dnl 
dnl  $Id$
dnl 
dnl  Copyright © 2003 Keith Packard
dnl 
dnl  Permission to use, copy, modify, distribute, and sell this software and its
dnl  documentation for any purpose is hereby granted without fee, provided that
dnl  the above copyright notice appear in all copies and that both that
dnl  copyright notice and this permission notice appear in supporting
dnl  documentation, and that the name of Keith Packard not be used in
dnl  advertising or publicity pertaining to distribution of the software without
dnl  specific, written prior permission.  Keith Packard makes no
dnl  representations about the suitability of this software for any purpose.  It
dnl  is provided "as is" without express or implied warranty.
dnl 
dnl  KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
dnl  INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
dnl  EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
dnl  CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
dnl  DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
dnl  TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
dnl  PERFORMANCE OF THIS SOFTWARE.
dnl
dnl Process this file with autoconf to create configure.

dnl ==========================================================================
dnl                               Versioning              
dnl ==========================================================================

dnl The version number is also in fontconfig/fontconfig.h
AC_INIT(ChangeLog,1.0.3,fontconfig@fontconfig.org)

FONTCONFIG_HEADER=fontconfig/fontconfig.h
FONTCONFIG_MAJOR=`awk '/^#define FC_MAJOR/ { print $3 }' $FONTCONFIG_HEADER`
FONTCONFIG_MINOR=`awk '/^#define FC_MINOR/ { print $3 }' $FONTCONFIG_HEADER`
FONTCONFIG_REVISION=`awk '/^#define FC_REVISION/ { print $3 }' $FONTCONFIG_HEADER`
FONTCONFIG_VERSION="$FONTCONFIG_MAJOR.$FONTCONFIG_MINOR.$FONTCONFIG_REVISION"

AC_SUBST(FONTCONFIG_MAJOR)
AC_SUBST(FONTCONFIG_MINOR)
AC_SUBST(FONTCONFIG_REVISION)
AC_SUBST(FONTCONFIG_VERSION)

dnl libtool versioning

LT_VERSION_NUMBER="$FONTCONFIG_MAJOR:$FONTCONFIG_MINOR:$FONTCONFIG_REVISION"
AC_SUBST(LT_VERSION_NUMBER)

dnl ==========================================================================

AM_INIT_AUTOMAKE(fontconfig, $FONTCONFIG_VERSION)

AM_CONFIG_HEADER(config.h)

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AM_PROG_LIBTOOL
AC_PROG_MAKE_SET

# Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([fcntl.h stdlib.h string.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_PID_T

# Checks for library functions.
AC_FUNC_VPRINTF
AC_CHECK_FUNCS([memmove memset strchr strrchr strtol getopt getopt_long])

#
# Checks for FreeType
#

AC_ARG_WITH(freetype_config, [ --with-freetype-config=PROG Use FreeType configuration program PROG], freetype_config=$withval, freetype_config=yes)

if test "$freetype_config" = "yes"; then 
	AC_PATH_PROG(ft_config,freetype-config,no)
	if test "$ft_config" = "no"; then
		AC_MSG_ERROR([You must have freetype installed; see http://www.freetype.org/])
	fi
else
	ft_config="$freetype_config"
fi

FREETYPE_CFLAGS="$($ft_config --cflags)"
FREETYPE_LIBS="$($ft_config --libs)"

AC_SUBST(FREETYPE_LIBS)
AC_SUBST(FREETYPE_CFLAGS)

#
# Check to see whether we have FT_Get_First_Char(), new in 2.0.9
#

fontconfig_save_libs=$LIBS
LIBS="$LIBS $FREETYPE_LIBS"
AC_CHECK_FUNCS(FT_Get_First_Char)
LIBS=$fontconfig_save_libs

#
# Check expat configuration
#

AC_ARG_WITH(expat,             [  --with-expat=DIR              Use Expat in DIR], expat=$withval, expat=yes)
AC_ARG_WITH(expat_includes,    [  --with-expat-includes=DIR     Use Expat includes in DIR], expat_includes=$withval, expat_includes=yes)
AC_ARG_WITH(expat_lib,         [  --with-expat-lib=DIR          Use Expat library in DIR], expat_lib=$withval, expat_lib=yes)

case "$expat" in
no)
	;;
*)
	case "$expat_includes" in
	yes|no)
		EXPAT_CFLAGS=""
		;;
	*)
		EXPAT_CFLAGS="-I$expat_includes"
		;;
	esac
	case "$expat_lib" in
	yes)
		case "$expat" in
		yes)
			EXPAT_LIBS="-lexpat"
			;;
		*)
			EXPAT_LIBS="-L$expat/lib -lexpat"
			;;
		esac
		;;
	no)
		;;
	*)
		EXPAT_LIBS="-L$expat_lib -lexpat"
		;;
	esac

	expatsaved_CPPFLAGS="$CPPFLAGS"
	CPPFLAGS="$CPPFLAGS $EXPAT_CFLAGS"
	expatsaved_LIBS="$LIBS"
	LIBS="$LIBS $EXPAT_LIBS"

	AC_CHECK_HEADER(expat.h)
	case "$ac_cv_header_expat_h" in
	no)
		AC_CHECK_HEADER(xmlparse.h)
		case "$ac_cv_header_xmlparse_h" in
		no)
			have_expat_header=no;
			;;
		yes)
			HAVE_XMLPARSE_H=1
			AC_SUBST(HAVE_XMLPARSE_H)
			AC_DEFINE_UNQUOTED(HAVE_XMLPARSE_H,$HAVE_XMLPARSE_H,
			[Use xmlparse.h instead of expat.h])
			have_expat_header=yes
			;;
		esac
		;;
	yes)
		have_expat_header=yes
		;;
	esac
	case "$have_expat_header" in
	no)
		expat=no
		;;
	yes)
		AC_CHECK_FUNCS(XML_ParserCreate)
		case "$ac_cv_func_XML_ParserCreate" in
		no)
			expat=no
			;;
		yes)
			HAVE_EXPAT=1
			AC_SUBST(HAVE_EXPAT)
			AC_DEFINE_UNQUOTED(HAVE_EXPAT,$HAVE_EXPAT,
			[Found a useable expat library])
			;;
		esac
		;;
	esac
	CPPFLAGS="$saved_CPPFLAGS"
	LIBS="$saved_LIBS"
	;;
esac
AC_SUBST(EXPAT_LIBS)
AC_SUBST(EXPAT_CFLAGS)
	
case "$expat" in
no)
	AC_MSG_ERROR([cannot find expat library])
	;;
esac

#
# Set default font directory
#

AC_ARG_WITH(default_fonts,     [  --with-default-fonts=DIR      Use fonts from DIR when config is busted], defaultfonts="$withval", default_fonts=yes)

case "$default_fonts" in
yes)
	FC_DEFAULT_FONTS="/usr/share/fonts"
	AC_DEFINE_UNQUOTED(FC_DEFAULT_FONTS, "/usr/share/fonts", 
			   [System font directory])
	;;
*)
	FC_DEFAULT_FONTS="$default_fonts"
	AC_DEFINE_UNQUOTED(FC_DEFAULT_FONTS, "$default_fonts",
			   [System font directory])
	;;
esac

AC_SUBST(FC_DEFAULT_FONTS)

#
# Add X fonts if available
#
AC_ARG_WITH(x_fonts,           [  --with-x-fonts=DIR            Find X fonts in DIR ], x_fonts="$withval", x_fonts=yes)

case "$x_fonts" in
yes)
	FC_X_FONTS=""
	for dir in /usr/X11R6/lib /usr/X11/lib /usr/lib/X11; do
		case x"$FC_X_FONTS" in
		x)
			if test -d "$dir/fonts"; then
				FC_X_FONTS="$dir/fonts"
			fi
			;;
		esac
	done
	AC_DEFINE_UNQUOTED(FC_X_FONTS,"$x_fonts",[X font directory])
	;;
no)
	FC_X_FONTS=""
	;;
*)
	FC_X_FONTS="$x_fonts"
	AC_DEFINE_UNQUOTED(FC_X_FONTS,"$x_fonts",[X font directory])
	;;
esac

AC_SUBST(FC_X_FONTS)

FC_FONTPATH=""

case "$FC_X_FONTS" in
"")
	;;
*)
	FC_FONTPATH="<dir>$FC_X_FONTS</dir>"
	;;
esac

AC_SUBST(FC_FONTPATH)

FC_FONTDATE=`date`

AC_SUBST(FC_FONTDATE)

AC_ARG_WITH(confdir,           [  --with-confdir=DIR            Use DIR to store configuration files (default /etc/fonts)], confdir="$withval", confdir=yes)

#
# Set CONFDIR and FONTCONFIG_PATH
#

case "$confdir" in
no|yes)
	confdir=/etc/fonts
	;;
*)
	;;
esac
AC_SUBST(confdir)
CONFDIR='${confdir}'
AC_DEFINE_UNQUOTED(CONFDIR, "$CONFDIR",[Font configuration directory])
AC_SUBST(CONFDIR)

#
# Find out what language orthographies are included
#

ORTH_FILES=`cd fc-lang && echo *.orth`
AC_SUBST(ORTH_FILES)

AC_OUTPUT([
Makefile 
fontconfig/Makefile
fc-lang/Makefile
src/Makefile
fc-cache/Makefile
fc-list/Makefile
fontconfig.spec
fontconfig.pc
fonts.conf
])