...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
enum wait_type
Wait for a descriptor to become ready to read.
Wait for a descriptor to become ready to write.
Wait for a descriptor to have error conditions pending.
For use with descriptor::wait()
and descriptor::async_wait()
.