1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (C) 2009 Gabor Kovesdan <gabor@FreeBSD.org> 5 * Copyright (C) 2012 Oleg Moskalenko <mom040267@gmail.com> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 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 the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #include <sys/cdefs.h> 31 #include <err.h> 32 #include <stdlib.h> 33 #include <string.h> 34 35 #include "mem.h" 36 37 void* 38 sort_calloc(size_t nb, size_t size) 39 { 40 void *ptr; 41 42 if ((ptr = calloc(nb, size)) == NULL) 43 err(2, NULL); 44 return (ptr); 45 } 46 47 /* 48 * malloc() wrapper. 49 */ 50 void * 51 sort_malloc(size_t size) 52 { 53 void *ptr; 54 55 if ((ptr = malloc(size)) == NULL) 56 err(2, NULL); 57 return (ptr); 58 } 59 60 /* 61 * free() wrapper. 62 */ 63 void 64 sort_free(const void *ptr) 65 { 66 67 if (ptr) 68 free(__DECONST(void *, ptr)); 69 } 70 71 /* 72 * realloc() wrapper. 73 */ 74 void * 75 sort_realloc(void *ptr, size_t size) 76 { 77 78 if ((ptr = realloc(ptr, size)) == NULL) 79 err(2, NULL); 80 return (ptr); 81 } 82 83 char * 84 sort_strdup(const char *str) 85 { 86 char *dup; 87 88 if ((dup = strdup(str)) == NULL) 89 err(2, NULL); 90 return (dup); 91 } 92