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Re: I need help on how to use the Cygwin fortran compiler. Thank s, Dr. McNeill
- From: Tim Prince <tprince at computer dot org>
- To: "Robinow, David" <drobinow at dayton dot adroit dot com>
- Cc: "'Dr. James H. McNeill'" <jmcneill at chem dot siu dot edu>,cygwin at cygwin dot com
- Date: Wed, 09 Jan 2002 05:51:29 -0800
- Subject: Re: I need help on how to use the Cygwin fortran compiler. Thank s, Dr. McNeill
- References: <80575AFA5F0DD31197CE00805F650D767B2119@wilber.adroit.com>
Robinow, David wrote:
> Do you have a Cygwin icon on your desktop?
> If not, go to http://sources.redhat.com/cygwin and "Install Cygwin
> You should install, at least, Base, Devel, and Shells packages.
> Click on the Cygwin icon. This should bring up a bash shell.
> Are you familiar with unix? If not, you should find a tutorial
> Although Cygwin is a great way for Windows users
> to access free software, it's really aimed at
> somewhat experienced unix/linux users who need to
> run on Windows.
> In your bash shell
> g77 -c fmain.f will compile the fortran file fmain.f,
> putting the object file in fmain.o
> g77 fmain.f -o fmain will compile fmain.f and putting an
> executable in fmain.exe
> g77 -c fsubr1.f
> g77 -c fsubr2.f
> g77 -c fsubr3.f
> g77 -c fcaller.f
> g77 fcaller.o fsubr1.o fsubr2.o fsubr3.o -o fprogram
> will compile and link multiple source files.
> g77 -help gives more information.
If you should wish to use -pg, or the P4-specific code generation of
gcc-3.1, those procedures are not well documented, but David's advice
should give you a good start. Use also 'info g77' and consider that
much relevant information in 'info gcc' is not duplicated under 'info g77.'
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