1/* Compare two memory areas with possibly different lengths.
2   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
3
4   This program is free software: you can redistribute it and/or modify it
5   under the terms of the GNU Lesser General Public License as published
6   by the Free Software Foundation; either version 3 of the License, or
7   (at your option) any later version.
8
9   This program is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public License
15   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
16
17#include <config.h>
18
19/* Specification.  */
20#include "memcmp2.h"
21
22#include <string.h>
23
24int
25memcmp2 (const char *s1, size_t n1, const char *s2, size_t n2)
26{
27  int cmp = memcmp (s1, s2, n1 <= n2 ? n1 : n2);
28  if (cmp == 0)
29    {
30      if (n1 < n2)
31        cmp = -1;
32      else if (n1 > n2)
33        cmp = 1;
34    }
35  return cmp;
36}
37