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Date:	Wed, 18 Aug 2010 14:49:11 -0500
From:	Brian Ford <Brian DOT Ford AT FlightSafety DOT com>
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Subject:	Re: "run" changes behavior with cygwin-17.6
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On Wed, 18 Aug 2010, Corinna Vinschen wrote:

> On Aug 18 15:22, Christopher Faylor wrote:
> > On Wed, Aug 18, 2010 at 03:19:06PM -0400, Christopher Faylor wrote:
> > >>already does for the environment.  Dropping the environment had roughly
> > >>the same consequences way back when, after all.
> > >
> > >Except that not every program uses the windows environment.  This affects
> > >quite a few native windows calls.
>
> It affects every program which calls CreateProcess or ShellExecute, for
> instance.  This includes GDB, tcl, run, run2, cygstart, etc.
>
> > And, for that reason, I think we should reconsider this change.  Maybe
> > as a compromise maybe we could at least avoid cd'ing to the dummy
> > location on entry to the first cygwin program.
>
> I disagree.  When do you change the directory to //?/pipe then?  The
> first time chdir is called?

Can someone please remind me why you shouldn't change to that directory
only when SetCurrentDirectory would fail due to a long path, virtual
path, etc?  I think it was covered in the developer list, but I can't find
it right now.

-- 
Brian Ford
Staff Realtime Software Engineer
VITAL - Visual Simulation Systems
FlightSafety International
the best safety device in any aircraft is a well-trained crew...

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