Annotation of src/usr.bin/mandoc/mandoc_aux.c, Revision 1.2
1.2 ! schwarze 1: /* $Id: mandoc_aux.c,v 1.1 2014/03/21 22:17:01 schwarze Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
1.2 ! schwarze 4: * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18: #include <sys/types.h>
19:
1.2 ! schwarze 20: #include <stdarg.h>
1.1 schwarze 21: #include <stdlib.h>
22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
26: #include "mandoc_aux.h"
1.2 ! schwarze 27:
! 28: int
! 29: mandoc_asprintf(char **dest, const char *fmt, ...)
! 30: {
! 31: va_list ap;
! 32: int ret;
! 33:
! 34: va_start(ap, fmt);
! 35: ret = vasprintf(dest, fmt, ap);
! 36: va_end(ap);
! 37:
! 38: if (-1 == ret) {
! 39: perror(NULL);
! 40: exit((int)MANDOCLEVEL_SYSERR);
! 41: }
! 42: return(ret);
! 43: }
1.1 schwarze 44:
45: void *
46: mandoc_calloc(size_t num, size_t size)
47: {
48: void *ptr;
49:
50: ptr = calloc(num, size);
51: if (NULL == ptr) {
52: perror(NULL);
53: exit((int)MANDOCLEVEL_SYSERR);
54: }
55: return(ptr);
56: }
57:
58: void *
59: mandoc_malloc(size_t size)
60: {
61: void *ptr;
62:
63: ptr = malloc(size);
64: if (NULL == ptr) {
65: perror(NULL);
66: exit((int)MANDOCLEVEL_SYSERR);
67: }
68: return(ptr);
69: }
70:
71: void *
72: mandoc_realloc(void *ptr, size_t size)
73: {
74:
75: ptr = realloc(ptr, size);
76: if (NULL == ptr) {
77: perror(NULL);
78: exit((int)MANDOCLEVEL_SYSERR);
79: }
80: return(ptr);
81: }
82:
83: char *
84: mandoc_strdup(const char *ptr)
85: {
86: char *p;
87:
88: p = strdup(ptr);
89: if (NULL == p) {
90: perror(NULL);
91: exit((int)MANDOCLEVEL_SYSERR);
92: }
93: return(p);
94: }
95:
96: char *
97: mandoc_strndup(const char *ptr, size_t sz)
98: {
99: char *p;
100:
101: p = mandoc_malloc(sz + 1);
102: memcpy(p, ptr, sz);
103: p[(int)sz] = '\0';
104: return(p);
105: }