buildroot/package/libgtk2/host-libgtk2-2.12.12-reduce-dependencies.patch

Index: gtk+-2.12.12/configure.in
===================================================================
--- gtk+-2.12.12.orig/configure.in	2008-09-13 02:01:07.000000000 +0200
+++ gtk+-2.12.12/configure.in	2010-02-21 10:42:40.000000000 +0100
@@ -32,9 +32,6 @@
 
 # required versions of other packages
 m4_define([glib_required_version], [2.13.5])
-m4_define([pango_required_version], [1.17.3])
-m4_define([atk_required_version], [1.9.0])
-m4_define([cairo_required_version], [1.2.0])
 
 
 AC_INIT([gtk+], [gtk_version],
@@ -239,12 +236,12 @@
   gdktarget=x11
 fi
 
-AC_ARG_WITH(gdktarget, [  --with-gdktarget=[[x11/win32/quartz/directfb]] select non-default GDK target],
+AC_ARG_WITH(gdktarget, [  --with-gdktarget=[[x11/win32/quartz/directfb/none]] select non-default GDK target],
 	gdktarget=$with_gdktarget)
 
 AC_SUBST(gdktarget)
 case $gdktarget in
-  x11|win32|quartz|directfb) ;;
+  x11|win32|quartz|directfb|none) ;;
   *) AC_MSG_ERROR([Invalid target for GDK: use x11, quartz, directfb or win32.]);;
 esac
 
@@ -349,10 +346,7 @@
 ## the version requirements since those make the module lists 
 ## annoying to construct
 PKG_CHECK_MODULES(BASE_DEPENDENCIES,
-  [glib-2.0 >= glib_required_version dnl
-   atk >= atk_required_version dnl
-   pango >= pango_required_version dnl
-   cairo >= cairo_required_version])
+  [glib-2.0 >= glib_required_version])
 
 if test "$os_win32" != yes; then
     # libtool option to control which symbols are exported
@@ -1061,7 +1055,7 @@
 GDK_PIXBUF_XLIB_EXTRA_CFLAGS=
 GDK_PIXBUF_XLIB_EXTRA_LIBS=
 	
-X_PACKAGES=fontconfig
+X_PACKAGES=
 GDK_EXTRA_LIBS="$GDK_WLIBS"
 GDK_EXTRA_CFLAGS=
 	
@@ -1070,14 +1064,6 @@
 GTK_DEP_LIBS_FOR_X=
 
 if test "x$gdktarget" = "xx11"; then
-  #
-  # We use fontconfig very peripherally when decoding the default
-  # settings.
-  #
-  if $PKG_CONFIG --exists fontconfig; then : ; else
-    AC_MSG_ERROR([
-*** fontconfig (http://www.fontconfig.org) is required by the X11 backend.])
-  fi
 
   #
   # Check for basic X packages; we use pkg-config if available
@@ -1124,16 +1110,6 @@
   gtk_save_LIBS=$LIBS
   LIBS="$x_libs_for_checks $LIBS"
   
-  # Sanity check for the X11 and Xext libraries. While everything we need from
-  # Xext is optional, the chances a system has *none* of these things is so
-  # small that we just unconditionally require it.
-  AC_CHECK_FUNC(XOpenDisplay, :,
-                AC_MSG_ERROR([*** libX11 not found. Check 'config.log' for more details.]))
-  AC_CHECK_FUNC(XextFindDisplay, :,
-                AC_MSG_ERROR([*** libXext not found. Check 'config.log' for more details.]))
-  AC_CHECK_FUNC(XRenderQueryExtension, :,
-                AC_MSG_ERROR([*** libXrender not found. Check 'config.log' for more details.]))
-
   # Check for xReply
 
   AC_MSG_CHECKING([if <X11/extensions/XIproto.h> is needed for xReply])
@@ -1418,48 +1394,6 @@
   AM_CONDITIONAL(USE_DIRECTFB, false)
 fi
 
-
-# Check for Pango flags
-
-if test "x$gdktarget" = "xwin32"; then
-	PANGO_PACKAGES="pangowin32 pangocairo"
-else
-	PANGO_PACKAGES="pango pangocairo"
-fi
-
-AC_MSG_CHECKING(Pango flags)
-if $PKG_CONFIG --exists $PANGO_PACKAGES ; then
-        PANGO_CFLAGS=`$PKG_CONFIG --cflags $PANGO_PACKAGES`
-        PANGO_LIBS=`$PKG_CONFIG --libs $PANGO_PACKAGES`
-
-        AC_MSG_RESULT($PANGO_CFLAGS $PANGO_LIBS)
-else
-        AC_MSG_ERROR([
-*** Pango not found. Pango built with Cairo support is required
-*** to build GTK+. See http://www.pango.org for Pango information.
-])
-fi
-
-CFLAGS="$CFLAGS $PANGO_CFLAGS"
-
-if $PKG_CONFIG --uninstalled $PANGO_PACKAGES; then
-        :
-else
-	gtk_save_LIBS="$LIBS"
-        LIBS="$PANGO_LIBS $LIBS"
-        AC_TRY_LINK_FUNC(pango_context_new, :, AC_MSG_ERROR([
-*** Can't link to Pango. Pango is required to build
-*** GTK+. For more information see http://www.pango.org]))
-        LIBS="$gtk_save_LIBS"
-fi
-
-CFLAGS="$saved_cflags"
-LDFLAGS="$saved_ldflags"
-
-GDK_PACKAGES="$PANGO_PACKAGES"
-if test "x$gdktarget" = "xx11"; then
-  GDK_PACKAGES="$GDK_PACKAGES $X_PACKAGES"
-fi
 GDK_DEP_LIBS="$GDK_EXTRA_LIBS `$PKG_CONFIG --libs $GDK_PIXBUF_PACKAGES $GDK_PACKAGES` $GDK_PIXBUF_EXTRA_LIBS"
 GDK_DEP_CFLAGS="`$PKG_CONFIG --cflags  gthread-2.0 $GDK_PIXBUF_PACKAGES $GDK_PACKAGES` $GDK_PIXBUF_EXTRA_CFLAGS $GDK_EXTRA_CFLAGS"
 
@@ -1468,7 +1402,7 @@
 # into the pkg-config files
 #
 if test $enable_explicit_deps != yes ; then
-  GDK_PACKAGES="$PANGO_PACKAGES"
+  GDK_PACKAGES=
   GDK_EXTRA_LIBS=
 fi
 
@@ -1479,39 +1413,10 @@
 AC_SUBST(GDK_DEP_CFLAGS)
 
 
-########################################
-# Check for Accessibility Toolkit flags
-########################################
-
-ATK_PACKAGES=atk
-AC_MSG_CHECKING(ATK flags)
-if $PKG_CONFIG --exists $ATK_PACKAGES ; then
-        ATK_CFLAGS=`$PKG_CONFIG --cflags $ATK_PACKAGES`
-        ATK_LIBS=`$PKG_CONFIG --libs $ATK_PACKAGES`
-
-        AC_MSG_RESULT($ATK_CFLAGS $ATK_LIBS)
-else
-        AC_MSG_ERROR([
-*** Accessibility Toolkit not found. Accessibility Toolkit is required
-*** to build GTK+.
-])
-fi
-
-if $PKG_CONFIG --uninstalled $ATK_PACKAGES; then
-        :
-else
-	gtk_save_LIBS="$LIBS"
-        LIBS="$ATK_LIBS $LIBS"
-        AC_TRY_LINK_FUNC(atk_object_get_type, : , AC_MSG_ERROR([
-                *** Cannot link to Accessibility Toolkit. Accessibility Toolkit is required
-                *** to build GTK+]))
-        LIBS="$gtk_save_LIBS"
-fi
-
-GTK_PACKAGES="atk cairo"
+GTK_PACKAGES=
 GTK_EXTRA_LIBS=
 GTK_EXTRA_CFLAGS= 
-GTK_DEP_LIBS="$GDK_EXTRA_LIBS $GTK_DEP_LIBS_FOR_X `$PKG_CONFIG --libs $GDK_PIXBUF_PACKAGES $PANGO_PACKAGES $GTK_PACKAGES_FOR_X $GTK_PACKAGES` $GTK_EXTRA_LIBS $GDK_PIXBUF_EXTRA_LIBS"
+GTK_DEP_LIBS="$GDK_EXTRA_LIBS $GTK_DEP_LIBS_FOR_X `$PKG_CONFIG --libs $GDK_PIXBUF_PACKAGES $GTK_PACKAGES_FOR_X $GTK_PACKAGES` $GTK_EXTRA_LIBS $GDK_PIXBUF_EXTRA_LIBS"
 GTK_DEP_CFLAGS="`$PKG_CONFIG --cflags  gthread-2.0 $GDK_PIXBUF_PACKAGES $GDK_PACKAGES $GTK_PACKAGES` $GDK_PIXBUF_EXTRA_CFLAGS $GDK_EXTRA_CFLAGS $GTK_EXTRA_CFLAGS"
 
 if test x"$os_win32" = xyes; then
@@ -1601,17 +1506,6 @@
 
 gtk_save_cppflags="$CPPFLAGS"
 CPPFLAGS="$CPPFLAGS $GTK_DEP_CFLAGS"
-			  
-AC_CHECK_HEADER(cairo-pdf.h,,AC_MSG_ERROR([
-*** Can't find cairo-pdf.h. You must build Cairo with the pdf
-*** backend enabled.]))
-
-if test "$os_win32" != "yes"; then
-  AC_CHECK_HEADER(cairo-ps.h,,AC_MSG_ERROR([
-*** Can't find cairo-ps.h. You must build Cairo with the 
-*** postscript backend enabled.]))
-fi   
-
 CPPFLAGS="$gtk_save_cppflags"