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big-brother: print timestamps

This commit is contained in:
Přemysl Eric Janouch 2016-10-15 16:03:26 +02:00
parent 7a32fb8e55
commit 95ffaf3bd9
Signed by: p
GPG Key ID: B715679E3A361BE6
1 changed files with 22 additions and 1 deletions
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23
big-brother.c
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@ -34,6 +34,24 @@
// --- Utilities ---------------------------------------------------------------
static int64_t
clock_msec (clockid_t clock)
{
struct timespec tp;
hard_assert (clock_gettime (clock, &tp) != -1);
return (int64_t) tp.tv_sec * 1000 + (int64_t) tp.tv_nsec / 1000000;
}
static char *
timestamp (int64_t ts)
{
char buf[24];
struct tm tm;
time_t when = ts / 1000;
strftime (buf, sizeof buf, "%F %T", gmtime_r (&when, &tm));
return xstrdup_printf ("%s.%03d", buf, (int) (ts % 1000));
}
static void
log_message_custom (void *user_data, const char *quote, const char *fmt,
va_list ap)
@ -41,7 +59,10 @@ log_message_custom (void *user_data, const char *quote, const char *fmt,
(void) user_data;
FILE *stream = stdout;
fprintf (stream, PROGRAM_NAME ": ");
char *ts = timestamp (clock_msec (CLOCK_REALTIME));
fprintf (stream, "%s ", ts);
free (ts);
fputs (quote, stream);
vfprintf (stream, fmt, ap);
fputs ("\n", stream);