Merge from vendor branch LIBARCHIVE:
[dragonfly.git] / lib / libc / string / memmove.3
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1.\" Copyright (c) 1990, 1991, 1993
2.\" The Regents of the University of California. All rights reserved.
3.\"
4.\" This code is derived from software contributed to Berkeley by
5.\" Chris Torek and the American National Standards Committee X3,
6.\" on Information Processing Systems.
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35.\"
36.\" @(#)memmove.3 8.1 (Berkeley) 6/4/93
37.\" $FreeBSD: src/lib/libc/string/memmove.3,v 1.3.2.3 2001/12/14 18:33:59 ru Exp $
38.\" $DragonFly: src/lib/libc/string/memmove.3,v 1.2 2003/06/17 04:26:46 dillon Exp $
39.\"
40.Dd June 4, 1993
41.Dt MEMMOVE 3
42.Os
43.Sh NAME
44.Nm memmove
45.Nd copy byte string
46.Sh LIBRARY
47.Lb libc
48.Sh SYNOPSIS
49.In string.h
50.Ft void *
51.Fn memmove "void *dst" "const void *src" "size_t len"
52.Sh DESCRIPTION
53The
54.Fn memmove
55function
56copies
57.Fa len
58bytes from string
59.Fa src
60to string
61.Fa dst .
62The two strings may overlap;
63the copy is always done in a non-destructive manner.
64.Sh RETURN VALUES
65The
66.Fn memmove
67function returns the original value of
68.Fa dst .
69.Sh SEE ALSO
70.Xr bcopy 3 ,
71.Xr memccpy 3 ,
72.Xr memcpy 3 ,
73.Xr strcpy 3
74.Sh STANDARDS
75The
76.Fn memmove
77function
78conforms to
79.St -isoC .