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 38 static char sccsid[] = "@(#)log.c 8.1 (Berkeley) 6/6/93"; 39 static 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 46 static FILE *flog = NULL; 47 48 /* 49 * Log file maintenance routines 50 */ 51 void 52 logent(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 85 void 86 loginit(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 93