From:	"John M. Aldrich" <fighteer AT cs DOT com>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Can I catch stderr output in my own code?
Date:	Thu, 10 Apr 1997 07:17:51 -0700
Organization:	Two pounds of chaos and a pinch of salt
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Message-ID:	<334CF68F.5A65@cs.com>
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Reply-To:	fighteer AT cs DOT com
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To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

Doug Eleveld wrote:
> 
> I' know how to redirect stderr to a file and such, but what I'd like
> to do is have my program process all the text that would normally
> go to stderr (or stdout or from stdin) and display it in a window
> in graphics mode.  Do I have to take over a FILE* and then redirect to
> that FILE*?  Is there a more sensible way?  Does anyone do this kind of
> stuff with DJGPP?

RHIDE does it.  Emacs does it.  'redir', obviously, does it.  ;)  The
source for all of these is readily available.  Check out the libc docs
on 'dup' and 'dup2', for starters.

-- 
John M. Aldrich <fighteer AT cs DOT com>                      

* Anything that happens, happens.
* Anything that, in happening, causes something else to happen,
  causes something else to happen.
* Anything that, in happening, causes itself to happen again, happens
  again.
* It doesn't necessarily do it in chronological order, though.
 
                                       --- Douglas Adams

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