cmlib/CMLibCodeCoverage.cmake

39 lines
1.4 KiB
CMake

function(add_code_coverage)
list(GET ARGN 0 _target)
if(CMAKE_CXX_COMPILER_IS_GCC)
find_program(LCOV_EXE NAMES lcov)
find_program(GENHTML_EXE NAMES genhtml)
target_compile_options(${_target} PUBLIC "--coverage")
get_target_property(LF ${_target} LINK_FLAGS)
string(APPEND LF " --coverage")
set_target_properties(${_target} PROPERTIES LINK_FLAGS ${LF})
if(LCOV_EXE)
add_custom_target(coverage-${_target}
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
COMMAND ${LCOV_EXE}
--test-name
${_target}
--output
"${_target}.lcov"
--capture
--directory
${CMAKE_BINARY_DIR})
add_dependencies(coverage-${_target} ${_target})
if(GENHTML_EXE)
add_custom_target(coverage-report-${_target}
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
COMMAND ${GENHTML_EXE}
--output-directory
"report-${_target}"
"${_target}.lcov")
add_dependencies(coverage-report-${_target} coverage-${_target})
endif()
endif()
else()
message("Only GCC is supported for code coverage")
endif()
endfunction()