From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mta-201a.oxsus-vadesecure.net (mta-201a.oxsus-vadesecure.net [51.81.229.180]) by sourceware.org (Postfix) with ESMTPS id C428F3857C5D for ; Sat, 14 Aug 2021 14:31:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org C428F3857C5D Received: from lh5.local ([100.11.55.182]) by smtp.oxsus-vadesecure.net ESMTP oxsus2nmtao01p with ngmta id a2858937-169b32c573df11a4; Sat, 14 Aug 2021 14:31:54 +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: Takashi Yano , cygwin@cygwin.com Date: Sat, 14 Aug 2021 10:31:52 -0400 In-Reply-To: <20210814133532.81970a08ceb6c7988d01d506@nifty.ne.jp> 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> <20210814133532.81970a08ceb6c7988d01d506@nifty.ne.jp> 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, RCVD_IN_MSPIKE_H2, 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 14:32:08 -0000 On Sat, 2021-08-14 at 13:35 +0900, Takashi Yano wrote: > On Sat, 14 Aug 2021 00:05:17 -0400 > C Linus Hicks 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? > > > > > > > [appldev3@ebs-app-dev3 HAF]$ infocmp > > # Reconstructed via infocmp from file: /usr/share/terminfo/x/xterm > > xterm|xterm terminal emulator (X Window System), > > am, bce, km, mc5i, mir, msgr, npc, xenl, > > colors#8, cols#80, it#8, lines#24, pairs#64, > > acsc=``aaffggiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~, > > bel=^G, blink=\E[5m, bold=\E[1m, cbt=\E[Z, civis=\E[?25l, > > clear=\E[H\E[2J, cnorm=\E[?12l\E[?25h, cr=^M, > > csr=\E[%i%p1%d;%p2%dr, cub=\E[%p1%dD, cub1=^H, > > cud=\E[%p1%dB, cud1=^J, cuf=\E[%p1%dC, cuf1=\E[C, > > cup=\E[%i%p1%d;%p2%dH, cuu=\E[%p1%dA, cuu1=\E[A, > > cvvis=\E[?12;25h, dch=\E[%p1%dP, dch1=\E[P, dl=\E[%p1%dM, > > dl1=\E[M, ech=\E[%p1%dX, ed=\E[J, el=\E[K, el1=\E[1K, > > flash=\E[?5h$<100/>\E[?5l, home=\E[H, hpa=\E[%i%p1%dG, > > ht=^I, hts=\EH, ich=\E[%p1%d@, il=\E[%p1%dL, il1=\E[L, > > ind=^J, indn=\E[%p1%dS, invis=\E[8m, > > is2=\E[!p\E[?3;4l\E[4l\E>, kDC=\E[3;2~, kEND=\E[1;2F, > > kHOM=\E[1;2H, kIC=\E[2;2~, kLFT=\E[1;2D, kNXT=\E[6;2~, > > kPRV=\E[5;2~, kRIT=\E[1;2C, kb2=\EOE, kbs=\177, kcbt=\E[Z, > > kcub1=\EOD, kcud1=\EOB, kcuf1=\EOC, kcuu1=\EOA, > > kdch1=\E[3~, kend=\EOF, kent=\EOM, kf1=\EOP, kf10=\E[21~, > > kf11=\E[23~, kf12=\E[24~, kf13=\E[1;2P, kf14=\E[1;2Q, > > kf15=\E[1;2R, kf16=\E[1;2S, kf17=\E[15;2~, kf18=\E[17;2~, > > kf19=\E[18;2~, kf2=\EOQ, kf20=\E[19;2~, kf21=\E[20;2~, > > kf22=\E[21;2~, kf23=\E[23;2~, kf24=\E[24;2~, > > kf25=\E[1;5P, kf26=\E[1;5Q, kf27=\E[1;5R, kf28=\E[1;5S, > > kf29=\E[15;5~, kf3=\EOR, kf30=\E[17;5~, kf31=\E[18;5~, > > kf32=\E[19;5~, kf33=\E[20;5~, kf34=\E[21;5~, > > kf35=\E[23;5~, kf36=\E[24;5~, kf37=\E[1;6P, kf38=\E[1;6Q, > > kf39=\E[1;6R, kf4=\EOS, kf40=\E[1;6S, kf41=\E[15;6~, > > kf42=\E[17;6~, kf43=\E[18;6~, kf44=\E[19;6~, > > kf45=\E[20;6~, kf46=\E[21;6~, kf47=\E[23;6~, > > kf48=\E[24;6~, kf49=\E[1;3P, kf5=\E[15~, kf50=\E[1;3Q, > > kf51=\E[1;3R, kf52=\E[1;3S, kf53=\E[15;3~, kf54=\E[17;3~, > > kf55=\E[18;3~, kf56=\E[19;3~, kf57=\E[20;3~, > > kf58=\E[21;3~, kf59=\E[23;3~, kf6=\E[17~, kf60=\E[24;3~, > > kf61=\E[1;4P, kf62=\E[1;4Q, kf63=\E[1;4R, kf7=\E[18~, > > kf8=\E[19~, kf9=\E[20~, khome=\EOH, kich1=\E[2~, > > kind=\E[1;2B, kmous=\E[M, knp=\E[6~, kpp=\E[5~, > > kri=\E[1;2A, mc0=\E[i, mc4=\E[4i, mc5=\E[5i, meml=\El, > > memu=\Em, op=\E[39;49m, rc=\E8, rev=\E[7m, ri=\EM, > > rin=\E[%p1%dT, rmacs=\E(B, rmam=\E[?7l, rmcup=\E[?1049l, > > rmir=\E[4l, rmkx=\E[?1l\E>, rmm=\E[?1034l, rmso=\E[27m, > > rmul=\E[24m, rs1=\Ec, rs2=\E[!p\E[?3;4l\E[4l\E>, sc=\E7, > > setab=\E[4%p1%dm, setaf=\E[3%p1%dm, > > setb=\E[4%?%p1%{1}%=%t4%e%p1%{3}%=%t6%e%p1%{4}%=%t1%e%p1%{6}%=%t3%e%p1%d%;m, > > setf=\E[3%?%p1%{1}%=%t4%e%p1%{3}%=%t6%e%p1%{4}%=%t1%e%p1%{6}%=%t3%e%p1%d%;m, > > sgr=%?%p9%t\E(0%e\E(B%;\E[0%?%p6%t;1%;%?%p2%t;4%;%?%p1%p3%|%t;7%;%?%p4%t;5%;%?%p7%t;8%;m, > > sgr0=\E(B\E[m, smacs=\E(0, smam=\E[?7h, smcup=\E[?1049h, > > smir=\E[4h, smkx=\E[?1h\E=, smm=\E[?1034h, smso=\E[7m, > > smul=\E[4m, tbc=\E[3g, u6=\E[%i%d;%dR, u7=\E[6n, > > u8=\E[?1;2c, u9=\E[c, vpa=\E[%i%p1%dd, > > [appldev3@ebs-app-dev3 HAF]$ > > > > I have tried less in debian jessie (which less is v458) with > terminfo above (which you dumped by infocmp), however, your > problem could not be reproducible.... > > Does not your problem occur in cygwin xterm with cygwin less? > No. I copied a file that causes significant problems when viewed on the Linux machine to the Cygwin machine and best I can tell, it is displayed correctly. That would seem to eliminate Cygwin from being the culprit, would you agree?