Imported Upstream version 2.14.2

[lilypond.git] / lily / context-mod-scheme.cc

diff --git a/lily/context-mod-scheme.cc b/lily/context-mod-scheme.cc
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+++ b/lily/context-mod-scheme.cc
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+/*
+  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;
+}
+