1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 28*0Sstevel@tonic-gate /* All Rights Reserved */ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate #include <sys/types.h> 34*0Sstevel@tonic-gate #include <sys/param.h> 35*0Sstevel@tonic-gate #include <sys/fcntl.h> 36*0Sstevel@tonic-gate #include <stdio.h> 37*0Sstevel@tonic-gate #include <unistd.h> 38*0Sstevel@tonic-gate #include <stdarg.h> 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include "extern.h" 41*0Sstevel@tonic-gate #include "misc.h" 42*0Sstevel@tonic-gate #include "msgs.h" 43*0Sstevel@tonic-gate #include <sac.h> 44*0Sstevel@tonic-gate #include "structs.h" 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate static FILE *Lfp; /* log file */ 47*0Sstevel@tonic-gate #ifdef DEBUG 48*0Sstevel@tonic-gate static FILE *Dfp; /* debug file */ 49*0Sstevel@tonic-gate #endif 50*0Sstevel@tonic-gate 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate /* 53*0Sstevel@tonic-gate * cons_printf - emit a message to the system console 54*0Sstevel@tonic-gate */ 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate /*PRINTFLIKE1*/ 57*0Sstevel@tonic-gate static void 58*0Sstevel@tonic-gate cons_printf(const char *fmt, ...) 59*0Sstevel@tonic-gate { 60*0Sstevel@tonic-gate char buf[MAXPATHLEN * 2]; /* enough space for msg including a path */ 61*0Sstevel@tonic-gate int fd; 62*0Sstevel@tonic-gate va_list ap; 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate va_start(ap, fmt); 65*0Sstevel@tonic-gate (void) vsnprintf(buf, sizeof (buf), fmt, ap); 66*0Sstevel@tonic-gate va_end(ap); 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate if ((fd = open("/dev/console", O_WRONLY|O_NOCTTY)) != -1) 69*0Sstevel@tonic-gate (void) write(fd, buf, strlen(buf) + 1); 70*0Sstevel@tonic-gate (void) close(fd); 71*0Sstevel@tonic-gate } 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate /* 74*0Sstevel@tonic-gate * openlog - open log file, sets global file pointer Lfp 75*0Sstevel@tonic-gate */ 76*0Sstevel@tonic-gate 77*0Sstevel@tonic-gate void 78*0Sstevel@tonic-gate openlog() 79*0Sstevel@tonic-gate { 80*0Sstevel@tonic-gate if ((Lfp = fopen(LOGFILE, "a+")) == NULL) { 81*0Sstevel@tonic-gate cons_printf("SAC: could not open logfile %s: %s\n", 82*0Sstevel@tonic-gate LOGFILE, strerror(errno)); 83*0Sstevel@tonic-gate exit(1); 84*0Sstevel@tonic-gate } 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate /* 87*0Sstevel@tonic-gate * lock logfile to indicate presence 88*0Sstevel@tonic-gate */ 89*0Sstevel@tonic-gate if (lockf(fileno(Lfp), F_LOCK, 0) < 0) { 90*0Sstevel@tonic-gate cons_printf("SAC: could not lock logfile %s:%s\n", 91*0Sstevel@tonic-gate LOGFILE, strerror(errno)); 92*0Sstevel@tonic-gate exit(1); 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate } 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate /* 98*0Sstevel@tonic-gate * log - put a message into the log file 99*0Sstevel@tonic-gate * 100*0Sstevel@tonic-gate * args: msg - message to be logged 101*0Sstevel@tonic-gate */ 102*0Sstevel@tonic-gate void 103*0Sstevel@tonic-gate log(char *msg) 104*0Sstevel@tonic-gate { 105*0Sstevel@tonic-gate char *timestamp; /* current time in readable form */ 106*0Sstevel@tonic-gate time_t clock; /* current time in seconds */ 107*0Sstevel@tonic-gate char buf[SIZE]; /* scratch buffer */ 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate (void) time(&clock); 110*0Sstevel@tonic-gate timestamp = ctime(&clock); 111*0Sstevel@tonic-gate *(strchr(timestamp, '\n')) = '\0'; 112*0Sstevel@tonic-gate (void) sprintf(buf, "%s; %ld; %s\n", timestamp, getpid(), msg); 113*0Sstevel@tonic-gate (void) fprintf(Lfp, buf); 114*0Sstevel@tonic-gate (void) fflush(Lfp); 115*0Sstevel@tonic-gate } 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate /* 119*0Sstevel@tonic-gate * error - put an error message into the log file and exit if indicated 120*0Sstevel@tonic-gate * 121*0Sstevel@tonic-gate * args: msgid - id of message to be output 122*0Sstevel@tonic-gate * action - action to be taken (EXIT or not) 123*0Sstevel@tonic-gate */ 124*0Sstevel@tonic-gate 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate void 127*0Sstevel@tonic-gate error(int msgid, int action) 128*0Sstevel@tonic-gate { 129*0Sstevel@tonic-gate if (msgid < 0 || msgid > N_msgs) 130*0Sstevel@tonic-gate return; 131*0Sstevel@tonic-gate log(Msgs[msgid].e_str); 132*0Sstevel@tonic-gate if (action == EXIT) { 133*0Sstevel@tonic-gate log("*** SAC exiting ***"); 134*0Sstevel@tonic-gate exit(Msgs[msgid].e_exitcode); 135*0Sstevel@tonic-gate } 136*0Sstevel@tonic-gate } 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate #ifdef DEBUG 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate /* 142*0Sstevel@tonic-gate * opendebug - open debugging file, sets global file pointer Dfp 143*0Sstevel@tonic-gate */ 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate void 147*0Sstevel@tonic-gate opendebug() 148*0Sstevel@tonic-gate { 149*0Sstevel@tonic-gate FILE *fp; /* scratch file pointer for problems */ 150*0Sstevel@tonic-gate 151*0Sstevel@tonic-gate if ((Dfp = fopen(DBGFILE, "a+")) == NULL) { 152*0Sstevel@tonic-gate cons_printf("SAC: could not open debugfile %s: %s\n", 153*0Sstevel@tonic-gate DBGFILE, strerror(errno)); 154*0Sstevel@tonic-gate exit(1); 155*0Sstevel@tonic-gate } 156*0Sstevel@tonic-gate } 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate 159*0Sstevel@tonic-gate /* 160*0Sstevel@tonic-gate * debug - put a message into debug file 161*0Sstevel@tonic-gate * 162*0Sstevel@tonic-gate * args: msg - message to be output 163*0Sstevel@tonic-gate */ 164*0Sstevel@tonic-gate 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate void 167*0Sstevel@tonic-gate debug(char *msg) 168*0Sstevel@tonic-gate { 169*0Sstevel@tonic-gate char *timestamp; /* current time in readable form */ 170*0Sstevel@tonic-gate time_t clock; /* current time in seconds */ 171*0Sstevel@tonic-gate char buf[SIZE]; /* scratch buffer */ 172*0Sstevel@tonic-gate 173*0Sstevel@tonic-gate (void) time(&clock); 174*0Sstevel@tonic-gate timestamp = ctime(&clock); 175*0Sstevel@tonic-gate *(strchr(timestamp, '\n')) = '\0'; 176*0Sstevel@tonic-gate (void) sprintf(buf, "%s; %ld; %s\n", timestamp, getpid(), msg); 177*0Sstevel@tonic-gate (void) fprintf(Dfp, buf); 178*0Sstevel@tonic-gate (void) fflush(Dfp); 179*0Sstevel@tonic-gate } 180*0Sstevel@tonic-gate 181*0Sstevel@tonic-gate #endif /* DEBUG */ 182