Object* NativeMethod::executor_implementation(STATE, CallFrame* call_frame, Dispatch& msg, Arguments& args) { NativeMethod* nm = as<NativeMethod>(msg.method); int arity = nm->arity()->to_int(); if(arity >= 0 && (size_t)arity != args.total()) { Exception* exc = Exception::make_argument_error( state, arity, args.total(), msg.name); exc->locations(state, System::vm_backtrace(state, Fixnum::from(1), call_frame)); state->thread_state()->raise_exception(exc); return NULL; } NativeMethodEnvironment* env = native_method_environment.get(); NativeMethodFrame nmf(env->current_native_frame()); CallFrame* saved_frame = env->current_call_frame(); Object* saved_block = env->block(); env->set_current_call_frame(call_frame); env->set_current_native_frame(&nmf); env->set_current_block(args.block()); Object* ret; ExceptionPoint ep(env); PLACE_EXCEPTION_POINT(ep); if(unlikely(ep.jumped_to())) { ret = NULL; } else { #ifdef RBX_PROFILER if(unlikely(state->shared.profiling())) { profiler::MethodEntry method(state, msg, args); ret = nm->call(state, env, args); } else { ret = nm->call(state, env, args); } #else ret = nm->call(state, env, args); #endif } env->set_current_block(saved_block); env->set_current_call_frame(saved_frame); env->set_current_native_frame(nmf.previous()); ep.pop(env); return ret; }