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Date: Tue, 27 Jun 2006 18:55:18 -0400 (EDT)
From: Igor Peshansky <pechtcha AT cs DOT nyu DOT edu>
Reply-To: cygwin AT cygwin DOT com
To: "Williams, Gerald S (Jerry)" <gsw AT agere DOT com>
cc: cygwin AT cygwin DOT com
Subject: RE: Fortran Compiler Error CMBFAST
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On Tue, 27 Jun 2006, Williams, Gerald S (Jerry) wrote:

> I just recreated the problem with some minimal code,
> and got some more information in the process:
>
> Create a file "foo.for" that contains one line:
>         include 'foo.inc'
>
> Create an empty file named foo.inc in the same
> directory.
>
> Copy "foo.for" to "foo.f", "foo.FOR", and "foo.F" and
> try to compile all four of them from that directory:
>
> $ f77 -c foo.for    # runs OK
> $ f77 -c foo.f      # runs OK
> $ f77 -c foo.FOR    # runs OK
> $ f77 -c foo.F
> foo.F:1:
>            include 'foo.inc'
>            ^
> Unable to open INCLUDE file `foo.inc' at (^)
> $ _

Doesn't foo.F represent a FORTRAN file that needs to be preprocessed by
the C preprocessor?  Changing foo.F to contain

#include "foo.inc"

makes it work for me.

> So it seems that the rules by which the preprocessor
> looks in the current directory and/or the directory
> containing the source file does not apply to files
> named *.F for some reason. It's possible that this
> was intentional, although I don't get this behavior
> on my Linux box (which granted is using GCC version
> 3.2.3, so it could have changed since then...).

Does running f77 with '-v' help?
	Igor
-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_	    pechtcha AT cs DOT nyu DOT edu | igor AT watson DOT ibm DOT com
ZZZzz /,`.-'`'    -.  ;-;;,_		Igor Peshansky, Ph.D. (name changed!)
     |,4-  ) )-,_. ,\ (  `'-'		old name: Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

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