log: make sure that date is correctly formatted

- single digit months, days, hours, minutes, and seconds should always be preceded by a 0. Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

log: make sure that date is correctly formatted
5267c49f · Christian Brauner · Stéphane Graber · 8b79a8fe · 5267c49f
Commit 5267c49f authored Nov 29, 2016 by Christian Brauner Committed by Stéphane Graber Nov 30, 2016
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log.c src/lxc/log.c +3 -2

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--- a/src/lxc/log.c
+++ b/src/lxc/log.c
@@ -157,8 +157,9 @@ int lxc_unix_epoch_to_utc(char *buf, size_t bufsize, const struct timespec *time
 	/* Create final timestamp for the log and shorten nanoseconds to 3
 	 * digit precision.
 	 */
-	ret = snprintf(buf, bufsize, "%" PRId64 "%" PRId64 "%" PRId64 "%" PRId64
+	ret = snprintf(buf, bufsize,
-				     "%" PRId64 "%" PRId64 ".%.3s",
+		       "%" PRId64 "%02" PRId64 "%02" PRId64 "%02" PRId64
+		       "%02" PRId64 "%02" PRId64 ".%.3s",
 		       year, month, day, hours, minutes, seconds, nanosec);
 	if (ret < 0 || (size_t)ret >= bufsize)
 		return -1;