FindPolkitQt-1 and multiple prefixes

[Yury G. Kudryashov]

Dario Freddi wrote:

> On Friday 13 August 2010 09:16:53 Yury G. Kudryashov wrote:
>> Hi!
>> 
>> Current FindPolkitQt-1 ends with:
>> set(POLKITQT-1_POLICY_FILES_INSTALL_DIR
>> ${CMAKE_INSTALL_PREFIX}/share/polkit-1/actions)
>> 
>> Then kdelibs caches this value (to
>> ${kdelibs_install_prefix}/share/polkit-1/actions) and this cached value
>> is used in other modules. As a result, if I want to install each module
>> into a dedicated prefix (and then graft them), it tries to install polkit
>> action files into kdelibs prefix.
>> 
>> I propose to replace this line with
>> set(POLKITQT-1_POLICY_FILES_INSTALL_DIR share/polkit-1/actions)
>> 
>> Then it will cache "share/polkit-1/actions" and install anything into the
>> right prefix.
> 
> I'll leave Alex the last word on that, but consider that the install
> directory should be actually forced to /usr/share/polkit-1/actions to make
> polkit work (I know, it's a shame, but it probably won't change). Adding
> such a thing would create even more mess, imho.
> 
> In addition, consider that polkit actions should be considered as system
> files, and not part of a specific module or program: the whole concept is
> that the administrator should explicitly allow a certain program to
> register a set of actions through those files.

Then you should force it to be ${polkit_prefix}/share/polkit-1/actions, not 
${kdelibs_prefix}/share/polkit-1/actions. Anyway you warn the user if 
polkit_prefix != kdelibs_prefix, so he will know that he must copy/symlink 
files to polkit_prefix.