Index: Keywords/glib-schemas.ucl
===================================================================
--- Keywords/glib-schemas.ucl
+++ Keywords/glib-schemas.ucl
@@ -8,6 +8,10 @@
 # from USE_GNOME instead of calling this keyword directly.
 
 actions: []
+deprecated: true
+deprecation_message: <<EOM
+Use @gschemas instead
+EOM
 post-install: <<EOD
   glib-compile-schemas %D/share/glib-2.0/schemas > /dev/null || true
 EOD
Index: Keywords/gschemas.ucl
===================================================================
--- /dev/null
+++ Keywords/gschemas.ucl
@@ -0,0 +1,27 @@
+# $FreeBSD$
+#
+# MAINTAINER: gnome@FreeBSD.org
+#
+# Rebuild the glib schema cache.
+#
+# Ports installing glib schemas should use the GLIB_SCHEMAS macro
+# from USE_GNOME instead of calling this keyword directly.
+
+arguments: true
+actions_script: <<EOS
+  bad = false
+  for i = 1, #arg do
+    if not pkg.file("share/glib-2.0/schemas/" .. arg[i]) then
+       bad = true
+    end
+  end
+  if bad then
+    return 1
+  end
+EOS
+post-install: <<EOD
+  glib-compile-schemas %D/share/glib-2.0/schemas > /dev/null || true
+EOD
+post-deinstall: <<EOD
+  glib-compile-schemas %D/share/glib-2.0/schemas > /dev/null || true
+EOD