mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-14 09:01:07 +00:00
46 lines
1.3 KiB
C
46 lines
1.3 KiB
C
/* Copyright (C) 1991-2014 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <string.h>
|
|
|
|
#undef __memccpy
|
|
#undef memccpy
|
|
|
|
/* Copy no more than N bytes of SRC to DEST, stopping when C is found.
|
|
Return the position in DEST one byte past where C was copied, or
|
|
NULL if C was not found in the first N bytes of SRC. */
|
|
void *
|
|
__memccpy (dest, src, c, n)
|
|
void *dest;
|
|
const void *src;
|
|
int c;
|
|
size_t n;
|
|
{
|
|
const char *s = src;
|
|
char *d = dest;
|
|
const char x = c;
|
|
size_t i = n;
|
|
|
|
while (i-- > 0)
|
|
if ((*d++ = *s++) == x)
|
|
return d;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
weak_alias (__memccpy, memccpy)
|