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- /*
- * $Source: /usr/src/kerberosIV/krb/RCS/log.c,v $
- * $Author: kfall $
- *
- * Copyright 1985, 1986, 1987, 1988 by the Massachusetts Institute
- * of Technology.
- *
- * For copying and distribution information, please see the file
- * <mit-copyright.h>.
- */
-
- #ifndef lint
- static char *rcsid_log_c =
- "$Header: /usr/src/kerberosIV/krb/RCS/log.c,v 4.8 90/06/25 20:56:49 kfall Exp $";
- #endif /* lint */
-
- #include <mit-copyright.h>
- #include <sys/time.h>
- #include <stdio.h>
-
- #include <des.h>
- #include <krb.h>
- #include <klog.h>
-
- static char *log_name = KRBLOG;
- static is_open;
-
- /*
- * This file contains three logging routines: set_logfile()
- * to determine the file that log entries should be written to;
- * and log() and new_log() to write log entries to the file.
- */
-
- /*
- * log() is used to add entries to the logfile (see set_logfile()
- * below). Note that it is probably not portable since it makes
- * assumptions about what the compiler will do when it is called
- * with less than the correct number of arguments which is the
- * way it is usually called.
- *
- * The log entry consists of a timestamp and the given arguments
- * printed according to the given "format".
- *
- * The log file is opened and closed for each log entry.
- *
- * The return value is undefined.
- */
-
- /*VARARGS1 */
- void log(format,a1,a2,a3,a4,a5,a6,a7,a8,a9,a0)
- char *format;
- int a1,a2,a3,a4,a5,a6,a7,a8,a9,a0;
- {
- FILE *logfile, *fopen();
- long time(),now;
- struct tm *tm;
- char *month_sname();
-
- if ((logfile = fopen(log_name,"a")) == NULL)
- return;
-
- (void) time(&now);
- tm = localtime(&now);
-
- fprintf(logfile,"%2d-%s-%02d %02d:%02d:%02d ",tm->tm_mday,
- month_sname(tm->tm_mon + 1),tm->tm_year,
- tm->tm_hour, tm->tm_min, tm->tm_sec);
- fprintf(logfile,format,a1,a2,a3,a4,a5,a6,a7,a8,a9,a0);
- fprintf(logfile,"\n");
- (void) fclose(logfile);
- return;
- }
-
- /*
- * set_logfile() changes the name of the file to which
- * messages are logged. If set_logfile() is not called,
- * the logfile defaults to KRBLOG, defined in "krb.h".
- */
-
- set_logfile(filename)
- char *filename;
- {
- log_name = filename;
- is_open = 0;
- }
-
- /*
- * new_log() appends a log entry containing the give time "t" and the
- * string "string" to the logfile (see set_logfile() above). The file
- * is opened once and left open. The routine returns 1 on failure, 0
- * on success.
- */
-
- new_log(t,string)
- long t;
- char *string;
- {
- static FILE *logfile;
-
- long time();
- struct tm *tm;
-
- if (!is_open) {
- if ((logfile = fopen(log_name,"a")) == NULL) return(1);
- is_open = 1;
- }
-
- if (t) {
- tm = localtime(&t);
-
- fprintf(logfile,"\n%2d-%s-%02d %02d:%02d:%02d %s",tm->tm_mday,
- month_sname(tm->tm_mon + 1),tm->tm_year,
- tm->tm_hour, tm->tm_min, tm->tm_sec, string);
- }
- else {
- fprintf(logfile,"\n%20s%s","",string);
- }
-
- (void) fflush(logfile);
- return(0);
- }
-