.\"	$OpenBSD: stpcpy.3,v 1.3 2013/06/05 03:39:23 tedu Exp $
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.\" This code is derived from software contributed to Berkeley by
.\" Chris Torek and the American National Standards Committee X3,
.\" on Information Processing Systems.
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.Dd $Mdocdate: June 5 2013 $
.Dt STPCPY 3
.Os
.Sh NAME
.Nm stpcpy ,
.Nm stpncpy
.Nd copy strings
.Sh SYNOPSIS
.In 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 strlcpy 3 ,
.Xr strncpy 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 .