Re: Q: Fortran unformatted i/o with GNU f2c/gcc problem.

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#2272

From: drobinow
Date: Wed, 30 Sep 1998 00:00

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In article <F02psK.Apn@midway.uchicago.edu>,
  metzler@oddjob.uchicago.edu (Chris Metzler) wrote:
> Anyway, I can use any help I can get.  I'm on a Red Hat Linux machine.
> It doesn't have full g77 installed -- f77 or g77 invokes an f2c
> preprocessor, followed by gcc.  Fortran programs compiled this way
> don't seem to be able to read Fortran unformatted binary files.
> ... [Details omitted]
> I'm a bit befuddled.  I suspect, as usual, the problem will be some
> simple thing I've missed, rather than a bug in f2c/gcc, but I don't
> know what it is at this point.  If anyone has any clue whatsoever,
> I can use the shove in the right direction.

 Fortran unformatted binary files are not generally portable across compilers
or architectures.  This has been the case for as long as I can remember and
has nothing to do with g77, gcc, or f2c.  Use formatted I/O for data
interchange.

David Robinow 287-42-5982

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From: drobinow@my-dejanews.com
Subject: Re: Q: Fortran unformatted i/o with GNU f2c/gcc problem.
Date: 1998/09/30
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