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f7da2e41f0
- Explicitly test package manager support with CMake 3.14 and Ninja - Remove gsl_install.cmake - Simplify installation code
50 lines
1.7 KiB
CMake
50 lines
1.7 KiB
CMake
cmake_minimum_required(VERSION 3.14...3.16)
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list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/")
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include(gsl_functions)
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project(GSL VERSION 4.0.0 LANGUAGES CXX)
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add_library(GSL INTERFACE)
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add_library(Microsoft.GSL::GSL ALIAS GSL)
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# https://cmake.org/cmake/help/latest/variable/PROJECT_IS_TOP_LEVEL.html
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string(COMPARE EQUAL ${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_SOURCE_DIR} PROJECT_IS_TOP_LEVEL)
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option(GSL_INSTALL "Generate and install GSL target" ${PROJECT_IS_TOP_LEVEL})
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option(GSL_TEST "Build and perform GSL tests" ${PROJECT_IS_TOP_LEVEL})
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# The implementation generally assumes a platform that implements C++14 support
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target_compile_features(GSL INTERFACE "cxx_std_14")
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# Setup include directory
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add_subdirectory(include)
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# Add natvis file
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gsl_add_native_visualizer_support()
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if (GSL_TEST)
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enable_testing()
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add_subdirectory(tests)
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endif()
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if (GSL_INSTALL)
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include(GNUInstallDirs)
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include(CMakePackageConfigHelpers)
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install(DIRECTORY "${PROJECT_SOURCE_DIR}/include/gsl" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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set(export_name "Microsoft.GSLConfig")
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set(namespace "Microsoft.GSL::")
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set(cmake_files_install_dir ${CMAKE_INSTALL_DATADIR}/cmake/Microsoft.GSL)
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install(TARGETS GSL EXPORT ${export_name} INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
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install(EXPORT ${export_name} NAMESPACE ${namespace} DESTINATION ${cmake_files_install_dir})
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export(TARGETS GSL NAMESPACE ${namespace} FILE ${export_name}.cmake)
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set(gls_config_version "${CMAKE_CURRENT_BINARY_DIR}/Microsoft.GSLConfigVersion.cmake")
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write_basic_package_version_file(${gls_config_version} COMPATIBILITY SameMajorVersion ARCH_INDEPENDENT)
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install(FILES ${gls_config_version} DESTINATION ${cmake_files_install_dir})
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endif()
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