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From: Andrey Repin <anrdaemon@yandex.ru>
To: "Bence Szépkúti" <szepkuti.bence@gmail.com>, cygwin@cygwin.com
Subject: Re: vfork() question
Date: Sat, 27 Jul 2019 10:50:00 -0000	[thread overview]
Message-ID: <1046206604.20190727133550@yandex.ru> (raw)
In-Reply-To: <CAMkWRsnq5etg984NswsqVXi5T3earBPtgU-gO4zKwknn_HfrTQ@mail.gmail.com>

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Greetings, Bence Szépkúti!

> Hello,

> I was poking around in the fork() code in Cygwin, and was wondering if
> someone could explain to me / point me to a discussion of why the NEWVFORK
> code was abandoned.

> I realise that this code had been disabled as "not working" since 2008,
> however I am interested in why this was the case. Was the concept behind
> "short-circuiting" vfork itself unfeasible in the context of Cygwin? Was a
> compatible implementation too complex / too slow to be worth it compared to
> a regular fork?

> Any insight is appreciated.

I could be wrong, but it may be due to a more reliable ways to implement
forking that became available in Win7+.


-- 
With best regards,
Andrey Repin
Saturday, July 27, 2019 13:34:49

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  reply	other threads:[~2019-07-27 10:50 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-27 10:02 Bence Szépkúti
2019-07-27 10:50 ` Andrey Repin [this message]
2019-07-29  7:57 ` Corinna Vinschen

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