AC_INIT(rsvg.h)

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

FONTCONFIG_REQUIRED=1.0.1	dnl Same as in Pango, ???
GDK_PIXBUF_REQUIRED=1.3.7
GLIB_REQUIRED=2.12.0
LIBXML_REQUIRED=2.4.7
CAIRO_REQUIRED=1.2.0
PANGOFT2_REQUIRED=1.2.0
PANGOCAIRO_REQUIRED=1.2.0

AC_SUBST(GDK_PIXBUF_REQUIRED)
AC_SUBST(GLIB_REQUIRED)
AC_SUBST(CAIRO_REQUIRED)
AC_SUBST(LIBXML_REQUIRED)
AC_SUBST(PANGOFT2_REQUIRED)

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

LIBRSVG_MAJOR_VERSION=2
LIBRSVG_MINOR_VERSION=18
LIBRSVG_MICRO_VERSION=2
AC_SUBST(LIBRSVG_MAJOR_VERSION)
AC_SUBST(LIBRSVG_MINOR_VERSION)
AC_SUBST(LIBRSVG_MICRO_VERSION)

LIBRSVG_VERSION=$LIBRSVG_MAJOR_VERSION.$LIBRSVG_MINOR_VERSION.$LIBRSVG_MICRO_VERSION

VERSION_INFO=`expr $LIBRSVG_MAJOR_VERSION + $LIBRSVG_MINOR_VERSION`:$LIBRSVG_MICRO_VERSION:$LIBRSVG_MINOR_VERSION
AC_SUBST(VERSION_INFO)

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

AM_INIT_AUTOMAKE(librsvg, $LIBRSVG_VERSION)
AM_CONFIG_HEADER(config.h)

AM_MAINTAINER_MODE

AC_ISC_POSIX
AC_PROG_CC
AC_PROG_CPP
AC_PROG_AWK
AC_LIBTOOL_WIN32_DLL
AM_PROG_LIBTOOL
AC_STDC_HEADERS

AC_C_BIGENDIAN

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

#AC_CANONICAL_HOST

AC_MSG_CHECKING([for some Win32 platform])
case "$host" in
  *-*-mingw*|*-*-cygwin*)
    platform_win32=yes
    ;;
  *)
    platform_win32=no
    ;;
esac
AC_MSG_RESULT([$platform_win32])
AM_CONDITIONAL(PLATFORM_WIN32, test "$platform_win32" = "yes")

AC_MSG_CHECKING([for native Win32])
case "$host" in
  *-*-mingw*)
    native_win32=yes
    ;;
  *)
    native_win32=no
    ;;
esac
AC_MSG_RESULT([$native_win32])
AM_CONDITIONAL(OS_WIN32, test "$native_win32" = "yes")

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

PKG_CHECK_MODULES(GLIB, \
		glib-2.0 >= $GLIB_REQUIRED \
		gthread-2.0 >= $GLIB_REQUIRED)
AC_SUBST(GLIB_LIBS)
AC_SUBST(GLIB_CFLAGS)	

PKG_CHECK_MODULES(LIBRSVG, \
	gdk-pixbuf-2.0 >= $GDK_PIXBUF_REQUIRED \
	glib-2.0 >= $GLIB_REQUIRED \
	libxml-2.0 >= $LIBXML_REQUIRED \
	pangoft2 >= $PANGOFT2_REQUIRED \
	pangocairo >= $PANGOCAIRO_REQUIRED \
	cairo >= $CAIRO_REQUIRED \
	cairo-png >= $CAIRO_REQUIRED \
	fontconfig >= $FONTCONFIG_REQUIRED
	freetype2)

AC_SUBST(LIBRSVG_LIBS)
AC_SUBST(LIBRSVG_CFLAGS)

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

LIBGSF_CFLAGS=""
LIBGSF_LIBS=""

LIBGSFPKG=""
test_gsf=true
AC_ARG_WITH(svgz,[  --with-svgz  Use libgsf for run-time decompression],[
	if test "x$withval" = "xno"; then
		test_gsf=false
	fi
])
if test "x$test_gsf" = "xtrue"; then
	PKG_CHECK_MODULES(LIBGSF,[libgsf-1 >= 1.6.0], test_gsf=true, test_gsf=false)
fi

if test "x$test_gsf" = "xtrue"; then
	LIBGSF_CFLAGS="$LIBGSF_CFLAGS -DHAVE_SVGZ=1"
	LIBGSFPKG="libgsf-1"
else
	AC_MSG_WARN([SVGZ support disabled, as requested (Use --with-svgz to enable)])
	gsf_warning="
	You are building without libgsf support. LibRSVG will not be able to handle GZipped SVGs, as is required per the SVG specification. If you are a library vendor or distributor, you are doing the world a disservice and should strongly consider shipping libgsf."
fi
AM_CONDITIONAL(WITH_LIBGSF,[test "$LIBGSFPKG" != ""])

AC_SUBST(LIBGSFPKG)

AC_SUBST(LIBGSF_CFLAGS)
AC_SUBST(LIBGSF_LIBS)

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

LIBGNOME_VFS_CFLAGS=""
LIBGNOME_VFS_LIBS=""

LIBGNOME_VFS_PKG=""
AC_ARG_ENABLE([gnome-vfs],
        [AS_HELP_STRING([--enable-gnome-vfs],[Use Gnome VFS for reading remote files (default = auto)])],
        [],[enable_gnome_vfs=auto])

if test "$enable_gnome_vfs" != "no"; then
	PKG_CHECK_MODULES([LIBGNOME_VFS],[gnome-vfs-2.0 >= 1.9.16],[enable_gnome_vfs=yes],[enable_gnome_vfs=no])
fi

if test "$enable_gnome_vfs" = "yes"; then
	LIBGNOME_VFS_CFLAGS="$LIBGNOME_VFS_CFLAGS -DHAVE_GNOME_VFS=1"
	LIBGNOME_VFS_PKG="gnome-vfs-2.0"
else
	AC_MSG_WARN([Gnome VFS support disabled, as requested (Use --enable-gnome-vfs to enable)])
fi
AM_CONDITIONAL([WITH_LIBGNOME_VFS],[test "$enable_gnome_vfs" = "yes"])

AC_SUBST([LIBGNOME_VFS_PKG])
AC_SUBST([GNOME_VFS_SUPPORTED],[$enable_gnome_vfs])

AC_SUBST(LIBGNOME_VFS_CFLAGS)
AC_SUBST(LIBGNOME_VFS_LIBS)

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

LIBCROCO_CFLAGS=""
LIBCROCO_LIBS=""
LIBCROCOPKG=""

test_croco=true
AC_ARG_WITH(croco,[  --with-croco  Use libcroco for CSS parsing],[
	if test "x$withval" = "xno"; then
		test_croco=false
	fi
])
if test "x$test_croco" = "xtrue"; then
	PKG_CHECK_MODULES(LIBCROCO,[libcroco-0.6 >= 0.6.1], test_croco=true, test_croco=false)
fi

if test "x$test_croco" = "xtrue"; then
	LIBCROCO_CFLAGS="$LIBCROCO_CFLAGS -DHAVE_LIBCROCO=1"
	LIBCROCOPKG="libcroco-0.6"
else
	AC_MSG_WARN([LibCroco support disabled, as requested (Use --with-croco to enable)])
        croco_warning="
You are building without libcroco support. LibRSVG will not be able to handle embedded CSS, as is required per the SVG specification. If you are a library vendor or distributor, you are doing the world a disservice and should strongly consider shipping libcroco. Even KSVG needs libcroco now..."
fi

AC_SUBST(LIBCROCOPKG)
AC_SUBST(LIBCROCO_CFLAGS)
AC_SUBST(LIBCROCO_LIBS)

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

AC_CHECK_FUNCS(strtok_r basename)

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

dnl Turn on the additional warnings last, so -Werror doesn't affect other tests.

AC_ARG_ENABLE(more-warnings,
[  --enable-more-warnings  Maximum compiler warnings],
set_more_warnings="$enableval",[
if test -f $srcdir/CVSVERSION; then
        is_cvs_version=true
        set_more_warnings=yes
else
        set_more_warnings=no
fi
])
AC_MSG_CHECKING(for more warnings, including -Werror)
if test "$GCC" = "yes" -a "$set_more_warnings" != "no"; then
        AC_MSG_RESULT(yes)
        CFLAGS="\
        -Wall \
        -Wchar-subscripts -Wmissing-declarations -Wmissing-prototypes \
        -Wnested-externs -Wpointer-arith \
        -Wcast-align -Wsign-compare \
	-Werror \
        $CFLAGS"
else
        AC_MSG_RESULT(no)
fi

have_gtk=no
PKG_CHECK_MODULES(GTK, gtk+-2.0 >= 2.6.0, have_gtk=yes,
		       have_gtk=no)

GTK_VERSION=
if test "x$have_gtk" = "xyes"; then
   GTK_VERSION=`$PKG_CONFIG --variable=gtk_binary_version gtk+-2.0`
fi
AC_SUBST(GTK_CFLAGS)
AC_SUBST(GTK_LIBS)
AC_SUBST(GTK_VERSION)
AM_CONDITIONAL(HAVE_GTK, test "x$have_gtk" = "xyes")

test_gnome_print=true
AC_ARG_ENABLE(gnome-print, [  --enable-gnome-print  Use Gnome Print for printing SVGs [default = auto]],
			 test_gnome_print="$enableval")

have_gnome_print=no
if test "x$test_gnome_print" != "xno"; then
   PKG_CHECK_MODULES(GNOME_PRINT, \
		     libgnomeprint-2.2 >= 2.2.0	\
		     libgnomeprintui-2.2 >= 2.2.0,	\ 
		     have_gnome_print=yes,		\
		     have_gnome_print=no)
fi

if test "x$have_gnome_print" = "xyes"; then
   GNOME_PRINT_CFLAGS="$GNOME_PRINT_CFLAGS -DHAVE_GNOME_PRINT=1"
fi

AC_SUBST(GNOME_PRINT_CFLAGS)
AC_SUBST(GNOME_PRINT_LIBS)

have_gdk_x11=no
PKG_CHECK_MODULES(GDK_X11, gdk-x11-2.0 >= 2.0.0, have_gdk_x11=yes, have_gdk_x11=no)

if test "x$have_gdk_x11" = "xyes"; then
	AC_PATH_XTRA

	if test "x$have_x" != "xyes"; then
		GDK_X11_LIBS=""
		GDK_X11_CFLAGS=""
	else
		GDK_X11_LIBS="$GDK_X11_LIBS $X_LIBS -lX11"
		GDK_X11_CFLAGS="$GDK_X11_CFLAGS $X_CFLAGS"
		AC_DEFINE(ENABLE_XEMBED, 1, [Is XEmbed available])
	fi
fi

AC_SUBST(GDK_X11_CFLAGS)
AC_SUBST(GDK_X11_LIBS)

AC_ARG_ENABLE(gtk-theme,
    [  --enable-gtk-theme  Enable a RSVG based GTK+ theme engine [default=auto]],,
    enable_gtk_theme=yes)

if test "x$enable_gtk_theme" = "xyes"; then
   if test "x$have_gtk" = "xno"; then
      enable_gtk_theme=no;
   fi
fi

AM_CONDITIONAL(ENABLE_GTK_ENGINE, test "x$enable_gtk_theme" = "xyes")

AC_PATH_PROG(QUERYLOADERS, gdk-pixbuf-query-loaders, true)

AC_ARG_ENABLE(pixbuf-loader,
    [  --enable-pixbuf-loader  Enable a RSVG based GdkPixbuf loader [default=auto]],
    enable_pixbuf_loader="$enableval", enable_pixbuf_loader=auto)

if test "x$enable_pixbuf_loader" = xauto ; then
    if test x$QUERYLOADERS != x ; then 
        enable_pixbuf_loader=yes
    else
        enable_pixbuf_loader=no
    fi
fi

AM_CONDITIONAL(ENABLE_PIXBUF_LOADER, test x$enable_pixbuf_loader = xyes)

##################################################
##################################################

MOZILLA_CFLAGS=
build_mozilla_plugin=no

test_mozilla_plugin=true
AC_ARG_ENABLE(mozilla-plugin, [  --enable-mozilla-plugin  Build a Mozilla/Firefox SVG viewing plugin [default = auto]],
			 test_mozilla_plugin="$enableval")

if test "x$test_mozilla_plugin" != "xno"; then
   if test -z "$MOZILLA_CONFIG"; then
      AC_PATH_PROGS(MOZILLA_CONFIG, mozilla-config firefox-config xulrunner-config, no)
   fi

   if test "x$MOZILLA_CONFIG" != "xno"; then
      MOZILLA_CFLAGS=`$MOZILLA_CONFIG --cflags plugin java`
   else
	PKG_CHECK_MODULES(MOZILLA, mozilla-plugin, build_mozilla_plugin=yes, 
			[AC_MSG_WARN([mozilla-config not found. Mozilla/Netscape plugin will not be built])])
   fi

   if test "x$MOZILLA_CFLAGS" != "x"; then
      build_mozilla_plugin=yes
   fi
fi

AM_CONDITIONAL(WITH_MOZILLA,[test "x$build_mozilla_plugin" = "xyes"])
AC_SUBST(MOZILLA_CFLAGS)

##################################################
# Checks for gtk-doc and docbook-tools
##################################################
gtk_doc_installed=true
#ifdef([GTK_DOC_CHECK],[GTK_DOC_CHECK([1.0])],[gtk_doc_installed=false])
# I would have liked to conditionalize this, but 
# that appears to break other things http://bugzilla.gnome.org/show_bug.cgi?id=156399
GTK_DOC_CHECK([1.0])
AM_CONDITIONAL(GTK_DOC_INSTALLED, $gtk_doc_installed)

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

m4_copy([AC_DEFUN],[glib_DEFUN])
glib_DEFUN([GLIB_LC_MESSAGES],
  [AC_CHECK_HEADERS([locale.h])
    if test $ac_cv_header_locale_h = yes; then
    AC_CACHE_CHECK([for LC_MESSAGES], am_cv_val_LC_MESSAGES,
      [AC_TRY_LINK([#include <locale.h>], [return LC_MESSAGES],
       am_cv_val_LC_MESSAGES=yes, am_cv_val_LC_MESSAGES=no)])
    if test $am_cv_val_LC_MESSAGES = yes; then
      AC_DEFINE(HAVE_LC_MESSAGES, 1,
        [Define if your <locale.h> file defines LC_MESSAGES.])
    fi
  fi])

GLIB_LC_MESSAGES

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

AC_CONFIG_FILES([
librsvg.spec
librsvg-features.h
Makefile
librsvg-2.0.pc
librsvg-2.0-uninstalled.pc
librsvg-zip
rsvg
data/Makefile
gtk-engine/Makefile
gtk-engine/examples/Makefile
gtk-engine/examples/bubble/Makefile
gtk-engine/examples/bubble/gtk-2.0/Makefile
gdk-pixbuf-loader/Makefile
moz-plugin/Makefile
tests/Makefile
tests/pdiff/Makefile
doc/Makefile
])

AC_OUTPUT

dnl =============================================================================================
echo "
librsvg-$LIBRSVG_VERSION

	prefix:                         ${prefix}
	compiler:                       ${CC}
	
	Build GdkPixbuf loader:         ${enable_pixbuf_loader}
	Build theme engine:             ${enable_gtk_theme}
	Build Netscape plugin:          ${build_mozilla_plugin}
	Handle svgz files:              ${test_gsf}
	Use Gnome VFS:                  ${test_gnome_vfs}
	Enable printing:		${have_gnome_print}
	Use libcroco for css parsing:   ${test_croco}
"

if test "x$croco_warning" != "x"; then
   AC_MSG_RESULT([$croco_warning]);
fi

if test "x$gsf_warning" != "x"; then
   AC_MSG_RESULT([$gsf_warning]);
fi