Annotation of mandoc/mandoc_aux.c, Revision 1.6
1.6 ! schwarze 1: /* $Id: mandoc_aux.c,v 1.5 2015/10/06 18:32:19 schwarze Exp $ */
1.1 schwarze 2: /*
3: * Copyright (c) 2009, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4: * Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
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: */
1.3 schwarze 18: #include "config.h"
19:
1.1 schwarze 20: #include <sys/types.h>
21:
1.6 ! schwarze 22: #include <err.h>
1.1 schwarze 23: #include <stdarg.h>
24: #include <stdlib.h>
25: #include <stdio.h>
26: #include <string.h>
27:
28: #include "mandoc.h"
29: #include "mandoc_aux.h"
30:
1.6 ! schwarze 31: #if !HAVE_PROGNAME
! 32: const char *mandoc_progname;
! 33: #endif
! 34:
1.1 schwarze 35: int
36: mandoc_asprintf(char **dest, const char *fmt, ...)
37: {
38: va_list ap;
39: int ret;
40:
41: va_start(ap, fmt);
42: ret = vasprintf(dest, fmt, ap);
43: va_end(ap);
44:
1.6 ! schwarze 45: if (ret == -1)
! 46: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 47: return ret;
1.1 schwarze 48: }
49:
50: void *
51: mandoc_calloc(size_t num, size_t size)
52: {
53: void *ptr;
54:
55: ptr = calloc(num, size);
1.6 ! schwarze 56: if (ptr == NULL)
! 57: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 58: return ptr;
1.1 schwarze 59: }
60:
61: void *
62: mandoc_malloc(size_t size)
63: {
64: void *ptr;
65:
66: ptr = malloc(size);
1.6 ! schwarze 67: if (ptr == NULL)
! 68: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 69: return ptr;
1.1 schwarze 70: }
71:
72: void *
73: mandoc_realloc(void *ptr, size_t size)
74: {
75:
76: ptr = realloc(ptr, size);
1.6 ! schwarze 77: if (ptr == NULL)
! 78: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 79: return ptr;
1.2 schwarze 80: }
81:
82: void *
83: mandoc_reallocarray(void *ptr, size_t num, size_t size)
84: {
85:
86: ptr = reallocarray(ptr, num, size);
1.6 ! schwarze 87: if (ptr == NULL)
! 88: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 89: return ptr;
1.1 schwarze 90: }
91:
92: char *
93: mandoc_strdup(const char *ptr)
94: {
95: char *p;
96:
97: p = strdup(ptr);
1.6 ! schwarze 98: if (ptr == NULL)
! 99: err((int)MANDOCLEVEL_SYSERR, NULL);
1.5 schwarze 100: return p;
1.1 schwarze 101: }
102:
103: char *
104: mandoc_strndup(const char *ptr, size_t sz)
105: {
106: char *p;
107:
108: p = mandoc_malloc(sz + 1);
109: memcpy(p, ptr, sz);
110: p[(int)sz] = '\0';
1.5 schwarze 111: return p;
1.1 schwarze 112: }
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