Re: Does "options P1003_1B_SEMAPHORE" still exist?

[Matthias Drochner <M.Drochner%fz-juelich.de@localhost>]

On Tue, 6 May 2014 21:27:27 +0200
Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> > While I don't think that it causes these problems, an obvious
> > deficiency is that our kernel semaphores get inherited to child
> > processes, while Posix says that they should be closed on exec.
>
> Where?

In
http://pubs.opengroup.org/onlinepubs/009604499/functions/sem_open.html
right in the first chapter:

The semaphore remains usable by this process until the semaphore is
closed by a successful call to sem_close(), _exit(), or one of the exec
functions.

best regards
Matthias


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