Re: real POSIX.1b semaphores

Alan Cox (
Tue, 19 Nov 1996 19:11:18 +0000 (GMT)

> OK, and does signal delivery works as expected? I.e., can one
> thread send a signal to another in the same process? I don't know
> much about this but haven't found a sign of a thread ID.

There is no notion of a seperate thread id. CLONE_PID is also likely to
become a kernel only feature. Its just there to support multiple idle
threads on SMP boxes.

Unless of course you have a neat use for it...