external/bsd/ntp/dist/sntp/log.c

   1 /*      $NetBSD$        */
   2
   3 #include "log.h"
   4 #include "sntp-opts.h"
   5
   6 int init = 0;
   7 int filelog = 0;
   8
   9 FILE *log_file;
  10
  11
  12 void log_msg(char *message, char type) {
  13         if(init) {
  14                 time_t cur_time = time(NULL);
  15                 char *timestamp = ctime(&cur_time);
  16
  17                 fprintf(log_file, "%s: %s\n", timestamp, message);
  18                 fflush(log_file);
  19         }
  20         else {
  21                 switch(type) {
  22                         case 0:
  23                                 type = LOG_CONS;
  24                                 break;
  25
  26                         case 1:
  27                                 type = LOG_DEBUG | LOG_CONS;
  28                                 break;
  29
  30                         case 2:
  31                                 type = LOG_WARNING | LOG_CONS;
  32                                 break;
  33                 }
  34
  35                 syslog(type, message);
  36         }
  37 }
  38
  39 void debug_msg(char *message) {
  40         if(HAVE_OPT(FILELOG)) {
  41                 time_t cur_time = time(NULL);
  42                 char *timestamp = ctime(&cur_time);
  43
  44                 fprintf(stderr, "%s: %s\n", timestamp, message);
  45         }
  46         else {
  47                 syslog(LOG_DEBUG
  48 #ifdef LOG_PERROR
  49                         | LOG_PERROR
  50 #endif
  51                         | LOG_CONS, message);
  52         }
  53 }
  54
  55 void init_log(
  56         const char *logfile
  57         )
  58 {
  59         char error_msg[80];
  60
  61         log_file = fopen(logfile, "a");
  62         if (log_file == NULL) {
  63                 filelog = 0;
  64
  65                 snprintf(error_msg, 80, "init_log(): Cannot open logfile %s", logfile);
  66                 debug_msg(error_msg);
  67
  68                 return;
  69         } else {
  70                 filelog = 1;
  71                 init = 1;
  72                 atexit(cleanup_log);
  73         }
  74 }
  75
  76 void cleanup_log(void) {
  77         init = 0;
  78         fflush(log_file);
  79         fclose(log_file);
  80 }