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[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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9.\" modification, are permitted provided that the following conditions
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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.\"
39.Dd June 4, 1993
40.Dt MEMMOVE 3
41.Os
42.Sh NAME
43.Nm memmove
44.Nd copy byte string
45.Sh LIBRARY
46.Lb libc
47.Sh SYNOPSIS
48.In string.h
49.Ft void *
50.Fn memmove "void *dst" "const void *src" "size_t len"
51.Sh DESCRIPTION
52The
53.Fn memmove
54function
55copies
56.Fa len
57bytes from string
58.Fa src
59to string
60.Fa dst .
61The two strings may overlap;
62the copy is always done in a non-destructive manner.
63.Sh RETURN VALUES
64The
65.Fn memmove
66function returns the original value of
67.Fa dst .
68.Sh SEE ALSO
69.Xr bcopy 3 ,
70.Xr memccpy 3 ,
71.Xr memcpy 3 ,
72.Xr strcpy 3
73.Sh STANDARDS
74The
75.Fn memmove
76function
77conforms to
78.St -isoC .