3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
32 * From: @(#)err.c 8.1 (Berkeley) 6/4/93
34 * $FreeBSD: src/lib/libc/gen/err.c,v 1.6 1999/08/27 23:58:33 peter Exp $
35 * $DragonFly: src/lib/libc/gen/err.c,v 1.5 2006/02/12 21:14:11 dillon Exp $
38 #include <sys/cdefs.h>
48 static FILE *err_file; /* file to use for error output */
49 static void (*err_exit)(int);
52 * This is declared to take a `void *' so that the caller is not required
53 * to include <stdio.h> first. However, it is really a `FILE *', and the
54 * manual page documents it as such.
57 err_set_file(void *fp)
66 err_set_exit(void (*ef)(int))
72 err(int eval, const char *fmt, ...)
76 verrc(eval, errno, fmt, ap);
81 verr(int eval, const char *fmt, va_list ap)
83 verrc(eval, errno, fmt, ap);
87 errc(int eval, int code, const char *fmt, ...)
91 verrc(eval, code, fmt, ap);
96 verrc(int eval, int code, const char *fmt, va_list ap)
99 err_set_file((FILE *)0);
100 fprintf(err_file, "%s: ", getprogname());
102 vfprintf(err_file, fmt, ap);
103 fprintf(err_file, ": ");
105 fprintf(err_file, "%s\n", strerror(code));
112 errx(int eval, const char *fmt, ...)
116 verrx(eval, fmt, ap);
121 verrx(int eval, const char *fmt, va_list ap)
124 err_set_file((FILE *)0);
125 fprintf(err_file, "%s: ", getprogname());
127 vfprintf(err_file, fmt, ap);
128 fprintf(err_file, "\n");
135 _warn(const char *fmt, ...)
139 vwarnc(errno, fmt, ap);
142 __weak_reference(_warn,warn);
145 vwarn(const char *fmt, va_list ap)
147 vwarnc(errno, fmt, ap);
151 warnc(int code, const char *fmt, ...)
155 vwarnc(code, fmt, ap);
160 vwarnc(int code, const char *fmt, va_list ap)
163 err_set_file((FILE *)0);
164 fprintf(err_file, "%s: ", getprogname());
166 vfprintf(err_file, fmt, ap);
167 fprintf(err_file, ": ");
169 fprintf(err_file, "%s\n", strerror(code));
173 warnx(const char *fmt, ...)
182 vwarnx(const char *fmt, va_list ap)
185 err_set_file((FILE *)0);
186 fprintf(err_file, "%s: ", getprogname());
188 vfprintf(err_file, fmt, ap);
189 fprintf(err_file, "\n");