From de28c78e2a60086afe8246e9d7bd79f1c966782f Mon Sep 17 00:00:00 2001
From: Flavio Ceolin <flavio.ceolin@gmail.com>
Date: Mon, 25 Nov 2024 11:08:59 -0800
Subject: [PATCH] shell: Use proper flexible array

0 length array is a GNU extension. Use proper C99 flexible
array.

Signed-off-by: Flavio Ceolin <flavio.ceolin@gmail.com>
---
 subsys/shell/shell_history.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/subsys/shell/shell_history.c b/subsys/shell/shell_history.c
index 9e747e9c5054fac..2eccee7951a4081 100644
--- a/subsys/shell/shell_history.c
+++ b/subsys/shell/shell_history.c
@@ -5,6 +5,7 @@
  */
 
 #include <zephyr/shell/shell_history.h>
+#include <zephyr/sys/util.h>
 #include <string.h>
 
 /*
@@ -42,7 +43,7 @@ struct shell_history_item {
 	sys_dnode_t dnode;
 	uint16_t len;
 	uint16_t padding;
-	char data[0];
+	FLEXIBLE_ARRAY_DECLARE(char, data);
 };
 
 void z_shell_history_mode_exit(struct shell_history *history)