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=6

 INTERFACE_AGE=4

 BINARY_AGE=6

 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 host and target build environment

 AC_CANONICAL_SYSTEM

 dnl Setup for automake

 AM_INIT_AUTOMAKE(SDL_mixer, $VERSION)

 dnl Check for tools

 AC_PROG_MAKE_SET

 AC_PROG_CC

 AC_LIBTOOL_WIN32_DLL

 AM_PROG_LIBTOOL

 AC_PROG_INSTALL

 dnl The alpha architecture needs special flags for binary portability

 case "$target" in

     alpha*-*-linux*)

         CFLAGS="$CFLAGS -mcpu=ev4 -Wa,-mall"

         ;;

     *-*-beos*)

         ac_default_prefix=/boot/develop/tools/gnupro

         ;;

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

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

             # Default cross-compile location

             ac_default_prefix=/usr/local/cross-tools/i386-mingw32msvc

         else

             # Look for the location of the tools and install there

             if [ "$BUILD_PREFIX" != "" ]; then

                 ac_default_prefix=$BUILD_PREFIX

             fi

         fi

         ;;

     *-*-darwin*)

         AC_DEFINE(MACOSX)

         ;;

     m68k-atari-mint*)

         CFLAGS="$CFLAGS -Dunix"

         ;;

 esac

 dnl Check for SDL

 SDL_VERSION=1.2.4

 AM_PATH_SDL($SDL_VERSION,

             :,

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

 )

 CFLAGS="$CFLAGS $SDL_CFLAGS"

 dnl Flag for using SDL_RWops

 dnl Matt Campbell (matt@campbellhome.dhs.org)

 CFLAGS="$CFLAGS -DUSE_RWOPS"

 dnl Check command-line options

 AC_ARG_ENABLE(music-cmd,

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

               , enable_music_cmd=yes)

 if test x$enable_music_cmd = xyes; then

     CFLAGS="$CFLAGS -DCMD_MUSIC"

 fi

 AC_ARG_ENABLE(music-wave,

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

               , enable_music_wave=yes)

 if test x$enable_music_wave = xyes; then

     CFLAGS="$CFLAGS -DWAV_MUSIC"

 fi

 no_libmikmod=no

 libmikmod_maj=3

 libmikmod_min=1

 libmikmod_rev=10

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

 AC_ARG_ENABLE(music-libmikmod,

 [  --enable-music-libmikmod  enable MOD music via externl libmikmod [default=yes]],

               , enable_music_libmikmod=yes)

 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==yes

 	else

 		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;

 }

 ],, no_libmikmod=yes;CFLAGS="$CFLAGS_SAVED";LIBS="$LIBS_SAVED",

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

 	fi

 fi

 AC_ARG_ENABLE(music-mod,

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

 , enable_music_mod=$no_libmikmod)

 if test x$enable_music_mod = xyes; then

     CFLAGS="$CFLAGS -DMOD_MUSIC -I\$(top_srcdir)/mikmod"

     MUSIC_SUBDIRS="$MUSIC_SUBDIRS mikmod"

 fi

 AC_ARG_ENABLE(music-midi,

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

               , enable_music_midi=yes)

 if test x$enable_music_midi = xyes; then

     CFLAGS="$CFLAGS -DMID_MUSIC"

     AC_ARG_ENABLE(music-timidity-midi,

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

                   , enable_music_timidity_midi=yes)

     if test x$enable_music_timidity_midi = xyes; then

         CFLAGS="$CFLAGS -DUSE_TIMIDITY_MIDI -I\$(top_srcdir)/timidity"

         MUSIC_SUBDIRS="$MUSIC_SUBDIRS timidity"

     fi

     AC_ARG_ENABLE(music-native-midi,

 [  --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 "$target" in

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

                 use_music_native_midi=yes

                 SYSTEM_LIBS="$SYSTEM_LIBS -lwinmm"

                 ;;

             *-*-darwin*)

                 use_music_native_midi=yes

                 SYSTEM_LIBS="$SYSTEM_LIBS -framework QuickTime"

                 ;;

         esac

         if test x$use_music_native_midi = xyes; then

             CFLAGS="$CFLAGS -DUSE_NATIVE_MIDI -I\$(top_srcdir)/native_midi"

             MUSIC_SUBDIRS="$MUSIC_SUBDIRS native_midi"

         fi

     fi

     AC_ARG_ENABLE(music-native-midi-gpl,

 [  --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 "$target" in

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

                 use_music_native_midi_gpl=yes

                 ;;

         esac

         if test x$use_music_native_midi_gpl = xyes; then

             CFLAGS="$CFLAGS -DUSE_NATIVE_MIDI -I\$(top_srcdir)/native_midi"

             MUSIC_SUBDIRS="$MUSIC_SUBDIRS native_midi_gpl"

         fi

     fi

 fi

 AC_ARG_ENABLE(music-ogg,

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

               , enable_music_ogg=yes)

 if test x$enable_music_ogg = xyes; then

     AC_MSG_CHECKING(for Ogg Vorbis headers and libraries)

     have_vorbis=no

     AC_TRY_COMPILE([

      #include <vorbis/vorbisfile.h>

     ],[

     ],[

     have_vorbis=yes

     ])

     AC_MSG_RESULT($have_vorbis)

     if test x$have_vorbis = xyes; then

         CFLAGS="$CFLAGS -DOGG_MUSIC"

         SYSTEM_LIBS="$SYSTEM_LIBS -lvorbisfile -lvorbis -logg"

     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

         CFLAGS="$CFLAGS -DMP3_MUSIC $SMPEG_CFLAGS"

         SYSTEM_LIBS="$SYSTEM_LIBS $SMPEG_LIBS"

     fi

 fi

 dnl Add Makefile conditionals

 AC_SUBST(MUSIC_SUBDIRS)

 AM_CONDITIONAL(USE_MIKMOD, test x$enable_music_mod = xyes)

 AM_CONDITIONAL(USE_TIMIDITY, test x$enable_music_timidity_midi = xyes)

 AM_CONDITIONAL(USE_NATIVE_MIDI, test x$use_music_native_midi = xyes || test x$use_music_native_midi_gpl = xyes)

 AM_CONDITIONAL(USE_NATIVE_MIDI_GPL, test x$use_music_native_midi_gpl = xyes)

 dnl Expand the libraries needed for static and dynamic linking

 AC_SUBST(SYSTEM_LIBS)

 # Finally create all the generated files

 AC_OUTPUT([

 Makefile

 mikmod/Makefile

 timidity/Makefile

 native_midi/Makefile

 native_midi_gpl/Makefile

 SDL_mixer.spec

 SDL_mixer.qpg

 ])