1/* $NetBSD: xwrapper.c,v 1.3 2021/04/10 19:49:59 nia Exp $ */ 2 3/*- 4 * Copyright (c) 2008 Joerg Sonnenberger <joerg@NetBSD.org>. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in 15 * the documentation and/or other materials provided with the 16 * distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 21 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 22 * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 24 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 27 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 28 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32#if HAVE_CONFIG_H 33#include "config.h" 34#endif 35#include <nbcompat.h> 36#if HAVE_SYS_CDEFS_H 37#include <sys/cdefs.h> 38#endif 39__RCSID("$NetBSD: xwrapper.c,v 1.3 2021/04/10 19:49:59 nia Exp $"); 40 41#if HAVE_ERR_H 42#include <err.h> 43#endif 44#include <stdarg.h> 45#include <stdio.h> 46#include <stdlib.h> 47#include <string.h> 48 49#include "lib.h" 50 51char * 52xasprintf(const char *fmt, ...) 53{ 54 va_list ap; 55 char *buf; 56 57 va_start(ap, fmt); 58 if (vasprintf(&buf, fmt, ap) == -1) 59 err(1, "asprintf failed"); 60 va_end(ap); 61 return buf; 62} 63 64void * 65xmalloc(size_t len) 66{ 67 void *ptr; 68 69 if ((ptr = malloc(len)) == NULL) 70 err(1, "malloc failed"); 71 return ptr; 72} 73 74void * 75xcalloc(size_t len, size_t n) 76{ 77 void *ptr; 78 79 if ((ptr = calloc(len, n)) == NULL) 80 err(1, "calloc failed"); 81 return ptr; 82} 83 84void * 85xrealloc(void *buf, size_t len) 86{ 87 void *ptr; 88 89 if ((ptr = realloc(buf, len)) == NULL) 90 err(1, "realloc failed"); 91 return ptr; 92} 93 94char * 95xstrdup(const char *str) 96{ 97 char *buf; 98 99 if ((buf = strdup(str)) == NULL) 100 err(1, "strdup failed"); 101 return buf; 102} 103