Date: Fri, 25 Aug 2000 18:59:26 +0100 From: Ben Smithurst <ben@FreeBSD.org> To: "'Alfred Perlstein'" <bright@wintelcom.net> Cc: "Yevmenkin, Maksim N, CSCIO" <myevmenkin@att.com>, core-ix@hushmail.com, freebsd-hackers@FreeBSD.ORG Subject: Re: Preventing zombies to occure Message-ID: <20000825185926.D30144@strontium.scientia.demon.co.uk> In-Reply-To: <20000825175439.C30144@strontium.scientia.demon.co.uk> References: <E598F159668DD311B9C700902799EAF44734E5@njb140po01.ems.att.com> <20000825062409.O1209@fw.wintelcom.net> <20000825175439.C30144@strontium.scientia.demon.co.uk>
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> 'Alfred Perlstein' wrote:
>
>> int
>> sigchld_handler(int)
>> {
>>
>> while (waitpid(-1, NULL, 0) || errno == EINTR)
>> ;
>> }
actually, shouldn't you use WNOHANG when calling waitpid() there? What
I normally do is
int e = errno;
while (waitpid(-1, NULL, WNOHANG) > 0)
;
errno = e;
But I think I'm drifting from the original point.
--
Ben Smithurst / ben@FreeBSD.org / PGP: 0x99392F7D
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