65 lines
2.5 KiB
CMake
65 lines
2.5 KiB
CMake
include(CheckCXXCompilerFlag)
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###################################################
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# Activate C++14
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#
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# Uses: target_activate_cpp14(buildtarget)
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###################################################
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function(target_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(${TARGET} PUBLIC -stdlib=libc++)
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ENDIF()
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endfunction(target_activate_cpp14)
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#################################################
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# Enable style compiler warnings
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#
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# Uses: target_enable_style_warnings(buildtarget)
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#################################################
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function(target_enable_style_warnings TARGET)
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target_compile_options(${TARGET} PRIVATE -Wall -Wextra)
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endfunction(target_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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# target_add_boost(buildtarget) # if you're only using header-only boost libs
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# target_add_boost(buildtarget system filesystem) # list all libraries to link against in the dependencies
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##################################################
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function(target_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(target_add_boost)
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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(require_gcc_version)
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