1.\" $OpenBSD: memccpy.3,v 1.6 2000/04/21 15:24:19 aaron Exp $ 2.\" 3.\" Copyright (c) 1990, 1991, 1993 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by the University of 17.\" California, Berkeley and its contributors. 18.\" 4. 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.\" @(#)memccpy.3 8.1 (Berkeley) 6/9/93 35.\" 36.Dd June 9, 1993 37.Dt MEMCCPY 3 38.Os 39.Sh NAME 40.Nm memccpy 41.Nd copy string until character found 42.Sh SYNOPSIS 43.Fd #include <string.h> 44.Ft void * 45.Fn memccpy "void *dst" "const void *src" "int c" "size_t len" 46.Sh DESCRIPTION 47The 48.Fn memccpy 49function copies bytes from string 50.Fa src 51to string 52.Fa dst . 53If the character 54.Fa c 55(as converted to an 56.Li unsigned char ) 57occurs in the string 58.Fa src , 59the copy stops and a pointer to the byte after the copy of 60.Fa c 61in the string 62.Fa dst 63is returned. 64Otherwise, 65.Fa len 66bytes are copied, and a null pointer is returned. 67.Sh SEE ALSO 68.Xr bcopy 3 , 69.Xr memcpy 3 , 70.Xr memmove 3 , 71.Xr strcpy 3 72.Sh HISTORY 73The 74.Fn memccpy 75function first appeared in 76.Bx 4.4 . 77