From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <towo@towo.net>
Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.126.187])
 by sourceware.org (Postfix) with ESMTPS id BB754385780E
 for <cygwin@cygwin.com>; Tue,  5 Jan 2021 10:31:57 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org BB754385780E
Authentication-Results: sourceware.org;
 dmarc=none (p=none dis=none) header.from=towo.net
Authentication-Results: sourceware.org; spf=none smtp.mailfrom=towo@towo.net
Received: from [192.168.178.45] ([95.90.237.24]) by mrelayeu.kundenserver.de
 (mreue009 [212.227.15.167]) with ESMTPSA (Nemesis) id
 1N95mR-1jsap10CeN-0164tV for <cygwin@cygwin.com>; Tue, 05 Jan 2021 11:31:56
 +0100
Subject: Re: Noticed that mintty starts non-login bash with "Win+R mintty
 Enter".
To: cygwin@cygwin.com
References: <vriuzh1onxhb.fsf@gavenkoa.example.com>
From: Thomas Wolff <towo@towo.net>
Message-ID: <744d526c-651f-a1d9-72af-f150478e732c@towo.net>
Date: Tue, 5 Jan 2021 11:31:54 +0100
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101
 Thunderbird/78.6.0
MIME-Version: 1.0
In-Reply-To: <vriuzh1onxhb.fsf@gavenkoa.example.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
X-Provags-ID: V03:K1:PpVih7dPXKzHoRdNlEhpnxdfudvpsb7UyV9X49+oJMsLde8Vl2i
 Bz8Wc7kGw7s/oxFmrAPdlXwLWmg7lFE7Bi16jmC54HXtrRAfmGYQrYsqSAIKAFDlz2h472p
 E9a9zTUE3DfvhJGbNp+Pf2khL3krQbZ+mEM5flahqpAcopfP5opZ7Q8wVSa11byuSYOCwvB
 k0I/qOfuY4k1U+a41wHMw==
X-UI-Out-Filterresults: notjunk:1;V03:K0:qTZUfbPztq4=:bak0uA7MsrL4KI/RyD5KUw
 Ts0XwBbDQssLnzAtyuOVc3OoFqc9bfYsnTXI4dYfBSZZKjmfvUzqXoCjbM5HVxvsr0NiBzroV
 IMP/+wyi0jqG1jnqpMmTEKznVcERbkuipzAvAeBQDGXSFiKJv15sm7eGNSEbCMIDv83dsZcao
 jqq+4UUOvnMAj1u3uBtQ8M4EGLyyXOz5JzQFMQRDYHxVjqGBNWlTePjkRLw4lNWt45tVItKMW
 KsIcWhbTWSpb5J4ZcyGsKeRkVd3dYGOEvfmvFFcIVgmE1FLqghxb+fEPyW1Reqzl5ZXYq7C57
 uketMIPktEWs9RCb7UV6wRhqezKC+HI/Eqp4LVd6KwCKnVgAscdYhERmuwElv0PJcAntT3QPo
 MXNc9QiWhI1NgXXH/l8xCVt0wGG7yIn8Leo7Sfjh3wClG57ftdzlTTTGu2BOb
X-Spam-Status: No, score=1.7 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS,
 KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, RCVD_IN_BARRACUDACENTRAL,
 RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE,
 TXREP autolearn=no autolearn_force=no version=3.4.2
X-Spam-Level: *
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on
 server2.sourceware.org
X-BeenThere: cygwin@cygwin.com
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe: <https://cygwin.com/mailman/options/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=unsubscribe>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin@cygwin.com>
List-Help: <mailto:cygwin-request@cygwin.com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=subscribe>
X-List-Received-Date: Tue, 05 Jan 2021 10:31:59 -0000

Am 04.01.2021 um 23:33 schrieb Oleksandr Gavenko via Cygwin:
> I interact with Cygwin via mintty launched as "Win+R mintty Enter".
>
> ...
> After looking into docs I got that mintty should be launched with a parameter "-".
>
> Probably it was always that way.
Yes, but it might be appropriate to apply special handling for this case 
and imply login mode if started via Win+R.
What do others think?

> ================
>
> Checking POSIX standard on what might be defined in login shell:
>
> https://pubs.opengroup.org/onlinepubs/7908799/xbd/envvar.html (1997)
> https://pubs.opengroup.org/onlinepubs/009696899/basedefs/xbd_chap08.html (2004)
>
> I noticed that USER is mentioned but LOGNAME is not only mentioned by
> description is given:
>
>    The system shall initialize this variable at the time of login to be the
>    user's login name.
>
> Cygwin's /etc/profile has:
>
>    # Set the user id
>    USER="$(/usr/bin/id -un)"
>
> but there is nothing for LOGNAME... Shouldn't /etc/profile set LOGNAME too?
Looks reasonable.