dnl Process this file with autoconf to produce a configure script.
AC_INIT(Makefile.am)

AC_CANONICAL_TARGET

AM_CONFIG_HEADER(config.h)

AM_INIT_AUTOMAKE(ltris,1.0.15)

dnl Checks for programs.
AM_GNU_GETTEXT
AC_PROG_CC
AC_PROG_RANLIB

CFLAGS="$CFLAGS -Wall"

dnl Checks for libraries.
AC_CHECK_LIB(m, main,, AC_MSG_ERROR(lib math is needed))

dnl Check Zarus install
AC_ARG_ENABLE( zaurus,
[  --enable-zaurus         Compile for Zaurus], CFLAGS="$CFLAGS -DZAURUS")
AC_ARG_ENABLE( softfloat,
[  --enable-softfloat      Use Softfloat for CPUs without FPU], CFLAGS="$CFLAGS -msoft-float"; LIBS="$LIBS $float")

dnl check SDL version
sdl_flag=""
AM_PATH_SDL(1.0.0,, AC_MSG_ERROR(lib SDL is needed))
CFLAGS="$CFLAGS $SDL_CFLAGS"
LIBS="$LIBS $SDL_LIBS"
AM_PATH_SDL(1.1.5, sdl_flag="-DSDL_1_1_5",)
CFLAGS="$CFLAGS $sdl_flag"

dnl check sound
sound_flag="-DSOUND"
mixer_flag="-lSDL_mixer"

AC_ARG_ENABLE( sound,
[  --disable-sound         Disables sound], sound_flag=""; mixer_flag="")

dnl check if SDL_mixer's installed
dnl if not: clear sound_flag and mixer_flag
AC_CHECK_LIB(SDL_mixer, main,
AC_MSG_RESULT("SDL_Mixer found"), 
AC_MSG_RESULT("SDL_Mixer NOT found: Audio disabled"); sound_flag=""; mixer_flag="")

AC_SUBST(sound_flag)
AC_SUBST(mixer_flag)

dnl set sound buffer size
buf_flag="-DAUDIO_BUFFER_SIZE=256"
AC_ARG_WITH( buffer-size,
[  --with-buffer-size=BUFSIZE       Set this value to 2048 if you encounter sound delay.],
buf_flag="-DAUDIO_BUFFER_SIZE=$withval",)
AC_SUBST(buf_flag)

dnl set localedir
localedir=$datadir/locale
locdir_flag="-DLOCALEDIR=\\\"$localedir\\\""

dnl installation path
inst_dir=$datadir/ltris
hi_dir=$localstatedir

dnl check if installation was disabled
dis_flag=""
AC_ARG_ENABLE( install,
[  --disable-install           No installation. Played from the source directory.], 
inst_dir="." hi_dir="." dis_flag="-DDISABLE_INSTALL"
locdir_flag="-DLOCALEDIR=\\\"../dict\\\"" 
    rm -rf dict; mkdir dict
    for lang in `cat po/LINGUAS`; do
        mkdir dict/$lang; mkdir dict/$lang/LC_MESSAGES
        ln -s ../../../po/$lang.gmo dict/$lang/LC_MESSAGES/$PACKAGE.mo
    done
)

inst_flag="-DSRC_DIR=\\\"$inst_dir\\\""
hi_inst_flag="-DHI_DIR=\\\"$hi_dir\\\""

AC_SUBST(inst_dir)
AC_SUBST(hi_dir)
AC_SUBST(inst_flag)
AC_SUBST(hi_inst_flag)
AC_SUBST(dis_flag)
AC_SUBST(locdir_flag)

AC_OUTPUT(Makefile src/Makefile icons/Makefile src/sounds/Makefile src/gfx/Makefile intl/Makefile po/Makefile.in m4/Makefile )