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Re: [50 character or so descriptive subject here (for reference)]


From: Chet Ramey
Subject: Re: [50 character or so descriptive subject here (for reference)]
Date: Fri, 15 Dec 2000 16:31:52 -0500

I wrote:

> If the SIGCHLD happens between the time that wait_for finds that the
> child process is running and the time it calls waitchld(), there might
> be a problem.  There's a very small window before wait_for sets
> waiting_for_job to 1 and calls waitchld() that a SIGCHLD may arrive.

This is wrong; the first thing wait_for() does is to block SIGCHLD.
There's no window.

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
( ``Discere est Dolere'' -- chet)

Chet Ramey, CWRU    address@hidden    http://cnswww.cns.cwru.edu/~chet/



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