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[official-gcc.git] / libiberty / mempcpy.c
blobbeda7dfc982cb658ea7f2884a7c940318fd90eda
1 /* Implement the mempcpy function.
2 Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
3 Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>.
5 This file is part of the libiberty library.
6 Libiberty is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Library General Public
8 License as published by the Free Software Foundation; either
9 version 2 of the License, or (at your option) any later version.
11 Libiberty is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Library General Public License for more details.
16 You should have received a copy of the GNU Library General Public
17 License along with libiberty; see the file COPYING.LIB. If
18 not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
19 Boston, MA 02110-1301, USA. */
23 @deftypefn Supplemental void* mempcpy (void *@var{out}, const void *@var{in}, size_t @var{length})
25 Copies @var{length} bytes from memory region @var{in} to region
26 @var{out}. Returns a pointer to @var{out} + @var{length}.
28 @end deftypefn
32 #include <ansidecl.h>
33 #include <stddef.h>
35 extern PTR memcpy (PTR, const PTR, size_t);
37 PTR
38 mempcpy (PTR dst, const PTR src, size_t len)
40 return (char *) memcpy (dst, src, len) + len;