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/usr.bin/tip/tip/log.c

https://bitbucket.org/freebsd/freebsd-head/
C | 92 lines | 51 code | 8 blank | 33 comment | 9 complexity | 006ba234aaf7f1e878cfd25555c6e3fa MD5 | raw file
 1/*	$OpenBSD: log.c,v 1.8 2006/03/16 19:32:46 deraadt Exp $	*/
 2/*	$NetBSD: log.c,v 1.4 1994/12/24 17:56:28 cgd Exp $	*/
 3
 4/*
 5 * Copyright (c) 1983, 1993
 6 *	The Regents of the University of California.  All rights reserved.
 7 *
 8 * Redistribution and use in source and binary forms, with or without
 9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#include <sys/cdefs.h>
34__FBSDID("$FreeBSD$");
35
36#ifndef lint
37#if 0
38static char sccsid[] = "@(#)log.c	8.1 (Berkeley) 6/6/93";
39static const char rcsid[] = "$OpenBSD: log.c,v 1.8 2006/03/16 19:32:46 deraadt Exp $";
40#endif
41#endif /* not lint */
42
43#include "tip.h"
44
45#ifdef ACULOG
46static	FILE *flog = NULL;
47
48/*
49 * Log file maintenance routines
50 */
51void
52logent(char *group, char *num, char *acu, char *message)
53{
54	char *user, *timestamp;
55	struct passwd *pwd;
56	time_t t;
57
58	if (flog == NULL)
59		return;
60	if (flock(fileno(flog), LOCK_EX) < 0) {
61		perror("flock");
62		return;
63	}
64	if ((user = getlogin()) == NOSTR) {
65		if ((pwd = getpwuid(getuid())) == NOPWD)
66			user = "???";
67		else
68			user = pwd->pw_name;
69	}
70	t = time(0);
71	timestamp = ctime(&t);
72	timestamp[24] = '\0';
73	fprintf(flog, "%s (%s) <%s, %s, %s> %s\n",
74		user, timestamp, group,
75#ifdef PRISTINE
76		"",
77#else
78		num,
79#endif
80		acu, message);
81	(void) fflush(flog);
82	(void) flock(fileno(flog), LOCK_UN);
83}
84
85void
86loginit(void)
87{
88	flog = fopen(value(LOG), "a");
89	if (flog == NULL)
90		fprintf(stderr, "can't open log file %s.\r\n", value(LOG));
91}
92#endif