...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Remove all signals from a signal_set
.
void clear( boost::system::error_code & ec);
This function removes all signals from the set. It has no effect if the set is already empty.
Set to indicate what error occurred, if any.
Removes all queued notifications.