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Re: winch trap delayed until keypress


From: Andreas Schwab
Subject: Re: winch trap delayed until keypress
Date: Fri, 23 May 2014 09:46:14 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux)

Linda Walsh <address@hidden> writes:

>       I think you have that backwards... pselect allows blocking
> the signal.  The default behavior is 'undefined'.

What do you mean with 'undefined'?  pselect installs the exact signal
mask specified, which allows you to atomically *unblock* a signal while
waiting for input.  You don't need pselect if your goal is to block a
signal around select.

Andreas.

-- 
Andreas Schwab, address@hidden
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