From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32917 invoked by alias); 17 Aug 2019 01:44:40 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 32908 invoked by uid 89); 17 Aug 2019 01:44:40 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-1.2 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,SPF_PASS autolearn=ham version=3.3.1 spammy=H*c:alternative X-HELO: mail-ed1-f54.google.com Received: from mail-ed1-f54.google.com (HELO mail-ed1-f54.google.com) (209.85.208.54) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Sat, 17 Aug 2019 01:44:38 +0000 Received: by mail-ed1-f54.google.com with SMTP id z51so6589004edz.13 for ; Fri, 16 Aug 2019 18:44:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=9zADbiulIjds8BSzGPOp2SLxV6ObRZ8GPWzD1bRc+uc=; b=cIxJYOECUCr7K7g0fEOMkgjElKfSTOVpt+n6CS7zNEtQpClTBMNLcphUJ8CM/BBbyl mTQx+a5g5t6lgnw7yjThyTpjXQzbCgN6LUiWMjyI9S9lCCkic3vDeKayJy76rvFMJc53 mQ6UdgTbozwXgPxQl6UOKvn9Y9YY8bpU366WjpiBOnbqbEx6zVq0lAl9ibrUZTx6O7T/ 5Ut7KQlMzn7OMDUqUkjbhQsHZtNM7hdpI68KtbSDQAgO1IgtvSoUtgGabrK5Vpxk6sgY CFowo7Gi/i0LJfiXKRa+AUOMBOckD/z7uyAjh5/+/jXspMgvOPwAwb8VfutrpbMc0rRu 4gIQ== MIME-Version: 1.0 References: <5D571D62.5040104@tlinx.org> In-Reply-To: From: David Karr Date: Sat, 17 Aug 2019 05:31:00 -0000 Message-ID: Subject: Re: Win7 system update hosed something in Cygwin To: L A Walsh Cc: "cygwin@cygwin.com" Content-Type: text/plain; charset="UTF-8" X-IsSubscribed: yes X-SW-Source: 2019-08/txt/msg00243.txt.bz2 On Fri, Aug 16, 2019 at 3:33 PM David Karr wrote: > On Fri, Aug 16, 2019 at 2:17 PM L A Walsh wrote: > >> On 2019/08/15 18:28, David Karr wrote: >> > I logged into my Win7 laptop and I saw it was having some connection >> > problems, so I decided to reboot. >> > >> > After the reboot I found that Cygwin had some basic problems. I >> brought up >> > a mintty window (C:\cygwin64\bin\mintty.exe -e /bin/bash --login) and >> the >> > prompt looked odd. It wasn't the PS1 value that I set in my .bashrc. It >> > also seemed to be saying that my current directory was "/", which is >> not my >> > homedir. >> > >> You might want to read the section in the cygwin user manual, especially >> https://www.cygwin.com/cygwin-ug-net/ntsec.html#ntsec-mapping >> >> If you don't have /etc/passwd or /etc/group, cygwin will generate >> DOMAIN+USER entries dynamically each time you start cygwin (or per-boot) >> if you have cygwin processes started at boot. The /etc/passwd and group >> files do not exist by default. >> >> If you want consistency -- same user names+id's with each boot and >> MS-Win compatible names, you may want to create /etc/passwd >> and /etc/group using mkpasswd, mkgroup and hand tuning. It isn't >> suggested for most users, but it may be something you want. >> >> > I would most like to understand what changed to make this suddenly start > happening. > > Also note the following: > > $ mkpasswd -u -d > > :*:2993517:1049089:U-ITSERVICES\,S-1-5-21-2057499049-1289676208-1959431660-1944941:/home/:/bin/bash > Well, I guess I've managed to resolve this, but I would really like to understand why I had to do what I did. I basically ran both mkpasswd and mkgroup, passing "-d -c" and writing the output to the corresponding passwd or group file, and then rebooting. It now appears to work just as well as it did before. I've been running this Cygwin installation for a long time on this laptop without any problem like this. -- 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