2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2005--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 #include "lily-guile.hh"
21 #include "std-string.hh"
22 #include "protected-scm.hh"
24 static Protected_scm all_ifaces;
27 internal_add_interface (SCM a, SCM b, SCM c)
29 if (!all_ifaces.is_bound ())
30 all_ifaces = scm_c_make_hash_table (59);
32 SCM entry = scm_list_3 (a, b, c);
34 scm_hashq_set_x (all_ifaces, a, entry);
37 LY_DEFINE (ly_add_interface, "ly:add-interface",
38 3, 0, 0, (SCM iface, SCM desc, SCM props),
39 "Add a new grob interface. @var{iface} is the"
40 " interface name, @var{desc} is the interface"
41 " description, and @var{props} is the list of"
42 " user-settable properties for the interface.")
44 LY_ASSERT_TYPE (ly_is_symbol, iface, 1);
45 LY_ASSERT_TYPE (scm_is_string, desc, 2);
46 LY_ASSERT_TYPE (ly_is_list, props, 3);
48 internal_add_interface (iface, desc, props);
50 return SCM_UNSPECIFIED;
53 LY_DEFINE (ly_all_grob_interfaces, "ly:all-grob-interfaces",
55 "Return the hash table with all grob interface descriptions.")