Have a look at the documentation for the OBJECT_DEPENDS source property <https://cmake.org/cmake/help/latest/prop_sf/OBJECT_DEPENDS.html>, which explains some options that may be relevant for your question.
On Fri, Dec 8, 2017 at 5:08 AM, Wouter Klouwen <wouter.klou...@youview.com> wrote: > Hi all, > > In trying to improve our build rules, one of the problems I encountered > is that I effectively have some source files that cannot be compiled > unless certain targets are run. > > I noticed that cmSourceFile has the AddDepend() method, which looks to > do the kind of thing that I want to do. > cmFlTKWrapUICommand and cmCPluginAPI are the only users of this, with > there being no way of setting this from a CMakeLists.txt. > The former seems to do exactly the kind of think that I need, which is > to set up some code generation. > > It would be nice if I could add items to this list, perhaps through > setting a property on the source files themselves, e.g this rather > contrived short example: > > add_custom_command(OUTPUT bar.h COMMAND touch bar.h) > add_custom_target(bar DEPENDS generate_bar bar.h) > set_source_files_properties(foo.cpp PROPERTIES DEPENDS bar) > > Is this a bad idea? Would there be a better way? > > Thanks, > W > This transmission contains information that may be confidential and > contain personal views which are not necessarily those of YouView TV Ltd. > YouView TV Ltd (Co No:7308805) is a limited liability company registered in > England and Wales with its registered address at YouView TV Ltd, 3rd Floor, > 10 Lower Thames Street, London, EC3R 6YT. For details see our web site at > http://www.youview.com > -- > > Powered by www.kitware.com > > Please keep messages on-topic and check the CMake FAQ at: > http://www.cmake.org/Wiki/CMake_FAQ > > Kitware offers various services to support the CMake community. For more > information on each offering, please visit: > > CMake Support: http://cmake.org/cmake/help/support.html > CMake Consulting: http://cmake.org/cmake/help/consulting.html > CMake Training Courses: http://cmake.org/cmake/help/training.html > > Visit other Kitware open-source projects at http://www.kitware.com/ > opensource/opensource.html > > Follow this link to subscribe/unsubscribe: > http://public.kitware.com/mailman/listinfo/cmake-developers > -- Craig Scott Melbourne, Australia https://crascit.com
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