dnl Process this file with autoconf to produce a configure script.

AC_INIT(README)

dnl Set various version strings - taken gratefully from the GTk sources

# Making releases:

#   MICRO_VERSION += 1;

#   INTERFACE_AGE += 1;

#   BINARY_AGE += 1;

# if any functions have been added, set INTERFACE_AGE to 0.

# if backwards compatibility has been broken,

# set BINARY_AGE and INTERFACE_AGE to 0.

#

MAJOR_VERSION=1

MINOR_VERSION=2

MICRO_VERSION=8

INTERFACE_AGE=6

BINARY_AGE=8

VERSION=$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION

AC_SUBST(MAJOR_VERSION)

AC_SUBST(MINOR_VERSION)

AC_SUBST(MICRO_VERSION)

AC_SUBST(INTERFACE_AGE)

AC_SUBST(BINARY_AGE)

AC_SUBST(VERSION)

# libtool versioning

LT_RELEASE=$MAJOR_VERSION.$MINOR_VERSION

LT_CURRENT=`expr $MICRO_VERSION - $INTERFACE_AGE`

LT_REVISION=$INTERFACE_AGE

LT_AGE=`expr $BINARY_AGE - $INTERFACE_AGE`

AC_SUBST(LT_RELEASE)

AC_SUBST(LT_CURRENT)

AC_SUBST(LT_REVISION)

AC_SUBST(LT_AGE)

dnl Detect the canonical build and host environments

AC_CONFIG_AUX_DIRS($srcdir/build-scripts)

AC_CANONICAL_HOST

dnl Set up the compiler and linker flags

case "$host" in

    *-*-cygwin*)

        # We build SDL on cygwin without the UNIX emulation layer

        BASE_CFLAGS="-I/usr/include/mingw -mno-cygwin"

        BASE_LDFLAGS="-mno-cygwin"

        ;;

    *)

        BASE_CFLAGS="-D_GNU_SOURCE=1"

        BASE_LDFLAGS=""

        ;;

esac

BUILD_CFLAGS="$CFLAGS $CPPFLAGS"

EXTRA_CFLAGS="$INCLUDE $BASE_CFLAGS"

BUILD_LDFLAGS="$LDFLAGS"

EXTRA_LDFLAGS="$BASE_LDFLAGS"

## These are common directories to find software packages

#for path in /usr/freeware /usr/pkg /usr/local; do

#    if test -d $path/include; then

#        EXTRA_CFLAGS="$EXTRA_CFLAGS -I$path/include"

#    fi

#    if test -d $path/lib; then

#        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -L$path/lib"

#    fi

#done

CPPFLAGS="$CPPFLAGS $EXTRA_CFLAGS"

CFLAGS="$CFLAGS $EXTRA_CFLAGS"

LDFLAGS="$LDFLAGS $EXTRA_LDFLAGS"

dnl Check for tools

AC_LIBTOOL_WIN32_DLL

AC_PROG_LIBTOOL

AC_PROG_CC

AC_PROG_INSTALL

AC_PROG_MAKE_SET

if test -z "$host_alias"; then

    hostaliaswindres=

else

    hostaliaswindres="$host_alias-windres"

fi

AC_CHECK_PROGS(WINDRES, [windres $hostaliaswindres $host_os-windres])

dnl Check for compiler characteristics

AC_C_CONST

case "$host" in

    *-*-cygwin* | *-*-mingw32*)

        SOURCES="$srcdir/version.rc"

        EXE=".exe"

        if test "$build" != "$host"; then # cross-compiling

            # Default cross-compile location

            ac_default_prefix=/usr/local/cross-tools/i386-mingw32

        else

            # Look for the location of the tools and install there

            if test "$BUILD_PREFIX" != ""; then

                ac_default_prefix=$BUILD_PREFIX

            fi

        fi

        ;;

    *)

        SOURCES=""

        EXE=""

        ;;

esac

# Standard C sources

SOURCES="$SOURCES \

$srcdir/effect_position.c \

$srcdir/effect_stereoreverse.c \

$srcdir/effects_internal.c \

$srcdir/load_aiff.c \

$srcdir/load_voc.c \

$srcdir/mixer.c \

$srcdir/music.c"

find_lib()

{

    gcc_bin_path=[`$CC -print-search-dirs 2>/dev/null | fgrep programs: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]

    gcc_lib_path=[`$CC -print-search-dirs 2>/dev/null | fgrep libraries: | sed 's/[^=]*=\(.*\)/\1/' | sed 's/:/ /g'`]

    env_lib_path=[`echo $LIBS $LDFLAGS | sed 's/-L[ ]*//g'`]

    for path in $gcc_bin_path $gcc_lib_path $env_lib_path /usr/lib /usr/local/lib; do

        lib=[`ls -- $path/$1 2>/dev/null | sort -r | sed 's/.*\/\(.*\)/\1/; q'`]

        if test x$lib != x; then

            echo $lib

            return

        fi

    done

}

dnl Check for SDL

SDL_VERSION=1.2.10

AM_PATH_SDL($SDL_VERSION,

            :,

            AC_MSG_ERROR([*** SDL version $SDL_VERSION not found!])

)

EXTRA_CFLAGS="$EXTRA_CFLAGS $SDL_CFLAGS"

EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SDL_LIBS"

dnl Check command-line options

AC_ARG_ENABLE([music-cmd],

AC_HELP_STRING([--enable-music-cmd], [support an external music player [[default=yes]]]),

              [], [enable_music_cmd=yes])

if test x$enable_music_cmd = xyes; then

    SOURCES="$SOURCES $srcdir/music_cmd.c"

    EXTRA_CFLAGS="$EXTRA_CFLAGS -DCMD_MUSIC"

fi

AC_ARG_ENABLE([music-wave],

AC_HELP_STRING([--enable-music-wave], [enable streaming WAVE music [[default=yes]]]),

              [], [enable_music_wave=yes])

if test x$enable_music_wave = xyes; then

    SOURCES="$SOURCES $srcdir/wavestream.c"

    EXTRA_CFLAGS="$EXTRA_CFLAGS -DWAV_MUSIC"

fi

no_libmikmod=yes

libmikmod_maj=3

libmikmod_min=1

libmikmod_rev=10

libmikmod_ver="$libmikmod_maj.$libmikmod_min.$libmikmod_rev"

AC_ARG_ENABLE([music-libmikmod],

AC_HELP_STRING([--enable-music-libmikmod], [enable MOD music via external libmikmod [[default=no]]]),

              [], [enable_music_libmikmod=no])

if test x$enable_music_libmikmod = xyes; then

    AC_PATH_PROG(LIBMIKMOD_CONFIG, libmikmod-config, no, [$PATH])

    if test "$LIBMIKMOD_CONFIG" != "no" ; then

        no_libmikmod=no

        CFLAGS_SAVED="$CFLAGS"

        LIBS_SAVED="$LIBS"

        CFLAGS="$CFLAGS -DLIBMIKMOD_MUSIC `$LIBMIKMOD_CONFIG --cflags`"

        LIBS="$LIBS `$LIBMIKMOD_CONFIG --libs`"

        AC_MSG_CHECKING([for libmikmod - version >= $libmikmod_ver])

        AC_TRY_RUN([

#include "mikmod.h"

#include "stdio.h"

int main(int argc, char **argv)

{

    long maj=$libmikmod_maj,min=$libmikmod_min,rev=$libmikmod_rev,ver=MikMod_GetVersion();

    /*printf("(%d.%d.%d) ",ver>>16,(ver>>8)&0xff,ver&0xff);*/

    if(ver>=((maj<<16)|(min<<8)|(rev))) {

        printf("yes\n");

        return 0;

    }

    printf("no\n*** libmikmod is older than %d.%d.%d, not using.\n",maj,min,rev);

    return 1;

}

], EXTRA_CFLAGS="$EXTRA_CFLAGS -DLIBMIKMOD_MUSIC `$LIBMIKMOD_CONFIG --cflags`";EXTRA_LDFLAGS="$EXTRA_LDFLAGS `$LIBMIKMOD_CONFIG --libs`", CFLAGS="$CFLAGS_SAVED";LIBS="$LIBS_SAVED",

[echo $ac_n "cross compiling; assumed OK... $ac_c"])

    fi

fi

AC_ARG_ENABLE([music-mod],

AC_HELP_STRING([--enable-music-mod], [enable MOD music via mikmod [[default=yes]]]),

              [], [enable_music_mod=$no_libmikmod])

if test x$enable_music_mod = xyes -a x$enable_music_libmikmod = xno; then

    EXTRA_CFLAGS="$EXTRA_CFLAGS -DMOD_MUSIC -I\$(srcdir)/mikmod"

    SOURCES="$SOURCES $srcdir/mikmod/*.c"

fi

AC_ARG_ENABLE([music-midi],

AC_HELP_STRING([--enable-music-midi], [enable MIDI music via timidity [[default=yes]]]),

              [], [enable_music_midi=yes])

if test x$enable_music_midi = xyes; then

    EXTRA_CFLAGS="$EXTRA_CFLAGS -DMID_MUSIC"

    AC_ARG_ENABLE([music-timidity-midi],

AC_HELP_STRING([--enable-music-timidity-midi], [enable timidity MIDI output [[default=yes]]]),

                  [], [enable_music_timidity_midi=yes])

    if test x$enable_music_timidity_midi = xyes; then

        EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_TIMIDITY_MIDI -I\$(srcdir)/timidity"

        SOURCES="$SOURCES $srcdir/timidity/*.c"

    fi

    AC_ARG_ENABLE([music-native-midi],

AC_HELP_STRING([--enable-music-native-midi], [enable native MIDI music output [[default=yes]]]),

                  [], [enable_music_native_midi=yes])

    if test x$enable_music_native_midi = xyes; then

        use_music_native_midi=no

        case "$host" in

            *-*-cygwin* | *-*-mingw32*)

                use_music_native_midi=yes

                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lwinmm"

                ;;

            *-*-darwin*)

                use_music_native_midi=yes

                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -Wl,-framework,QuickTime -Wl,-framework,CoreServices"

                ;;

        esac

        if test x$use_music_native_midi = xyes; then

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_NATIVE_MIDI -I\$(srcdir)/native_midi"

            SOURCES="$SOURCES $srcdir/native_midi/*.c"

        fi

    fi

    AC_ARG_ENABLE([music-native-midi-gpl],

AC_HELP_STRING([--enable-music-native-midi-gpl], [enable native MIDI on UNIX using GPL code [[default=no]]]),

                  [], [enable_music_native_midi_gpl=no])

    if test x$enable_music_native_midi_gpl = xyes; then

        use_music_native_midi_gpl=no

        case "$host" in

            *-*-linux* | *-*-freebsd*)

                use_music_native_midi_gpl=yes

                ;;

        esac

        if test x$use_music_native_midi_gpl = xyes; then

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DUSE_NATIVE_MIDI -I\$(srcdir)/native_midi"

            SOURCES="$SOURCES $srcdir/native_midi_gpl/*.c"

        fi

    fi

fi

AC_ARG_ENABLE([music-ogg],

AC_HELP_STRING([--enable-music-ogg], [enable Ogg Vorbis music [[default=yes]]]),

              [], [enable_music_ogg=yes])

AC_ARG_ENABLE(music-ogg-tremor,

[  --enable-music-ogg-tremor   enable OGG music via libtremor [[default=no]]],

              [], enable_music_ogg_tremor=no)

AC_ARG_ENABLE([music-ogg-shared],

AC_HELP_STRING([--enable-music-ogg-shared], [dynamically load Ogg Vorbis support [[default=yes]]]),

              [], [enable_music_ogg_shared=yes])

if test x$enable_music_ogg = xyes; then

    if test x$enable_music_ogg_tremor = xyes; then

        AC_CHECK_HEADER([tremor/ivorbisfile.h], [have_tremor_hdr=yes])

        AC_CHECK_LIB([vorbisidec], [ov_open_callbacks], [have_tremor_lib=yes])

        if test x$have_tremor_hdr = xyes -a x$have_tremor_lib = xyes; then

            case "$host" in

                *-*-darwin*)

                    ogg_lib=[`find_lib libvorbisidec*.dylib`]

                    if test x$ogg_lib = x; then

                        ogg_lib=[`find_lib libvorbisidec.[0-9]`]

                    fi

                    if test x$ogg_lib = x; then

                        ogg_lib=[`find_lib libvorbisidec.[0-9]*`]

                    fi

                    ;;

                *-*-cygwin* | *-*-mingw32*)

                    ogg_lib=[`find_lib "vorbisidec*.dll"`]

                    ;;

                *)

                    ogg_lib=[`find_lib "libvorbisidec.so.[0-9]"`]

                    if test x$ogg_lib = x; then

                        ogg_lib=[`find_lib "libvorbisidec.so.[0-9]*"`]

                    fi

                    ;;

            esac

            SOURCES="$SOURCES $srcdir/*_ogg.c"

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_MUSIC -DOGG_USE_TREMOR"

            if test x$enable_music_ogg_shared = xyes && test x$ogg_lib != x; then

                echo "-- dynamic libvorbisidec -> $ogg_lib"

                EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_DYNAMIC=\\\"$ogg_lib\\\""

            else

                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lvorbisidec"

            fi

        fi

    else

        AC_CHECK_HEADER([vorbis/vorbisfile.h], [have_ogg_hdr=yes])

        AC_CHECK_LIB([vorbisfile], [ov_open_callbacks], [have_ogg_lib=yes])

        if test x$have_ogg_hdr = xyes -a x$have_ogg_lib = xyes; then

            case "$host" in

                *-*-darwin*)

                    ogg_lib=[`find_lib libvorbisfile*.dylib`]

                    ;;

                *-*-cygwin* | *-*-mingw32*)

                    ogg_lib=[`find_lib "libvorbisfile*.dll"`]

                    ;;

                *)

                    ogg_lib=[`find_lib "libvorbisfile.so.[0-9]"`]

                    if test x$ogg_lib = x; then

                        ogg_lib=[`find_lib "libvorbisfile.so.[0-9]*"`]

                    fi

                    ;;

            esac

            SOURCES="$SOURCES $srcdir/*_ogg.c"

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_MUSIC"

            if test x$enable_music_ogg_shared = xyes && test x$ogg_lib != x; then

                echo "-- dynamic libvorbisfile -> $ogg_lib"

                EXTRA_CFLAGS="$EXTRA_CFLAGS -DOGG_DYNAMIC=\\\"$ogg_lib\\\""

            else

                EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lvorbisfile -lvorbis -logg"

            fi

        fi

    fi

fi

AC_ARG_ENABLE([music-flac],

AC_HELP_STRING([--enable-music-flac], [enable FLAC music [[default=yes]]]),

              [], [enable_music_flac=yes])

AC_ARG_ENABLE([music-flac-shared],

AC_HELP_STRING([--enable-music-flac-shared],

              [dynamically load FLAC support [[default=yes]]]),

              [], [enable_music_flac_shared=yes])

if test x$enable_music_flac = xyes; then

    AC_CHECK_HEADER([FLAC/stream_decoder.h], [have_flac_hdr=yes])

    AC_CHECK_LIB([FLAC], [FLAC__stream_decoder_new], [have_flac_lib=yes])

    if test x$have_flac_hdr = xyes -a x$have_flac_lib = xyes; then

        case "$host" in

            *-*-darwin*)

                flac_lib=[`find_lib FLAC*.dylib`]

                ;;

            *-*-cygwin* | *-*-mingw32*)

                flac_lib=[`find_lib "libFLAC*.dll"`]

                ;;

            *)

                flac_lib=[`find_lib "libFLAC.so.[0-9]"`]

                if test x$flac_lib = x; then

                    flac_lib=[`find_lib "libFLAC.so.[0-9]*"`]

                fi

                ;;

        esac

        SOURCES="$SOURCES $srcdir/*_flac.c"

        EXTRA_CFLAGS="$EXTRA_CFLAGS -DFLAC_MUSIC"

        if test x$enable_music_flac_shared = xyes && test x$flac_lib != x; then

            echo "-- dynamic libFLAC -> $flac_lib"

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DFLAC_DYNAMIC=\\\"$flac_lib\\\""

        else

            EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lFLAC"

        fi

    fi

fi

AC_ARG_ENABLE(music-mp3,

[  --enable-music-mp3      enable MP3 music via smpeg [[default=yes]]],

              , enable_music_mp3=yes)

if test x$enable_music_mp3 = xyes; then

    SMPEG_VERSION=0.4.3

    AM_PATH_SMPEG($SMPEG_VERSION, have_smpeg=yes, have_smpeg=no)

    if test x$have_smpeg = xyes; then

        AC_ARG_ENABLE([music-mp3-shared],

AC_HELP_STRING([--enable-music-mp3-shared], [dynamically load MP3 support [[default=yes]]]),

                      [], [enable_music_mp3_shared=yes])

        case "$host" in

            *-*-darwin*)

                smpeg_lib=[`find_lib libsmpeg*.dylib`]

                ;;

            *-*-cygwin* | *-*-mingw32*)

                smpeg_lib=[`find_lib "smpeg*.dll"`]

                ;;

            *)

                smpeg_lib=[`find_lib "libsmpeg*.so.[0-9]"`]

                if test x$smpeg_lib = x; then

                    smpeg_lib=[`find_lib "libsmpeg*.so.[0-9]*"`]

                fi

                ;;

        esac

        SOURCES="$SOURCES $srcdir/*_mp3.c"

        EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_MUSIC $SMPEG_CFLAGS"

        if test x$enable_music_mp3_shared = xyes && test x$smpeg_lib != x; then

            echo "-- dynamic libsmpeg -> $smpeg_lib"

            EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_DYNAMIC=\\\"$smpeg_lib\\\""

        else

            EXTRA_LDFLAGS="$EXTRA_LDFLAGS $SMPEG_LIBS"

        fi

    fi

fi

AC_ARG_ENABLE(music-mp3-mad-gpl,

AC_HELP_STRING([--enable-music-mp3-mad-gpl], [enable MP3 music via libmad GPL code [[default=no]]]),

                  [], [enable_music_mp3_mad_gpl=no])

if test x$enable_music_mp3_mad_gpl = xyes; then

    AC_MSG_CHECKING(for libmad headers)

    have_libmad=no

    AC_TRY_COMPILE([

     #include "mad.h"

    ],[

    ],[

    have_libmad=yes

    ])

    AC_MSG_RESULT($have_libmad)

    if test x$have_libmad = xyes; then

        SOURCES="$SOURCES $srcdir/music_mad.c"

        EXTRA_CFLAGS="$EXTRA_CFLAGS -DMP3_MAD_MUSIC"

        EXTRA_LDFLAGS="$EXTRA_LDFLAGS -lmad"

    fi

fi

OBJECTS=`echo $SOURCES | sed 's,[[^ ]]*/\([[^ ]]*\)\.c,$(objects)/\1.lo,g'`

OBJECTS=`echo $OBJECTS | sed 's,[[^ ]]*/\([[^ ]]*\)\.rc,$(objects)/\1.o,g'`

dnl Expand the sources and objects needed to build the library

AC_SUBST(ac_aux_dir)

AC_SUBST(SOURCES)

AC_SUBST(OBJECTS)

AC_SUBST(BUILD_CFLAGS)

AC_SUBST(EXTRA_CFLAGS)

AC_SUBST(BUILD_LDFLAGS)

AC_SUBST(EXTRA_LDFLAGS)

AC_SUBST(EXE)

AC_SUBST(WINDRES)

AC_SUBST(SDL_VERSION)

AC_SUBST(SDL_CFLAGS)

AC_SUBST(SDL_LIBS)

AC_OUTPUT([

    Makefile SDL_mixer.spec SDL_mixer.qpg SDL_mixer.pc

], [

    : >build-deps

    if test x"$MAKE" = x; then MAKE=make; fi; $MAKE depend

])