17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7257d1b4Sraf * Common Development and Distribution License (the "License"). 6*7257d1b4Sraf * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*7257d1b4Sraf 227c478bd9Sstevel@tonic-gate /* 23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate /* Copyright (c) 1986 AT&T */ 287c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 297c478bd9Sstevel@tonic-gate 30*7257d1b4Sraf #pragma ident "%Z%%M% %I% %E% SMI" 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate /* 337c478bd9Sstevel@tonic-gate * Concatenate s2 on the end of s1. S1's space must be large enough. 347c478bd9Sstevel@tonic-gate * At most n characters are moved. 357c478bd9Sstevel@tonic-gate * return s1. 367c478bd9Sstevel@tonic-gate */ 377c478bd9Sstevel@tonic-gate 38*7257d1b4Sraf #pragma weak _wcsncat = wcsncat 39*7257d1b4Sraf #pragma weak _wsncat = wsncat 407c478bd9Sstevel@tonic-gate 417c478bd9Sstevel@tonic-gate #include "lint.h" 427c478bd9Sstevel@tonic-gate #include <stdlib.h> 437c478bd9Sstevel@tonic-gate #include <wchar.h> 447c478bd9Sstevel@tonic-gate 457c478bd9Sstevel@tonic-gate wchar_t * 46*7257d1b4Sraf wcsncat(wchar_t *s1, const wchar_t *s2, size_t n) 477c478bd9Sstevel@tonic-gate { 487c478bd9Sstevel@tonic-gate wchar_t *os1 = s1; 497c478bd9Sstevel@tonic-gate 507c478bd9Sstevel@tonic-gate while (*s1++) /* find end of s1 */ 517c478bd9Sstevel@tonic-gate ; 527c478bd9Sstevel@tonic-gate ++n; 537c478bd9Sstevel@tonic-gate --s1; 547c478bd9Sstevel@tonic-gate while (*s1++ = *s2++) /* copy s2 to s1 */ 557c478bd9Sstevel@tonic-gate if (--n == 0) { /* at most n chars */ 567c478bd9Sstevel@tonic-gate *--s1 = 0; 577c478bd9Sstevel@tonic-gate break; 587c478bd9Sstevel@tonic-gate } 597c478bd9Sstevel@tonic-gate return (os1); 607c478bd9Sstevel@tonic-gate } 617c478bd9Sstevel@tonic-gate 627c478bd9Sstevel@tonic-gate wchar_t * 63*7257d1b4Sraf wsncat(wchar_t *s1, const wchar_t *s2, size_t n) 647c478bd9Sstevel@tonic-gate { 65*7257d1b4Sraf return (wcsncat(s1, s2, n)); 667c478bd9Sstevel@tonic-gate } 67