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

AC_INIT(src/main.c)
AM_INIT_AUTOMAKE(geist, 0.0.3)

AC_ISC_POSIX
AC_PROG_CC
AM_PROG_CC_STDC
AC_HEADER_STDC

AC_PROG_INSTALL
AC_PROG_MAKE_SET

AM_MAINTAINER_MODE
AM_WITH_DMALLOC

AM_PATH_GTK(1.2.0, ,
            AC_MSG_ERROR(Cannot find GTK: Is gtk-config in path?))

dnl AC_ARG_WITH(imlib2,
dnl         [  --with-imlib2=DIR       use imlib2 in <DIR>],
dnl         [CFLAGS="$CFLAGS -I$withval/include"
dnl         LIBS="-L$withval/lib $LIBS"])

dnl AC_CHECK_LIB(Imlib2, imlib_load_image, , [
dnl echo "ERROR:  You need libImlib2 to build geist.";
dnl              AC_MSG_ERROR([Fatal:  libImlib2 not found.])], -lm)

AC_PATH_GENERIC(imlib2, , [
  AC_SUBST(IMLIB_LIBS)
  AC_SUBST(IMLIB_CFLAGS) ],
  AC_MSG_ERROR(Cannot find imlib2: Is imlib2-config in the path?) )

dnl the above doesn't work for some reason :/
IMLIB_LIBS=`imlib2-config --libs`
IMLIB_CFLAGS=`imlib2-config --cflags`
AC_SUBST(IMLIB_LIBS)
AC_SUBST(IMLIB_CFLAGS)

AC_PATH_GENERIC(xml, 2.0.0, [
  AC_SUBST(XML_LIBS)
  AC_SUBST(XML_CFLAGS) ],
  AC_MSG_ERROR(Cannot find libXML: Is xml-config in the path?) )

AC_CHECK_LIB(pr0n,huge_nekkid_pictures_of_pabs_mom, , [
echo "WARNING: You appear to be missing pr0n pictures of Paul Duncan's mother."
echo "         While these are not required to compile geist, they do make"
echo "         running geist a much more pleasurable experience."])
LIBS="$LIBS -lm"

dnl Set PACKAGE_LOCALE_DIR in config.h.
if test "x${prefix}" = "xNONE"; then
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, "${ac_default_prefix}/${DATADIRNAME}/locale")
else
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, "${prefix}/${DATADIRNAME}/locale")
fi

dnl Set PACKAGE_DATA_DIR in config.h.
if test "x${datadir}" = 'x${prefix}/share'; then
  if test "x${prefix}" = "xNONE"; then
    AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${ac_default_prefix}/share/${PACKAGE}")
  else
    AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${prefix}/share/${PACKAGE}")
  fi
else
  AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${datadir}/${PACKAGE}")
fi

dnl Set PACKAGE_SOURCE_DIR in config.h.
packagesrcdir=`cd $srcdir && pwd`
AC_DEFINE_UNQUOTED(PACKAGE_SOURCE_DIR, "${packagesrcdir}")

dnl Subst PACKAGE_PIXMAPS_DIR.
PACKAGE_PIXMAPS_DIR="${datadir}/${PACKAGE}/pixmaps"
AC_SUBST(PACKAGE_PIXMAPS_DIR)

CFLAGS="$CFLAGS -Wall"

AM_CONFIG_HEADER(config.h)

AC_OUTPUT([
Makefile
geist.spec
src/Makefile
pixmaps/Makefile
src/ttfonts/Makefile
src/testimages/Makefile
])

echo "
$PACKAGE $VERSION
Configuration:
--------------

Imlib2 libs:	$IMLIB_LIBS
Imlib2 cflags:  $IMLIB_CFLAGS
XML libs:		$XML_LIBS
XML cflags:		$XML_CFLAGS
CFLAGS:			$CFLAGS
"