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log: print dummy timestamp if localtime call fails

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Handle the case where localtime fails (NULL) and print
something else to indicate localtime is erroneous.

Signed-off-by: U. Artie Eoff <ullysses.a.eoff@intel.com>
This commit is contained in:
U. Artie Eoff 2014-01-15 08:24:40 -08:00 • committed by Kristian Høgsberg
parent 981fa33809
commit 1db007202b
1 changed files with 3 additions and 0 deletions
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3
src/log.c
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@ -46,6 +46,9 @@ static int weston_log_timestamp(void)
gettimeofday(&tv, NULL);
brokendown_time = localtime(&tv.tv_sec);
if (brokendown_time == NULL)
return fprintf(weston_logfile, "[(NULL)localtime] ");
if (brokendown_time->tm_mday != cached_tm_mday) {
strftime(string, sizeof string, "%Y-%m-%d %Z", brokendown_time);
fprintf(weston_logfile, "Date: %s\n", string);