RE: Synchronous signal delivery..

Giuliano Pochini
2003-02-14T10:46:04Z

> It's a generic "synchronous signal delivery" method, and it uses a
> perfectly regular file descriptor to deliver an arbitrary set of signals
> that are pending.
>
> It adds one new system call:
>
> fd = sigfd(sigset_t * mask, unsigned long flags);

IMHO it's not simply a signal delivery system, it's a message queue. It's
possible to deliver any kind of data to the process, and the fd can be
used to send data to other processes as well.

Bye.