-Removed OS.get_system_time_msec(), this is undoable on Windows and also unusable from GDscript due to precision.

-Added, instead an OS.get_system_time_secs(), which is 32 bits friendly, fixes #3143

core/bind/core_bind.cpp

@@ -494,8 +494,8 @@ uint64_t _OS::get_unix_time() const {
 	return OS::get_singleton()->get_unix_time();
 };
 
-uint64_t _OS::get_system_time_msec() const {
-	return OS::get_singleton()->get_system_time_msec();
+uint64_t _OS::get_system_time_secs() const {
+	return OS::get_singleton()->get_system_time_secs();
 }
 
 void _OS::delay_usec(uint32_t p_usec) const {
@@ -810,7 +810,7 @@ void _OS::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("get_time","utc"),&_OS::get_time,DEFVAL(false));
 	ObjectTypeDB::bind_method(_MD("get_time_zone_info"),&_OS::get_time_zone_info);
 	ObjectTypeDB::bind_method(_MD("get_unix_time"),&_OS::get_unix_time);
-	ObjectTypeDB::bind_method(_MD("get_system_time_msec"), &_OS::get_system_time_msec);
+	ObjectTypeDB::bind_method(_MD("get_system_time_secs"), &_OS::get_system_time_secs);
 
 	ObjectTypeDB::bind_method(_MD("set_icon","icon"),&_OS::set_icon);
 

core/bind/core_bind.h

@@ -208,7 +208,7 @@ public:
 	Dictionary get_time(bool utc) const;
 	Dictionary get_time_zone_info() const;
 	uint64_t get_unix_time() const;
-	uint64_t get_system_time_msec() const;
+	uint64_t get_system_time_secs() const;
 
 	int get_static_memory_usage() const;
 	int get_static_memory_peak_usage() const;

core/os/os.cpp

@@ -50,7 +50,7 @@ uint64_t OS::get_unix_time() const {
 
 	return 0;
 };
-uint64_t OS::get_system_time_msec() const {
+uint64_t OS::get_system_time_secs() const {
 	return 0;
 }
 void OS::debug_break() {

core/os/os.h

@@ -256,7 +256,7 @@ public:
 	virtual Time get_time(bool local=false) const=0;
 	virtual TimeZoneInfo get_time_zone_info() const=0;
 	virtual uint64_t get_unix_time() const;
-	virtual uint64_t get_system_time_msec() const;
+	virtual uint64_t get_system_time_secs() const;
 
 	virtual void delay_usec(uint32_t p_usec) const=0; 
 	virtual uint64_t get_ticks_usec() const=0;

drivers/unix/os_unix.cpp

@@ -233,13 +233,12 @@ uint64_t OS_Unix::get_unix_time() const {
 	return time(NULL);
 };
 
-uint64_t OS_Unix::get_system_time_msec() const {
+uint64_t OS_Unix::get_system_time_secs() const {
 	struct timeval tv_now;
 	gettimeofday(&tv_now, NULL);
 	//localtime(&tv_now.tv_usec);
 	//localtime((const long *)&tv_now.tv_usec);
-	uint64_t msec = uint64_t(tv_now.tv_sec)*1000+tv_now.tv_usec/1000;
-	return msec;
+	return uint64_t(tv_now.tv_sec);
 }
 
 

drivers/unix/os_unix.h

@@ -95,7 +95,7 @@ public:
 	virtual TimeZoneInfo get_time_zone_info() const;
 
 	virtual uint64_t get_unix_time() const;
-	virtual uint64_t get_system_time_msec() const;
+	virtual uint64_t get_system_time_secs() const;
 
 	virtual void delay_usec(uint32_t p_usec) const; 
 	virtual uint64_t get_ticks_usec() const;

platform/windows/os_windows.cpp

@@ -1681,10 +1681,16 @@ uint64_t OS_Windows::get_unix_time() const {
 	return (*(uint64_t*)&ft - *(uint64_t*)&fep) / 10000000;
 };
 
-uint64_t OS_Windows::get_system_time_msec() const {
+uint64_t OS_Windows::get_system_time_secs() const {
 	SYSTEMTIME st;
 	GetSystemTime(&st);
-	return st.wMilliseconds;
+	FILETIME ft;
+	SystemTimeToFileTime(&st,&ft);
+	uint64_t ret;
+	ret=ft.dwHighDateTime;
+	ret<<=32;
+	ret|=ft.dwLowDateTime;
+	return ret;
 }
 
 void OS_Windows::delay_usec(uint32_t p_usec) const {

platform/windows/os_windows.h

@@ -231,7 +231,7 @@ public:
 	virtual Time get_time(bool utc) const;
 	virtual TimeZoneInfo get_time_zone_info() const;
 	virtual uint64_t get_unix_time() const;
-	virtual uint64_t get_system_time_msec() const;
+	virtual uint64_t get_system_time_secs() const;
 
 	virtual bool can_draw() const;
 	virtual Error set_cwd(const String& p_cwd);