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From: pfalstad@phoenix.Princeton.EDU (Paul John Falstad)
Newsgroups: comp.unix.questions
Subject: Re: Can process do an asynchronous wait?
Message-ID: <16894@phoenix.Princeton.EDU>
Date: 31 May 90 05:56:22 GMT
References: <30343@cup.portal.com>
Reply-To: pfalstad@phoenix.Princeton.EDU (Paul John Falstad)
Organization: Princeton University, NJ
Lines: 14

In article <30343@cup.portal.com> tms@cup.portal.com (Alexis TMS Tatarsky) writes:
>If a process forks and execs several child processes, is there any
>way for the parent to detect when the child processes have exited 
>or died without having to wait(2) on them.  I wrote a program where
>the parent caught SIGCLD but I don't know which child it is which
>died. 

If your system has it, use wait3(2) with the WNOHANG flag.

-- 
Paul Falstad  PLINK:Hypnos GEnie:P.FALSTAD net:pfalstad@phoenix.princeton.edu
Disclaimer: My opinions, which belong to me and which I own, are mine.
-Anne Elk (not AN elk!)  The sun never set on the British empire because
the British empire was in the East and the sun sets in the West.