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65 lines
2.4 KiB
65 lines
2.4 KiB
if(NOT CMAKE_GENERATOR MATCHES "Xcode|Ninja")
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set(CMAKE_Swift_COMPILER "")
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return()
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endif()
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if(NOT DEFINED CMAKE_Swift_COMPILER)
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set(_desc "Looking for a Swift compiler")
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message(STATUS ${_desc})
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file(REMOVE_RECURSE ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckSwift)
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file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckSwift/CMakeLists.txt"
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"cmake_minimum_required(VERSION 3.14)
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project(CheckSwift Swift)
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file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\"
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\"set(CMAKE_Swift_COMPILER \\\"\${CMAKE_Swift_COMPILER}\\\")\\n\"
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\"set(CMAKE_Swift_COMPILER_VERSION \\\"\${CMAKE_Swift_COMPILER_VERSION}\\\")\\n\"
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\"set(CMAKE_Swift_FLAGS \\\"\${CMAKE_Swift_FLAGS}\\\")\\n\")
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")
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if(CMAKE_GENERATOR_INSTANCE)
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set(_D_CMAKE_GENERATOR_INSTANCE "-DCMAKE_GENERATOR_INSTANCE:INTERNAL=${CMAKE_GENERATOR_INSTANCE}")
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else()
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set(_D_CMAKE_GENERATOR_INSTANCE "")
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endif()
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execute_process(WORKING_DIRECTORY
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${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckSwift
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COMMAND
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${CMAKE_COMMAND} . -G ${CMAKE_GENERATOR}
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-A "${CMAKE_GENERATOR_PLATFORM}"
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-T "${CMAKE_GENERATOR_TOOLSET}"
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${_D_CMAKE_GENERATOR_INSTANCE}
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TIMEOUT
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60
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OUTPUT_VARIABLE
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output
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ERROR_VARIABLE
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output
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RESULT_VARIABLE
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result)
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include(${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckSwift/result.cmake
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OPTIONAL)
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# FIXME: Replace with message(CONFIGURE_LOG) when CMake version is high enough.
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if(CMAKE_Swift_COMPILER AND "${result}" STREQUAL "0")
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file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"${_desc} passed with the following output:\n"
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"${output}\n")
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else()
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file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
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"${_desc} failed with the following output:\n"
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"${output}\n")
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endif()
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message(STATUS "${_desc} - ${CMAKE_Swift_COMPILER}")
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set(CMAKE_Swift_COMPILER "${CMAKE_Swift_COMPILER}" CACHE FILEPATH "Swift compiler")
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set(CMAKE_Swift_COMPILER_VERSION "${CMAKE_Swift_COMPILER_VERSION}" CACHE FILEPATH "Swift compiler version")
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set(CMAKE_Swift_FLAGS "${CMAKE_Swift_FLAGS}" CACHE STRING "Swift flags")
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mark_as_advanced(CMAKE_Swift_COMPILER)
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mark_as_advanced(CMAKE_Swift_FLAGS)
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endif()
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