2N/A/*
2N/A * CDDL HEADER START
2N/A *
2N/A * The contents of this file are subject to the terms of the
2N/A * Common Development and Distribution License (the "License").
2N/A * You may not use this file except in compliance with the License.
2N/A *
2N/A * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
2N/A * or http://www.opensolaris.org/os/licensing.
2N/A * See the License for the specific language governing permissions
2N/A * and limitations under the License.
2N/A *
2N/A * When distributing Covered Code, include this CDDL HEADER in each
2N/A * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
2N/A * If applicable, add the following below this CDDL HEADER, with the
2N/A * fields enclosed by brackets "[]" replaced with your own identifying
2N/A * information: Portions Copyright [yyyy] [name of copyright owner]
2N/A *
2N/A * CDDL HEADER END
2N/A */
2N/A
2N/A/*
2N/A * Copyright (c) 1988, 2011, Oracle and/or its affiliates. All rights reserved.
2N/A */
2N/A
2N/A/* Copyright (c) 1988 AT&T */
2N/A/* All Rights Reserved */
2N/A
2N/A#include "lint.h"
2N/A#include <string.h>
2N/A#include <sys/types.h>
2N/A
2N/A/*
2N/A * Concatenate s2 on the end of s1. S1's space must be large enough.
2N/A * At most n characters are moved.
2N/A * Return s1.
2N/A */
2N/Achar *
2N/Astrncat(char *s1, const char *s2, size_t n)
2N/A{
2N/A char *os1 = s1;
2N/A
2N/A if (n == 0 || s2 == NULL) {
2N/A return (os1);
2N/A }
2N/A n++;
2N/A while (*s1++)
2N/A ;
2N/A --s1;
2N/A while (*s1++ = *s2++)
2N/A if (--n == 0) {
2N/A s1[-1] = '\0';
2N/A break;
2N/A }
2N/A return (os1);
2N/A}