mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-10 15:20:10 +00:00
0bd537d8e0
1999-08-15 Ulrich Drepper <drepper@cygnus.com> * wcsmbs/wcsnlen.c: Correct decrement maxlen. * wcsmbs/Makefile (tests): Add tst-wcsnlen. * wcsmbs/tst-wcsnlen.c: New file.
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/* Copyright (C) 1998, 1999 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
|
|
|
|
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.
|
|
|
|
The GNU C Library 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.
|
|
|
|
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. */
|
|
|
|
#include <wchar.h>
|
|
|
|
|
|
/* Copy SRC to DEST. */
|
|
size_t
|
|
__wcsnlen (s, maxlen)
|
|
const wchar_t *s;
|
|
size_t maxlen;
|
|
{
|
|
size_t len = 0;
|
|
|
|
while (s[len] != L'\0' && maxlen > 0)
|
|
{
|
|
if (s[++len] == L'\0' || --maxlen == 0)
|
|
return len;
|
|
if (s[++len] == L'\0' || --maxlen == 0)
|
|
return len;
|
|
if (s[++len] == L'\0' || --maxlen == 0)
|
|
return len;
|
|
++len;
|
|
--maxlen;
|
|
}
|
|
|
|
return len;
|
|
}
|
|
weak_alias (__wcsnlen, wcsnlen)
|