Cygwin programs display output incorrectly when run under conemu

Dr Hartmut Bartels
Mon Feb 17 01:07:00 GMT 2020

I had the same issue and got answer from Takashi Yano

My workareound  is
using version ConEmuPack.170807.7z. This works
together with cygwin 3.1.2-1. Versions of Comemu greater 170807 won't.

Same for cmder, if replacing conemu with version 170807.


Am 16.02.2020 um 13:22 schrieb Paul Moore:
> This issue has also been reported to the ConEmu tracker as
> If I run a cygwin command (for example ls, or for a simpler example,
> "printf hello\nthere", although the latter needs care to get the
> correct level of \n escaping :-)) newlines are displayed by the text
> moving down a line, but *not* returning to the left hand margin.
> An example, running in Powershell as my shell:
>> E:\Utils\Cygwin64\bin\printf.exe hello\nthere
> hello
>      there
> This behaviour is present with the latest version of cygwin1.dll, as
> well as with the 20200212 snapshot. It is not present if I replace the
> Cygwin dll with version 3.0.7-1.
> The problem does not appear with a standard cmd.exe terminal (standard
> Windows console host) or the new Windows Terminal application. I
> understand that ConEmu handles the console management differently
> "behind the scenes" to present a GUI front end, but I don't know
> enough about the internals to know how it does that.
> I can work around the issue by pinning to cygwin 3.0.7-1, but it's
> obviously not ideal. I have been unable to find any details as to what
> changed between cygwin 3.0.7-1 and the next version to help me track
> down the issue any more specifically.
> There are some notes at
> that I've read, but to be honest I don't entirely understand. I did,
> however, confirm that this issue doesn't occur in a standard `cmd`
> window (and I added that information to the ConEmu issue report).
> Any information that would help to pin down the cause of this problem
> would be very much appreciated.
> Paul
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Dr.-Ing. Hartmut Bartels

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