Instead of having a per directory CMakeLists.txt you can do something like the following.
add_library(eema STATIC sub-dir-a/file1.cpp sub-dir-b/file2.cpp) On Tue, Apr 11, 2017 at 11:43 AM, Reuben Kraft <[email protected]> wrote: > Hello, > > I was reading this page about how to make a single library from many > subdirectories using object files: > https://cmake.org/Wiki/CMake/Tutorials/Object_Library > > It is exactly what I want to do but my problem is that I do not have any > source files in my "top directory" they are all in the subdirectories. I > have something like this: > > top-dir > --CMakeLists.txt > ------sub-dir-a > --------------CMakeLists.txt > --------------file1.cpp > ------sub-dir-b > --------------CMakeLists.txt > --------------file2.cpp > > However, I get the follow error message when I run cmake: > > You have called ADD_LIBRARY for library eema without any source files. This > typically indicates a problem with your CMakeLists.txt file. > > Is there a way to do this without haveing any source files in the top > directory? > > Thanks, > > Reuben > > > -- > > 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 -- 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
