2016-02-11 12:53:42 +01:00
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include(CheckCXXCompilerFlag)
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2016-02-11 12:04:49 +01:00
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###################################################
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# Activate C++14
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#
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# Uses: ACTIVATE_CPP14(buildtarget)
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###################################################
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function(ACTIVATE_CPP14 TARGET)
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CHECK_CXX_COMPILER_FLAG("-std=c++14" COMPILER_HAS_CPP14_SUPPORT)
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IF (COMPILER_HAS_CPP14_SUPPORT)
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TARGET_COMPILE_OPTIONS(${TARGET} PUBLIC -std=c++14)
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ELSE()
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CHECK_CXX_COMPILER_FLAG("-std=c++1y" COMPILER_HAS_CPP14_PARTIAL_SUPPORT)
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IF (COMPILER_HAS_CPP14_PARTIAL_SUPPORT)
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TARGET_COMPILE_OPTIONS(${TARGET} PUBLIC -std=c++1y)
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ELSE()
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MESSAGE(FATAL_ERROR "Compiler doesn't support C++14")
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ENDIF()
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ENDIF()
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IF(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
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TARGET_COMPILE_OPTIONS(${TARGET} PUBLIC -stdlib=libc++)
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ENDIF()
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endfunction(ACTIVATE_CPP14)
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#################################################
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# Enable style compiler warnings
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#
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# Uses: ENABLE_STYLE_WARNINGS(buildtarget)
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#################################################
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function(ENABLE_STYLE_WARNINGS TARGET)
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TARGET_COMPILE_OPTIONS(${TARGET} PRIVATE -Wall -Wextra)
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endfunction(ENABLE_STYLE_WARNINGS)
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##################################################
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# Add boost to the project
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#
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# Uses:
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# ADD_BOOST(buildtarget) # if you're only using header-only boost libs
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# ADD_BOOST(buildtarget system filesystem) # list all libraries to link against in the dependencies
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##################################################
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function(ADD_BOOST TARGET)
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# Load boost libraries
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find_package(Boost 1.56.0
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REQUIRED
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COMPONENTS ${ARGN})
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set(Boost_USE_STATIC_LIBS ON)
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target_include_directories(${TARGET} SYSTEM PRIVATE ${Boost_INCLUDE_DIRS})
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target_link_libraries(${TARGET} PRIVATE ${Boost_LIBRARIES})
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endfunction()
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2016-02-11 12:53:42 +01:00
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##################################################
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# Specify that a specific minimal version of gcc is required
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#
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# Uses:
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# REQUIRE_GCC_VERSION(4.9)
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##################################################
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function(REQUIRE_GCC_VERSION)
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if (CMAKE_COMPILER_IS_GNUCXX)
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execute_process(COMMAND ${CMAKE_CXX_COMPILER} -dumpversion OUTPUT_VARIABLE GCC_VERSION)
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if (GCC_VERSION VERSION_LESS ${ARGN})
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message(FATAL_ERROR "Needs at least gcc version ${ARGN}, found gcc ${GCC_VERSION}")
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endif (GCC_VERSION VERSION_LESS ${ARGN})
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endif (CMAKE_COMPILER_IS_GNUCXX)
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endfunction()
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