1find_program(CODE_COVERAGE_LCOV lcov) 2if (NOT CODE_COVERAGE_LCOV) 3 message(FATAL_ERROR "Cannot find lcov...") 4endif() 5 6find_program(CODE_COVERAGE_GENHTML genhtml) 7if (NOT CODE_COVERAGE_GENHTML) 8 message(FATAL_ERROR "Cannot find genhtml...") 9endif() 10 11set(CMAKE_CXX_FLAGS_COVERAGE "-g -O0 --coverage") 12 13function(setup_lcov_test_target_coverage target_name output_dir capture_dirs source_dirs) 14 file(MAKE_DIRECTORY ${output_dir}) 15 16 set(CAPTURE_DIRS "") 17 foreach(cdir ${capture_dirs}) 18 list(APPEND CAPTURE_DIRS "-d;${cdir}") 19 endforeach() 20 21 set(EXTRACT_DIRS "") 22 foreach(sdir ${source_dirs}) 23 list(APPEND EXTRACT_DIRS "'${sdir}/*'") 24 endforeach() 25 26 message(STATUS "Capture Directories: ${CAPTURE_DIRS}") 27 message(STATUS "Extract Directories: ${EXTRACT_DIRS}") 28 29 add_custom_target(generate-lib${target_name}-coverage 30 COMMAND ${CODE_COVERAGE_LCOV} --capture ${CAPTURE_DIRS} -o test_coverage.info 31 COMMAND ${CODE_COVERAGE_LCOV} --extract test_coverage.info ${EXTRACT_DIRS} -o test_coverage.info 32 COMMAND ${CODE_COVERAGE_GENHTML} --demangle-cpp test_coverage.info -o test_coverage 33 COMMAND ${CMAKE_COMMAND} -E remove test_coverage.info 34 WORKING_DIRECTORY ${output_dir} 35 COMMENT "Generating coverage results") 36endfunction() 37