X-Recipient: archive-cygwin AT delorie DOT com
DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:reply-to:message-id:to:subject
	:in-reply-to:references:mime-version:content-type
	:content-transfer-encoding; q=dns; s=default; b=RevuEnOZrUrBwEzN
	tSWXbD5DXqT2jXV7ifKLlvbqEV79LqCTfgQVIMKMRv79VMoiQfKXYoa1is5ftaEZ
	5hmKiBGeWyZdjrG50PwNEFmUtbFJNbVciDnM9wHqPTAnp7pFZ6y+6tUEpH9ALf3H
	McCeUyXxO9/1zmsWlEClm7i+ftQ=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:reply-to:message-id:to:subject
	:in-reply-to:references:mime-version:content-type
	:content-transfer-encoding; s=default; bh=fh/rhqSVs7Y11DMeNB0l7z
	lL1+0=; b=N2TG2NUwocmGnsGZlnZcjB1Q/51vzkRPXhBkwx0SnXoG+lGxUK3Wj3
	8RHX0AAdQVSYNRdHCGfI2G0aQwQDnqvU1K2IHxIGYDSCg+esLtYxASQij3m/V6ra
	FeZPQke4heyXLT9GjVdQsUl7mr0R5JhXwFC9OxB0S5Vbok2XiJ/Qc=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com
Authentication-Results: sourceware.org; auth=none
X-Virus-Found: No
X-Spam-SWARE-Status: No, score=1.7 required=5.0 tests=AWL,BAYES_50,FREEMAIL_FROM,KAM_BODY_URIBL_PCCC,KAM_FROM_URIBL_PCCC,KAM_THEBAT,SPF_SOFTFAIL autolearn=no version=3.3.2
X-HELO: smtp.ht-systems.ru
Date: Wed, 3 Dec 2014 10:27:41 +0300
From: Andrey Repin <anrdaemon AT yandex DOT ru>
Reply-To: cygwin AT cygwin DOT com
Message-ID: <11948217.20141203102741@yandex.ru>
To: Corinna Vinschen <cygwin AT cygwin DOT com>, cygwin AT cygwin DOT com
Subject: Re: Fatal error using flock
In-Reply-To: <20141202155213.GX3810@calimero.vinschen.de>
References: <CAFSgOmZQ2WCABJa0gdN_7A2PhE+8CguqjA7ZQ8xXcDdc7OnDWw AT mail DOT gmail DOT com>   <20141202134803 DOT GW3810 AT calimero DOT vinschen DOT de>  <20141202155213 DOT GX3810 AT calimero DOT vinschen DOT de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
X-IsSubscribed: yes

Greetings, Corinna Vinschen!

> On Dec  2 14:48, Corinna Vinschen wrote:
>> On Dec  1 23:43, Kyle R. wrote:
>> > I've run into a problem with flock while doing some parallel scripting
>> > in bash (also seen in dash) on the latest 64-bit version of Cygwin
>> > running on Windows 8.1. In the attached simple test case, the code
>> > locks and unlocks a file in a loop. After the first iteration of the
>> > loop is completed, this error is thrown:
>> > 
>> >       0 [main] flock 7008 C:\cygwin64\bin\flock.exe: *** fatal error -
>> > NtCreateEvent(lock): 0xC0000035
>> > ./test.sh: line 12:  7008 Hangup                  flock -x 5
>> 
>> Confirmed.  I'll investigate.
>> 
>> > However, the problem doesn't occur if I comment out the "while true
>> > do" and "done" and call the script file from a while loop in another
>> > bash script.
>> 
>> This sounds like a problem with the parent process holding the event
>> object connected to the lock.  This doesn't happen in the second case,
>> because the parent holding the lock disappeared as well.

> Ouch.  The handle in the parent got created non-inheritable.  That's
> bad if the handle is utilized in subsequent child processes which rely
> on being able to access the handle.

> I applied a patch and created a new developer snapshot on
> https://cygwin.com/snapshots/

> Please give it a try.

Works here with original STC.


--
WBR,
Andrey Repin (anrdaemon AT yandex DOT ru) 03.12.2014, <10:27>

Sorry for my terrible english...


--
Problem reports:       http://cygwin.com/problems.html
FAQ:                   http://cygwin.com/faq/
Documentation:         http://cygwin.com/docs.html
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple