Added shared-mime-info-0.51 template and its related helper.

--HG--
extra : convert_revision : 16763dc3fcd2361fef5ba0560c57a46b45333677

helper-templates/update-mimedb.sh

@@ -0,0 +1,13 @@
+#
+# This helper updates shared-mime-info's database when a template
+# requests this operation.
+#
+updatemimedb_cmd="$PKGFS_MASTERDIR/bin/update-mime-database"
+updatemimedb_dir="$PKGFS_MASTERDIR/share/mime"
+
+if [ -d "$PKGFS_MASTERDIR/share/mime" ]; then
+	$updatemimedb_cmd $updatemimedb_dir >/dev/null && \
+		echo "=> Updated shared-mime-info database."
+fi
+
+unset updatemimedb_cmd updatemimedb_dir