Blob


1 /*
2 * Copyright (c) 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
30 #include "config.h"
32 #include <errno.h>
33 #include <stdarg.h>
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <string.h>
38 void
39 vwarnx(const char *fmt, va_list ap)
40 {
41 fprintf(stderr, "%s: ", getprogname());
42 if (fmt != NULL)
43 vfprintf(stderr, fmt, ap);
44 fprintf(stderr, "\n");
45 }
47 void
48 vwarnc(int code, const char *fmt, va_list ap)
49 {
50 fprintf(stderr, "%s: ", getprogname());
51 if (fmt != NULL) {
52 vfprintf(stderr, fmt, ap);
53 fprintf(stderr, ": ");
54 }
55 fprintf(stderr, "%s\n", strerror(code));
56 }
58 void
59 vwarn(const char *fmt, va_list ap)
60 {
61 int sverrno;
63 sverrno = errno;
64 fprintf(stderr, "%s: ", getprogname());
65 if (fmt != NULL) {
66 vfprintf(stderr, fmt, ap);
67 fprintf(stderr, ": ");
68 }
69 fprintf(stderr, "%s\n", strerror(sverrno));
70 }
72 void
73 verrc(int eval, int code, const char *fmt, va_list ap)
74 {
75 fprintf(stderr, "%s: ", getprogname());
76 if (fmt != NULL) {
77 vfprintf(stderr, fmt, ap);
78 fprintf(stderr, ": ");
79 }
80 fprintf(stderr, "%s\n", strerror(code));
81 exit(eval);
82 }
84 void
85 verrx(int eval, const char *fmt, va_list ap)
86 {
87 fprintf(stderr, "%s: ", getprogname());
88 if (fmt != NULL)
89 vfprintf(stderr, fmt, ap);
90 fprintf(stderr, "\n");
91 exit(eval);
92 }
94 void
95 verr(int eval, const char *fmt, va_list ap)
96 {
97 int sverrno;
99 sverrno = errno;
100 fprintf(stderr, "%s: ", getprogname());
101 if (fmt != NULL) {
102 vfprintf(stderr, fmt, ap);
103 fprintf(stderr, ": ");
105 fprintf(stderr, "%s\n", strerror(sverrno));
106 exit(eval);
109 void
110 err(int eval, const char *fmt, ...)
112 va_list ap;
114 va_start(ap, fmt);
115 verr(eval, fmt, ap);
116 va_end(ap);
119 void
120 errc(int eval, int code, const char *fmt, ...)
122 va_list ap;
124 va_start(ap, fmt);
125 verrc(eval, code, fmt, ap);
126 va_end(ap);
129 void
130 errx(int eval, const char *fmt, ...)
132 va_list ap;
134 va_start(ap, fmt);
135 verrx(eval, fmt, ap);
136 va_end(ap);
139 void
140 warn(const char *fmt, ...)
142 va_list ap;
144 va_start(ap, fmt);
145 vwarn(fmt, ap);
146 va_end(ap);
149 void
150 warnc(int code, const char *fmt, ...)
152 va_list ap;
154 va_start(ap, fmt);
155 vwarnc(code, fmt, ap);
156 va_end(ap);
159 void
160 warnx(const char *fmt, ...)
162 va_list ap;
164 va_start(ap, fmt);
165 vwarnx(fmt, ap);
166 va_end(ap);