estrdup.c revision 178825
11901Swollman/* 21901Swollman * Copyright (c) 1999 - 2001 Kungliga Tekniska H�gskolan 31901Swollman * (Royal Institute of Technology, Stockholm, Sweden). 41901Swollman * All rights reserved. 51901Swollman * 61901Swollman * Redistribution and use in source and binary forms, with or without 71901Swollman * modification, are permitted provided that the following conditions 88870Srgrimes * are met: 91901Swollman * 101901Swollman * 1. Redistributions of source code must retain the above copyright 111901Swollman * notice, this list of conditions and the following disclaimer. 128870Srgrimes * 131901Swollman * 2. Redistributions in binary form must reproduce the above copyright 141901Swollman * notice, this list of conditions and the following disclaimer in the 151901Swollman * documentation and/or other materials provided with the distribution. 168870Srgrimes * 171901Swollman * 3. Neither the name of the Institute nor the names of its contributors 181901Swollman * may be used to endorse or promote products derived from this software 191901Swollman * without specific prior written permission. 208870Srgrimes * 211901Swollman * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 221901Swollman * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 231901Swollman * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 248870Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 251901Swollman * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 261901Swollman * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 271901Swollman * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 281901Swollman * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 291901Swollman * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 301901Swollman * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 311901Swollman * SUCH DAMAGE. 321901Swollman */ 3350476Speter 341901Swollman#ifdef HAVE_CONFIG_H 351901Swollman#include <config.h> 367616SwpaulRCSID("$Id: estrdup.c 21005 2007-06-08 01:54:35Z lha $"); 3716283Sjraynard#endif 387616Swpaul 391901Swollman#include <stdlib.h> 401901Swollman#include <err.h> 411901Swollman 421901Swollman#include "roken.h" 4321103Speter 4421103Speter/* 4521103Speter * Like strdup but never fails. 4621103Speter */ 4721103Speter 4871579Sdeischenchar * ROKEN_LIB_FUNCTION 4921103Speterestrdup (const char *str) 5021085Speter{ 5121103Speter char *tmp = strdup (str); 521901Swollman 531901Swollman if (tmp == NULL) 548870Srgrimes errx (1, "strdup failed"); 5521103Speter return tmp; 561901Swollman} 5721103Speter