X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Fmemcpy.c;h=09fb55d218c6bc4027d213849d96f9929398a6f8;hb=08eec9e63413ba993c002d329912a434038fdf7d;hp=437f622b29b5f8d6cbbee36a607798ef820e56bc;hpb=e454da5604d452deedf8dc8254c6c9a336c1f14d;p=gnulib.git diff --git a/lib/memcpy.c b/lib/memcpy.c index 437f622b2..09fb55d21 100644 --- a/lib/memcpy.c +++ b/lib/memcpy.c @@ -1,20 +1,38 @@ -/* Copy LEN bytes starting at SRCADDR to DESTADDR. Result undefined - if the source overlaps with the destination. - Return DESTADDR. */ +/* 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. */ -#ifdef HAVE_CONFIG_H +/* Written by Jim Meyering . */ + +#if HAVE_CONFIG_H # include #endif -char * -memcpy (destaddr, srcaddr, len) - char *destaddr; - const char *srcaddr; - int len; +#include + +/* 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) - *destaddr++ = *srcaddr++; - return dest; + *dest++ = *src++; + return destaddr; }