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 * SPDX-License-Identifier: BSD-3-Clause
6 *
7 * Copyright (c) 1983, 1993
8 * The Regents of the University of California. All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
37
38 #ifndef lint
39 #if 0
40 static char sccsid[] = "@(#)log.c 8.1 (Berkeley) 6/6/93";
41 static const char rcsid[] = "$OpenBSD: log.c,v 1.8 2006/03/16 19:32:46 deraadt Exp $";
42 #endif
43 #endif /* not lint */
44
45 #include "tip.h"
46
47 #ifdef ACULOG
48 static FILE *flog = NULL;
49
50 /*
51 * Log file maintenance routines
52 */
53 void
logent(char * group,char * num,char * acu,char * message)54 logent(char *group, char *num, char *acu, char *message)
55 {
56 char *user, *timestamp;
57 struct passwd *pwd;
58 time_t t;
59
60 if (flog == NULL)
61 return;
62 if (flock(fileno(flog), LOCK_EX) < 0) {
63 perror("flock");
64 return;
65 }
66 if ((user = getlogin()) == NOSTR) {
67 if ((pwd = getpwuid(getuid())) == NOPWD)
68 user = "???";
69 else
70 user = pwd->pw_name;
71 }
72 t = time(0);
73 timestamp = ctime(&t);
74 timestamp[24] = '\0';
75 fprintf(flog, "%s (%s) <%s, %s, %s> %s\n",
76 user, timestamp, group,
77 #ifdef PRISTINE
78 "",
79 #else
80 num,
81 #endif
82 acu, message);
83 (void) fflush(flog);
84 (void) flock(fileno(flog), LOCK_UN);
85 }
86
87 void
loginit(void)88 loginit(void)
89 {
90 flog = fopen(value(LOG), "a");
91 if (flog == NULL)
92 fprintf(stderr, "can't open log file %s.\r\n", value(LOG));
93 }
94 #endif
95