bool f_interface_exists(CStrRef interface_name, bool autoload /* = true */) {
const ClassInfo *info =
ClassInfo::FindInterface(interface_name.data());
if (info) {
if (autoload && (info->getAttribute() & ClassInfo::IsVolatile) != 0) {
checkClassExists(interface_name, get_globals(), true);
}
return info->isDeclared();
}
// look for interfaces redeclared by classes
info = ClassInfo::FindClass(interface_name.data());
if (info && info->isClassInfoRedeclared()) {
if (autoload && (info->getAttribute() & ClassInfo::IsVolatile) != 0) {
checkClassExists(interface_name, get_globals(), true);
}
// XXX we currently do not update cso for interfaces, which means that
// if the name is declared, and getCurrent() is still info itself, it must
// be an interface.
if (!info->isDeclared()) return false;
return info->getCurrent()->isClassInfoRedeclared();
}
return false;
}
bool f_interface_exists(CStrRef interface_name, bool autoload /* = true */) {
const ClassInfo::ClassInfo *info =
ClassInfo::FindInterface(interface_name.data());
if (info) {
if (autoload && (info->getAttribute() & ClassInfo::IsVolatile) != 0) {
checkClassExists(interface_name, get_globals(), true);
}
return info->isDeclared();
}
return false;
}
bool f_class_exists(CStrRef class_name, bool autoload /* = true */) {
const ClassInfo *info = ClassInfo::FindClass(class_name.data());
if (info) {
if (autoload && (info->getAttribute() & ClassInfo::IsVolatile) != 0) {
checkClassExists(class_name, get_globals(), true);
}
if (!info->isDeclared()) return false;
// XXX see the comment in f_interface_exists().
return !(info->getCurrent()->isClassInfoRedeclared());
}
return false;
}
