cat.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.3 */
/*
NAME
cat - concatenate two strings
SYNOPSIS
void cat(char *to, char *from1, char *from2)
DESCRIPTION
cat() concatenates "from1" and "from2" to "to"
to -> destination string
from1 -> source string
from2 -> source string
*/
#include "mail.h"
void
cat(to, from1, from2)
register char *to, *from1, *from2;
{
for (; *from1;) *to++ = *from1++;
for (; *from2;) *to++ = *from2++;
*to = '\0';
}