log.c revision 171795 
1/*-
2 * Copyright (c) 2005 Michael Bushkov <bushman@rsu.ru>
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 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 */
27
28#include <sys/cdefs.h>
29__FBSDID("$FreeBSD: head/usr.sbin/nscd/log.c 171795 2007-08-09 13:06:12Z bushman $");
30
31#include <assert.h>
32#include <stdarg.h>
33#include <stdio.h>
34#include <stdlib.h>
35#include <syslog.h>
36#include "log.h"
37
38void
39__log_msg(int level, const char *sender, const char *message, ...)
40{
41	va_list ap;
42	char	*fmessage;
43
44	fmessage = NULL;
45	va_start(ap, message);
46	vasprintf(&fmessage, message, ap);
47	va_end(ap);
48	assert(fmessage != NULL);
49
50	printf("M%d from %s: %s\n", level, sender, fmessage);
51#ifndef NO_SYSLOG
52	if (level == 0)
53		syslog(LOG_INFO, "nscd message (from %s): %s", sender,
54		fmessage);
55#endif
56	free(fmessage);
57}
58
59void
60__log_err(int level, const char *sender, const char *error, ...)
61{
62	va_list ap;
63	char	*ferror;
64
65	ferror = NULL;
66	va_start(ap, error);
67	vasprintf(&ferror, error, ap);
68	va_end(ap);
69	assert(ferror != NULL);
70
71	printf("E%d from %s: %s\n", level, sender, ferror);
72
73#ifndef NO_SYSLOG
74	if (level == 0)
75		syslog(LOG_ERR, "nscd error (from %s): %s", sender, ferror);
76#endif
77	free(ferror);
78}
79