From dc72e43f1e43a0149c48a684d3b5fd40441ef83c Mon Sep 17 00:00:00 2001
From: nirenjan <nirenjan@gmail.com>
Date: Tue, 3 Aug 2021 11:26:06 -0700
Subject: [PATCH] Squashed 'lib/pinelog/' changes from bdee493..27a5eab

27a5eab Use localtime_r instead of localtime

git-subtree-dir: lib/pinelog
git-subtree-split: 27a5eab8b75c18d13ec0b69c01deaa82c996cf57
---
 pinelog.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/pinelog.c b/pinelog.c
index e2e7c42..ed94543 100644
--- a/pinelog.c
+++ b/pinelog.c
@@ -180,12 +180,15 @@ void pinelog_log_message(int level, const char *file, int line, const char *fmt,
     #if PINELOG_SHOW_DATE
     do {
         time_t t;
+        struct tm tm1;
         struct tm *tmp;
         char date_string[30];
         t = time(NULL);
-        tmp = localtime(&t);
-        strftime(date_string, sizeof(date_string), "%F %T ", tmp);
-        fputs(date_string, output_stream);
+        tmp = localtime_r(&t, &tm1);
+        if (tmp != NULL) {
+            strftime(date_string, sizeof(date_string), "%F %T ", tmp);
+            fputs(date_string, output_stream);
+        }
     } while (0);
     #endif