Mail Archives: cygwin/2021/08/14/00:37:03
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| Date: | Sat, 14 Aug 2021 13:35:32 +0900
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| To: | cygwin AT cygwin DOT com
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| Subject: | Re: Display text file using less in Cygwin terminal or xterm
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| incorrect when lines are longer than window width
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| Message-Id: | <20210814133532.81970a08ceb6c7988d01d506@nifty.ne.jp>
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| From: | Takashi Yano via Cygwin <cygwin AT cygwin DOT com>
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| Reply-To: | Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
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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 AT ESG-Win10-1 ~
> > > > $ echo $TERM
> > > > xterm
> > > >
> > > > lhicks AT ESG-Win10-1 ~
> > > > $ which less
> > > > /usr/bin/less
> > > >
> > > > lhicks AT 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 AT 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 AT 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 AT 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?
--
Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
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