Add cmake files

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.5)
+
+include(cmake/BoostVersion.cmake)
+set(BOOST_PROJECT_NAME predef)
+
+project(boost_${BOOST_PROJECT_NAME} VERSION ${BOOST_VERSION} LANGUAGES CXX)
+
+include(cmake/default.cmake)

cmake/BoostVersion.cmake

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+set(BOOST_VERSION 1.65.0)

cmake/Jamfile

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+# Update cmake files
+
+install BoostVersion_ : ../../../BoostVersion.cmake : <location>. ;
+install default_ : ../../../cmake/default.cmake : <location>. ;

cmake/default.cmake

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+#
+# Default CMakeLists.txt contents for a Boost library
+#
+
+# sources.cmake defines ${PROJECT_NAME}_SOURCES
+include(cmake/sources.cmake)
+
+if("${${PROJECT_NAME}_SOURCES}" STREQUAL "")
+
+  # if no sources, this is a header-only library
+  add_library(boost_${BOOST_PROJECT_NAME} INTERFACE)
+
+  # include directory
+  target_include_directories(${PROJECT_NAME} INTERFACE
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+  )
+
+else()
+
+  # a library that requires building
+  add_library(${PROJECT_NAME} ${${PROJECT_NAME}_SOURCES})
+
+  # include directory
+  target_include_directories(${PROJECT_NAME} PUBLIC
+    $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+    $<INSTALL_INTERFACE:include>
+  )
+
+endif()
+
+# add namespaced alias
+add_library(boost::${BOOST_PROJECT_NAME} ALIAS ${PROJECT_NAME})
+
+# set imported target name to the unqualified name, it will be namespaced
+set_property(TARGET ${PROJECT_NAME} PROPERTY EXPORT_NAME ${BOOST_PROJECT_NAME})
+
+# link to dependencies
+include(CMakeFindDependencyMacro)
+
+function(boost_declare_dependency package type target)
+
+  target_link_libraries(${PROJECT_NAME} ${type} ${target})
+
+  if(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_SOURCE_DIR})
+
+    find_dependency(${package} ${PROJECT_VERSION} EXACT)
+
+  endif()
+
+endfunction()
+
+include(cmake/dependencies.cmake)
+
+# target installation
+install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}-targets
+    RUNTIME DESTINATION bin
+    LIBRARY DESTINATION lib
+    ARCHIVE DESTINATION lib
+    INCLUDES DESTINATION include
+)
+
+# header installation
+install(DIRECTORY include/ DESTINATION include)
+
+# export target info to ${PROJECT_NAME}-targets.cmake, used by -config.cmake
+install(EXPORT ${PROJECT_NAME}-targets
+  FILE ${PROJECT_NAME}-targets.cmake
+  NAMESPACE boost::
+  DESTINATION lib/cmake/${PROJECT_NAME}-${PROJECT_VERSION}
+)
+
+# install -dependencies.cmake, used by -config.cmake
+
+install(FILES cmake/dependencies.cmake
+  DESTINATION lib/cmake/${PROJECT_NAME}-${PROJECT_VERSION}
+  RENAME ${PROJECT_NAME}-dependencies.cmake
+)
+
+# write ${PROJECT_NAME}-config.cmake
+file(WRITE "${PROJECT_BINARY_DIR}/${PROJECT_NAME}-config.cmake" "
+include(\${CMAKE_CURRENT_LIST_DIR}/${PROJECT_NAME}-targets.cmake)
+include(CMakeFindDependencyMacro)
+function(boost_declare_dependency package type target)
+  find_dependency(\${package} ${PROJECT_VERSION} EXACT)
+endfunction()
+include(\${CMAKE_CURRENT_LIST_DIR}/${PROJECT_NAME}-dependencies.cmake)
+")
+
+include(CMakePackageConfigHelpers)
+
+# write ${PROJECT_NAME}-config-version.cmake
+write_basic_package_version_file("${PROJECT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake"
+  VERSION ${PROJECT_VERSION}
+  COMPATIBILITY AnyNewerVersion
+)
+
+# install -config, -config-version
+install(FILES
+    "${PROJECT_BINARY_DIR}/${PROJECT_NAME}-config.cmake"
+    "${PROJECT_BINARY_DIR}/${PROJECT_NAME}-config-version.cmake"
+  DESTINATION lib/cmake/${PROJECT_NAME}-${PROJECT_VERSION}
+)