Thanks, I didn't even think of doing it like that :)
This works great. Thanks!
-
Robert Dailey
On Tue, Nov 1, 2011 at 3:46 PM, Fraser Hutchison <
fraser.hutchi...@googlemail.com> wrote:
> Hi Robert,
>
> I think you need something like:
>
>
> if( NOT COPY_DONE )
> ... do work
> set( COPY_DONE true CACHE BOOL "This is my documentation" FORCE )
> endif()
>
> Cheers,
>
> Fraser.
>
>
>
> On 01/11/2011 18:37, Robert Dailey wrote:
>
> There is a one-time operation I need CMake to perform the very first time
> a user generates. This operation involves copying several files from a
> remote server (third party libraries) and placing them in the binary dir.
>
> Right now I'm attempting to do this via a cache variable:
>
> set( COPY_DONE false CACHE BOOL "This is my documentation" )
> if( NOT COPY_DONE )
> ... do work
> set( COPY_DONE true )
> endif()
>
> I do not make this an INTERNAL cache variable because at any time the
> user should be able to set COPY_DONE to false manually and it should recopy
> everything, and then set it back to 'true'.
>
> The code above does not work because I'm not using set( COPY_DONE true
> FORCE ). But I have to resupply the docstring if I do it this
> way.
>
> Am I going about this the wrong way? Can anyone recommend a different
> approach? If not, how can I do this without having to duplicate the doc
> string?
>
> -
> Robert Dailey
>
>
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