/* Find the length of STRING, but scan at most MAXLEN characters.
- Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
+ Copyright (C) 2005, 2006, 2007, 2009, 2010 Free Software Foundation, Inc.
+ Written by Simon Josefsson.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
+ 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 2, or (at your option)
+ any later version.
- The GNU C Library is distributed in the hope that it will be useful,
+ 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
- Library General Public License for more details.
+ 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 Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If not,
- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-#include <string.h>
-
-#ifndef HAVE_DECL_MEMCHR
-"this configure-time declaration test was not run"
-#endif
-#if !HAVE_DECL_MEMCHR
-char *memchr ();
-#endif
+#include <config.h>
-#undef __strnlen
-#undef strnlen
-
-#ifndef weak_alias
-# define __strnlen strnlen
-#endif
+#include <string.h>
/* Find the length of STRING, but scan at most MAXLEN characters.
If no '\0' terminator is found in that many characters, return MAXLEN. */
size_t
-__strnlen (const char *string, size_t maxlen)
+strnlen (const char *string, size_t maxlen)
{
const char *end = memchr (string, '\0', maxlen);
- return end ? end - string : maxlen;
+ return end ? (size_t) (end - string) : maxlen;
}
-#ifdef weak_alias
-weak_alias (__strnlen, strnlen)
-#endif