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
34 #if defined(LIBC_SCCS) && !defined(lint)
35 static char sccsid[] = "@(#)err.c 8.1 (Berkeley) 6/4/93";
36 #endif /* LIBC_SCCS and not lint */
37 #include <sys/cdefs.h>
38 __FBSDID("$FreeBSD$");
40 #include "namespace.h"
47 #include "un-namespace.h"
49 #include "libc_private.h"
51 static FILE *err_file; /* file to use for error output */
52 static void (*err_exit)(int);
55 * This is declared to take a `void *' so that the caller is not required
56 * to include <stdio.h> first. However, it is really a `FILE *', and the
57 * manual page documents it as such.
60 err_set_file(void *fp)
69 err_set_exit(void (*ef)(int))
74 __weak_reference(_err, err);
77 _err(int eval, const char *fmt, ...)
81 verrc(eval, errno, fmt, ap);
91 verrc(eval, errno, fmt, ap);
95 errc(int eval, int code, const char *fmt, ...)
99 verrc(eval, code, fmt, ap);
104 verrc(eval, code, fmt, ap)
111 err_set_file((FILE *)0);
112 fprintf(err_file, "%s: ", _getprogname());
114 vfprintf(err_file, fmt, ap);
115 fprintf(err_file, ": ");
117 fprintf(err_file, "%s\n", strerror(code));
124 errx(int eval, const char *fmt, ...)
128 verrx(eval, fmt, ap);
139 err_set_file((FILE *)0);
140 fprintf(err_file, "%s: ", _getprogname());
142 vfprintf(err_file, fmt, ap);
143 fprintf(err_file, "\n");
149 __weak_reference(_warn, warn);
152 _warn(const char *fmt, ...)
156 vwarnc(errno, fmt, ap);
165 vwarnc(errno, fmt, ap);
169 warnc(int code, const char *fmt, ...)
173 vwarnc(code, fmt, ap);
178 vwarnc(code, fmt, ap)
184 err_set_file((FILE *)0);
185 fprintf(err_file, "%s: ", _getprogname());
187 vfprintf(err_file, fmt, ap);
188 fprintf(err_file, ": ");
190 fprintf(err_file, "%s\n", strerror(code));
194 warnx(const char *fmt, ...)
208 err_set_file((FILE *)0);
209 fprintf(err_file, "%s: ", _getprogname());
211 vfprintf(err_file, fmt, ap);
212 fprintf(err_file, "\n");