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GDScript: fix segfault on invalid script

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This commit is contained in:
rune-scape 2024-05-16 15:34:28 -07:00
parent c27f24da81
commit 9fa13da16f
2 changed files with 53 additions and 1 deletions
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48
modules/gdscript/gdscript.cpp
View File

@ -396,6 +396,8 @@ bool GDScript::get_property_default_value(const StringName &p_property, Variant
}
ScriptInstance *GDScript::instance_create(Object *p_this) {
ERR_FAIL_COND_V_MSG(!valid, nullptr, "Script is invalid!");
GDScript *top = this;
while (top->_base) {
top = top->_base;
@ -902,6 +904,11 @@ void GDScript::unload_static() const {
}
Variant GDScript::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
if (unlikely(!valid)) {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
GDScript *top = this;
while (top) {
HashMap<StringName, GDScriptFunction *>::Iterator E = top->member_functions.find(p_method);
@ -924,6 +931,10 @@ bool GDScript::_get(const StringName &p_name, Variant &r_ret) const {
return true;
}
if (unlikely(!valid)) {
return false;
}
const GDScript *top = this;
while (top) {
{
@ -980,6 +991,10 @@ bool GDScript::_set(const StringName &p_name, const Variant &p_value) {
return true;
}
if (unlikely(!valid)) {
return false;
}
GDScript *top = this;
while (top) {
HashMap<StringName, MemberInfo>::ConstIterator E = top->static_variables_indices.find(p_name);
@ -1014,6 +1029,10 @@ bool GDScript::_set(const StringName &p_name, const Variant &p_value) {
void GDScript::_get_property_list(List<PropertyInfo> *p_properties) const {
p_properties->push_back(PropertyInfo(Variant::STRING, "script/source", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NO_EDITOR | PROPERTY_USAGE_INTERNAL));
if (unlikely(!valid)) {
return;
}
List<const GDScript *> classes;
const GDScript *top = this;
while (top) {
@ -1630,6 +1649,10 @@ GDScript::~GDScript() {
//////////////////////////////
bool GDScriptInstance::set(const StringName &p_name, const Variant &p_value) {
if (unlikely(!script->valid)) {
return false;
}
{
HashMap<StringName, GDScript::MemberInfo>::Iterator E = script->member_indices.find(p_name);
if (E) {
@ -1703,6 +1726,10 @@ bool GDScriptInstance::set(const StringName &p_name, const Variant &p_value) {
}
bool GDScriptInstance::get(const StringName &p_name, Variant &r_ret) const {
if (unlikely(!script->valid)) {
return false;
}
{
HashMap<StringName, GDScript::MemberInfo>::ConstIterator E = script->member_indices.find(p_name);
if (E) {
@ -1823,6 +1850,10 @@ void GDScriptInstance::validate_property(PropertyInfo &p_property) const {
}
void GDScriptInstance::get_property_list(List<PropertyInfo> *p_properties) const {
if (unlikely(!script->valid)) {
return;
}
// exported members, not done yet!
const GDScript *sptr = script.ptr();
@ -1901,6 +1932,10 @@ void GDScriptInstance::get_property_list(List<PropertyInfo> *p_properties) const
}
bool GDScriptInstance::property_can_revert(const StringName &p_name) const {
if (unlikely(!script->valid)) {
return false;
}
Variant name = p_name;
const Variant *args[1] = { &name };
@ -1921,6 +1956,10 @@ bool GDScriptInstance::property_can_revert(const StringName &p_name) const {
}
bool GDScriptInstance::property_get_revert(const StringName &p_name, Variant &r_ret) const {
if (unlikely(!script->valid)) {
return false;
}
Variant name = p_name;
const Variant *args[1] = { &name };
@ -1995,6 +2034,11 @@ void GDScriptInstance::_call_implicit_ready_recursively(GDScript *p_script) {
}
Variant GDScriptInstance::callp(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error) {
if (unlikely(!script->valid)) {
r_error.error = Callable::CallError::CALL_ERROR_INVALID_METHOD;
return Variant();
}
GDScript *sptr = script.ptr();
if (unlikely(p_method == SceneStringName(_ready))) {
// Call implicit ready first, including for the super classes recursively.
@ -2012,6 +2056,10 @@ Variant GDScriptInstance::callp(const StringName &p_method, const Variant **p_ar
}
void GDScriptInstance::notification(int p_notification, bool p_reversed) {
if (unlikely(!script->valid)) {
return;
}
//notification is not virtual, it gets called at ALL levels just like in C.
Variant value = p_notification;
const Variant *args[1] = { &value };

6
modules/gdscript/gdscript_compiler.cpp
View File

@ -3228,7 +3228,11 @@ Error GDScriptCompiler::compile(const GDScriptParser *p_parser, GDScript *p_scri
GDScriptCache::add_static_script(p_script);
}
return GDScriptCache::finish_compiling(main_script->path);
err = GDScriptCache::finish_compiling(main_script->path);
if (err) {
main_script->valid = false;
}
return err;
}
String GDScriptCompiler::get_error() const {