xref: /openbsd/gnu/usr.bin/cvs/lib/memmove.c (revision 264ca280)
1 /* memmove -- copy memory regions of arbitary length
2    Copyright (C) 1991 Free Software Foundation, Inc.
3 
4 This file is part of the libiberty library.
5 Libiberty is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9 
10 Libiberty is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 Library General Public License for more details.
14 
15 */
16 
17 
18 /*
19 
20 NAME
21 
22 	memmove -- copy memory regions of arbitary length
23 
24 SYNOPSIS
25 
26 	void memmove (void *out, const void *in, size_t n);
27 
28 DESCRIPTION
29 
30 	Copy LENGTH bytes from memory region pointed to by IN to memory
31 	region pointed to by OUT.
32 
33 	Regions can be overlapping.
34 */
35 
36 #ifdef HAVE_CONFIG_H
37 #include "config.h"
38 #endif
39 
40 #ifdef __STDC__
41 #include <stddef.h>
42 #else
43 #define size_t unsigned long
44 #endif
45 
46 void *
47 memmove (out, in, length)
48      void *out;
49      const void* in;
50      size_t length;
51 {
52     bcopy(in, out, length);
53     return out;
54 }
55