[CMake] Hiding a variable from the GUI
Bill Hoffman
bill.hoffman at kitware.com
Mon Mar 31 14:31:56 EDT 2008
Fernando Cacciola wrote:
> Hi,
>
> One of my users reported that the filenames of several header files
> appeared in the advanced section when using CMakeSetup/ccmake.
> Eventually I tracked down the problem to some macro using find_file.
> It turns out that the variable where find_file (and family) reports the
> result is automatically cached whether I like or not. My code was using
> "mark_as_advanced" but that was not enough as my users just didn't want
> the variable in the GUI at all.
>
> Eventually I came up with the following trivial macro "mark_as_internal"
> which I used to hide away these unwanted variables:
>
> macro ( mark_as_internal _var )
> set ( ${_var} ${${_var}} CACHE INTERNAL "hide this!" FORCE )
> endmacro( mark_as_internal _var )
>
> but I wonder:
>
> Is there a better way?
>
> Shouldn't ALL the commands that create/define variables (like find_*)
> accept a NO_CACHE option? or at the very least an INTERNAL option?
>
> TIA
>
>
mark_as_advanced is the usual path.
-Bill
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