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Subject: Re: Interaction with non-cygwin programs
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Date: Sat, 24 Oct 2020 22:23:41 +0200
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From: Federico Kircheis via Cygwin <cygwin AT cygwin DOT com>
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On 10/24/20 9:35 PM, Brian Inglis wrote:
> On 2020-10-24 13:11, Federico Kircheis via Cygwin wrote:
>> On 10/24/20 8:10 PM, Brian Inglis wrote:
>>> On 2020-10-24 09:04, Federico Kircheis via Cygwin wrote:
>>>> I've lately updated Windows to the latest version, and cygwin too (I had
>>>> something previous to 3.0).
>>>> I've read that interaction with non-cygwin programs should be better because of
>>>> the console-helper.
>>>> But in my daily usage the integration is worse, programs like tmux or even less
>>>> seems to have more issues than before.
>>>> For example
>>>>     /cygdrive/c/Program\ Files/TortoiseSVN/bin/svn log | less
>>>> used to work correctly.
>>>> Currently if I press arrow down or up less does not scroll up or down anymore
>>>> and "ESC[" appears briefly at the top-left of the console.
>>>>
>>>> Of course i could install subversion inside cygwin, as
>>>> svn log | less
>>>> works without issues, but it's just an example.
>>>> git, adb, and other programs trigger the same behavior.
>>>> Also less is not the only program, tmux for example has similar issues.
>>>>
>>>> I believe the underlying issue is console-helper but I'm not sure how I could
>>>> test it, as I did, for example, not find how I could disable it, or if the issue
>>>> is already known.
>>>>
>>>> I'm able to reproduce the issue on a clean machine, so it should not be a
>>>> configuration issue on my side.
>>>
>>> I think setting CYGWIN=disable_pcon in your user or system environment should
>>> disable it: search for that setting for more information.
>>>
>>
>> Thank you, setting CYGWIN to disable_pcon as environment variable did the trick
>> with, I'll observe in the next days if all my issues are really gone.
>>
>> Unfortunately it seems that it is only possible to set this variable globally,
>> correct?
>>
>> It is not possible, for example, to set it from bash only for some processes.
>>
>> AFAIK I cannot have both
>>
>> /cygdrive/c/Program\ Files/TortoiseSVN/bin/svn log | less
>>
>> and
>>
>> /cygdrive/c/Program\ Files/Python/Python39/python
>>
>> working correctly, as the first works with CYGWIN=disable_pcon and the second not.
> 
> I doubt it, but you could try if it could work using e.g.
> 
> $ alias wpython='CYGWIN="" /cygdrive/c/Program\ Files/Python/Python39/python'
> $ wpython ...
> 

No, unfortunately it does not work...

It's a shame, but I think I'll leave pcon disabled at the moment... or 
is there anything else I could try?
AFAIK pcon is relatively new, so I'm hoping that it will mature soon enough.
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