[gmx-users] install problems cygwin

[Mark Abraham]

On 23/03/2011 4:10 AM, vijaya subramanian wrote:
> Hi
> I tried doing it from my home directory. It didn't work.  Also gcc 
> hello.c and g77 hello.f don't produce
> executables, though both seem to run-not a.out file is created.

The Cygwin linker package is not installed by default - you need the 
"binutils" package from Cygwin setup. Sometimes the system can try to 
fall back on the Windows ld.exe and that doesn't work.

Mark

> > From: roland at utk.edu
> > Date: Tue, 22 Mar 2011 12:51:45 -0400
> > Subject: Re: [gmx-users] install problems cygwin
> > To: gmx-users at gromacs.org
> >
> > Hi,
> >
> > try to move your files into your cygwin home directory before
> > compiling. If that doesn't work, try to first compile a hello world C
> > program to see why the compiler doesn't work.
> >
> > Roland
> >
> > On Tue, Mar 22, 2011 at 12:13 PM, vijaya subramanian
> > <vijaya65 at hotmail.com> wrote:
> > >
> > > Hi
> > > I am trying to install gromacs on a windows laptop with rhcygwin.  
> I am
> > > doing it as administrator
> > > and I ran into the same problem when I tried installing fftw-3.2.2.
> > >
> > > $ ./configure --enable-sse --enable-float
> > > checking for a BSD-compatible install... /usr/bin/install -c
> > > checking whether build environment is sane... yes
> > > checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
> > > checking for gawk... gawk
> > > checking whether make sets $(MAKE)... yes
> > > checking whether to enable maintainer-specific portions of 
> Makefiles... no
> > > checking build system type... i686-pc-cygwin
> > > checking host system type... i686-pc-cygwin
> > > checking for gcc... gcc
> > > checking for C compiler default output file name...
> > > configure: error: in `/cygdrive/c/fftw-3.2.2':
> > > configure: error: C compiler cannot create executables
> > > See `config.log' for more details.
> > >
> > > The config.log file is attached.
> > > I read the config.log file but am unable to figure out what the 
> problem is.
> > > It shows
> > > the right version of gcc installed and configure appears to find it.
> > >
> > >
> > > Thanks
> > > Vijaya
> > >
> > > --
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> >
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