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40 lines
1.7 KiB
CMake
40 lines
1.7 KiB
CMake
# https://clang.llvm.org/extra/clang-tidy/
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option (ENABLE_CLANG_TIDY "Use clang-tidy static analyzer" OFF)
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if (ENABLE_CLANG_TIDY)
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find_program (CLANG_TIDY_CACHE_PATH NAMES "clang-tidy-cache")
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if (CLANG_TIDY_CACHE_PATH)
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find_program (_CLANG_TIDY_PATH NAMES "clang-tidy" "clang-tidy-15" "clang-tidy-14" "clang-tidy-13" "clang-tidy-12")
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# Why do we use ';' here?
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# It's a cmake black magic: https://cmake.org/cmake/help/latest/prop_tgt/LANG_CLANG_TIDY.html#prop_tgt:%3CLANG%3E_CLANG_TIDY
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# The CLANG_TIDY_PATH is passed to CMAKE_CXX_CLANG_TIDY, which follows CXX_CLANG_TIDY syntax.
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set (CLANG_TIDY_PATH "${CLANG_TIDY_CACHE_PATH};${_CLANG_TIDY_PATH}" CACHE STRING "A combined command to run clang-tidy with caching wrapper")
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else ()
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find_program (CLANG_TIDY_PATH NAMES "clang-tidy" "clang-tidy-15" "clang-tidy-14" "clang-tidy-13" "clang-tidy-12")
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endif ()
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if (CLANG_TIDY_PATH)
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message (STATUS
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"Using clang-tidy: ${CLANG_TIDY_PATH}.
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The checks will be run during build process.
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See the .clang-tidy file at the root directory to configure the checks.")
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set (USE_CLANG_TIDY ON)
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# clang-tidy requires assertions to guide the analysis
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# Note that NDEBUG is set implicitly by CMake for non-debug builds
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set (COMPILER_FLAGS "${COMPILER_FLAGS} -UNDEBUG")
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# The variable CMAKE_CXX_CLANG_TIDY will be set inside the following directories with non third-party code.
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# - base
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# - programs
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# - src
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# - utils
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# set (CMAKE_CXX_CLANG_TIDY "${CLANG_TIDY_PATH}")
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else ()
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message (${RECONFIGURE_MESSAGE_LEVEL} "clang-tidy is not found")
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endif ()
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endif ()
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