[CMake] Mixing GFortran and Intel Fortran on the Same windows machine?

[Michael Jackson]

On May 30, 2014, at 1:43 PM, Bill Hoffman <bill.hoffman at kitware.com> wrote:

> On 5/30/2014 12:53 PM, Michael Jackson wrote:
>> Is it possible to install both a GFortran and Intel Fortran on the
>> same machine? I have a window 7 x64 machine where I have Visual
>> Studio 2013 Pro installed in addition to Intel Fortran (What ever the
>> latest is) and I also downloaded GFortran (From the GCC Wiki pages).
>> I have setup some batch files to setup the paths depending on which
>> set of compilers that I want. I then proceeded to configure my
>> fortran project with CMake and I get an error when trying to sanity
>> check GFortran that says "cr is not an operable file" or something
>> like that. I am really new to Fortran at this point and I have no
>> idea what this "cr" program does? It does not seem to come with the
>> GFortran installer that I pulled down.
>> 
>> THanks for any Help
>> 
>> Mike Jackson
> 
> There is this stuff:
> 
> http://www.kitware.com/blog/home/post/231
> You could most likely coax cmake_add_fortran_subdirectory to pick and choose which fortran is used.  I think right now it will use the intel one if it has it.
> 
> -Bill
> 

How is CMake determining if the Intel Compiler is available? Registry query or Path query? I tried to export the FC variable but that did not work either. I guess I'll have to fire up yet-another virtual machine. was just hoping to bounce back and forth between the compilers on the same machine.

Thank you for the insight.
Mike Jackson