79 lines
2.9 KiB
CMake
79 lines
2.9 KiB
CMake
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# Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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# file Copyright.txt or https://cmake.org/licensing for details.
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompiler.cmake)
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# Local system-specific compiler preferences for this language.
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include(Platform/${CMAKE_SYSTEM_NAME}-Determine-Swift OPTIONAL)
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include(Platform/${CMAKE_SYSTEM_NAME}-Swift OPTIONAL)
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if(NOT CMAKE_Swift_COMPILER_NAMES)
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set(CMAKE_Swift_COMPILER_NAMES swiftc)
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endif()
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if("${CMAKE_GENERATOR}" STREQUAL "Xcode")
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if(XCODE_VERSION VERSION_LESS 6.1)
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message(FATAL_ERROR "Swift language not supported by Xcode ${XCODE_VERSION}")
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endif()
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set(CMAKE_Swift_COMPILER_XCODE_TYPE sourcecode.swift)
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_cmake_find_compiler_path(Swift)
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elseif("${CMAKE_GENERATOR}" MATCHES "^Ninja")
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if(CMAKE_Swift_COMPILER)
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_cmake_find_compiler_path(Swift)
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else()
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set(CMAKE_Swift_COMPILER_INIT NOTFOUND)
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if(NOT $ENV{SWIFTC} STREQUAL "")
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get_filename_component(CMAKE_Swift_COMPILER_INIT $ENV{SWIFTC} PROGRAM
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PROGRAM_ARGS CMAKE_Swift_FLAGS_ENV_INIT)
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if(CMAKE_Swift_FLAGS_ENV_INIT)
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set(CMAKE_Swift_COMPILER_ARG1 "${CMAKE_Swift_FLAGS_ENV_INIT}" CACHE
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STRING "First argument to the Swift compiler")
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endif()
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if(NOT EXISTS ${CMAKE_Swift_COMPILER_INIT})
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message(FATAL_ERROR "Could not find compiler set in environment variable SWIFTC\n$ENV{SWIFTC}.\n${CMAKE_Swift_COMPILER_INIT}")
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endif()
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endif()
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if(NOT CMAKE_Swift_COMPILER_INIT)
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set(CMAKE_Swift_COMPILER_LIST swiftc ${_CMAKE_TOOLCHAIN_PREFIX}swiftc)
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endif()
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_cmake_find_compiler(Swift)
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endif()
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mark_as_advanced(CMAKE_Swift_COMPILER)
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else()
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message(FATAL_ERROR "Swift language not supported by \"${CMAKE_GENERATOR}\" generator")
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endif()
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# Build a small source file to identify the compiler.
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if(NOT CMAKE_Swift_COMPILER_ID_RUN)
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set(CMAKE_Swift_COMPILER_ID_RUN 1)
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if("${CMAKE_GENERATOR}" STREQUAL "Xcode")
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list(APPEND CMAKE_Swift_COMPILER_ID_MATCH_VENDORS Apple)
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set(CMAKE_Swift_COMPILER_ID_MATCH_VENDOR_REGEX_Apple "com.apple.xcode.tools.swift.compiler")
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set(CMAKE_Swift_COMPILER_ID_TOOL_MATCH_REGEX "\nCompileSwift[^\n]*(\n[ \t]+[^\n]*)*\n[ \t]+([^ \t\r\n]+)[^\r\n]* -c[^\r\n]*CompilerIdSwift/CompilerId/main.swift")
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set(CMAKE_Swift_COMPILER_ID_TOOL_MATCH_INDEX 2)
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endif()
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# Try to identify the compiler.
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set(CMAKE_Swift_COMPILER_ID)
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerId.cmake)
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CMAKE_DETERMINE_COMPILER_ID(Swift "" CompilerId/main.swift)
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endif()
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if (NOT _CMAKE_TOOLCHAIN_LOCATION)
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get_filename_component(_CMAKE_TOOLCHAIN_LOCATION "${CMAKE_Swift_COMPILER}" PATH)
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endif ()
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set(_CMAKE_PROCESSING_LANGUAGE "Swift")
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include(CMakeFindBinUtils)
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unset(_CMAKE_PROCESSING_LANGUAGE)
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# configure variables set in this file for fast reload later on
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configure_file(${CMAKE_ROOT}/Modules/CMakeSwiftCompiler.cmake.in
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${CMAKE_PLATFORM_INFO_DIR}/CMakeSwiftCompiler.cmake @ONLY)
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set(CMAKE_Swift_COMPILER_ENV_VAR "SWIFTC")
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