diff options
Diffstat (limited to 'share/cmake-3.5/Modules/CMakeTestSwiftCompiler.cmake')
-rwxr-xr-x | share/cmake-3.5/Modules/CMakeTestSwiftCompiler.cmake | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/share/cmake-3.5/Modules/CMakeTestSwiftCompiler.cmake b/share/cmake-3.5/Modules/CMakeTestSwiftCompiler.cmake new file mode 100755 index 0000000..89849fb --- /dev/null +++ b/share/cmake-3.5/Modules/CMakeTestSwiftCompiler.cmake @@ -0,0 +1,65 @@ + +#============================================================================= +# Copyright 2003-2015 Kitware, Inc. +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of CMake, substitute the full +# License text for the above reference.) + +if(CMAKE_Swift_COMPILER_FORCED) + # The compiler configuration was forced by the user. + # Assume the user has configured all compiler information. + set(CMAKE_Swift_COMPILER_WORKS TRUE) + return() +endif() + +include(CMakeTestCompilerCommon) + +# Remove any cached result from an older CMake version. +# We now store this in CMakeSwiftCompiler.cmake. +unset(CMAKE_Swift_COMPILER_WORKS CACHE) + +# This file is used by EnableLanguage in cmGlobalGenerator to +# determine that that selected C++ compiler can actually compile +# and link the most basic of programs. If not, a fatal error +# is set and cmake stops processing commands and will not generate +# any makefiles or projects. +if(NOT CMAKE_Swift_COMPILER_WORKS) + PrintTestCompilerStatus("Swift" "") + file(WRITE ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/main.swift + "import Foundation\n" + "print(\"CMake\")\n") + try_compile(CMAKE_Swift_COMPILER_WORKS ${CMAKE_BINARY_DIR} + ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/main.swift + OUTPUT_VARIABLE __CMAKE_Swift_COMPILER_OUTPUT) + # Move result from cache to normal variable. + set(CMAKE_Swift_COMPILER_WORKS ${CMAKE_Swift_COMPILER_WORKS}) + unset(CMAKE_Swift_COMPILER_WORKS CACHE) + set(Swift_TEST_WAS_RUN 1) +endif() + +if(NOT CMAKE_Swift_COMPILER_WORKS) + PrintTestCompilerStatus("Swift" " -- broken") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log + "Determining if the Swift compiler works failed with " + "the following output:\n${__CMAKE_Swift_COMPILER_OUTPUT}\n\n") + message(FATAL_ERROR "The Swift compiler \"${CMAKE_Swift_COMPILER}\" " + "is not able to compile a simple test program.\nIt fails " + "with the following output:\n ${__CMAKE_Swift_COMPILER_OUTPUT}\n\n" + "CMake will not be able to correctly generate this project.") +else() + if(Swift_TEST_WAS_RUN) + PrintTestCompilerStatus("Swift" " -- works") + file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log + "Determining if the Swift compiler works passed with " + "the following output:\n${__CMAKE_Swift_COMPILER_OUTPUT}\n\n") + endif() +endif() + +unset(__CMAKE_Swift_COMPILER_OUTPUT) |