On Wednesday 11 March 2009, Marcel Loose wrote: > Hi all, > > I'm struggling with the following. While processing the CMakeLists.txt > files of my project, I want to keep track of include directories and > libraries of "external" packages in say MYPROJECT_INCLUDE_DIRS and > MYPROJECT_LIBRARIES. These variables need to be augmented with new > values while processing subdirectories of myproject (that were added > with add_subdirectory()). I wrote a small wrapper macro around > find_package() that updates these variables, which can be used in my > CMakeLists.txt files. > > However, I noticed that in a subdirectory I can read the variable, but > changes don't get passed back, unless I use PARENT_SCOPE. This is a bit > cumbersome and error-prone, because you must set the variable with > PARENT_SCOPE at each level, even if you don't intend to modify its > contents! Is there a way to define "real" global variables, without > using the cache?
You could also use set/get_property(GLOBAL ...) Alex _______________________________________________ Powered by www.kitware.com Visit other Kitware open-source projects at http://www.kitware.com/opensource/opensource.html Please keep messages on-topic and check the CMake FAQ at: http://www.cmake.org/Wiki/CMake_FAQ Follow this link to subscribe/unsubscribe: http://www.cmake.org/mailman/listinfo/cmake
