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Date: Thu, 30 Mar 2006 17:49:46 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: freopen irritates system-call/sh.exe
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On Mar 30 16:30, Dave Korn wrote:
> On 30 March 2006 16:10, Corinna Vinschen wrote:
> 
> > On Mar 30 14:56, Eric Blake wrote:
> >> Jens Wilken <Jens.Wilken <at> osc-es.de> writes:
> >> 
> >>> How does freopen-ing stdout and stderr affect subsequent "system" calls?
> >> 
> >> It shouldn't have any effect on subsequent calls, other than that stderr
> >> or stdout is mapped to a new underlying stream.  There are other changes,
> >> unrelated to freopen, that do affect consoles popping up or not (and by
> >> the way, snapshot 20060329 flashes a console when cygrunsrv starts an
> > 
> > This has nothing to do with the snapshot.  It's the latest change to
> > cygrunsrv which re-introduced the short flash.
> 
>   Perhaps so, but perhaps not - see my last post.  I'm fairly sure cygrunsrv
> should not involved in invoking expect.exe when I write "make -k check" in a
> bash shell in a newly-built gcc object dir!  I also haven't changed my
> cygrunsrv; I can make the condition appear or disappear by using today's dll
> or the one I built from the 17th.

I replied only to Eric's observation about cygrunsrv.  I didn't talk
about other occurences of console windows.

As for this spurious console window, it would be very helpful to get
a simple testcase...


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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