Display text file using less in Cygwin terminal or xterm incorrect when lines are longer than window width

[Brian Inglis]

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 <linush@mindspring.com> 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

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