PLAYWAVE_DEPENDS="$PLAYWAVE_DEPENDS"
slouken@497
   709
PLAYMUS_DEPENDS="$PLAYMUS_DEPENDS"
slouken@497
   710
])
slouken@497
   711
AC_OUTPUT