Re: [PATCH] pselect: Use linux pselect syscall when available

Waldemar Brodkorb <[email protected]> Thu, 17 Dec 2015 21:05:48 +0100
Newsgroups gmane.comp.lib.uclibc.general
Message-ID <[email protected]>
Hi Nicolas,
Nicolas S. Dade wrote,

> Linux has a pselect syscall since 2.6.something. Using it
> rather than emulating it with sigprocmask+select+sigprocmask
> is smaller code, and works properly. (The emulation has
> race conditions when unblocked signals arrive before or
> after the select)

Did you see the race condition in real code or do you have 
a testcase for it?

best regards
 Waldemar