From 99e6280d7e22552de9a94992b626acdcbde00fee Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fin=20Maa=C3=9F?= <f.maass@vogl-electronic.com>
Date: Fri, 20 Sep 2024 11:05:52 +0200
Subject: [PATCH] logging: log_output: timestamp_print uses gmtime_r, a POSIX
 function
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Define _POSIX_C_SOURCE for this file to make sure gmtime_r is visible.

Signed-off-by: Fin Maaß <f.maass@vogl-electronic.com>
---
 subsys/logging/log_output.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/subsys/logging/log_output.c b/subsys/logging/log_output.c
index 56f5535eaa09..116db647002a 100644
--- a/subsys/logging/log_output.c
+++ b/subsys/logging/log_output.c
@@ -4,6 +4,8 @@
  * SPDX-License-Identifier: Apache-2.0
  */
 
+#undef _POSIX_C_SOURCE
+#define _POSIX_C_SOURCE 200809L
 #include <zephyr/logging/log_output.h>
 #include <zephyr/logging/log_ctrl.h>
 #include <zephyr/logging/log_output_custom.h>