tree c8b0b7f0039539b8108b2bfcabd5c2848f0730f4
parent d67eb5beaa44c17c09f089a522ff483f4978a978
author Chris Dickens <christopher.a.dickens@gmail.com> 1597283071 -0700
committer Chris Dickens <christopher.a.dickens@gmail.com> 1597283071 -0700

core: Add support for eventfd

On systems that support it, using an eventfd for simple signalling is
much more efficient than using a pipe. Add detection of eventfd to the
configure script and wire it up in the POSIX event abstraction.

Signed-off-by: Chris Dickens <christopher.a.dickens@gmail.com>