Commit | Line | Data |
---|---|---|
ac7a1a19 NW |
1 | /*- |
2 | * Copyright (c) 1993 The Regents of the University of California. | |
3 | * 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. All advertising materials mentioning features or use of this software | |
14 | * must display the following acknowledgement: | |
15 | * This product includes software developed by the University of | |
16 | * California, Berkeley and its contributors. | |
17 | * 4. Neither the name of the University nor the names of its contributors | |
18 | * may be used to endorse or promote products derived from this software | |
19 | * without specific prior written permission. | |
20 | * | |
21 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | |
22 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
23 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
24 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | |
25 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
26 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
27 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
28 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
29 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
30 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
31 | * SUCH DAMAGE. | |
32 | */ | |
33 | ||
34 | #if defined(LIBC_SCCS) && !defined(lint) | |
35 | static char sccsid[] = "@(#)err.c 5.2 (Berkeley) 3/19/93"; | |
36 | #endif /* LIBC_SCCS and not lint */ | |
37 | ||
38 | #include <err.h> | |
39 | #include <errno.h> | |
40 | #include <stdio.h> | |
41 | #include <stdlib.h> | |
42 | #include <string.h> | |
43 | ||
44 | #ifdef __STDC__ | |
45 | #include <stdarg.h> | |
46 | #else | |
47 | #include <varargs.h> | |
48 | #endif | |
49 | ||
50 | extern char *__progname; /* Program name, from crt0. */ | |
51 | ||
52 | volatile void | |
53 | #ifdef __STDC__ | |
54 | err(int eval, const char *fmt, ...) | |
55 | #else | |
56 | err(eval, fmt, va_alist) | |
57 | int eval; | |
58 | const char *fmt; | |
59 | va_dcl | |
60 | #endif | |
61 | { | |
62 | _VA_LIST_ ap; | |
63 | #if __STDC__ | |
64 | va_start(ap, fmt); | |
65 | #else | |
66 | va_start(ap); | |
67 | #endif | |
68 | verr(eval, fmt, ap); | |
69 | va_end(ap); | |
70 | } | |
71 | ||
72 | volatile void | |
73 | verr(eval, fmt, ap) | |
74 | int eval; | |
75 | const char *fmt; | |
76 | _VA_LIST_ ap; | |
77 | { | |
78 | int sverrno; | |
79 | ||
80 | sverrno = errno; | |
81 | (void)fprintf(stderr, "%s: ", __progname); | |
82 | if (fmt != NULL) { | |
83 | (void)vfprintf(stderr, fmt, ap); | |
84 | (void)fprintf(stderr, ": "); | |
85 | } | |
86 | (void)fprintf(stderr, "%s\n", strerror(sverrno)); | |
87 | exit(eval); | |
88 | } | |
89 | ||
90 | volatile void | |
91 | #if __STDC__ | |
92 | errx(int eval, const char *fmt, ...) | |
93 | #else | |
94 | errx(eval, fmt, va_alist) | |
95 | int eval; | |
96 | const char *fmt; | |
97 | va_dcl | |
98 | #endif | |
99 | { | |
100 | _VA_LIST_ ap; | |
101 | #if __STDC__ | |
102 | va_start(ap, fmt); | |
103 | #else | |
104 | va_start(ap); | |
105 | #endif | |
106 | verrx(eval, fmt, ap); | |
107 | va_end(ap); | |
108 | } | |
109 | ||
110 | volatile void | |
111 | verrx(eval, fmt, ap) | |
112 | int eval; | |
113 | const char *fmt; | |
114 | _VA_LIST_ ap; | |
115 | { | |
116 | (void)fprintf(stderr, "%s: ", __progname); | |
117 | if (fmt != NULL) | |
118 | (void)vfprintf(stderr, fmt, ap); | |
119 | (void)fprintf(stderr, "\n"); | |
120 | exit(eval); | |
121 | } | |
122 | ||
123 | void | |
124 | #if __STDC__ | |
125 | warn(const char *fmt, ...) | |
126 | #else | |
127 | warn(fmt, va_alist) | |
128 | int eval; | |
129 | const char *fmt; | |
130 | va_dcl | |
131 | #endif | |
132 | { | |
133 | _VA_LIST_ ap; | |
134 | #if __STDC__ | |
135 | va_start(ap, fmt); | |
136 | #else | |
137 | va_start(ap); | |
138 | #endif | |
139 | vwarn(fmt, ap); | |
140 | va_end(ap); | |
141 | } | |
142 | ||
143 | void | |
144 | vwarn(fmt, ap) | |
145 | const char *fmt; | |
146 | _VA_LIST_ ap; | |
147 | { | |
148 | int sverrno; | |
149 | ||
150 | sverrno = errno; | |
151 | (void)fprintf(stderr, "%s: ", __progname); | |
152 | if (fmt != NULL) { | |
153 | (void)vfprintf(stderr, fmt, ap); | |
154 | (void)fprintf(stderr, ": "); | |
155 | } | |
156 | (void)fprintf(stderr, "%s\n", strerror(sverrno)); | |
157 | } | |
158 | ||
159 | void | |
160 | #ifdef __STDC__ | |
161 | warnx(const char *fmt, ...) | |
162 | #else | |
163 | warnx(fmt, va_alist) | |
164 | int eval; | |
165 | const char *fmt; | |
166 | va_dcl | |
167 | #endif | |
168 | { | |
169 | _VA_LIST_ ap; | |
170 | #ifdef __STDC__ | |
171 | va_start(ap, fmt); | |
172 | #else | |
173 | va_start(ap); | |
174 | #endif | |
175 | vwarnx(fmt, ap); | |
176 | va_end(ap); | |
177 | } | |
178 | ||
179 | void | |
180 | vwarnx(fmt, ap) | |
181 | const char *fmt; | |
182 | _VA_LIST_ ap; | |
183 | { | |
184 | (void)fprintf(stderr, "%s: ", __progname); | |
185 | if (fmt != NULL) | |
186 | (void)vfprintf(stderr, fmt, ap); | |
187 | (void)fprintf(stderr, "\n"); | |
188 | } |