On Sunday 13 May 2012, Stephen Kelly wrote: > Stephen Kelly wrote: > > Hi there, > > > > The topic of 'target usage requirements' has come up several times. It's > > something I'd like to work further towards in CMake 2.8.9. > > > > I have created a wiki page on the KDE wiki (there for my convenience > > mostly) so that we can discuss the design, implementation and > > implications. > > > > http://community.kde.org/Frameworks/Epics/CMake_target_usage_requirements > > > > Thanks for any comments, > > Hi there, > > Thanks for the feedback on this proposal so far. > > I have updated the wiki page to remove any reference to > target_use_package() or functionality depending on conventions of variable > names, or finding packages etc. The proposal as written now expects the > caller to supply targets, and never expects a package name or a prefix. > > The page is now focussed on creation of a target_use_targets() command > which operates on targets which are in scope because either they were > created in the same buildsystem, or they were imported. > > It would be possible to revisit the target_use_package() idea in the > future, but that is no longer the aim of the proposal. The > target_use_targets() is already a useful enough concept to aim for.
Great :-) > The remaining (I think) open question regards what form the generator > expressions should take so that they can represent multiple dimensions. Some comments: will target_use_target() also need PRIVATE and PUBLIC keywords as target_link_libraries() has now ? In installed config/targets files, the include directories must be relocatable. Cross compiling: currently the assumption is that find_library()/find_path() will find files for the target, so inside the build by default everything is for the target. I don't think this needs extra handling here. Alex
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