1 /*- 2 * Copyright (C) 2009 Gabor Kovesdan <gabor@FreeBSD.org> 3 * Copyright (C) 2012 Oleg Moskalenko <mom040267@gmail.com> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __FBSDID("$FreeBSD$"); 30 31 #include <err.h> 32 #include <stdint.h> 33 #include <stdlib.h> 34 #include <string.h> 35 36 #include "mem.h" 37 38 /* 39 * malloc() wrapper. 40 */ 41 void * 42 sort_malloc(size_t size) 43 { 44 void *ptr; 45 46 if ((ptr = malloc(size)) == NULL) 47 err(2, NULL); 48 return (ptr); 49 } 50 51 /* 52 * free() wrapper. 53 */ 54 void 55 sort_free(const void *ptr) 56 { 57 58 if (ptr) 59 free(__DECONST(void *, ptr)); 60 } 61 62 /* 63 * realloc() wrapper. 64 */ 65 void * 66 sort_realloc(void *ptr, size_t size) 67 { 68 69 if ((ptr = realloc(ptr, size)) == NULL) 70 err(2, NULL); 71 return (ptr); 72 } 73 74 char * 75 sort_strdup(const char *str) 76 { 77 char *dup; 78 79 if ((dup = strdup(str)) == NULL) 80 err(2, NULL); 81 return (dup); 82 } 83