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Merge pull request #36481 from nekomatata/fix-crash-connect-callable

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Fixed crash when connecting a signal in GDScript
This commit is contained in:
Rémi Verschelde 2020-02-25 13:26:08 +01:00 committed by GitHub
commit fe1dfb5fb7
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 4 deletions
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14
core/object.cpp
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@ -1405,6 +1405,9 @@ Error Object::connect(const StringName &p_signal, const Callable &p_callable, co
ERR_FAIL_COND_V(p_callable.is_null(), ERR_INVALID_PARAMETER);
Object *target_object = p_callable.get_object();
ERR_FAIL_COND_V(!target_object, ERR_INVALID_PARAMETER);
SignalData *s = signal_map.getptr(p_signal);
if (!s) {
bool signal_is_valid = ClassDB::has_signal(get_class_name(), p_signal);
@ -1449,7 +1452,7 @@ Error Object::connect(const StringName &p_signal, const Callable &p_callable, co
conn.flags = p_flags;
conn.binds = p_binds;
slot.conn = conn;
slot.cE = p_callable.get_object()->connections.push_back(conn);
slot.cE = target_object->connections.push_back(conn);
if (p_flags & CONNECT_REFERENCE_COUNTED) {
slot.reference_count = 1;
}
@ -1498,6 +1501,10 @@ void Object::disconnect(const StringName &p_signal, const Callable &p_callable)
void Object::_disconnect(const StringName &p_signal, const Callable &p_callable, bool p_force) {
ERR_FAIL_COND(p_callable.is_null());
Object *target_object = p_callable.get_object();
ERR_FAIL_COND(!target_object);
SignalData *s = signal_map.getptr(p_signal);
ERR_FAIL_COND_MSG(!s, vformat("Nonexistent signal '%s' in %s.", p_signal, to_string()));
@ -1511,9 +1518,8 @@ void Object::_disconnect(const StringName &p_signal, const Callable &p_callable,
return;
}
}
Object *object = p_callable.get_object();
ERR_FAIL_COND(!object);
object->connections.erase(slot->cE);
target_object->connections.erase(slot->cE);
s->slot_map.erase(p_callable);
if (s->slot_map.empty() && ClassDB::has_signal(get_class_name(), p_signal)) {

2
core/variant.cpp
View File

@ -1549,6 +1549,8 @@ Variant::operator uint64_t() const {
Variant::operator ObjectID() const {
if (type == INT) {
return ObjectID(_data._int);
} else if (type == OBJECT) {
return _get_obj().id;
} else {
return ObjectID();
}