comparison lib/strnlen.c @ 265:68fbca173508 2.6

Added generated files for release
author lost
date Tue, 22 Dec 2009 05:31:23 +0000
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264:61d1db1dfe2a 265:68fbca173508
1 /* Find the length of STRING, but scan at most MAXLEN characters.
2 Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
3 Written by Simon Josefsson.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 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
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19 #include <config.h>
20
21 #include <string.h>
22
23 /* Find the length of STRING, but scan at most MAXLEN characters.
24 If no '\0' terminator is found in that many characters, return MAXLEN. */
25
26 size_t
27 strnlen (const char *string, size_t maxlen)
28 {
29 const char *end = memchr (string, '\0', maxlen);
30 return end ? (size_t) (end - string) : maxlen;
31 }