From: "Clément Pit--Claudel" <clement.pit@gmail.com>
To: Eli Zaretskii <eliz@gnu.org>
Cc: 22344@debbugs.gnu.org
Subject: bug#22344: 25.0.50 (and 24.5.1, 24.4); Sending 4097 bytes to a subprocess hangs Emacs on Windows 8 and 10
Date: Thu, 14 Jan 2016 13:30:30 -0500 [thread overview]
Message-ID: <5697E946.8080501@gmail.com> (raw)
In-Reply-To: <83si20ghw4.fsf@gnu.org>
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On 01/14/2016 01:01 PM, Eli Zaretskii wrote:
>> Cc: 22344@debbugs.gnu.org
>> From: Clément Pit--Claudel <clement.pit@gmail.com>
>> Date: Wed, 13 Jan 2016 19:48:38 -0500
>>
>> Eli, there's something magical about your debugging abilities.
>> I downloaded and compiled the latest master on Windows 8; I could reproduce the bug there. Then I checked out emacs-25 and recompiled, and the bug seems to be gone! Amazing.
>
> I wish I had such magic, but I don't. It's just a lot of hard work,
> that's all. But thank you for your kind words.
>
>> This is only for my personal curiosity, but would you mind expanding a bit on what the issue was (and how you found out)? I read the commit message and looked at the diff, but I don't think I understood everything from there. Did you have to look at node.js' source code? Would it be helpful for me to file a bug with node.js?
>
> I'm not entirely sure what caused the issue. From the Emacs side, it
> looked like the other end of the pipe wasn't read at all: each time
> Emacs called _write, it got the return value of -1 with errno set to
> ENOSPC, which means the pipe's buffer is full. No other program with
> which I tried the same test case did this. With those other programs,
> after a few first attempts which returned -1, _write started to return
> positive values, meaning that it succeeded to write some part of the
> stuff.
> (...)
Thanks a lot for the explanations! I've raised an issue with the Node.js people, inviting them to join this discussion if there was interest about fixing this on their side.
Cheers,
Clément.
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next prev parent reply other threads:[~2016-01-14 18:30 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-11 5:42 bug#22344: 25.0.50 (and 24.5.1, 24.4); Sending 4097 bytes to a subprocess hangs Emacs on Windows 8 and 10 Clément Pit--Claudel
2016-01-11 15:37 ` Eli Zaretskii
2016-01-11 16:11 ` Clément Pit--Claudel
2016-01-11 16:31 ` Eli Zaretskii
2016-01-11 16:52 ` Clément Pit--Claudel
2016-01-11 17:18 ` Clément Pit--Claudel
2016-01-11 17:51 ` Eli Zaretskii
2016-01-11 17:55 ` Clément Pit--Claudel
2016-01-11 18:02 ` Clément Pit--Claudel
2016-01-11 19:33 ` Eli Zaretskii
2016-01-11 19:41 ` Clément Pit--Claudel
2016-01-12 16:44 ` Eli Zaretskii
2016-01-14 0:48 ` Clément Pit--Claudel
2016-01-14 18:01 ` Eli Zaretskii
2016-01-14 18:30 ` Clément Pit--Claudel [this message]
2016-01-11 16:40 ` Clément Pit--Claudel
2016-01-11 17:39 ` Eli Zaretskii
2016-01-11 17:53 ` Clément Pit--Claudel
2016-01-13 20:20 ` Benjamin Schwehn
2016-01-13 20:43 ` Eli Zaretskii
2016-01-14 16:36 ` Benjamin Schwehn
2016-01-14 18:05 ` Eli Zaretskii
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