Method readable_await

lib_acl_cpp/src/stream/aio_istream.cpp:329–336

}

void aio_istream::readable_await(int timeout /* = 0 */)
{
	// ���������첽����ʱʱ��
	if (timeout >= 0) {
		ACL_AIO_SET_TIMEOUT(stream_, timeout);
	}
	acl_aio_enable_read(stream_, read_wakeup, this);
}

int aio_istream::read_callback(ACL_ASTREAM* stream acl_unused, void* ctx,
	char* data, int len)