1/* Substring test for UTF-8/UTF-16/UTF-32 strings.
2   Copyright (C) 2002, 2006, 2009-2010 Free Software Foundation, Inc.
3   Written by Bruno Haible <bruno@clisp.org>, 2002.
4
5   This program is free software: you can redistribute it and/or modify it
6   under the terms of the GNU Lesser General Public License as published
7   by the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program 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.
14
15   You should have received a copy of the GNU Lesser General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18bool
19FUNC (const UNIT *str, const UNIT *prefix)
20{
21  for (;;)
22    {
23      UNIT uc1 = *str++;
24      UNIT uc2 = *prefix++;
25      if (uc2 == 0)
26        return true;
27      if (uc1 != uc2)
28        return false;
29    }
30}
31