From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <775b8d190603260911h73f5b3ceqb03c5724ab95f6fb@mail.gmail.com>
Date: Mon, 27 Mar 2006 03:11:45 +1000
From: "Bruce Ellis" <bruce.ellis@gmail.com>
To: "Fans of the OS Plan 9 from Bell Labs" <9fans@cse.psu.edu>
Subject: Re: [9fans] new system calls - semacquire, semrelease
In-Reply-To: <8C5B5ACA-74AF-4CE4-B968-2AE392D8069B@orthanc.ca>
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References: <b6e833b996170a0c5fdeced37ce27961@swtch.com>
	<8C5B5ACA-74AF-4CE4-B968-2AE392D8069B@orthanc.ca>
Topicbox-Message-UUID: 22028130-ead1-11e9-9d60-3106f5b1d025

boyd would put keys in pipes so core dumps (incidental or nasty)
wouldn't give them away.  interesting to think about, given my
current plumbing problems (water not bytes).

brucee

On 3/26/06, Lyndon Nerenberg <lyndon@orthanc.ca> wrote:
>
> On Mar 25, 2006, at 8:12 AM, Russ Cox wrote:
>
> > much like the old trick of storing a byte in a pipe
> > and using it as an interprocess lock.
>
> It's a brilliant trick. It let us write some very portable code (to
> windows, too, no less) with almost no effort.  Don't knock
> inginuity.  (Or insanity.  But that's just labels ...)
>
> --lyndon
>