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 #ifndef lint 37 #endif /* not lint */ 38 39 #include "tip.h" 40 41 #ifdef ACULOG 42 static FILE *flog = NULL; 43 44 /* 45 * Log file maintenance routines 46 */ 47 void 48 logent(char *group, char *num, char *acu, char *message) 49 { 50 char *user, *timestamp; 51 struct passwd *pwd; 52 time_t t; 53 54 if (flog == NULL) 55 return; 56 if (flock(fileno(flog), LOCK_EX) < 0) { 57 perror("flock"); 58 return; 59 } 60 if ((user = getlogin()) == NOSTR) { 61 if ((pwd = getpwuid(getuid())) == NOPWD) 62 user = "???"; 63 else 64 user = pwd->pw_name; 65 } 66 t = time(0); 67 timestamp = ctime(&t); 68 timestamp[24] = '\0'; 69 fprintf(flog, "%s (%s) <%s, %s, %s> %s\n", 70 user, timestamp, group, 71 #ifdef PRISTINE 72 "", 73 #else 74 num, 75 #endif 76 acu, message); 77 (void) fflush(flog); 78 (void) flock(fileno(flog), LOCK_UN); 79 } 80 81 void 82 loginit(void) 83 { 84 flog = fopen(value(LOG), "a"); 85 if (flog == NULL) 86 fprintf(stderr, "can't open log file %s.\r\n", value(LOG)); 87 } 88 #endif 89