On 10/25/2011 09:51 AM, Campbell Barton wrote: > The problem I'm trying to solve is to have "-Werror" for the whole > project except a few files which include system headers that give > warnings we can't workaround (even with -isystem). > > So I'm trying to get cmake to replace some flags for a specific file, > and I ran into the problem that the variable appears not to be set. > > get_source_file_property(MYVAR intern/BME_Customdata.c COMPILE_FLAGS) > ... modify the MYVAR > ... set the flags back > > But the variable isnt set, Im sure the source file is valid because I > printed it from the list passed to the target, and I tried this before > and after defining the source file in the target: > message(FATAL_ERROR "Check: ${MYVAR}") > Check: NOTFOUND > > > I'm guessing the COMPILE_FLAGS property can be set which overrides the > default flags but is there a good way to manipulate the existing > flags? >
Problem is, that the COMPILE_FLAGS property only *appends* to the default compile flags. You'll have to remove -Werror from CMAKE_<LANG>_FLAGS[_<CONFIG>] variables and set it instead on all the files you want it to be set for. Michael -- 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