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.\" $OpenBSD: stpcpy.3,v 1.1 2012/01/17 02:48:01 guenther Exp $
.\"
.\" Copyright (c) 1990, 1991 The Regents of the University of California.
.\" All rights reserved.
.\"
.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek and the American National Standards Committee X3,
.\" on Information Processing Systems.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\" 3. Neither the name of the University nor the names of its contributors
.\" may be used to endorse or promote products derived from this software
.\" without specific prior written permission.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
.\" SUCH DAMAGE.
.\"
.Dd $Mdocdate: January 17 2012 $
.Dt STPCPY 3
.Os
.Sh NAME
.Nm stpcpy ,
.Nm stpncpy
.Nd copy strings
.Sh SYNOPSIS
.Fd #include <string.h>
.Ft char *
.Fn stpcpy "char *dst" "const char *src"
.Ft char *
.Fn stpncpy "char *dst" "const char *src" "size_t len"
.Sh DESCRIPTION
The
.Fn stpcpy
and
.Fn stpncpy
functions copy the string
.Fa src
to
.Fa dst
(including the terminating
.Ql \e0
character).
.Pp
The
.Fn stpncpy
function copies not more than
.Fa len
characters into
.Fa dst ,
appending
.Ql \e0
characters if
.Fa src
is less than
.Fa len
characters long, and
.Em not
terminating
.Fa dst
if the length of
.Fa src
is greater than or equal to
.Fa len .
.Sh RETURN VALUES
The
.Fn stpcpy
function returns a pointer to the terminating
.Ql \e0
character written into
.Fa dst .
.Pp
The
.Fn stpncpy
function returns a pointer to the first
.Ql \e0
character written into
.Fa dst ,
or to
.Fa &dst[len]
if the length of
.Fa src
is greater than or equal to
.Fa len .
.Sh SEE ALSO
.Xr strcpy 3 ,
.Xr strncpy 3 ,
.Xr strlcpy 3 ,
.Sh STANDARDS
The
.Fn stpcpy
and
.Fn stpncpy
functions conform to
.St -p1003.1-2008 .
.Sh HISTORY
The
.Fn stpcpy
and
.Fn stpncpy
functions first appeared in
.Ox 5.1 .
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