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/*
# find-suffix.c: return the stuff after a dot.
#
# Copyright (C) 1992, 1993, 2011 Free Software Foundation, Inc.
#
# This program 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.
#
# This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
#
*/
#include "config.h"
#include "c-pathch.h"
/* Return pointer to first character after `.' in last directory element
of NAME. If the name is `foo' or `/foo.bar/baz', we have no extension. */
string
find_suffix P1C(const_string, name)
{
const_string slash_pos;
string dot_pos = strrchr (name, '.');
if (dot_pos == NULL)
return NULL;
for (slash_pos = name + strlen (name);
slash_pos > dot_pos && !((*slash_pos) == '/' || (*slash_pos) == '\\');
slash_pos--);
return slash_pos > dot_pos ? NULL : dot_pos + 1;
}
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