# -*- Autoconf -*-
#
# guile-sdl2 --- FFI bindings for SDL2
# Copyright © 2015 David Thompson <davet@gnu.org>
#
# This file is part of guile-sdl2.
#
# Guile-sdl2 is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 3 of the
# License, or (at your option) any later version.
#
# Guile-sdl2 is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with guile-sdl2.  If not, see
# <http://www.gnu.org/licenses/>.

AC_INIT(guile-sdl2, 0.2.0)
AC_CONFIG_SRCDIR(sdl2)
AC_CONFIG_AUX_DIR([build-aux])
AM_INIT_AUTOMAKE([color-tests -Wall -Wno-portability foreign])
AM_SILENT_RULES([yes])

AC_CONFIG_FILES([Makefile sdl2/config.scm])
AC_CONFIG_FILES([pre-inst-env], [chmod +x pre-inst-env])

GUILE_PKG([2.2 2.0])
GUILE_PROGS

# Core SDL2
PKG_CHECK_MODULES([SDL2], [sdl2])

LIBSDL2="libSDL2"
LIBSDL2_LIBDIR="no"
LIBSDL2_PREFIX="no"

AC_ARG_WITH([libsdl2-prefix],
  [AS_HELP_STRING([--with-libsdl2-prefix=DIR], [search for SDL2 in DIR])],
  [case "$withval" in
    yes|no)
      ;;
    *)
      LIBSDL2="$withval/lib/libSDL2"
      LIBSDL2_PREFIX="$withval"
      LIBSDL2_LIBDIR="$withval/lib"
      ;;
   esac])

dnl Library name suitable for `dynamic-link'.
AC_MSG_CHECKING([for libSDL2 shared library name])
AC_MSG_RESULT([$LIBSDL2])
AC_SUBST([LIBSDL2])
AC_SUBST([LIBSDL2_PREFIX])
AC_SUBST([LIBSDL2_LIBDIR])

# SDL2_image
AC_ARG_WITH([libsdl2_image],
  AS_HELP_STRING([--with-libsdl2-image],
                 [Build with the SDL2_image library]),
  [], [with_libsdl2_image=yes])


if test "x$with_libsdl2_image" = "xyes"; then
   PKG_CHECK_MODULES([SDL2_image], [SDL2_image])
fi

LIBSDL2_IMAGE="libSDL2_image"
LIBSDL2_IMAGE_LIBDIR="no"
LIBSDL2_IMAGE_PREFIX="no"

AC_ARG_WITH([libsdl2-image-prefix],
  [AS_HELP_STRING([--with-libsdl2-image-prefix=DIR],
                  [search for SDL2_image in DIR])],
  [case "$withval" in
    yes|no)
      ;;
    *)
      LIBSDL2_IMAGE="$withval/lib/libSDL2_image"
      LIBSDL2_IMAGE_PREFIX="$withval"
      LIBSDL2_IMAGE_LIBDIR="$withval/lib"
      ;;
   esac])

AM_CONDITIONAL([WITH_LIBSDL2_IMAGE], [test "x$with_libsdl2_image" = "xyes"])

if test "x$with_libsdl2_image" = "xyes"; then
   AC_MSG_CHECKING([for libSDL2_image shared library name])
   AC_MSG_RESULT([$LIBSDL2_IMAGE])
fi

AC_SUBST([LIBSDL2_IMAGE])
AC_SUBST([LIBSDL2_IMAGE_PREFIX])
AC_SUBST([LIBSDL2_IMAGE_LIBDIR])

# SDL2_ttf
AC_ARG_WITH([libsdl2_ttf],
  AS_HELP_STRING([--with-libsdl2-ttf],
                 [Build with the SDL2_ttf library]),
  [], [with_libsdl2_ttf=yes])

if test "x$with_libsdl2_ttf" = "xyes"; then
   PKG_CHECK_MODULES([SDL2_ttf], [SDL2_ttf])
fi

LIBSDL2_TTF="libSDL2_ttf"
LIBSDL2_TTF_LIBDIR="no"
LIBSDL2_TTF_PREFIX="no"

AC_ARG_WITH([libsdl2-ttf-prefix],
  [AS_HELP_STRING([--with-libsdl2-ttf-prefix=DIR],
                  [search for SDL2_ttf in DIR])],
  [case "$withval" in
    yes|no)
      ;;
    *)
      LIBSDL2_TTF="$withval/lib/libSDL2_ttf"
      LIBSDL2_TTF_PREFIX="$withval"
      LIBSDL2_TTF_LIBDIR="$withval/lib"
      ;;
   esac])

AM_CONDITIONAL([WITH_LIBSDL2_TTF], [test "x$with_libsdl2_ttf" = "xyes"])

if test "x$with_libsdl2_ttf" = "xyes"; then
   AC_MSG_CHECKING([for libSDL2_ttf shared library name])
   AC_MSG_RESULT([$LIBSDL2_TTF])
fi

AC_SUBST([LIBSDL2_TTF])
AC_SUBST([LIBSDL2_TTF_PREFIX])
AC_SUBST([LIBSDL2_TTF_LIBDIR])

# SDL2_mixer
AC_ARG_WITH([libsdl2_mixer],
  AS_HELP_STRING([--with-libsdl2-mixer],
                 [Build with the SDL2_mixer library]),
  [], [with_libsdl2_mixer=yes])

if test "x$with_libsdl2_mixer" = "xyes"; then
   PKG_CHECK_MODULES([SDL2_mixer], [SDL2_mixer])
fi

LIBSDL2_MIXER="libSDL2_mixer"
LIBSDL2_MIXER_LIBDIR="no"
LIBSDL2_MIXER_PREFIX="no"

AC_ARG_WITH([libsdl2-mixer-prefix],
  [AS_HELP_STRING([--with-libsdl2-mixer-prefix=DIR],
                  [search for SDL2_mixer in DIR])],
  [case "$withval" in
    yes|no)
      ;;
    *)
      LIBSDL2_MIXER="$withval/lib/libSDL2_mixer"
      LIBSDL2_MIXER_PREFIX="$withval"
      LIBSDL2_MIXER_LIBDIR="$withval/lib"
      ;;
   esac])

AM_CONDITIONAL([WITH_LIBSDL2_MIXER], [test "x$with_libsdl2_mixer" = "xyes"])

if test "x$with_libsdl2_mixer" = "xyes"; then
   AC_MSG_CHECKING([for libSDL2_mixer shared library name])
   AC_MSG_RESULT([$LIBSDL2_MIXER])
fi

AC_SUBST([LIBSDL2_MIXER])
AC_SUBST([LIBSDL2_MIXER_PREFIX])
AC_SUBST([LIBSDL2_MIXER_LIBDIR])

AC_OUTPUT