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# TODO: bail out when Python_EXECUTABLE is not set
if(NOT CMAKE_DISABLE_PRECOMPILE_HEADERS)
# clang-tidy and clang need to have the same version when precompiled headers are being used
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
string(REGEX MATCHALL "[0-9]+" _clang_ver_parts "${CMAKE_CXX_COMPILER_VERSION}")
LIST(GET _clang_ver_parts 0 _clang_major)
set(RUN_CLANG_TIDY_NAMES "run-clang-tidy-${_clang_major}")
message(STATUS "Clang and clang-tidy version need to match when precompiled headers are enabled - limiting search to '${RUN_CLANG_TIDY_NAMES}'")
else()
message(STATUS "Cannot use non-Clang compiler with clang-tidy when precompiled headers are enabled - skipping 'run-clang-tidy'/'run-clang-tidy-csa' target generation")
endif()
else()
set(RUN_CLANG_TIDY_NAMES run-clang-tidy run-clang-tidy-20 run-clang-tidy-19 run-clang-tidy-18 run-clang-tidy-17 run-clang-tidy-16 run-clang-tidy-15 run-clang-tidy-14 run-clang-tidy-13 run-clang-tidy-12 run-clang-tidy-11 run-clang-tidy-10 run-clang-tidy-9 run-clang-tidy-8)
endif()
if(RUN_CLANG_TIDY_NAMES)
find_program(RUN_CLANG_TIDY NAMES ${RUN_CLANG_TIDY_NAMES})
message(STATUS "RUN_CLANG_TIDY=${RUN_CLANG_TIDY}")
if(RUN_CLANG_TIDY)
include(ProcessorCount)
ProcessorCount(NPROC)
if(NPROC EQUAL 0)
message(FATAL_ERROR "could not get processor count")
endif()
message(STATUS "NPROC=${NPROC}")
# most of these are disabled because they are too noisy in our code
# clang-analyzer-core.CallAndMessage
# clang-analyzer-core.NonNullParamChecker
# clang-analyzer-cplusplus.NewDeleteLeaks
# clang-analyzer-cplusplus.NewDelete
# clang-analyzer-core.NullDereference
# clang-analyzer-unix.Stream
# clang-analyzer-optin.cplusplus.UninitializedObject - false positives with unnamed fields - see https://github.com/llvm/llvm-project/issues/132001
# clang-analyzer-alpha.clone.CloneChecker
# clang-analyzer-alpha.webkit.* - we are not interested in these
set(CLANG_TIDY_CSA_CONFIG "-config={InheritParentConfig: true, Checks: '-*,clang-analyzer-*,-clang-analyzer-core.CallAndMessage,-clang-analyzer-core.NonNullParamChecker,-clang-analyzer-cplusplus.NewDeleteLeaks,-clang-analyzer-cplusplus.NewDelete,-clang-analyzer-core.NullDereference,-clang-analyzer-unix.Stream,-clang-analyzer-optin.cplusplus.UninitializedObject,-clang-analyzer-alpha.clone.CloneChecker,-clang-analyzer-alpha.webkit.*'}")
if (ENABLE_CSA_ALPHA)
set(CLANG_TIDY_CSA_ALPHA_OPTS "-allow-enabling-alpha-checkers" "-extra-arg=-Xclang" "-extra-arg=-analyzer-config" "-extra-arg=-Xclang" "-extra-arg=aggressive-binary-operation-simplification=true")
endif()
# TODO: exclude moc_*.cpp
# TODO: exclude mocs_compilation.cpp
# disable all compiler warnings since we are just interested in the tidy ones
add_custom_target(run-clang-tidy
${Python_EXECUTABLE} ${RUN_CLANG_TIDY} -p=${CMAKE_BINARY_DIR} -j ${NPROC} -quiet
USES_TERMINAL
VERBATIM)
add_custom_target(run-clang-tidy-csa
${Python_EXECUTABLE} ${RUN_CLANG_TIDY} -p=${CMAKE_BINARY_DIR} -j ${NPROC} -quiet ${CLANG_TIDY_CSA_ALPHA_OPTS} ${CLANG_TIDY_CSA_CONFIG}
USES_TERMINAL
VERBATIM)
if(BUILD_GUI)
add_dependencies(run-clang-tidy gui-build-deps)
add_dependencies(run-clang-tidy-csa gui-build-deps)
if(BUILD_TRIAGE)
add_dependencies(run-clang-tidy triage-build-ui-deps)
add_dependencies(run-clang-tidy-csa triage-build-ui-deps)
endif()
endif()
endif()
endif()
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