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

MICRO_VERSION=1

INTERFACE_AGE=1

BINARY_AGE=1

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 Setup for automake

dnl Detect the canonical host and target build environment

AC_CANONICAL_HOST

AC_CANONICAL_TARGET

dnl Check for tools

AC_PROG_MAKE_SET

AC_PROG_CC

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

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

fi

;;

esac

AM_PATH_SDL($SDL_VERSION,

:,

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

)

CFLAGS="$CFLAGS $SDL_CFLAGS"

LIBS="$LIBS $SDL_LIBS"

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

AC_ARG_ENABLE(music-mod,

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

, enable_music_mod=yes)

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 -I\$(top_srcdir)/timidity"

MUSIC_SUBDIRS="$MUSIC_SUBDIRS timidity"

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"

LIBS="$LIBS -lvorbisfile -lvorbis"

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)

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_midi = xyes)

# Finally create all the generated files

AC_OUTPUT([

Makefile

mikmod/Makefile

timidity/Makefile