[CMake] [CMAKE] Defining MPI_C_COMPILER on Windows

[Michel Lestrade]

Replying to my own post in case future users run into the same issue: 
the extension (.bat in this case) must be specifically included for the 
file to be found.

On 24/04/2012 10:57 AM, Michel Lestrade wrote:
> I need to pass the MPI_C_COMPILER value through the command line since 
> the Intel MPI libraries are not being recognized properly by the 
> FindMPI script (CMake 2.8.8). I used the following syntax:
>
> cmake -G "NMake Makefiles" -DMPI_C_COMPILER:FILEPATH="C:/Program Files 
> (x86)/Intel/MPI/4.0.3.009/em64t/bin/mpicc"
>
> but the CMake cache file reports the following entry instead (even 
> after deleting the old cache and CMake tree):
>
> //Cleared
> MPI_C_COMPILER:FILEPATH=MPI_C_COMPILER-NOTFOUND
>
> I am a complete newbie to CMake and while this should be obvious, I 
> cannot figure out the right syntax. I even tried using a subst'ed 
> drive to define the path without using a long directory name (just in 
> case): the variable is still "cleared" by something.
>
> Can anyone explain what I am doing wrong ?
>
>
>
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