3 files changed, 2 insertions, 19 deletions

diff --git a/core/core_bind.cpp b/core/core_bind.cpp
index 4845f5f1ae..47c75cfa28 100644
--- a/core/core_bind.cpp
+++ b/core/core_bind.cpp
@@ -322,18 +322,6 @@ uint64_t _OS::get_static_memory_peak_usage() const {
 	return OS::get_singleton()->get_static_memory_peak_usage();
 }
 
-int _OS::get_exit_code() const {
-	return OS::get_singleton()->get_exit_code();
-}
-
-void _OS::set_exit_code(int p_code) {
-	if (p_code < 0 || p_code > 125) {
-		WARN_PRINT("For portability reasons, the exit code should be set between 0 and 125 (inclusive).");
-	}
-
-	OS::get_singleton()->set_exit_code(p_code);
-}
-
 /**
  *  Get current datetime with consideration for utc and
  *     dst
@@ -730,9 +718,6 @@ void _OS::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_datetime_from_unix_time", "unix_time_val"), &_OS::get_datetime_from_unix_time);
 	ClassDB::bind_method(D_METHOD("get_unix_time_from_datetime", "datetime"), &_OS::get_unix_time_from_datetime);
 
-	ClassDB::bind_method(D_METHOD("get_exit_code"), &_OS::get_exit_code);
-	ClassDB::bind_method(D_METHOD("set_exit_code", "code"), &_OS::set_exit_code);
-
 	ClassDB::bind_method(D_METHOD("delay_usec", "usec"), &_OS::delay_usec);
 	ClassDB::bind_method(D_METHOD("delay_msec", "msec"), &_OS::delay_msec);
 	ClassDB::bind_method(D_METHOD("get_ticks_msec"), &_OS::get_ticks_msec);
@@ -777,7 +762,6 @@ void _OS::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("request_permissions"), &_OS::request_permissions);
 	ClassDB::bind_method(D_METHOD("get_granted_permissions"), &_OS::get_granted_permissions);
 
-	ADD_PROPERTY(PropertyInfo(Variant::INT, "exit_code"), "set_exit_code", "get_exit_code");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "low_processor_usage_mode"), "set_low_processor_usage_mode", "is_in_low_processor_usage_mode");
 	ADD_PROPERTY(PropertyInfo(Variant::INT, "low_processor_usage_mode_sleep_usec"), "set_low_processor_usage_mode_sleep_usec", "get_low_processor_usage_mode_sleep_usec");
 
diff --git a/core/core_bind.h b/core/core_bind.h
index 0cfe9bdb8b..3920116ca4 100644
--- a/core/core_bind.h
+++ b/core/core_bind.h
@@ -199,8 +199,6 @@ public:
 
 	void set_use_file_access_save_and_swap(bool p_enable);
 
-	int get_exit_code() const;
-	void set_exit_code(int p_code);
 	Dictionary get_date(bool utc) const;
 	Dictionary get_time(bool utc) const;
 	Dictionary get_datetime(bool utc) const;
diff --git a/core/os/os.h b/core/os/os.h
index 77a54ba68a..e41d788e12 100644
--- a/core/os/os.h
+++ b/core/os/os.h
@@ -40,6 +40,7 @@
 #include "core/templates/vector.h"
 
 #include <stdarg.h>
+#include <stdlib.h>
 
 class OS {
 	static OS *singleton;
@@ -53,7 +54,7 @@ class OS {
 	bool _debug_stdout = false;
 	String _local_clipboard;
 	bool _no_window = false;
-	int _exit_code = 0;
+	int _exit_code = EXIT_FAILURE; // unexpected exit is marked as failure
 	int _orientation;
 	bool _allow_hidpi = false;
 	bool _allow_layered = false;