/*
- scheme-listener-scheme.cc -- Connect listeners to Scheme through Scheme_listener
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
+ Copyright (C) 2006--2012 Erik Sandberg <mandolaerik@gmail.com>
- (c) 2006--2007 Erik Sandberg <mandolaerik@gmail.com>
+ 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 "scheme-listener.hh"
LY_DEFINE (ly_make_listener, "ly:make-listener",
- 1, 0, 0, (SCM callback),
- "Creates a listener. Any time the listener hears\n"
- " an object, it will call @var{callback}\n"
- " with that object.\n"
- "\n"
- " @var{callback} should take exactly one argument." )
+ 1, 0, 0, (SCM callback),
+ "Create a listener. Any time the listener hears an object,"
+ " it will call @var{callback} with that object.\n"
+ "\n"
+ "@var{callback} should take exactly one argument.")
{
- SCM_ASSERT_TYPE (ly_is_procedure (callback), callback, SCM_ARG1, __FUNCTION__, "procedure");
+ LY_ASSERT_TYPE (ly_is_procedure, callback, 1);
Scheme_listener *l = new Scheme_listener (callback);
SCM listener = GET_LISTENER (l->call).smobbed_copy ();
l->unprotect ();