X-Recipient:	archive-cygwin AT delorie DOT com
X-SWARE-Spam-Status:	No, hits=-1.9 required=5.0 tests=AWL,BAYES_00,J_CHICKENPOX_53
X-Spam-Check-By:	sourceware.org
Message-ID:	<579808.20759.qm@web25003.mail.ukl.yahoo.com>
Date:	Mon, 8 Jun 2009 14:21:25 +0000 (GMT)
From:	Marco Atzeri <marco_atzeri AT yahoo DOT it>
Subject:	R: [1.7] output redirection problems with gfortran
To:	cygwin AT cygwin DOT com, Gustavo Seabra <gustavo DOT seabra AT gmail DOT com>
MIME-Version:	1.0
X-IsSubscribed:	yes
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sourceware.org/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com

--- Lun 8/6/09, Gustavo Seabra  ha scritto:

> Da: Gustavo Seabra=20
> Oggetto: [1.7] output redirection problems with gfortran
> A: cygwin AT cygwin DOT com
> Data: Luned=EC 8 giugno 2009, 15:28
> Hi All,
>=20
> I'm having a strange problem with gfortran here. I am
> trying to run a
> simple configure program, but it chokes on the fortran
> compilation.
> The test program it uses is very simple:
>=20
> $ cat testp.f
> =A0 =A0 =A0 program testf
> =A0 =A0 =A0 write(6,*) 'testing a Fortran
> program'
> =A0 =A0 =A0 end program testf
>=20
> It is being compiled with:
>=20
> $ gfortran -O0 -fno-second-underscore -o testp testp.f
>=20
> and it generates the executable "testp.exe":
>=20
> $ ./testp
>  testing a Fortran program
>=20
> The problem comes in the testing. If I try to redirect this
> output to
> pretty much anything, I get nothing:
>=20
> $ ./testp | /bin/grep Fortran
> $
>=20
> (It returns nothing.) I also tried changing the compiler
> options to
> remove the -fno-second-underscore or the -O0 options, with
> no changes.
>=20
> The same happens if I try to redirect the output to a file,
> or try to
> tee the output: to a file, i.e., in both cases I only get
> empty files:
> $ ./testp >& testp.out
> $ cat testp.out
> $
>=20
> or
>=20
> $ ./testp 2>&1 | tee testp.out
> $ cat testp.out
> $
>=20
> I attached the output of=A0 cygcheck -s -v -r in this
> message. Here are
> some more details about the gfortran version being used:
>=20
> $ gfortran --version
> GNU Fortran (GCC) 4.3.2 20080827 (beta) 2
[SNIP]

>=20
> Gustavo Seabra

Hi Gustavo,
we already noticed such fault and it is on the "long" list of
Dave Korn to look for.=20

http://thread.gmane.org/gmane.os.cygwin/104875/focus=3D104963

I suspect it is more 1.7 related than gfortran related
as the test program is working on cygwin-1.5.

Regards
Marco





--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/

- Raw text -