From owner-freebsd-hackers  Mon May 20 15:27:22 2002
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Date: Mon, 20 May 2002 15:27:18 -0700
From: Alfred Perlstein <bright@mu.org>
To: Mike Silbersack <silby@silby.com>
Cc: Doug White <dwhite@resnet.uoregon.edu>,
	Zhihui Zhang <zzhang@cs.binghamton.edu>, freebsd-hackers@FreeBSD.ORG
Subject: Re: kernel daemon clean up
Message-ID: <20020520222718.GD54960@elvis.mu.org>
References: <20020520220723.GB54960@elvis.mu.org> <20020520171426.Q4105-100000@patrocles.silby.com>
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* Mike Silbersack <silby@silby.com> [020520 15:15] wrote:
> 
> On Mon, 20 May 2002, Alfred Perlstein wrote:
> 
> > level not edge.  I think you can also use the CURSIG macro to check
> > for pending signals if you don't want to yeild.
> >
> > --
> > -Alfred Perlstein [alfred@freebsd.org]
> 
> Is any of this documented right now?  I had a use for checking whether a
> kill signal was present for a process inside the vm system a few months
> back, but didn't believe it was possible without causing side effects.  If
> I can check for signals easily, that would be a big plus.

Why not crib from the sys/signalvar.h:SIGPENDING() macro?

Add it to a manpage someplace. :)

-- 
-Alfred Perlstein [alfred@freebsd.org]
'Instead of asking why a piece of software is using "1970s technology,"
 start asking why software is ignoring 30 years of accumulated wisdom.'
Tax deductible donations for FreeBSD: http://www.freebsdfoundation.org/

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