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Subject: Re: bug in cygstart utility
To: John Vincent <jpv50 AT hotmail DOT co DOT uk>,
        "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
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From: Eliot Moss <moss AT cs DOT umass DOT edu>
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Date: Mon, 1 Mar 2021 07:23:23 -0500
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On 3/1/2021 6:17 AM, John Vincent via Cygwin wrote:
> Hi,
> 
> I'm running cygwin on Windows 10, using UTF8 in English. I run cygwin bash inside a cygwin mintty terminal. I've noticed a minor problem when using cygstart with wildcard parameters.
> 
> I type:
> 
>    cygstart *.??p
> 
> If there is a matching file then everything works as I expect. However if there is no matching file I get an error message as follows:
> 
> Unable to start '.p': The specified file was not found.
> 
> When I look at this using the "od" command I see the following:
> 
> $ cygstart *.??p 2>&1 | od -tx1 -c
> 0000000  55  6e  61  62  6c  65  20  74  6f  20  73  74  61  72  74  20
>            U   n   a   b   l   e       t   o       s   t   a   r   t
> 0000020  27  ef  80  aa  2e  ef  80  bf  ef  80  bf  70  27  3a  20  54
>            ' 357 200 252   . 357 200 277 357 200 277   p   '   :       T
> 0000040  68  65  20  73  70  65  63  69  66  69  65  64  20  66  69  6c
>            h   e       s   p   e   c   i   f   i   e   d       f   i   l
> 0000060  65  20  77  61  73  20  6e  6f  74  20  66  6f  75  6e  64  2e
>            e       w   a   s       n   o   t       f   o   u   n   d   .
> 0000100  0a
>           \n
> 0000101
> 
> It looks to me like cygstart is not outputting the correct UFT-8 for either the * character or the ? character. I think this is a bug.

I wonder if the message is coming from Windows rather than from Cygwin ...

It's still not great, but might explain how it could be.

Eliot Moss
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