1 /*
2 * Copyright (c) 2015 Tim Rice <tim@multitalents.net>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include "includes.h"
29
30 #include <errno.h>
31 #include <stdarg.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <string.h>
35
36 #ifndef HAVE_ERR
37 void
err(int r,const char * fmt,...)38 err(int r, const char *fmt, ...)
39 {
40 va_list args;
41
42 va_start(args, fmt);
43 fprintf(stderr, "%s: ", strerror(errno));
44 vfprintf(stderr, fmt, args);
45 fputc('\n', stderr);
46 va_end(args);
47 exit(r);
48 }
49 #endif
50
51 #ifndef HAVE_ERRX
52 void
errx(int r,const char * fmt,...)53 errx(int r, const char *fmt, ...)
54 {
55 va_list args;
56
57 va_start(args, fmt);
58 vfprintf(stderr, fmt, args);
59 fputc('\n', stderr);
60 va_end(args);
61 exit(r);
62 }
63 #endif
64
65 #ifndef HAVE_WARN
66 void
warn(const char * fmt,...)67 warn(const char *fmt, ...)
68 {
69 va_list args;
70
71 va_start(args, fmt);
72 fprintf(stderr, "%s: ", strerror(errno));
73 vfprintf(stderr, fmt, args);
74 fputc('\n', stderr);
75 va_end(args);
76 }
77 #endif
78