diff options
Diffstat (limited to 'gnu/llvm/libcxx/cmake/Modules/CodeCoverage.cmake')
| -rw-r--r-- | gnu/llvm/libcxx/cmake/Modules/CodeCoverage.cmake | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/gnu/llvm/libcxx/cmake/Modules/CodeCoverage.cmake b/gnu/llvm/libcxx/cmake/Modules/CodeCoverage.cmake new file mode 100644 index 00000000000..1bd3a786812 --- /dev/null +++ b/gnu/llvm/libcxx/cmake/Modules/CodeCoverage.cmake @@ -0,0 +1,50 @@ +find_program(CODE_COVERAGE_LCOV lcov) +if (NOT CODE_COVERAGE_LCOV) + message(FATAL_ERROR "Cannot find lcov...") +endif() + +find_program(CODE_COVERAGE_LLVM_COV llvm-cov) +if (NOT CODE_COVERAGE_LLVM_COV) + message(FATAL_ERROR "Cannot find llvm-cov...") +endif() + +find_program(CODE_COVERAGE_GENHTML genhtml) +if (NOT CODE_COVERAGE_GENHTML) + message(FATAL_ERROR "Cannot find genhtml...") +endif() + +set(CMAKE_CXX_FLAGS_COVERAGE "-g -O0 --coverage") + +function(setup_lcov_test_target_coverage target_name output_dir capture_dirs source_dirs) + if (NOT DEFINED LIBCXX_BINARY_DIR) + message(FATAL_ERROR "Variable must be set") + endif() + + set(GCOV_TOOL "${LIBCXX_BINARY_DIR}/llvm-cov-wrapper") + file(GENERATE OUTPUT ${GCOV_TOOL} + CONTENT "#!/usr/bin/env bash\n${CODE_COVERAGE_LLVM_COV} gcov \"$@\"\n") + + file(MAKE_DIRECTORY ${output_dir}) + + set(CAPTURE_DIRS "") + foreach(cdir ${capture_dirs}) + list(APPEND CAPTURE_DIRS "-d;${cdir}") + endforeach() + + set(EXTRACT_DIRS "") + foreach(sdir ${source_dirs}) + list(APPEND EXTRACT_DIRS "'${sdir}/*'") + endforeach() + + message(STATUS "Capture Directories: ${CAPTURE_DIRS}") + message(STATUS "Extract Directories: ${EXTRACT_DIRS}") + + add_custom_target(generate-lib${target_name}-coverage + COMMAND chmod +x ${GCOV_TOOL} + COMMAND ${CODE_COVERAGE_LCOV} --gcov-tool ${GCOV_TOOL} --capture ${CAPTURE_DIRS} -o test_coverage.info + COMMAND ${CODE_COVERAGE_LCOV} --gcov-tool ${GCOV_TOOL} --extract test_coverage.info ${EXTRACT_DIRS} -o test_coverage.info + COMMAND ${CODE_COVERAGE_GENHTML} --demangle-cpp test_coverage.info -o test_coverage + COMMAND ${CMAKE_COMMAND} -E remove test_coverage.info + WORKING_DIRECTORY ${output_dir} + COMMENT "Generating coverage results") +endfunction() |