# number of parallel jobs for CTest set(N 10) ############################################################################### # Needed tools. ############################################################################### include(FindPython3) find_package(Python3 COMPONENTS Interpreter) find_program(ASTYLE_TOOL NAMES astyle) execute_process(COMMAND ${ASTYLE_TOOL} --version OUTPUT_VARIABLE ASTYLE_TOOL_VERSION ERROR_VARIABLE ASTYLE_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" ASTYLE_TOOL_VERSION "${ASTYLE_TOOL_VERSION}") message(STATUS "🔖 Artistic Style ${ASTYLE_TOOL_VERSION} (${ASTYLE_TOOL})") find_program(CLANG_TOOL NAMES clang++-HEAD clang++-14 clang++-13 clang++-12 clang++-11 clang++) execute_process(COMMAND ${CLANG_TOOL} --version OUTPUT_VARIABLE CLANG_TOOL_VERSION ERROR_VARIABLE CLANG_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CLANG_TOOL_VERSION "${CLANG_TOOL_VERSION}") message(STATUS "🔖 Clang ${CLANG_TOOL_VERSION} (${CLANG_TOOL})") find_program(CLANG_TIDY_TOOL NAMES clang-tidy-14 clang-tidy-13 clang-tidy-12 clang-tidy-11 clang-tidy) execute_process(COMMAND ${CLANG_TIDY_TOOL} --version OUTPUT_VARIABLE CLANG_TIDY_TOOL_VERSION ERROR_VARIABLE CLANG_TIDY_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CLANG_TIDY_TOOL_VERSION "${CLANG_TIDY_TOOL_VERSION}") message(STATUS "🔖 Clang-Tidy ${CLANG_TIDY_TOOL_VERSION} (${CLANG_TIDY_TOOL})") message(STATUS "🔖 CMake ${CMAKE_VERSION} (${CMAKE_COMMAND})") find_program(CPPCHECK_TOOL NAMES cppcheck) execute_process(COMMAND ${CPPCHECK_TOOL} --version OUTPUT_VARIABLE CPPCHECK_TOOL_VERSION ERROR_VARIABLE CPPCHECK_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" CPPCHECK_TOOL_VERSION "${CPPCHECK_TOOL_VERSION}") message(STATUS "🔖 Cppcheck ${CPPCHECK_TOOL_VERSION} (${CPPCHECK_TOOL})") find_program(GCC_TOOL NAMES g++-HEAD g++-11 g++-latest) execute_process(COMMAND ${GCC_TOOL} --version OUTPUT_VARIABLE GCC_TOOL_VERSION ERROR_VARIABLE GCC_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GCC_TOOL_VERSION "${GCC_TOOL_VERSION}") message(STATUS "🔖 GCC ${GCC_TOOL_VERSION} (${GCC_TOOL})") find_program(GCOV_TOOL NAMES gcov-HEAD gcov-11 gcov-10 gcov) execute_process(COMMAND ${GCOV_TOOL} --version OUTPUT_VARIABLE GCOV_TOOL_VERSION ERROR_VARIABLE GCOV_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GCOV_TOOL_VERSION "${GCOV_TOOL_VERSION}") message(STATUS "🔖 GCOV ${GCOV_TOOL_VERSION} (${GCOV_TOOL})") find_program(GIT_TOOL NAMES git) execute_process(COMMAND ${GIT_TOOL} --version OUTPUT_VARIABLE GIT_TOOL_VERSION ERROR_VARIABLE GIT_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" GIT_TOOL_VERSION "${GIT_TOOL_VERSION}") message(STATUS "🔖 Git ${GIT_TOOL_VERSION} (${GIT_TOOL})") find_program(IWYU_TOOL NAMES include-what-you-use iwyu) execute_process(COMMAND ${IWYU_TOOL} --version OUTPUT_VARIABLE IWYU_TOOL_VERSION ERROR_VARIABLE IWYU_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" IWYU_TOOL_VERSION "${IWYU_TOOL_VERSION}") message(STATUS "🔖 include-what-you-use ${IWYU_TOOL_VERSION} (${IWYU_TOOL})") find_program(INFER_TOOL NAMES infer) execute_process(COMMAND ${INFER_TOOL} --version OUTPUT_VARIABLE INFER_TOOL_VERSION ERROR_VARIABLE INFER_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" INFER_TOOL_VERSION "${INFER_TOOL_VERSION}") message(STATUS "🔖 Infer ${INFER_TOOL_VERSION} (${INFER_TOOL})") find_program(LCOV_TOOL NAMES lcov) execute_process(COMMAND ${LCOV_TOOL} --version OUTPUT_VARIABLE LCOV_TOOL_VERSION ERROR_VARIABLE LCOV_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" LCOV_TOOL_VERSION "${LCOV_TOOL_VERSION}") message(STATUS "🔖 LCOV ${LCOV_TOOL_VERSION} (${LCOV_TOOL})") find_program(NINJA_TOOL NAMES ninja) execute_process(COMMAND ${NINJA_TOOL} --version OUTPUT_VARIABLE NINJA_TOOL_VERSION ERROR_VARIABLE NINJA_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" NINJA_TOOL_VERSION "${NINJA_TOOL_VERSION}") message(STATUS "🔖 Ninja ${NINJA_TOOL_VERSION} (${NINJA_TOOL})") find_program(OCLINT_TOOL NAMES oclint-json-compilation-database) find_program(OCLINT_VERSION_TOOL NAMES oclint) execute_process(COMMAND ${OCLINT_VERSION_TOOL} --version OUTPUT_VARIABLE OCLINT_TOOL_VERSION ERROR_VARIABLE OCLINT_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" OCLINT_TOOL_VERSION "${OCLINT_TOOL_VERSION}") message(STATUS "🔖 OCLint ${OCLINT_TOOL_VERSION} (${OCLINT_TOOL})") find_program(VALGRIND_TOOL NAMES valgrind) execute_process(COMMAND ${VALGRIND_TOOL} --version OUTPUT_VARIABLE VALGRIND_TOOL_VERSION ERROR_VARIABLE VALGRIND_TOOL_VERSION) string(REGEX MATCH "[0-9]+(\\.[0-9]+)+" VALGRIND_TOOL_VERSION "${VALGRIND_TOOL_VERSION}") message(STATUS "🔖 Valgrind ${VALGRIND_TOOL_VERSION} (${VALGRIND_TOOL})") find_program(GENHTML_TOOL NAMES genhtml) find_program(PLOG_CONVERTER_TOOL NAMES plog-converter) find_program(PVS_STUDIO_ANALYZER_TOOL NAMES pvs-studio-analyzer) find_program(SCAN_BUILD_TOOL NAMES scan-build-14 scan-build-13 scan-build-12 scan-build-11 scan-build) # the individual source files file(GLOB_RECURSE SRC_FILES ${PROJECT_SOURCE_DIR}/include/nlohmann/*.hpp) ############################################################################### # Thorough check with recent compilers ############################################################################### # Ignored Clang warnings: # -Wno-c++98-compat The library targets C++11. # -Wno-c++98-compat-pedantic The library targets C++11. # -Wno-deprecated-declarations The library contains annotations for deprecated functions. # -Wno-extra-semi-stmt The library uses std::assert which triggers this warning. # -Wno-padded We do not care about padding warnings. # -Wno-covered-switch-default All switches list all cases and a default case. # -Wno-weak-vtables The library is header-only. # -Wreserved-identifier See https://github.com/onqtam/doctest/issues/536. set(CLANG_CXXFLAGS "-std=c++11 \ -Werror \ -Weverything \ -Wno-c++98-compat \ -Wno-c++98-compat-pedantic \ -Wno-deprecated-declarations \ -Wno-extra-semi-stmt \ -Wno-padded \ -Wno-covered-switch-default \ -Wno-weak-vtables \ -Wno-reserved-identifier \ ") # Ignored GCC warnings: # -Wno-abi-tag We do not care about ABI tags. # -Wno-aggregate-return The library uses aggregate returns. # -Wno-long-long The library uses the long long type to interface with system functions. # -Wno-namespaces The library uses namespaces. # -Wno-padded We do not care about padding warnings. # -Wno-system-headers We do not care about warnings in system headers. # -Wno-templates The library uses templates. set(GCC_CXXFLAGS "-std=c++11 \ -pedantic \ -Werror \ --all-warnings \ --extra-warnings \ -W \ -WNSObject-attribute \ -Wno-abi-tag \ -Waddress \ -Waddress-of-packed-member \ -Wno-aggregate-return \ -Waggressive-loop-optimizations \ -Waligned-new=all \ -Wall \ -Walloc-zero \ -Walloca \ -Wanalyzer-double-fclose \ -Wanalyzer-double-free \ -Wanalyzer-exposure-through-output-file \ -Wanalyzer-file-leak \ -Wanalyzer-free-of-non-heap \ -Wanalyzer-malloc-leak \ -Wanalyzer-mismatching-deallocation \ -Wanalyzer-null-argument \ -Wanalyzer-null-dereference \ -Wanalyzer-possible-null-argument \ -Wanalyzer-possible-null-dereference \ -Wanalyzer-shift-count-negative \ -Wanalyzer-shift-count-overflow \ -Wanalyzer-stale-setjmp-buffer \ -Wanalyzer-tainted-array-index \ -Wanalyzer-too-complex \ -Wanalyzer-unsafe-call-within-signal-handler \ -Wanalyzer-use-after-free \ -Wanalyzer-use-of-pointer-in-stale-stack-frame \ -Wanalyzer-write-to-const \ -Wanalyzer-write-to-string-literal \ -Warith-conversion \ -Warray-bounds \ -Warray-bounds=2 \ -Warray-parameter=2 \ -Wattribute-alias=2 \ -Wattribute-warning \ -Wattributes \ -Wbool-compare \ -Wbool-operation \ -Wbuiltin-declaration-mismatch \ -Wbuiltin-macro-redefined \ -Wc++0x-compat \ -Wc++11-compat \ -Wc++14-compat \ -Wc++17-compat \ -Wc++1z-compat \ -Wc++20-compat \ -Wc++2a-compat \ -Wcannot-profile \ -Wcast-align \ -Wcast-align=strict \ -Wcast-function-type \ -Wcast-qual \ -Wcatch-value=3 \ -Wchar-subscripts \ -Wclass-conversion \ -Wclass-memaccess \ -Wclobbered \ -Wcomma-subscript \ -Wcomment \ -Wcomments \ -Wconditionally-supported \ -Wconversion \ -Wconversion-null \ -Wcoverage-mismatch \ -Wcpp \ -Wctad-maybe-unsupported \ -Wctor-dtor-privacy \ -Wdangling-else \ -Wdate-time \ -Wdelete-incomplete \ -Wdelete-non-virtual-dtor \ -Wdeprecated \ -Wdeprecated-copy \ -Wdeprecated-copy-dtor \ -Wdeprecated-declarations \ -Wdeprecated-enum-enum-conversion \ -Wdeprecated-enum-float-conversion \ -Wdisabled-optimization \ -Wdiv-by-zero \ -Wdouble-promotion \ -Wduplicated-branches \ -Wduplicated-cond \ -Weffc++ \ -Wempty-body \ -Wendif-labels \ -Wenum-compare \ -Wenum-conversion \ -Wexpansion-to-defined \ -Wextra \ -Wextra-semi \ -Wfloat-conversion \ -Wfloat-equal \ -Wformat-contains-nul \ -Wformat-diag \ -Wformat-extra-args \ -Wformat-nonliteral \ -Wformat-overflow=2 \ -Wformat-security \ -Wformat-signedness \ -Wformat-truncation=2 \ -Wformat-y2k \ -Wformat-zero-length \ -Wformat=2 \ -Wframe-address \ -Wfree-nonheap-object \ -Whsa \ -Wif-not-aligned \ -Wignored-attributes \ -Wignored-qualifiers \ -Wimplicit-fallthrough=5 \ -Winaccessible-base \ -Winherited-variadic-ctor \ -Winit-list-lifetime \ -Winit-self \ -Winline \ -Wint-in-bool-context \ -Wint-to-pointer-cast \ -Winvalid-memory-model \ -Winvalid-offsetof \ -Winvalid-pch \ -Wliteral-suffix \ -Wlogical-not-parentheses \ -Wlogical-op \ -Wno-long-long \ -Wlto-type-mismatch \ -Wmain \ -Wmaybe-uninitialized \ -Wmemset-elt-size \ -Wmemset-transposed-args \ -Wmisleading-indentation \ -Wmismatched-dealloc \ -Wmismatched-new-delete \ -Wmismatched-tags \ -Wmissing-attributes \ -Wmissing-braces \ -Wmissing-declarations \ -Wmissing-field-initializers \ -Wmissing-include-dirs \ -Wmissing-profile \ -Wmultichar \ -Wmultiple-inheritance \ -Wmultistatement-macros \ -Wno-namespaces \ -Wnarrowing \ -Wnoexcept \ -Wnoexcept-type \ -Wnon-template-friend \ -Wnon-virtual-dtor \ -Wnonnull \ -Wnonnull-compare \ -Wnormalized=nfkc \ -Wnull-dereference \ -Wodr \ -Wold-style-cast \ -Wopenmp-simd \ -Woverflow \ -Woverlength-strings \ -Woverloaded-virtual \ -Wpacked \ -Wpacked-bitfield-compat \ -Wpacked-not-aligned \ -Wno-padded \ -Wparentheses \ -Wpedantic \ -Wpessimizing-move \ -Wplacement-new=2 \ -Wpmf-conversions \ -Wpointer-arith \ -Wpointer-compare \ -Wpragmas \ -Wprio-ctor-dtor \ -Wpsabi \ -Wrange-loop-construct \ -Wredundant-decls \ -Wredundant-move \ -Wredundant-tags \ -Wregister \ -Wreorder \ -Wrestrict \ -Wreturn-local-addr \ -Wreturn-type \ -Wscalar-storage-order \ -Wsequence-point \ -Wshadow=compatible-local \ -Wshadow=global \ -Wshadow=local \ -Wshift-count-negative \ -Wshift-count-overflow \ -Wshift-negative-value \ -Wshift-overflow=2 \ -Wsign-compare \ -Wsign-conversion \ -Wsign-promo \ -Wsized-deallocation \ -Wsizeof-array-argument \ -Wsizeof-array-div \ -Wsizeof-pointer-div \ -Wsizeof-pointer-memaccess \ -Wstack-protector \ -Wstrict-aliasing \ -Wstrict-aliasing=3 \ -Wstrict-null-sentinel \ -Wstrict-overflow \ -Wstrict-overflow=5 \ -Wstring-compare \ -Wstringop-overflow=4 \ -Wstringop-overread \ -Wstringop-truncation \ -Wsubobject-linkage \ -Wsuggest-attribute=cold \ -Wsuggest-attribute=const \ -Wsuggest-attribute=format \ -Wsuggest-attribute=malloc \ -Wsuggest-attribute=noreturn \ -Wsuggest-attribute=pure \ -Wsuggest-final-methods \ -Wsuggest-final-types \ -Wsuggest-override \ -Wswitch \ -Wswitch-bool \ -Wswitch-default \ -Wswitch-enum \ -Wswitch-outside-range \ -Wswitch-unreachable \ -Wsync-nand \ -Wsynth \ -Wno-system-headers \ -Wtautological-compare \ -Wno-templates \ -Wterminate \ -Wtrampolines \ -Wtrigraphs \ -Wtsan \ -Wtype-limits \ -Wundef \ -Wuninitialized \ -Wunknown-pragmas \ -Wunreachable-code \ -Wunsafe-loop-optimizations \ -Wunused \ -Wunused-but-set-parameter \ -Wunused-but-set-variable \ -Wunused-const-variable=2 \ -Wunused-function \ -Wunused-label \ -Wunused-local-typedefs \ -Wunused-macros \ -Wunused-parameter \ -Wunused-result \ -Wunused-value \ -Wunused-variable \ -Wuseless-cast \ -Wvarargs \ -Wvariadic-macros \ -Wvector-operation-performance \ -Wvexing-parse \ -Wvirtual-inheritance \ -Wvirtual-move-assign \ -Wvla \ -Wvla-parameter \ -Wvolatile \ -Wvolatile-register-var \ -Wwrite-strings \ -Wzero-as-null-pointer-constant \ -Wzero-length-bounds \ ") add_custom_target(ci_test_gcc COMMAND CXX=${GCC_TOOL} CXXFLAGS=${GCC_CXXFLAGS} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_gcc COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_gcc COMMAND cd ${PROJECT_BINARY_DIR}/build_gcc && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with GCC using maximal warning flags" ) add_custom_target(ci_test_clang COMMAND CXX=${CLANG_TOOL} CXXFLAGS=${CLANG_CXXFLAGS} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang COMMAND cd ${PROJECT_BINARY_DIR}/build_clang && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with Clang using maximal warning flags" ) ############################################################################### # Different C++ Standards. ############################################################################### foreach(CXX_STANDARD 11 14 17 20) add_custom_target(ci_test_gcc_cxx${CXX_STANDARD} COMMAND CXX=${GCC_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DCMAKE_CXX_STANDARD=${CXX_STANDARD} -DCMAKE_CXX_STANDARD_REQUIRED=ON -DJSON_BuildTests=ON -DJSON_FastTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD} COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD} COMMAND cd ${PROJECT_BINARY_DIR}/build_gcc_cxx${CXX_STANDARD} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with GCC for C++${CXX_STANDARD}" ) add_custom_target(ci_test_clang_cxx${CXX_STANDARD} COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DCMAKE_CXX_STANDARD=${CXX_STANDARD} -DCMAKE_CXX_STANDARD_REQUIRED=ON -DJSON_BuildTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD} COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD} COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_cxx${CXX_STANDARD} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with Clang for C++${CXX_STANDARD}" ) endforeach() ############################################################################### # Disable exceptions. ############################################################################### add_custom_target(ci_test_noexceptions COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DCMAKE_CXX_FLAGS=-DJSON_NOEXCEPTION -DDOCTEST_TEST_FILTER=--no-throw -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_noexceptions COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_noexceptions COMMAND cd ${PROJECT_BINARY_DIR}/build_noexceptions && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with exceptions switched off" ) ############################################################################### # Disable implicit conversions. ############################################################################### add_custom_target(ci_test_noimplicitconversions COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DJSON_ImplicitConversions=OFF -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_noimplicitconversions COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_noimplicitconversions COMMAND cd ${PROJECT_BINARY_DIR}/build_noimplicitconversions && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with implicit conversions switched off" ) ############################################################################### # Enable improved diagnostics. ############################################################################### add_custom_target(ci_test_diagnostics COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -DJSON_Diagnostics=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_diagnostics COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_diagnostics COMMAND cd ${PROJECT_BINARY_DIR}/build_diagnostics && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with improved diagnostics enabled" ) ############################################################################### # Coverage. ############################################################################### add_custom_target(ci_test_coverage COMMAND CXX=g++ ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DCMAKE_CXX_FLAGS="--coverage;-fprofile-arcs;-ftest-coverage" -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_coverage COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_coverage COMMAND cd ${PROJECT_BINARY_DIR}/build_coverage && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMAND ${LCOV_TOOL} --directory . --capture --output-file json.info --rc lcov_branch_coverage=1 COMMAND ${LCOV_TOOL} -e json.info ${SRC_FILES} --output-file json.info.filtered --rc lcov_branch_coverage=1 COMMAND ${CMAKE_SOURCE_DIR}/test/thirdparty/imapdl/filterbr.py json.info.filtered > json.info.filtered.noexcept COMMAND genhtml --title "JSON for Modern C++" --legend --demangle-cpp --output-directory html --show-details --branch-coverage json.info.filtered.noexcept COMMENT "Compile and test with coverage" ) ############################################################################### # Sanitizers. ############################################################################### set(CLANG_CXX_FLAGS_SANITIZER "-g -O1 -fsanitize=address -fsanitize=undefined -fsanitize=integer -fsanitize=nullability -fno-omit-frame-pointer -fno-sanitize-recover=all -fno-sanitize=unsigned-integer-overflow -fno-sanitize=unsigned-shift-base") add_custom_target(ci_test_clang_sanitizer COMMAND CXX=${CLANG_TOOL} CXXFLAGS=${CLANG_CXX_FLAGS_SANITIZER} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_sanitizer COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_sanitizer COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_sanitizer && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Compile and test with sanitizers" ) ############################################################################### # Check if header is amalgamated and sources are properly indented. ############################################################################### set(ASTYLE_FLAGS --style=allman --indent=spaces=4 --indent-modifiers --indent-switches --indent-preproc-block --indent-preproc-define --indent-col1-comments --pad-oper --pad-header --align-pointer=type --align-reference=type --add-brackets --convert-tabs --close-templates --lineend=linux --preserve-date --formatted) file(GLOB_RECURSE INDENT_FILES ${PROJECT_SOURCE_DIR}/include/nlohmann/*.hpp ${PROJECT_SOURCE_DIR}/test/src/*.cpp ${PROJECT_SOURCE_DIR}/test/src/*.hpp ${PROJECT_SOURCE_DIR}/benchmarks/src/benchmarks.cpp ${PROJECT_SOURCE_DIR}/doc/examples/*.cpp ) add_custom_target(ci_test_amalgamation COMMAND rm -fr ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~ COMMAND cp ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~ COMMAND ${Python3_EXECUTABLE} ${PROJECT_SOURCE_DIR}/third_party/amalgamate/amalgamate.py -c ${PROJECT_SOURCE_DIR}/third_party/amalgamate/config.json -s . COMMAND ${ASTYLE_TOOL} ${ASTYLE_FLAGS} --suffix=none --quiet ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp COMMAND diff ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp~ ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp COMMAND ${ASTYLE_TOOL} ${ASTYLE_FLAGS} ${INDENT_FILES} COMMAND cd ${PROJECT_SOURCE_DIR} && for FILE in `find . -name '*.orig'`\; do false \; done WORKING_DIRECTORY ${PROJECT_SOURCE_DIR} COMMENT "Check amalagamation and indentation" ) ############################################################################### # Valgrind. ############################################################################### add_custom_target(ci_test_valgrind COMMAND CXX=${GCC_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_Valgrind=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_valgrind COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_valgrind COMMAND cd ${PROJECT_BINARY_DIR}/build_valgrind && ${CMAKE_CTEST_COMMAND} -L valgrind --parallel ${N} --output-on-failure COMMENT "Compile and test with Valgrind" ) ############################################################################### # Check code with Clang Static Analyzer. ############################################################################### set(CLANG_ANALYZER_CHECKS "fuchsia.HandleChecker,nullability.NullableDereferenced,nullability.NullablePassedToNonnull,nullability.NullableReturnedFromNonnull,optin.cplusplus.UninitializedObject,optin.cplusplus.VirtualCall,optin.mpi.MPI-Checker,optin.osx.OSObjectCStyleCast,optin.osx.cocoa.localizability.EmptyLocalizationContextChecker,optin.osx.cocoa.localizability.NonLocalizedStringChecker,optin.performance.GCDAntipattern,optin.performance.Padding,optin.portability.UnixAPI,security.FloatLoopCounter,security.insecureAPI.DeprecatedOrUnsafeBufferHandling,security.insecureAPI.bcmp,security.insecureAPI.bcopy,security.insecureAPI.bzero,security.insecureAPI.rand,security.insecureAPI.strcpy,valist.CopyToSelf,valist.Uninitialized,valist.Unterminated,webkit.NoUncountedMemberChecker,webkit.RefCntblBaseVirtualDtor,core.CallAndMessage,core.DivideZero,core.NonNullParamChecker,core.NullDereference,core.StackAddressEscape,core.UndefinedBinaryOperatorResult,core.VLASize,core.uninitialized.ArraySubscript,core.uninitialized.Assign,core.uninitialized.Branch,core.uninitialized.CapturedBlockVariable,core.uninitialized.UndefReturn,cplusplus.InnerPointer,cplusplus.Move,cplusplus.NewDelete,cplusplus.NewDeleteLeaks,cplusplus.PlacementNew,cplusplus.PureVirtualCall,deadcode.DeadStores,nullability.NullPassedToNonnull,nullability.NullReturnedFromNonnull,osx.API,osx.MIG,osx.NumberObjectConversion,osx.OSObjectRetainCount,osx.ObjCProperty,osx.SecKeychainAPI,osx.cocoa.AtSync,osx.cocoa.AutoreleaseWrite,osx.cocoa.ClassRelease,osx.cocoa.Dealloc,osx.cocoa.IncompatibleMethodTypes,osx.cocoa.Loops,osx.cocoa.MissingSuperCall,osx.cocoa.NSAutoreleasePool,osx.cocoa.NSError,osx.cocoa.NilArg,osx.cocoa.NonNilReturnValue,osx.cocoa.ObjCGenerics,osx.cocoa.RetainCount,osx.cocoa.RunLoopAutoreleaseLeak,osx.cocoa.SelfInit,osx.cocoa.SuperDealloc,osx.cocoa.UnusedIvars,osx.cocoa.VariadicMethodTypes,osx.coreFoundation.CFError,osx.coreFoundation.CFNumber,osx.coreFoundation.CFRetainRelease,osx.coreFoundation.containers.OutOfBounds,osx.coreFoundation.containers.PointerSizedValues,security.insecureAPI.UncheckedReturn,security.insecureAPI.decodeValueOfObjCType,security.insecureAPI.getpw,security.insecureAPI.gets,security.insecureAPI.mkstemp,security.insecureAPI.mktemp,security.insecureAPI.vfork,unix.API,unix.Malloc,unix.MallocSizeof,unix.MismatchedDeallocator,unix.Vfork,unix.cstring.BadSizeArg,unix.cstring.NullArg") add_custom_target(ci_clang_analyze COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_analyze COMMAND cd ${PROJECT_BINARY_DIR}/build_clang_analyze && ${SCAN_BUILD_TOOL} -enable-checker ${CLANG_ANALYZER_CHECKS} --use-c++=${CLANG_TOOL} -analyze-headers -o ${PROJECT_BINARY_DIR}/report ninja COMMENT "Check code with Clang Analyzer" ) ############################################################################### # Check code with Cppcheck. ############################################################################### add_custom_target(ci_cppcheck COMMAND ${CPPCHECK_TOOL} --enable=warning --suppress=missingReturn --inline-suppr --inconclusive --force --std=c++11 ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp --error-exitcode=1 COMMENT "Check code with Cppcheck" ) ############################################################################### # Check code with cpplint. ############################################################################### add_custom_target(ci_cpplint COMMAND ${Python3_EXECUTABLE} ${CMAKE_SOURCE_DIR}/third_party/cpplint/cpplint.py --filter=-whitespace,-legal,-runtime/references,-runtime/explicit,-runtime/indentation_namespace,-readability/casting,-readability/nolint --quiet --recursive ${SRC_FILES} COMMENT "Check code with cpplint" ) ############################################################################### # Check code with OCLint. ############################################################################### file(COPY ${PROJECT_SOURCE_DIR}/single_include/nlohmann/json.hpp DESTINATION ${PROJECT_BINARY_DIR}/src_single) file(RENAME ${PROJECT_BINARY_DIR}/src_single/json.hpp ${PROJECT_BINARY_DIR}/src_single/all.cpp) file(APPEND "${PROJECT_BINARY_DIR}/src_single/all.cpp" "\n\nint main()\n{}\n") add_executable(single_all ${PROJECT_BINARY_DIR}/src_single/all.cpp) target_compile_features(single_all PRIVATE cxx_std_11) add_custom_target(ci_oclint COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DJSON_BuildTests=OFF -DJSON_CI=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_oclint COMMAND ${OCLINT_TOOL} -i ${PROJECT_BINARY_DIR}/build_oclint/src_single/all.cpp -p ${PROJECT_BINARY_DIR}/build_oclint -- -report-type html -enable-global-analysis --max-priority-1=0 --max-priority-2=1000 --max-priority-3=2000 --disable-rule=MultipleUnaryOperator --disable-rule=DoubleNegative --disable-rule=ShortVariableName --disable-rule=GotoStatement --disable-rule=LongLine -o ${PROJECT_BINARY_DIR}/build_oclint/oclint_report.html COMMENT "Check code with OCLint" ) ############################################################################### # Check code with Clang-Tidy. ############################################################################### add_custom_target(ci_clang_tidy COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DCMAKE_CXX_CLANG_TIDY=${CLANG_TIDY_TOOL} -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_clang_tidy COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_clang_tidy COMMENT "Check code with Clang-Tidy" ) ############################################################################### # Check code with PVS-Studio Analyzer . ############################################################################### add_custom_target(ci_pvs_studio COMMAND CXX=${CLANG_TOOL} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DJSON_BuildTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_pvs_studio COMMAND cd ${PROJECT_BINARY_DIR}/build_pvs_studio && ${PVS_STUDIO_ANALYZER_TOOL} analyze -j 10 COMMAND cd ${PROJECT_BINARY_DIR}/build_pvs_studio && ${PLOG_CONVERTER_TOOL} -a'GA:1,2;64:1;CS' -t fullhtml PVS-Studio.log -o pvs COMMENT "Check code with PVS Studio" ) ############################################################################### # Check code with Infer static analyzer. ############################################################################### add_custom_target(ci_infer COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_infer COMMAND cd ${PROJECT_BINARY_DIR}/build_infer && ${INFER_TOOL} compile -- ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug ${PROJECT_SOURCE_DIR} -DJSON_BuildTests=ON -DJSON_MultipleHeaders=ON COMMAND cd ${PROJECT_BINARY_DIR}/build_infer && ${INFER_TOOL} run -- make COMMENT "Check code with Infer" ) ############################################################################### # Run test suite with previously downloaded test data. ############################################################################### add_custom_target(ci_offline_testdata COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_offline_testdata/test_data COMMAND cd ${PROJECT_BINARY_DIR}/build_offline_testdata/test_data && ${GIT_TOOL} clone -c advice.detachedHead=false --branch v3.0.0 https://github.com/nlohmann/json_test_data.git --quiet --depth 1 COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_FastTests=ON -DJSON_TestDataDirectory=${PROJECT_BINARY_DIR}/build_offline_testdata/test_data/json_test_data -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_offline_testdata COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_offline_testdata COMMAND cd ${PROJECT_BINARY_DIR}/build_offline_testdata && ${CMAKE_CTEST_COMMAND} --parallel ${N} --output-on-failure COMMENT "Check code with previously downloaded test data" ) ############################################################################### # Run test suite when project was not checked out from Git ############################################################################### add_custom_target(ci_non_git_tests COMMAND mkdir -p ${PROJECT_BINARY_DIR}/build_non_git_tests/sources COMMAND cd ${PROJECT_SOURCE_DIR} && for FILE in `${GIT_TOOL} ls-tree --name-only HEAD`\; do cp -r $$FILE ${PROJECT_BINARY_DIR}/build_non_git_tests/sources \; done COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_FastTests=ON -S${PROJECT_BINARY_DIR}/build_non_git_tests/sources -B${PROJECT_BINARY_DIR}/build_non_git_tests COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_non_git_tests COMMAND cd ${PROJECT_BINARY_DIR}/build_non_git_tests && ${CMAKE_CTEST_COMMAND} --parallel ${N} -LE git_required --output-on-failure COMMENT "Check code when project was not checked out from Git" ) ############################################################################### # Run test suite and exclude tests that change installed files ############################################################################### add_custom_target(ci_reproducible_tests COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_FastTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_reproducible_tests COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_reproducible_tests COMMAND cd ${PROJECT_BINARY_DIR}/build_reproducible_tests && ${CMAKE_CTEST_COMMAND} --parallel ${N} -LE not_reproducible --output-on-failure COMMENT "Check code and exclude tests that change installed files" ) ############################################################################### # Check if every header in the include folder includes sufficient headers to # be compiled individually. ############################################################################### set(iwyu_path_and_options ${IWYU_TOOL} -Xiwyu --max_line_length=300) foreach(SRC_FILE ${SRC_FILES}) # get relative path of the header file file(RELATIVE_PATH RELATIVE_SRC_FILE "${PROJECT_SOURCE_DIR}/include/nlohmann" "${SRC_FILE}") # replace slashes and strip suffix string(REPLACE "/" "_" RELATIVE_SRC_FILE "${RELATIVE_SRC_FILE}") string(REPLACE ".hpp" "" RELATIVE_SRC_FILE "${RELATIVE_SRC_FILE}") # create code file file(WRITE "${PROJECT_BINARY_DIR}/src_single/${RELATIVE_SRC_FILE}.cpp" "#include \"${SRC_FILE}\" // IWYU pragma: keep\n\nint main()\n{}\n") # create executable add_executable(single_${RELATIVE_SRC_FILE} EXCLUDE_FROM_ALL ${PROJECT_BINARY_DIR}/src_single/${RELATIVE_SRC_FILE}.cpp) target_include_directories(single_${RELATIVE_SRC_FILE} PRIVATE ${PROJECT_SOURCE_DIR}/include) target_compile_features(single_${RELATIVE_SRC_FILE} PRIVATE cxx_std_11) set_property(TARGET single_${RELATIVE_SRC_FILE} PROPERTY CXX_INCLUDE_WHAT_YOU_USE "${iwyu_path_and_options}") # remember binary for ci_single_binaries target list(APPEND single_binaries single_${RELATIVE_SRC_FILE}) endforeach() add_custom_target(ci_single_binaries DEPENDS ${single_binaries} COMMENT "Check if headers are self-contained" ) ############################################################################### # Benchmarks ############################################################################### add_custom_target(ci_benchmarks COMMAND ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Release -GNinja -S${PROJECT_SOURCE_DIR}/benchmarks -B${PROJECT_BINARY_DIR}/build_benchmarks COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_benchmarks --target json_benchmarks COMMAND cd ${PROJECT_BINARY_DIR}/build_benchmarks && ./json_benchmarks COMMENT "Run benchmarks" ) ############################################################################### # CMake flags ############################################################################### if (APPLE) set(CMAKE_310_BINARY ${PROJECT_BINARY_DIR}/cmake-3.1.0-Darwin64/CMake.app/Contents/bin/cmake) add_custom_command( OUTPUT ${CMAKE_310_BINARY} COMMAND wget https://github.com/Kitware/CMake/releases/download/v3.1.0/cmake-3.1.0-Darwin64.tar.gz COMMAND tar xfz cmake-3.1.0-Darwin64.tar.gz COMMAND rm cmake-3.1.0-Darwin64.tar.gz WORKING_DIRECTORY ${PROJECT_BINARY_DIR} COMMENT "Download CMake 3.1.0" ) else() set(CMAKE_310_BINARY ${PROJECT_BINARY_DIR}/cmake-3.1.0-Linux-x86_64/bin/cmake) add_custom_command( OUTPUT ${CMAKE_310_BINARY} COMMAND wget https://github.com/Kitware/CMake/releases/download/v3.1.0/cmake-3.1.0-Linux-x86_64.tar.gz COMMAND tar xfz cmake-3.1.0-Linux-x86_64.tar.gz COMMAND rm cmake-3.1.0-Linux-x86_64.tar.gz WORKING_DIRECTORY ${PROJECT_BINARY_DIR} COMMENT "Download CMake 3.1.0" ) endif() set(JSON_CMAKE_FLAGS "JSON_BuildTests;JSON_Install;JSON_MultipleHeaders;JSON_ImplicitConversions;JSON_Valgrind;JSON_Diagnostics;JSON_SystemInclude") foreach(JSON_CMAKE_FLAG ${JSON_CMAKE_FLAGS}) string(TOLOWER "ci_cmake_flag_${JSON_CMAKE_FLAG}" JSON_CMAKE_FLAG_TARGET) add_custom_target("${JSON_CMAKE_FLAG_TARGET}" COMMENT "Check CMake flag ${JSON_CMAKE_FLAG} (CMake ${CMAKE_VERSION})" COMMAND ${CMAKE_COMMAND} -Werror=dev -D${JSON_CMAKE_FLAG}=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET} ) add_custom_target("${JSON_CMAKE_FLAG_TARGET}_31" COMMENT "Check CMake flag ${JSON_CMAKE_FLAG} (CMake 3.1)" COMMAND mkdir ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31 COMMAND cd ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31 && ${CMAKE_310_BINARY} -Werror=dev ${PROJECT_SOURCE_DIR} -D${JSON_CMAKE_FLAG}=ON -DCMAKE_CXX_COMPILE_FEATURES="cxx_range_for" -DCMAKE_CXX_FLAGS="-std=gnu++11" DEPENDS ${CMAKE_310_BINARY} ) list(APPEND JSON_CMAKE_FLAG_TARGETS ${JSON_CMAKE_FLAG_TARGET} ${JSON_CMAKE_FLAG_TARGET}_31) list(APPEND JSON_CMAKE_FLAG_BUILD_DIRS ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET} ${PROJECT_BINARY_DIR}/build_${JSON_CMAKE_FLAG_TARGET}_31) endforeach() add_custom_target(ci_cmake_flags DEPENDS ${JSON_CMAKE_FLAG_TARGETS} COMMENT "Check CMake flags" ) ############################################################################### # Use more installed compilers. ############################################################################### foreach(COMPILER g++-4.8 g++-4.9 g++-5 g++-6 g++-7 g++-8 g++-9 g++-10 clang++-3.5 clang++-3.6 clang++-3.7 clang++-3.8 clang++-3.9 clang++-4.0 clang++-5.0 clang++-6.0 clang++-7 clang++-8 clang++-9 clang++-10 clang++-11 clang++-12 clang++-13) find_program(COMPILER_TOOL NAMES ${COMPILER}) if (COMPILER_TOOL) if ("${COMPILER}" STREQUAL "clang++-9") # fix for https://github.com/nlohmann/json/pull/3101#issuecomment-998788786 / https://stackoverflow.com/a/64051725/266378 set(ADDITIONAL_FLAGS "-DCMAKE_CXX_FLAGS=--gcc-toolchain=/root/gcc/9") else() unset(ADDITIONAL_FLAGS) endif() add_custom_target(ci_test_compiler_${COMPILER} COMMAND CXX=${COMPILER} ${CMAKE_COMMAND} -DCMAKE_BUILD_TYPE=Debug -GNinja -DJSON_BuildTests=ON -DJSON_FastTests=ON -S${PROJECT_SOURCE_DIR} -B${PROJECT_BINARY_DIR}/build_compiler_${COMPILER} ${ADDITIONAL_FLAGS} COMMAND ${CMAKE_COMMAND} --build ${PROJECT_BINARY_DIR}/build_compiler_${COMPILER} COMMAND cd ${PROJECT_BINARY_DIR}/build_compiler_${COMPILER} && ${CMAKE_CTEST_COMMAND} --parallel ${N} --exclude-regex "test-unicode" --output-on-failure COMMENT "Compile and test with ${COMPILER}" ) endif() unset(COMPILER_TOOL CACHE) endforeach() ############################################################################### # Clean up all generated files. ############################################################################### add_custom_target(ci_clean COMMAND rm -fr ${PROJECT_BINARY_DIR}/build_* cmake-3.1.0-Darwin64 ${JSON_CMAKE_FLAG_BUILD_DIRS} ${single_binaries} COMMENT "Clean generated directories" )