From: Takashi Yano <takashi.yano@nifty.ne.jp>
To: pdt@dontech.dk
Cc: cygwin@cygwin.com
Subject: Re: fork: Resource temporarily unavailable errors after upgrading cygwin packages
Date: Thu, 13 Feb 2020 04:14:00 -0000 [thread overview]
Message-ID: <20200213131322.66b104901134c644c0dad57e@nifty.ne.jp> (raw)
In-Reply-To: <3971cde6277a16cb04ac25067b4478b9cfbfa319.camel@dontech.dk>
On Wed, 12 Feb 2020 11:54:02 +0100
Peter Dons Tychsen wrote:
> Hi Takashi,
>
> On Wed, 2020-02-12 at 11:24 +0900, Takashi Yano wrote:
> > My failure in pty code was that I used kill() in pty system
> > calls. kill() can be used check if the process is still alive
> > by passing signal number of 0 to the second argument. It returns
> > -1 if the process already exited. However, in this case errno
> > is set to ESRCH. As a result, the errno value which pty system
> > call set is accidentally overwritten by kill().
>
> OK, thanks for clearing all that up. Just wanted to make sure kill()
> was not buggy :-).
>
> I will test the committed patch and the upcoming release vigerously to
> see if there are still bugs to be found in this area. Not sure why i
> get fork() errors and you do not (my tests with the example i made
> always causes fork() errors in 3.1.2).
>
> Thanks for all the help and your snappy replies,
Could you please try latest snapshot?
https://cygwin.com/snapshots/
--
Takashi Yano <takashi.yano@nifty.ne.jp>
--
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next prev parent reply other threads:[~2020-02-13 4:14 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <6d43c714-c4ba-4f0c-9913-cb8453129c85@gmail.com>
[not found] ` <d24aa066-ab3d-9ff0-215a-0a1ed1ec2e5d@cornell.edu>
2020-01-01 22:32 ` David Finnie
2020-01-01 23:43 ` David Finnie
2020-01-02 3:02 ` Ken Brown
2020-01-02 21:58 ` Peter Dons Tychsen
2020-01-02 22:29 ` David Finnie
2020-01-02 22:40 ` Ken Brown
2020-02-05 21:46 ` Peter Dons Tychsen
2020-02-05 22:07 ` Ken Brown
2020-02-06 0:07 ` Takashi Yano
2020-02-05 22:18 ` David Finnie
2020-02-05 22:31 ` Ken Brown
2020-02-05 23:07 ` David Finnie
2020-02-05 23:35 ` Ken Brown
2020-02-07 18:13 ` Brian Inglis
2020-02-07 21:44 ` David Finnie
2020-02-10 20:58 ` Peter Dons Tychsen
2020-02-10 21:34 ` David Finnie
2020-02-11 2:21 ` Takashi Yano
2020-02-11 10:38 ` Peter Dons Tychsen
2020-02-11 10:40 ` Peter Dons Tychsen
2020-02-11 13:16 ` Takashi Yano
2020-02-11 14:21 ` Ken Brown
2020-02-12 14:40 ` Takashi Yano
2020-02-11 21:31 ` Peter Dons Tychsen
2020-02-12 2:25 ` Takashi Yano
2020-02-12 7:50 ` Corinna Vinschen
[not found] ` <20200212112411.32f05ee5ce2c1401bd076746@nifty.ne.jp>
[not found] ` <3971cde6277a16cb04ac25067b4478b9cfbfa319.camel@dontech.dk>
2020-02-13 4:14 ` Takashi Yano [this message]
2020-02-13 21:42 ` Peter Dons Tychsen
2020-02-14 1:25 ` Takashi Yano
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