1 /* extend-fname.c: give a filename a suffix, if necessary.
3 Copyright 1992, 1993, 2008 Karl Berry.
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License
16 along with this library; if not, see <http://www.gnu.org/licenses/>. */
18 #include <kpathsea/config.h>
21 /* We may or may not return NAME. It's up to the caller not to assume
22 the return value is modifiable. */
25 extend_filename P2C(const_string, name, const_string, default_suffix)
28 const_string suffix = find_suffix (name);
30 new_s = suffix == NULL ? concat3 (name, ".", default_suffix)