From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mta-102a.oxsus-vadesecure.net (mta-102a.oxsus-vadesecure.net [51.81.61.66]) by sourceware.org (Postfix) with ESMTPS id E2C313857C5D for ; Sat, 14 Aug 2021 14:39:29 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org E2C313857C5D Received: from lh5.local ([100.11.55.182]) by smtp.oxsus-vadesecure.net ESMTP oxsus1nmtao02p with ngmta id 8fe04c88-169b332f85e3b66c; Sat, 14 Aug 2021 14:39:29 +0000 Message-ID: Subject: Re: Display text file using less in Cygwin terminal or xterm incorrect when lines are longer than window width From: C Linus Hicks To: cygwin@cygwin.com Date: Sat, 14 Aug 2021 10:39:28 -0400 In-Reply-To: <3dcdd1b9-cd34-3edb-f07d-b90ee29f8852@SystematicSw.ab.ca> References: <86bb7e63a858d60c486d7a948e168e96d98d38c8.camel@mindspring.com> <3c3a1c8172fcd73543caf9d38e49d9ca026cb1da.camel@mindspring.com> <20210814114840.2153e305142d531aa27f6607@nifty.ne.jp> <16e4670dc37e79c55143fbe6d579240319bc80aa.camel@mindspring.com> <937c1d036e9e77c2f757e57487ad7fd5ffe84d22.camel@mindspring.com> <20210814125923.367d7fb24ea478d95ff47a21@nifty.ne.jp> <6d10ac64d5a0300342cc357a1f5ecd0fb149c9b5.camel@mindspring.com> <3dcdd1b9-cd34-3edb-f07d-b90ee29f8852@SystematicSw.ab.ca> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5 (3.28.5-16.el8) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Aug 2021 14:39:40 -0000 On Fri, 2021-08-13 at 22:37 -0600, Brian Inglis wrote: > On 2021-08-13 22:05, C Linus Hicks via Cygwin wrote: > > On Sat, 2021-08-14 at 12:59 +0900, Takashi Yano wrote: > > > On Fri, 13 Aug 2021 23:46:35 -0400 > > > C Linus Hicks wrote: > > > > > > > On Fri, 2021-08-13 at 23:27 -0400, C Linus Hicks via Cygwin wrote: > > > > > On Sat, 2021-08-14 at 11:48 +0900, Takashi Yano wrote: > > > > > > On Fri, 13 Aug 2021 21:47:53 -0400 > > > > > > C Linus Hicks wrote: > > > > > > > On Mon, 2021-08-09 at 15:17 -0400, C Linus Hicks via Cygwin wrote: > > > > > > > > On Sat, 2021-08-07 at 13:33 -0600, Brian Inglis wrote: > > > > > > > > > Works Just Fine For Me! > > > > > > > > > > > > > > > > > This is Cygwin 64 on Windows 10 in a VirtualBox VM, cygcheck output attached. > > > > > > > > > > > > > > > > It has been a while since I updated Cygwin; as long as it serves my purpose, I generally don't focus > > > > > > > > on that; it is just a tool I use. > > > > > > > > > > > > > > > > Since I did open this thread, of course I need to make sure I am up-to-date. I have now done that > > > > > > > > and I don't see issues with Cygwin terminal and less, although that is not really where I am > > > > > > > > focusing. I mostly use xterm windows just because there are several characteristics I like about it. > > > > > > > > > > > > > > > > I am still seeing issues with xterm and less, as I stated in my original post. > > > > > > > > > > > > > > > Did I post this in the wrong list? I have not gotten a response since my update. > > > > > > > > > > > > 1) Does your problem also happen even if the text file contains only > > > > > > ASCII chars? > > > > > > 2) What does 'which less' say? > > > > > > 3) What does 'infocmp' say? > > > > > > > > > > > > > > > > Most of the files I view have only ASCII text. > > > > > > > > > > lhicks@ESG-Win10-1 ~ > > > > > $ echo $TERM > > > > > xterm > > > > > > > > > > lhicks@ESG-Win10-1 ~ > > > > > $ which less > > > > > /usr/bin/less > > > > > > > > > > lhicks@ESG-Win10-1 ~ > > > > > $ infocmp > > > > > # Reconstructed via infocmp from file: /usr/share/terminfo/78/xterm > > > > > > > > > > > > > I should further note that much of the time I am ssh'ed into one of several different Linux > > > > machines, so in that case, I would be running less from the Linux machine and displaying in the > > > > Cygwin xterm. > > > > > > > > Hmmm, so now I'm starting to think the combination I have trouble with is an older less on a Linux > > > > machine and Cygwin xterm. I don't control what is installed on some of these Linux machines. Do you > > > > know if there were known issues with less, for example, the following is one that has significant > > > > issues: > > > > > > > > [appldev3@ebs-app-dev3 HAF]$ less --version > > > > less 458 (POSIX regular expressions) > > > > Copyright (C) 1984-2012 Mark Nudelman > > > > > > > > less comes with NO WARRANTY, to the extent permitted by law. > > > > For information about the terms of redistribution, > > > > see the file named README in the less distribution. > > > > Homepage: http://www.greenwoodsoftware.com/less > > > > > > Then, could you please let us know the result of infocmp in the Linux > > > machine you run the less obove in cygwin xterm? > > CentOS 7? xterm 295? ncurses 5.9? > > -- > Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada > > This email may be disturbing to some readers as it contains > too much technical detail. Reader discretion is advised. > [Data in binary units and prefixes, physical quantities in SI.] > Oracle Linux 7.4 frozen in time. I haven't been able to get them to apply any updates since these machines went into service. XTerm(363) -- from Cygwin ncurses-5.9-13.20130511.el7.x86_64