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From: karl@osu-eddie.UUCP (Karl Kleinpaste)
Newsgroups: net.unix-wizards
Subject: Re: System V and SIGCLD
Message-ID: <1800@osu-eddie.UUCP>
Date: Mon, 12-May-86 11:00:09 EDT
Article-I.D.: osu-eddi.1800
Posted: Mon May 12 11:00:09 1986
Date-Received: Wed, 14-May-86 12:21:43 EDT
References: <709@cheviot.uucp> <283@enmasse.UUCP>
Organization: OSU
Lines: 14

In article <283@enmasse.UUCP> keith@enmasse.UUCP (Keith Crews) writes:
>The signal is raised again because the child still exists.  To do what you
>want you have to do a wait in the signal handler before resetting the signal.
>This explaination is due to a fellow employee - any errors in conveying it
>are no doubt due to me.  In my system V manual there is a discussion of
>what happens to SIGCLD while the signal catcher is executing, but it
>does not seem to imply this behavior.

Yes, it does imply that behavior.  Not having a manual in front of me
this instant, I can't quote directly; but I distinctly recall that the
description includes the comment that the handler will be continually
re-entered until all the dead children have been cleaned up.
-- 
Karl Kleinpaste