1.\" $OpenBSD: strcpy.3,v 1.20 2013/12/19 20:52:37 millert Exp $ 2.\" 3.\" Copyright (c) 1990, 1991 The Regents of the University of California. 4.\" All rights reserved. 5.\" 6.\" This code is derived from software contributed to Berkeley by 7.\" Chris Torek and the American National Standards Committee X3, 8.\" on Information Processing Systems. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 3. Neither the name of the University nor the names of its contributors 19.\" may be used to endorse or promote products derived from this software 20.\" without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.Dd $Mdocdate: December 19 2013 $ 35.Dt STRCPY 3 36.Os 37.Sh NAME 38.Nm strcpy 39.Nd copy a string 40.Sh SYNOPSIS 41.In string.h 42.Ft char * 43.Fn strcpy "char *dst" "const char *src" 44.Sh DESCRIPTION 45The 46.Fn strcpy 47function copies the string 48.Fa src 49to 50.Fa dst 51(including the terminating 52.Ql \e0 53character). 54The string 55.Fa dst 56must be at least as large as 57.Fa src 58to hold the result. 59.Pp 60If the 61.Fa src 62and 63.Fa dst 64strings overlap, the behavior is undefined. 65.Sh RETURN VALUES 66The 67.Fn strcpy 68function returns 69.Fa dst . 70.Sh SEE ALSO 71.Xr bcopy 3 , 72.Xr memccpy 3 , 73.Xr memcpy 3 , 74.Xr memmove 3 , 75.Xr strcat 3 , 76.Xr strlcpy 3 , 77.Xr strncpy 3 , 78.Xr wcscpy 3 , 79.Xr wcslcpy 3 80.Sh STANDARDS 81The 82.Fn strcpy 83and 84.Fn strncpy 85functions conform to 86.St -ansiC . 87.Sh HISTORY 88The 89.Fn strcpy 90function first appeared in the Programmer's Workbench (PWB/UNIX) 91and was ported to 92.At v7 . 93