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. 7.\" 8.\" Redistribution and use in source and binary forms, with or without 9.\" modification, are permitted provided that the following conditions 10.\" are met: 11.\" 1. Redistributions of source code must retain the above copyright 12.\" notice, this list of conditions and the following disclaimer. 13.\" 2. Redistributions in binary form must reproduce the above copyright 14.\" notice, this list of conditions and the following disclaimer in the 15.\" documentation and/or other materials provided with the distribution. 16.\" 3. All advertising materials mentioning features or use of this software 17.\" must display the following acknowledgement: 18.\" This product includes software developed by the University of 19.\" California, Berkeley and its contributors. 20.\" 4. Neither the name of the University nor the names of its contributors 21.\" may be used to endorse or promote products derived from this software 22.\" without specific prior written permission. 23.\" 24.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34.\" SUCH DAMAGE. 35.\" 36.\" @(#)strcpy.3 8.1 (Berkeley) 6/4/93 37.\" $FreeBSD$ 38.\" 39.Dd June 4, 1993 40.Dt STRCPY 3 41.Os BSD 4 42.Sh NAME 43.Nm strcpy 44.Nd copy strings 45.Sh SYNOPSIS 46.Fd #include <string.h> 47.Ft char * 48.Fn strcpy "char *dst" "const char *src" 49.Ft char * 50.Fn strncpy "char *dst" "const char *src" "size_t len" 51.Sh DESCRIPTION 52The 53.Fn strcpy 54and 55.Fn strncpy 56functions 57copy the string 58.Fa src 59to 60.Fa dst 61(including the terminating 62.Ql \e0 63character). 64.Pp 65The 66.Fn strncpy 67copies not more than 68.Fa len 69characters into 70.Fa dst , 71appending 72.Ql \e0 73characters if 74.Fa src 75is less than 76.Fa len 77characters long, and 78.Em not 79terminating 80.Fa dst 81if 82.Fa src 83is more than 84.Fa len 85characters long. 86.Sh RETURN VALUES 87The 88.Fn strcpy 89and 90.Fn strncpy 91functions 92return 93.Fa dst . 94.Sh EXAMPLES 95The following sets 96.Dq Li chararray 97to 98.Dq Li abc\e0\e0\e0 : 99.Bd -literal -offset indent 100(void)strncpy(chararray, "abc", 6). 101.Ed 102.Pp 103The following sets 104.Dq Li chararray 105to 106.Dq Li abcdef : 107.Bd -literal -offset indent 108(void)strncpy(chararray, "abcdefgh", 6); 109.Ed 110.Sh SEE ALSO 111.Xr bcopy 3 , 112.Xr memccpy 3 , 113.Xr memcpy 3 , 114.Xr memmove 3 , 115.Xr strlcpy 3 116.Sh STANDARDS 117The 118.Fn strcpy 119and 120.Fn strncpy 121functions 122conform to 123.St -ansiC . 124