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:subject:to:references:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; q=dns; s=default; b=us9FeOiStcrbgFXQ
	bIXfD+Q7r4u7n3/a4ApkJavkLEl1Ch3WW3+51F/KSywy0FrygBdR8xudNDFf1jfC
	zZ5W4kMyojixytyRcYF4kOTxflZxhC5mm5Gf5vY5elxnuI+dbnYiVKB5JLWqZv4w
	yW73XW2KTW6mY/3CDX8+Q30R/UE=
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:subject:to:references:from:message-id:date
	:mime-version:in-reply-to:content-type
	:content-transfer-encoding; s=default; bh=58DTmrJ7+7jOhILNe/3oFj
	PWxEQ=; b=b6Gh518AfFST231TSMHYIAs5NsvB7vt3pyNzXmtOgtswuqzXhN6L0r
	w1ODDV3cKUNi7biLgb4B6GPmB96SjmTjq4QFkS7Qaumgca7ks89EJjKJaOrVXIqZ
	4a+yci+BlwY8Qs5ntn4c1RpYs24KGd1TC01JXQu4Yww7dmZWsJALE=
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=-2.4 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2
X-HELO:	mail-wi0-f170.google.com
X-Received:	by 10.180.21.175 with SMTP id w15mr96964wie.58.1438810501790; Wed, 05 Aug 2015 14:35:01 -0700 (PDT)
Subject:	Re: Pipe behaviour broken with Cygwin 2.2.0-1
To:	cygwin AT cygwin DOT com
References:	<7C6531D1-F23D-4FD1-8897-7BBAC809CE90 AT mac DOT com> <1815054412 DOT 20150805194907 AT yandex DOT ru> <CA+2x6-+0P=BP+fSWuDv6Ff+LwKJt2jV6mJL7LHNQtGoHT_CvtA AT mail DOT gmail DOT com>
From:	Marco Atzeri <marco DOT atzeri AT gmail DOT com>
Message-ID:	<55C2817F.7090102@gmail.com>
Date:	Wed, 5 Aug 2015 23:34:55 +0200
User-Agent:	Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0
MIME-Version:	1.0
In-Reply-To:	<CA+2x6-+0P=BP+fSWuDv6Ff+LwKJt2jV6mJL7LHNQtGoHT_CvtA@mail.gmail.com>
X-IsSubscribed:	yes

On 05/08/2015 23:09, Nem W Schlecht wrote:
> On Wed, Aug 5, 2015 at 11:49 AM, Andrey Repin <anrdaemon AT yandex DOT ru> wrote:
>
>>
>>> I’ve noticed that the following is broken in Cygwin 2.2.0-1.  It works in Cygwin 2.1.0-1.
>>
>>> yes | head -10
>>
>>> This fails to exit on Cygwin 2.2.0-1.  It correctly exists on Cygwin 2.1.0-1.
>>
>> WJFFM both in mintty and native console.
>> CYGWIN_NT-6.1 daemon2 2.2.0(0.289/5/3) 2015-08-03 12:51 x86_64 Cygwin
>
>
> Does *not* work for me in an 'xterm' launched from the X toolbar icon.
> I see the same error.
>
> I don't see this with other commands, though.  'ls -l | head -10'
> works just fine.
>
>
> Okay, now this is really weird.... I have a hotkey set up in
> AutoHotKey (Alt-Shift-T) to launch a new xterm.  It calls HSTART
> (http://www.ntwind.com/software/hstart.html) with /NOCONSOLE /SHELL
> which then runs a '.bat' file that runs:
>
> c:\cygwin64\bin\bash.exe -i -c "exec /usr/bin/xterm -ls -u8 -display
> :0.0 >/dev/null 2>&1 &"
>
> Any 'xterms' I open with this *work just fine*.  Any I open from the
> X11 taskbar *do not*.  From my system.XWinrc:
>
> menu apps {
>      xterm   exec    "xterm -ls -u8"
>      ...
> }
>
> Usually, I use my hotkey to open windows, so I haven't noticed if/when
> I get this IO error for similar commands.
>
> I opened multiple xterms via both methods and confirmed that my hotkey
> version always works and the menubar version never does.
>
> CYGWIN_NT-6.1 sshhhh 2.2.0(0.289/5/3) 2015-08-03 12:51 x86_64 Cygwin
>

it seems a race issue, on xterm I have

$ yes |head -n 20
y
...
y
yes: standard output: Broken pipe
yes: write error





--
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

- Raw text -