+/*
+ This file is part of LilyPond, the GNU music typesetter.
+
+ Copyright (C) 2010--2011 Jan Nieuwenhuizen <janneke@gnu.org>
+ Han-Wen Nienhuys <hanwen@xs4all.nl>
+
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "context.hh"
+#include "context-mod.hh"
+
+LY_DEFINE (ly_get_context_mods,
+ "ly:get-context-mods",
+ 1, 0, 0, (SCM contextmod),
+ "Returns the list of context modifications stored in"
+ " @var{contextmod}.")
+{
+ Context_mod *tr = unsmob_context_mod (contextmod);
+ LY_ASSERT_SMOB (Context_mod, contextmod, 1);
+ return tr->get_mods ();
+}
+
+LY_DEFINE (ly_add_context_mod,
+ "ly:add-context-mod",
+ 2, 0, 0, (SCM contextmods, SCM modification),
+ "Adds the given context @var{modification} to the list"
+ " @var{contextmods} of context modifications.")
+{
+ Context_mod *ctxmod = unsmob_context_mod (contextmods);
+ LY_ASSERT_SMOB (Context_mod, contextmods, 1);
+ ctxmod->add_context_mod (modification);
+ return SCM_UNSPECIFIED;
+}
+