1*61d06d6bSBaptiste Daroussin /* $Id: mandoc_aux.c,v 1.11 2018/02/07 20:04:57 schwarze Exp $ */ 2*61d06d6bSBaptiste Daroussin /* 3*61d06d6bSBaptiste Daroussin * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv> 4*61d06d6bSBaptiste Daroussin * Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org> 5*61d06d6bSBaptiste Daroussin * 6*61d06d6bSBaptiste Daroussin * Permission to use, copy, modify, and distribute this software for any 7*61d06d6bSBaptiste Daroussin * purpose with or without fee is hereby granted, provided that the above 8*61d06d6bSBaptiste Daroussin * copyright notice and this permission notice appear in all copies. 9*61d06d6bSBaptiste Daroussin * 10*61d06d6bSBaptiste Daroussin * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES 11*61d06d6bSBaptiste Daroussin * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12*61d06d6bSBaptiste Daroussin * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR 13*61d06d6bSBaptiste Daroussin * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14*61d06d6bSBaptiste Daroussin * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15*61d06d6bSBaptiste Daroussin * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16*61d06d6bSBaptiste Daroussin * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17*61d06d6bSBaptiste Daroussin */ 18*61d06d6bSBaptiste Daroussin #include "config.h" 19*61d06d6bSBaptiste Daroussin 20*61d06d6bSBaptiste Daroussin #include <sys/types.h> 21*61d06d6bSBaptiste Daroussin 22*61d06d6bSBaptiste Daroussin #if HAVE_ERR 23*61d06d6bSBaptiste Daroussin #include <err.h> 24*61d06d6bSBaptiste Daroussin #endif 25*61d06d6bSBaptiste Daroussin #include <stdarg.h> 26*61d06d6bSBaptiste Daroussin #include <stdlib.h> 27*61d06d6bSBaptiste Daroussin #include <stdio.h> 28*61d06d6bSBaptiste Daroussin #include <string.h> 29*61d06d6bSBaptiste Daroussin 30*61d06d6bSBaptiste Daroussin #include "mandoc.h" 31*61d06d6bSBaptiste Daroussin #include "mandoc_aux.h" 32*61d06d6bSBaptiste Daroussin 33*61d06d6bSBaptiste Daroussin 34*61d06d6bSBaptiste Daroussin int 35*61d06d6bSBaptiste Daroussin mandoc_asprintf(char **dest, const char *fmt, ...) 36*61d06d6bSBaptiste Daroussin { 37*61d06d6bSBaptiste Daroussin va_list ap; 38*61d06d6bSBaptiste Daroussin int ret; 39*61d06d6bSBaptiste Daroussin 40*61d06d6bSBaptiste Daroussin va_start(ap, fmt); 41*61d06d6bSBaptiste Daroussin ret = vasprintf(dest, fmt, ap); 42*61d06d6bSBaptiste Daroussin va_end(ap); 43*61d06d6bSBaptiste Daroussin 44*61d06d6bSBaptiste Daroussin if (ret == -1) 45*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 46*61d06d6bSBaptiste Daroussin return ret; 47*61d06d6bSBaptiste Daroussin } 48*61d06d6bSBaptiste Daroussin 49*61d06d6bSBaptiste Daroussin void * 50*61d06d6bSBaptiste Daroussin mandoc_calloc(size_t num, size_t size) 51*61d06d6bSBaptiste Daroussin { 52*61d06d6bSBaptiste Daroussin void *ptr; 53*61d06d6bSBaptiste Daroussin 54*61d06d6bSBaptiste Daroussin ptr = calloc(num, size); 55*61d06d6bSBaptiste Daroussin if (ptr == NULL) 56*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 57*61d06d6bSBaptiste Daroussin return ptr; 58*61d06d6bSBaptiste Daroussin } 59*61d06d6bSBaptiste Daroussin 60*61d06d6bSBaptiste Daroussin void * 61*61d06d6bSBaptiste Daroussin mandoc_malloc(size_t size) 62*61d06d6bSBaptiste Daroussin { 63*61d06d6bSBaptiste Daroussin void *ptr; 64*61d06d6bSBaptiste Daroussin 65*61d06d6bSBaptiste Daroussin ptr = malloc(size); 66*61d06d6bSBaptiste Daroussin if (ptr == NULL) 67*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 68*61d06d6bSBaptiste Daroussin return ptr; 69*61d06d6bSBaptiste Daroussin } 70*61d06d6bSBaptiste Daroussin 71*61d06d6bSBaptiste Daroussin void * 72*61d06d6bSBaptiste Daroussin mandoc_realloc(void *ptr, size_t size) 73*61d06d6bSBaptiste Daroussin { 74*61d06d6bSBaptiste Daroussin ptr = realloc(ptr, size); 75*61d06d6bSBaptiste Daroussin if (ptr == NULL) 76*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 77*61d06d6bSBaptiste Daroussin return ptr; 78*61d06d6bSBaptiste Daroussin } 79*61d06d6bSBaptiste Daroussin 80*61d06d6bSBaptiste Daroussin void * 81*61d06d6bSBaptiste Daroussin mandoc_reallocarray(void *ptr, size_t num, size_t size) 82*61d06d6bSBaptiste Daroussin { 83*61d06d6bSBaptiste Daroussin ptr = reallocarray(ptr, num, size); 84*61d06d6bSBaptiste Daroussin if (ptr == NULL) 85*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 86*61d06d6bSBaptiste Daroussin return ptr; 87*61d06d6bSBaptiste Daroussin } 88*61d06d6bSBaptiste Daroussin 89*61d06d6bSBaptiste Daroussin void * 90*61d06d6bSBaptiste Daroussin mandoc_recallocarray(void *ptr, size_t oldnum, size_t num, size_t size) 91*61d06d6bSBaptiste Daroussin { 92*61d06d6bSBaptiste Daroussin ptr = recallocarray(ptr, oldnum, num, size); 93*61d06d6bSBaptiste Daroussin if (ptr == NULL) 94*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 95*61d06d6bSBaptiste Daroussin return ptr; 96*61d06d6bSBaptiste Daroussin } 97*61d06d6bSBaptiste Daroussin 98*61d06d6bSBaptiste Daroussin char * 99*61d06d6bSBaptiste Daroussin mandoc_strdup(const char *ptr) 100*61d06d6bSBaptiste Daroussin { 101*61d06d6bSBaptiste Daroussin char *p; 102*61d06d6bSBaptiste Daroussin 103*61d06d6bSBaptiste Daroussin p = strdup(ptr); 104*61d06d6bSBaptiste Daroussin if (p == NULL) 105*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 106*61d06d6bSBaptiste Daroussin return p; 107*61d06d6bSBaptiste Daroussin } 108*61d06d6bSBaptiste Daroussin 109*61d06d6bSBaptiste Daroussin char * 110*61d06d6bSBaptiste Daroussin mandoc_strndup(const char *ptr, size_t sz) 111*61d06d6bSBaptiste Daroussin { 112*61d06d6bSBaptiste Daroussin char *p; 113*61d06d6bSBaptiste Daroussin 114*61d06d6bSBaptiste Daroussin p = strndup(ptr, sz); 115*61d06d6bSBaptiste Daroussin if (p == NULL) 116*61d06d6bSBaptiste Daroussin err((int)MANDOCLEVEL_SYSERR, NULL); 117*61d06d6bSBaptiste Daroussin return p; 118*61d06d6bSBaptiste Daroussin } 119