Add renaming of PDB files to avoid blocking them

core/extension/gdextension.cpp

@@ -729,53 +729,18 @@ GDExtensionInterfaceFunctionPtr GDExtension::get_interface_function(const String
 
 Error GDExtension::open_library(const String &p_path, const String &p_entry_symbol) {
 	String abs_path = ProjectSettings::get_singleton()->globalize_path(p_path);
-#if defined(WINDOWS_ENABLED) && defined(TOOLS_ENABLED)
-	// If running on the editor on Windows, we copy the library and open the copy.
-	// This is so the original file isn't locked and can be updated by a compiler.
-	bool library_copied = false;
-	if (Engine::get_singleton()->is_editor_hint()) {
-		if (!FileAccess::exists(abs_path)) {
-			ERR_PRINT("GDExtension library not found: " + abs_path);
-			return ERR_FILE_NOT_FOUND;
-		}
-
-		// Copy the file to the same directory as the original with a prefix in the name.
-		// This is so relative path to dependencies are satisfied.
-		String copy_path = abs_path.get_base_dir().path_join("~" + abs_path.get_file());
+	String actual_lib_path;
+	Error err = OS::get_singleton()->open_dynamic_library(abs_path, library, true, &actual_lib_path, Engine::get_singleton()->is_editor_hint());
 
-		// If there's a left-over copy (possibly from a crash) then delete it first.
-		if (FileAccess::exists(copy_path)) {
-			DirAccess::remove_absolute(copy_path);
-		}
-
-		Error copy_err = DirAccess::copy_absolute(abs_path, copy_path);
-		if (copy_err) {
-			ERR_PRINT("Error copying GDExtension library: " + abs_path);
-			return ERR_CANT_CREATE;
-		}
-		FileAccess::set_hidden_attribute(copy_path, true);
-		library_copied = true;
-
-		// Save the copied path so it can be deleted later.
-		temp_lib_path = copy_path;
-
-		// Use the copy to open the library.
-		abs_path = copy_path;
+	if (actual_lib_path.get_file() != abs_path.get_file()) {
+		// If temporary files are generated, let's change the library path to point at the original,
+		// because that's what we want to check to see if it's changed.
+		library_path = actual_lib_path.get_base_dir().path_join(p_path.get_file());
 	}
-#endif
 
-	Error err = OS::get_singleton()->open_dynamic_library(abs_path, library, true, &library_path);
 	ERR_FAIL_COND_V_MSG(err == ERR_FILE_NOT_FOUND, err, "GDExtension dynamic library not found: " + abs_path);
 	ERR_FAIL_COND_V_MSG(err != OK, err, "Can't open GDExtension dynamic library: " + abs_path);
 
-#if defined(WINDOWS_ENABLED) && defined(TOOLS_ENABLED)
-	// If we copied the file, let's change the library path to point at the original,
-	// because that's what we want to check to see if it's changed.
-	if (library_copied) {
-		library_path = library_path.get_base_dir() + "\\" + p_path.get_file();
-	}
-#endif
-
 	void *entry_funcptr = nullptr;
 
 	err = OS::get_singleton()->get_dynamic_library_symbol_handle(library, p_entry_symbol, entry_funcptr, false);
@@ -803,13 +768,6 @@ void GDExtension::close_library() {
 	ERR_FAIL_NULL(library);
 	OS::get_singleton()->close_dynamic_library(library);
 
-#if defined(TOOLS_ENABLED) && defined(WINDOWS_ENABLED)
-	// Delete temporary copy of library if it exists.
-	if (!temp_lib_path.is_empty() && Engine::get_singleton()->is_editor_hint()) {
-		DirAccess::remove_absolute(temp_lib_path);
-	}
-#endif
-
 	library = nullptr;
 	class_icon_paths.clear();
 
@@ -1014,13 +972,6 @@ Error GDExtensionResourceLoader::load_gdextension_resource(const String &p_path,
 
 	err = p_extension->open_library(is_static_library ? String() : library_path, entry_symbol);
 	if (err != OK) {
-#if defined(WINDOWS_ENABLED) && defined(TOOLS_ENABLED)
-		// If the DLL fails to load, make sure that temporary DLL copies are cleaned up.
-		if (Engine::get_singleton()->is_editor_hint()) {
-			DirAccess::remove_absolute(p_extension->get_temp_library_path());
-		}
-#endif
-
 		// Unreference the extension so that this loading can be considered a failure.
 		p_extension.unref();
 

core/extension/gdextension.h

@@ -47,9 +47,6 @@ class GDExtension : public Resource {
 
 	void *library = nullptr; // pointer if valid,
 	String library_path;
-#if defined(WINDOWS_ENABLED) && defined(TOOLS_ENABLED)
-	String temp_lib_path;
-#endif
 	bool reloadable = false;
 
 	struct Extension {
@@ -130,10 +127,6 @@ class GDExtension : public Resource {
 	Error open_library(const String &p_path, const String &p_entry_symbol);
 	void close_library();
 
-#if defined(WINDOWS_ENABLED) && defined(TOOLS_ENABLED)
-	String get_temp_library_path() const { return temp_lib_path; }
-#endif
-
 	enum InitializationLevel {
 		INITIALIZATION_LEVEL_CORE = GDEXTENSION_INITIALIZATION_CORE,
 		INITIALIZATION_LEVEL_SERVERS = GDEXTENSION_INITIALIZATION_SERVERS,

core/os/os.h

@@ -153,7 +153,7 @@ class OS {
 
 	virtual void alert(const String &p_alert, const String &p_title = "ALERT!");
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) { return ERR_UNAVAILABLE; }
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) { return ERR_UNAVAILABLE; }
 	virtual Error close_dynamic_library(void *p_library_handle) { return ERR_UNAVAILABLE; }
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String &p_name, void *&p_symbol_handle, bool p_optional = false) { return ERR_UNAVAILABLE; }
 

drivers/unix/os_unix.cpp

@@ -741,7 +741,7 @@ String OS_Unix::get_locale() const {
 	return locale;
 }
 
-Error OS_Unix::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_Unix::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	String path = p_path;
 
 	if (FileAccess::exists(path) && path.is_relative_path()) {

drivers/unix/os_unix.h

@@ -55,7 +55,7 @@ class OS_Unix : public OS {
 
 	virtual Error get_entropy(uint8_t *r_buffer, int p_bytes) override;
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 	virtual Error close_dynamic_library(void *p_library_handle) override;
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String &p_name, void *&p_symbol_handle, bool p_optional = false) override;
 

platform/android/os_android.cpp

@@ -162,7 +162,7 @@ Vector<String> OS_Android::get_granted_permissions() const {
 	return godot_java->get_granted_permissions();
 }
 
-Error OS_Android::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_Android::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	String path = p_path;
 	bool so_file_exists = true;
 	if (!FileAccess::exists(path)) {

platform/android/os_android.h

@@ -113,7 +113,7 @@ class OS_Android : public OS_Unix {
 
 	virtual void alert(const String &p_alert, const String &p_title) override;
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 
 	virtual String get_name() const override;
 	virtual String get_distribution_name() const override;

platform/ios/os_ios.h

@@ -103,7 +103,7 @@ class OS_IOS : public OS_Unix {
 	virtual Vector<String> get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale = String(), const String &p_script = String(), int p_weight = 400, int p_stretch = 100, bool p_italic = false) const override;
 	virtual String get_system_font_path(const String &p_font_name, int p_weight = 400, int p_stretch = 100, bool p_italic = false) const override;
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 	virtual Error close_dynamic_library(void *p_library_handle) override;
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String &p_name, void *&p_symbol_handle, bool p_optional = false) override;
 

platform/ios/os_ios.mm

@@ -219,7 +219,7 @@ void register_dynamic_symbol(char *name, void *address) {
 	return p_path;
 }
 
-Error OS_IOS::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_IOS::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	if (p_path.length() == 0) {
 		// Static xcframework.
 		p_library_handle = RTLD_SELF;

platform/macos/os_macos.h

@@ -85,7 +85,7 @@ class OS_MacOS : public OS_Unix {
 
 	virtual void alert(const String &p_alert, const String &p_title = "ALERT!") override;
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 
 	virtual MainLoop *get_main_loop() const override;
 

platform/macos/os_macos.mm

@@ -217,7 +217,7 @@
 	return p_path;
 }
 
-Error OS_MacOS::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_MacOS::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	String path = get_framework_executable(p_path);
 
 	if (!FileAccess::exists(path)) {

platform/web/os_web.cpp

@@ -243,7 +243,7 @@ bool OS_Web::is_userfs_persistent() const {
 	return idb_available;
 }
 
-Error OS_Web::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_Web::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	String path = p_path.get_file();
 	p_library_handle = dlopen(path.utf8().get_data(), RTLD_NOW);
 	ERR_FAIL_NULL_V_MSG(p_library_handle, ERR_CANT_OPEN, vformat("Can't open dynamic library: %s. Error: %s.", p_path, dlerror()));

platform/web/os_web.h

@@ -108,7 +108,7 @@ class OS_Web : public OS_Unix {
 
 	void alert(const String &p_alert, const String &p_title = "ALERT!") override;
 
-	Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 
 	void resume_audio();
 

platform/windows/SCsub

@@ -17,6 +17,7 @@ common_win = [
     "joypad_windows.cpp",
     "tts_windows.cpp",
     "windows_terminal_logger.cpp",
+    "windows_utils.cpp",
     "native_menu_windows.cpp",
     "gl_manager_windows_native.cpp",
     "gl_manager_windows_angle.cpp",

platform/windows/os_windows.cpp

@@ -34,6 +34,7 @@
 #include "joypad_windows.h"
 #include "lang_table.h"
 #include "windows_terminal_logger.h"
+#include "windows_utils.h"
 
 #include "core/debugger/engine_debugger.h"
 #include "core/debugger/script_debugger.h"
@@ -269,6 +270,10 @@ void OS_Windows::finalize() {
 }
 
 void OS_Windows::finalize_core() {
+	while (!temp_libraries.is_empty()) {
+		_remove_temp_library(temp_libraries.last()->key);
+	}
+
 	FileAccessWindows::finalize();
 
 	timeEndPeriod(1);
@@ -354,7 +359,7 @@ void debug_dynamic_library_check_dependencies(const String &p_root_path, const S
 }
 #endif
 
-Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path) {
+Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path, String *r_resolved_path, bool p_generate_temp_files) {
 	String path = p_path.replace("/", "\\");
 
 	if (!FileAccess::exists(path)) {
@@ -364,6 +369,35 @@ Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_ha
 
 	ERR_FAIL_COND_V(!FileAccess::exists(path), ERR_FILE_NOT_FOUND);
 
+	// Here we want a copy to be loaded.
+	// This is so the original file isn't locked and can be updated by a compiler.
+	if (p_generate_temp_files) {
+		// Copy the file to the same directory as the original with a prefix in the name.
+		// This is so relative path to dependencies are satisfied.
+		String copy_path = path.get_base_dir().path_join("~" + path.get_file());
+
+		// If there's a left-over copy (possibly from a crash) then delete it first.
+		if (FileAccess::exists(copy_path)) {
+			DirAccess::remove_absolute(copy_path);
+		}
+
+		Error copy_err = DirAccess::copy_absolute(path, copy_path);
+		if (copy_err) {
+			ERR_PRINT("Error copying library: " + path);
+			return ERR_CANT_CREATE;
+		}
+
+		FileAccess::set_hidden_attribute(copy_path, true);
+
+		// Save the copied path so it can be deleted later.
+		path = copy_path;
+
+		Error pdb_err = WindowsUtils::copy_and_rename_pdb(path);
+		if (pdb_err != OK && pdb_err != ERR_SKIP) {
+			WARN_PRINT(vformat("Failed to rename the PDB file. The original PDB file for '%s' will be loaded.", path));
+		}
+	}
+
 	typedef DLL_DIRECTORY_COOKIE(WINAPI * PAddDllDirectory)(PCWSTR);
 	typedef BOOL(WINAPI * PRemoveDllDirectory)(DLL_DIRECTORY_COOKIE);
 
@@ -378,8 +412,12 @@ Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_ha
 	}
 
 	p_library_handle = (void *)LoadLibraryExW((LPCWSTR)(path.utf16().get_data()), nullptr, (p_also_set_library_path && has_dll_directory_api) ? LOAD_LIBRARY_SEARCH_DEFAULT_DIRS : 0);
-#ifdef DEBUG_ENABLED
 	if (!p_library_handle) {
+		if (p_generate_temp_files) {
+			DirAccess::remove_absolute(path);
+		}
+
+#ifdef DEBUG_ENABLED
 		DWORD err_code = GetLastError();
 
 		HashSet<String> checekd_libs;
@@ -397,8 +435,10 @@ Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_ha
 		} else {
 			ERR_FAIL_V_MSG(ERR_CANT_OPEN, vformat("Can't open dynamic library: %s. Error: %s.", p_path, format_error_message(err_code)));
 		}
+#endif
 	}
-#else
+
+#ifndef DEBUG_ENABLED
 	ERR_FAIL_NULL_V_MSG(p_library_handle, ERR_CANT_OPEN, vformat("Can't open dynamic library: %s. Error: %s.", p_path, format_error_message(GetLastError())));
 #endif
 
@@ -410,16 +450,33 @@ Error OS_Windows::open_dynamic_library(const String &p_path, void *&p_library_ha
 		*r_resolved_path = path;
 	}
 
+	if (p_generate_temp_files) {
+		temp_libraries[p_library_handle] = path;
+	}
+
 	return OK;
 }
 
 Error OS_Windows::close_dynamic_library(void *p_library_handle) {
 	if (!FreeLibrary((HMODULE)p_library_handle)) {
 		return FAILED;
 	}
+
+	// Delete temporary copy of library if it exists.
+	_remove_temp_library(p_library_handle);
+
 	return OK;
 }
 
+void OS_Windows::_remove_temp_library(void *p_library_handle) {
+	if (temp_libraries.has(p_library_handle)) {
+		String path = temp_libraries[p_library_handle];
+		DirAccess::remove_absolute(path);
+		WindowsUtils::remove_temp_pdbs(path);
+		temp_libraries.erase(p_library_handle);
+	}
+}
+
 Error OS_Windows::get_dynamic_library_symbol_handle(void *p_library_handle, const String &p_name, void *&p_symbol_handle, bool p_optional) {
 	p_symbol_handle = (void *)GetProcAddress((HMODULE)p_library_handle, p_name.utf8().get_data());
 	if (!p_symbol_handle) {

platform/windows/os_windows.h

@@ -127,6 +127,9 @@ class OS_Windows : public OS {
 	bool dwrite_init = false;
 	bool dwrite2_init = false;
 
+	HashMap<void *, String> temp_libraries;
+
+	void _remove_temp_library(void *p_library_handle);
 	String _get_default_fontname(const String &p_font_name) const;
 	DWRITE_FONT_WEIGHT _weight_to_dw(int p_weight) const;
 	DWRITE_FONT_STRETCH _stretch_to_dw(int p_stretch) const;
@@ -155,7 +158,7 @@ class OS_Windows : public OS {
 
 	virtual Error get_entropy(uint8_t *r_buffer, int p_bytes) override;
 
-	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
+	virtual Error open_dynamic_library(const String &p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr, bool p_generate_temp_files = false) override;
 	virtual Error close_dynamic_library(void *p_library_handle) override;
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String &p_name, void *&p_symbol_handle, bool p_optional = false) override;