Merge pull request #108614 from dsnopek/gdextension-compat-unexposed-classes

GDExtension: Prevent compatibility breakage from change to `ClassDB::instantiate()` for unexposed classes
This commit is contained in:
Thaddeus Crews 2025-07-23 13:27:02 -05:00
commit b74c8b4c03
No known key found for this signature in database
GPG key ID: 8C6E5FEB5FC03CCC
3 changed files with 39 additions and 13 deletions

View file

@ -240,7 +240,7 @@ public:
#ifndef DISABLE_DEPRECATED
void GDExtension::_register_extension_class(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo *p_extension_funcs) {
const GDExtensionClassCreationInfo4 class_info4 = {
const GDExtensionClassCreationInfo5 class_info5 = {
p_extension_funcs->is_virtual, // GDExtensionBool is_virtual;
p_extension_funcs->is_abstract, // GDExtensionBool is_abstract;
true, // GDExtensionBool is_exposed;
@ -274,14 +274,14 @@ void GDExtension::_register_extension_class(GDExtensionClassLibraryPtr p_library
p_extension_funcs->get_virtual_func, // GDExtensionClassGetVirtual get_virtual_func;
nullptr,
};
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info4, &legacy);
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info5, &legacy);
}
void GDExtension::_register_extension_class2(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo2 *p_extension_funcs) {
const GDExtensionClassCreationInfo4 class_info4 = {
const GDExtensionClassCreationInfo5 class_info5 = {
p_extension_funcs->is_virtual, // GDExtensionBool is_virtual;
p_extension_funcs->is_abstract, // GDExtensionBool is_abstract;
p_extension_funcs->is_exposed, // GDExtensionBool is_exposed;
true, // GDExtensionBool is_exposed;
false, // GDExtensionBool is_runtime;
nullptr, // GDExtensionConstStringPtr icon_path;
p_extension_funcs->set_func, // GDExtensionClassSet set_func;
@ -312,14 +312,14 @@ void GDExtension::_register_extension_class2(GDExtensionClassLibraryPtr p_librar
p_extension_funcs->get_virtual_func, // GDExtensionClassGetVirtual get_virtual_func;
p_extension_funcs->get_virtual_call_data_func, // GDExtensionClassGetVirtual get_virtual_func;
};
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info4, &legacy);
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info5, &legacy);
}
void GDExtension::_register_extension_class3(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo3 *p_extension_funcs) {
const GDExtensionClassCreationInfo4 class_info4 = {
const GDExtensionClassCreationInfo5 class_info5 = {
p_extension_funcs->is_virtual, // GDExtensionBool is_virtual;
p_extension_funcs->is_abstract, // GDExtensionBool is_abstract;
p_extension_funcs->is_exposed, // GDExtensionBool is_exposed;
true, // GDExtensionBool is_exposed;
p_extension_funcs->is_runtime, // GDExtensionBool is_runtime;
nullptr, // GDExtensionConstStringPtr icon_path;
p_extension_funcs->set_func, // GDExtensionClassSet set_func;
@ -350,16 +350,22 @@ void GDExtension::_register_extension_class3(GDExtensionClassLibraryPtr p_librar
p_extension_funcs->get_virtual_func, // GDExtensionClassGetVirtual get_virtual_func;
p_extension_funcs->get_virtual_call_data_func, // GDExtensionClassGetVirtual get_virtual_func;
};
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info4, &legacy);
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info5, &legacy);
}
void GDExtension::_register_extension_class4(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs) {
GDExtensionClassCreationInfo5 class_info5 = *p_extension_funcs;
// Force classes to be exposed, because the behavior of unexposed classes changed in an incompatible (albeit, minor) way.
class_info5.is_exposed = true;
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, &class_info5);
}
#endif // DISABLE_DEPRECATED
void GDExtension::_register_extension_class4(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs) {
void GDExtension::_register_extension_class5(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo5 *p_extension_funcs) {
_register_extension_class_internal(p_library, p_class_name, p_parent_class_name, p_extension_funcs);
}
void GDExtension::_register_extension_class_internal(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs, const ClassCreationDeprecatedInfo *p_deprecated_funcs) {
void GDExtension::_register_extension_class_internal(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo5 *p_extension_funcs, const ClassCreationDeprecatedInfo *p_deprecated_funcs) {
GDExtension *self = reinterpret_cast<GDExtension *>(p_library);
StringName class_name = *reinterpret_cast<const StringName *>(p_class_name);
@ -807,8 +813,9 @@ void GDExtension::initialize_gdextensions() {
register_interface_function("classdb_register_extension_class", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class);
register_interface_function("classdb_register_extension_class2", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class2);
register_interface_function("classdb_register_extension_class3", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class3);
#endif // DISABLE_DEPRECATED
register_interface_function("classdb_register_extension_class4", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class4);
#endif // DISABLE_DEPRECATED
register_interface_function("classdb_register_extension_class5", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class5);
register_interface_function("classdb_register_extension_class_method", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class_method);
register_interface_function("classdb_register_extension_class_virtual_method", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class_virtual_method);
register_interface_function("classdb_register_extension_class_integer_constant", (GDExtensionInterfaceFunctionPtr)&GDExtension::_register_extension_class_integer_constant);

View file

@ -80,9 +80,10 @@ class GDExtension : public Resource {
static void _register_extension_class(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo *p_extension_funcs);
static void _register_extension_class2(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo2 *p_extension_funcs);
static void _register_extension_class3(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo3 *p_extension_funcs);
#endif // DISABLE_DEPRECATED
static void _register_extension_class4(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs);
static void _register_extension_class_internal(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs, const ClassCreationDeprecatedInfo *p_deprecated_funcs = nullptr);
#endif // DISABLE_DEPRECATED
static void _register_extension_class5(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo5 *p_extension_funcs);
static void _register_extension_class_internal(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo5 *p_extension_funcs, const ClassCreationDeprecatedInfo *p_deprecated_funcs = nullptr);
static void _register_extension_class_method(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, const GDExtensionClassMethodInfo *p_method_info);
static void _register_extension_class_virtual_method(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, const GDExtensionClassVirtualMethodInfo *p_method_info);
static void _register_extension_class_integer_constant(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_enum_name, GDExtensionConstStringNamePtr p_constant_name, GDExtensionInt p_constant_value, GDExtensionBool p_is_bitfield);

View file

@ -399,6 +399,8 @@ typedef struct {
void *class_userdata; // Per-class user data, later accessible in instance bindings.
} GDExtensionClassCreationInfo4;
typedef GDExtensionClassCreationInfo4 GDExtensionClassCreationInfo5;
typedef void *GDExtensionClassLibraryPtr;
/* Passed a pointer to a PackedStringArray that should be filled with the classes that may be used by the GDExtension. */
@ -2943,6 +2945,7 @@ typedef void (*GDExtensionInterfaceClassdbRegisterExtensionClass3)(GDExtensionCl
/**
* @name classdb_register_extension_class4
* @since 4.4
* @deprecated in Godot 4.5. Use `classdb_register_extension_class5` instead.
*
* Registers an extension class in the ClassDB.
*
@ -2955,6 +2958,21 @@ typedef void (*GDExtensionInterfaceClassdbRegisterExtensionClass3)(GDExtensionCl
*/
typedef void (*GDExtensionInterfaceClassdbRegisterExtensionClass4)(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo4 *p_extension_funcs);
/**
* @name classdb_register_extension_class5
* @since 4.5
*
* Registers an extension class in the ClassDB.
*
* Provided struct can be safely freed once the function returns.
*
* @param p_library A pointer the library received by the GDExtension's entry point function.
* @param p_class_name A pointer to a StringName with the class name.
* @param p_parent_class_name A pointer to a StringName with the parent class name.
* @param p_extension_funcs A pointer to a GDExtensionClassCreationInfo2 struct.
*/
typedef void (*GDExtensionInterfaceClassdbRegisterExtensionClass5)(GDExtensionClassLibraryPtr p_library, GDExtensionConstStringNamePtr p_class_name, GDExtensionConstStringNamePtr p_parent_class_name, const GDExtensionClassCreationInfo5 *p_extension_funcs);
/**
* @name classdb_register_extension_class_method
* @since 4.1