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Date: Tue, 29 Oct 2002 09:48:52 -0500 (EST)
From: Christophe Dupre <duprec AT scorec DOT rpi DOT edu>
To: "Peter A. Castro" <doctor AT fruitbat DOT org>
Cc: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
Subject: Re: Cygwin, GNU make and VC++ ?
In-Reply-To: <Pine.LNX.4.21.0210290639110.20290-100000@gremlin.fruitbat.org>
Message-ID: <Pine.GSO.4.44.0210290948420.8666-100000@mastermind.scorec.rpi.edu>
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Can you share this script with us ?

On Tue, 29 Oct 2002, Peter A. Castro wrote:

> On Mon, 28 Oct 2002, Christophe Dupre wrote:
>
> > Hello everyone,
> > I'm trying to recompile a homegrown program that was originaly
> > developped for Unix under Windows. We were successful in compiling this
> > program with the cygwin-supplied gcc using our current Makefile.
> >
> > Now we'd like to recompile with the 'native' compiler, cl.exe provided
> > with Visual Studio, as some believe the native compile would produce
> > faster binaries (it's a long-running analysis code - even 5% speedup
> > would be significant). Also, the gcc binary can't seem to be able to
> > allocate more than 1024MB of memory, even though the machine has 4GB
> > physical (this is under Windows 2000). Even then, we had to modify a
> > registry key to be able to use more than 256MB, which is not great for
> > end-users.
> >
> > Anyway, we're making progress in being able to compile with CL.EXE, but
> > we're having trouble with include files. We use the flag
> > '-I/home/user/dg/include' to point to the include directory, but it
> > can't find it. If we use '-I../include' it works, but for many reasons
> > we need to be able to specify absolute paths for include files.
> >
> > Has anyone done that ? I was not able to find anything relevant in the
> > archives.
>
> I had this same problem to contend with at work.  I'd solved it by
> writing a wrapper script around cl that massaged the include list to
> match Windows syntax and then invoke the real cl.  It was a but tricky.
> I ended up putting the path with my wrapper earlier in $PATH and calling
> cl.exe explicitly.  Had to do the same thing with link and lib commands
> too.
>
> > Thanks.
>
> --
> Peter A. Castro <doctor AT fruitbat DOT org> or <Peter DOT Castro AT oracle DOT com>
> 	"Cats are just autistic Dogs" -- Dr. Tony Attwood
>
>


--
Christophe Dupre
System Administrator, Scientific Computation Research Center
Rensselaer Polytechnic Institute
Troy, NY        USA
Phone: (518) 276-2578  -  Fax: (518) 276-4886


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