122 lines
5.4 KiB
CMake
122 lines
5.4 KiB
CMake
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set(EXTRA_C_FLAGS "")
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set(EXTRA_C_FLAGS_RELEASE "-DNDEBUG")
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set(EXTRA_C_FLAGS_DEBUG "-DDEBUG -O0")
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if (USE_CLANG)
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set (CMAKE_C_COMPILER_ID "Clang")
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set (CMAKE_CXX_COMPILER_ID "Clang")
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set (CMAKE_C_COMPILER "/usr/bin/clang")
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set (CMAKE_CXX_COMPILER "/usr/bin/clang++")
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set (CMAKE_C_FLAGS "-std=c99")
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set (CMAKE_C_FLAGS_DEBUG "-g")
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set (CMAKE_C_FLAGS_RELEASE "-O2")
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set (CMAKE_CXX_FLAGS "")
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set (CMAKE_CXX_FLAGS_DEBUG "-g")
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set (CMAKE_CXX_FLAGS_RELEASE "-O2")
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endif()
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if (USE_ANALYZE)
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set (CMAKE_C_COMPILER_ID "ccc-analyzer")
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set (CMAKE_CXX_COMPILER_ID "c++-analyzer")
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set (CMAKE_C_COMPILER "/usr/share/clang/scan-build/ccc-analyzer")
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set (CMAKE_CXX_COMPILER "/usr/share/clang/scan-build/c++-analyzer")
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set (CMAKE_C_FLAGS "-Wall -std=c99")
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set (CMAKE_C_FLAGS_DEBUG "-g")
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set (CMAKE_C_FLAGS_RELEASE "-O2")
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set (CMAKE_CXX_FLAGS "-Wall")
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set (CMAKE_CXX_FLAGS_DEBUG "-g")
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set (CMAKE_CXX_FLAGS_RELEASE "-O2")
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endif()
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
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execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
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if (NOT (GCC_VERSION VERSION_GREATER 4.7 OR GCC_VERSION VERSION_EQUAL 4.7))
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message(FATAL_ERROR "${PROJECT_NAME} c++11 support requires g++ 4.7 or greater.")
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endif ()
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wabi")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wcast-qual") # Cast for removing type qualifiers
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wconversion") # Implicit conversions that may alter a value
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wfloat-equal") # Floating values used in equality comparisons
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Winline") # If a inline declared function couldn't be inlined
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wmissing-declarations") # If a global function is defined without a previous declaration
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wmissing-format-attribute") #
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Woverloaded-virtual") # when a function declaration hides virtual functions from a base class
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wpacked") #
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wredundant-decls") # if anything is declared more than once in the same scope
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wshadow") # whenever a local variable or type declaration shadows another one
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wsign-promo") #
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-missing-field-initializers")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-missing-braces")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-sign-compare")
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if(WARNINGS_ANSI_ISO)
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# set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Werror=return-type") #
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# set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wstrict-aliasing=3")
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else()
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-narrowing")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-delete-non-virtual-dtor")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-unnamed-type-template-args")
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
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if(NOT EXISTS ${CMAKE_CXX_COMPILER})
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MESSAGE( FATAL_ERROR "Clang++ not found. " )
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endif()
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if(ENABLE_COVERAGE OR ENABLE_COVERAGE_XML)
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MESSAGE(FATAL_ERROR "Not use clang for generate code coverage. Use gcc. ")
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endif()
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elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "c++-analyzer")
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if(NOT EXISTS ${CMAKE_CXX_COMPILER})
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MESSAGE( FATAL_ERROR "c++-analyzer not found. " )
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endif()
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if(ENABLE_COVERAGE)
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MESSAGE(FATAL_ERROR "Not use c++-analyzer for generate code coverage. Use gcc. ")
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endif()
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endif()
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if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR
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"${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR
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"${CMAKE_CXX_COMPILER_ID}" STREQUAL "c++-analyzer" )
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if(WARNINGS_ANSI_ISO)
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wextra -pedantic")
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# set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wlogical-op")
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wno-long-long") # Don't warn about long long usage.
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endif()
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if(WARNINGS_ARE_ERRORS)
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Werror")
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endif()
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS} -Wall -std=c++0x")
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endif()
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include(cmake/dynamic_analyzer_options.cmake REQUIRED)
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# Add user supplied extra options (optimization, etc...)
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# ==========================================================
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set(EXTRA_C_FLAGS "${EXTRA_C_FLAGS}" CACHE INTERNAL "Extra compiler options")
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set(EXTRA_C_FLAGS_RELEASE "${EXTRA_C_FLAGS_RELEASE}" CACHE INTERNAL "Extra compiler options for Release build")
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set(EXTRA_C_FLAGS_DEBUG "${EXTRA_C_FLAGS_DEBUG}" CACHE INTERNAL "Extra compiler options for Debug build")
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#combine all "extra" options
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${EXTRA_C_FLAGS}")
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set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${EXTRA_C_FLAGS_DEBUG}")
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set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${EXTRA_C_FLAGS_RELEASE}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${EXTRA_C_FLAGS}")
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${EXTRA_C_FLAGS_RELEASE}")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${EXTRA_C_FLAGS_DEBUG}")
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