From 281b76e1517c3f6103dc4b3679d9dd2215fe2d84 Mon Sep 17 00:00:00 2001
From: Rodrigo Garcia <rodrigo.garcia@espressif.com>
Date: Tue, 23 May 2023 15:41:07 -0300
Subject: [PATCH] fixes ESP32-C3 WiFiProv and btInUse()

---
 cores/esp32/esp32-hal-bt.c   | 3 ++-
 cores/esp32/esp32-hal-misc.c | 5 ++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/cores/esp32/esp32-hal-bt.c b/cores/esp32/esp32-hal-bt.c
index d17a761bebd..7b6a54e1ad4 100644
--- a/cores/esp32/esp32-hal-bt.c
+++ b/cores/esp32/esp32-hal-bt.c
@@ -16,7 +16,8 @@
 
 #ifdef CONFIG_BT_ENABLED
 
-bool btInUse(){ return true; }
+// user may want to change it to free resources
+__attribute__((weak)) bool btInUse(){ return true; }
 
 #include "esp_bt.h"
 
diff --git a/cores/esp32/esp32-hal-misc.c b/cores/esp32/esp32-hal-misc.c
index 1a71b0e86f9..9bc1b3a3a8e 100644
--- a/cores/esp32/esp32-hal-misc.c
+++ b/cores/esp32/esp32-hal-misc.c
@@ -209,9 +209,8 @@ bool verifyRollbackLater() { return false; }
 #endif
 
 #ifdef CONFIG_BT_ENABLED
-//overwritten in esp32-hal-bt.c
-bool btInUse() __attribute__((weak));
-bool btInUse(){ return false; }
+//from esp32-hal-bt.c
+extern bool btInUse();
 #endif
 
 void initArduino()