axl_bool vortex_channel_is_empty_pending_message ( VortexChannel channel)

Allows to check if the provided channel has pending channels to be sent (they are queued due to performance reasons like remote window exhausted).

channelThe channel to check for its pending messages.
axl_true in the case pending queue is empty, otherwise axl_false is returned.

References vortex_mutex_lock(), and vortex_mutex_unlock().