coreutils/lib/memcpy.c
2005-09-22 06:05:39 +00:00

39 lines
1.2 KiB
C

/* Copyright (C) 1995, 1997, 2000, 2003 Free Software Foundation, Inc.
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.
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 General Public License for more details.
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. */
/* Written by Jim Meyering <meyering@na-net.ornl.gov>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <stddef.h>
/* Copy LEN bytes starting at SRCADDR to DESTADDR. Result undefined
if the source overlaps with the destination.
Return DESTADDR. */
void *
memcpy (void *destaddr, void const *srcaddr, size_t len)
{
char *dest = destaddr;
char const *src = srcaddr;
while (len-- > 0)
*dest++ = *src++;
return destaddr;
}