Re: [CMake] execute short program during cmake configuration ?

[Petr Kmoch]

Hi Miro,

looks like you want to use the try_run() command (
https://cmake.org/cmake/help/latest/command/try_run.html ).

Petr

On 2 June 2016 at 22:10, Ilias Miroslav  wrote:

>
> Greetings, dear experts,
>
>
> we have (two) short Fortran programs (detection of integer*4/8 for math
> libraries) which we would like to build and execute during project's
> configuration phase.
>
>
> There is the " CheckFortranSourceCompiles" command to compile a Fortran
> source code during project's  configure time.  However, we would be glad
> also to execute the resulting a.out binary and check if it passes or
> crashes.
>
>
> Any help, please ? Is there a way to compile/execute short program in the
> configuration  stage of the (big) project ?
>
>
> Yours, Miro
>
> ( CMake co-builder for http://www.diracprogram.org  )
>
>
>
>
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Re: [CMake] execute short program during cmake configuration ?

[Guy Harris]

On Jun 2, 2016, at 2:56 PM, Alan W. Irwin  wrote:

> It appears you want the Fortran equivalent of the CHECK_C_SOURCE_RUNS
> macro. So I suggest you copy that macro (found in
> Modules/CheckCSourceRuns.cmake) to your own source code where your
> other home-grown CMake macros are located, rename that macro to
> CHECK_FORTRAN_SOURCE_RUNS, and make the minor modifications to that
> macro that are appropriate for the Fortran case.

...and contribute it back to the CMake maintainers to encourage its appearance 
in future releases?
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