strnlen.c

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00001 ///
00002 /// \file       strnlen.c
00003 ///             Implementation of strnlen() call, for systems that
00004 ///             don't have GNU.
00005 ///
00006 
00007 /*
00008     Copyright (C) 2007-2012, Net Direct Inc. (http://www.netdirect.ca/)
00009 
00010     This program is free software; you can redistribute it and/or modify
00011     it under the terms of the GNU General Public License as published by
00012     the Free Software Foundation; either version 2 of the License, or
00013     (at your option) any later version.
00014 
00015     This program is distributed in the hope that it will be useful,
00016     but WITHOUT ANY WARRANTY; without even the implied warranty of
00017     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
00018 
00019     See the GNU General Public License in the COPYING file at the
00020     root directory of this project for more details.
00021 */
00022 
00023 #include "strnlen.h"
00024 
00025 size_t barry_strnlen(const char *s, size_t maxlen)
00026 {
00027         size_t len = 0;
00028         while( len < maxlen && s[len] )
00029                 len++;
00030         return len;
00031 }
00032