83 lines
3.3 KiB
CMake
83 lines
3.3 KiB
CMake
#
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# CMakeD - CMake module for D Language
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#
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# Copyright (c) 2007, Selman Ulug <selman.ulug@gmail.com>
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# Tim Burrell <tim.burrell@gmail.com>
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# Dragos Carp <dragos.carp@gmail.com>
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#
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# All rights reserved.
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#
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# See LICENSE for details.
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#
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# Modified from CMake 2.6.5 CMakeTestCCompiler.cmake
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# See http://www.cmake.org/HTML/Copyright.html for details
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#
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include(CMakeTestCompilerCommon)
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# Remove any cached result from an older CMake version.
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# We now store this in CMakeCCompiler.cmake.
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unset(CMAKE_D_COMPILER_WORKS CACHE)
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# This file is used by EnableLanguage in cmGlobalGenerator to
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# determine that that selected D compiler can actually compile
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# and link the most basic of programs. If not, a fatal error
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# is set and cmake stops processing commands and will not generate
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# any makefiles or projects.
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if(NOT CMAKE_D_COMPILER_WORKS)
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PrintTestCompilerStatus("D" "")
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file(WRITE ${CMAKE_PLATFORM_INFO_DIR}/CMakeTmp/testDCompiler.d
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"int main(char[][] args)\n"
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"{return args.sizeof-1;}\n")
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try_compile(CMAKE_D_COMPILER_WORKS ${CMAKE_BINARY_DIR}
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${CMAKE_PLATFORM_INFO_DIR}/CMakeTmp/testDCompiler.d
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OUTPUT_VARIABLE OUTPUT)
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set(D_TEST_WAS_RUN 1)
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endif()
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if(NOT CMAKE_D_COMPILER_WORKS)
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PrintTestCompilerStatus("D" " -- broken")
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message(STATUS "To force a specific D compiler set the DC environment variable")
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message(STATUS " ie - export DC=\"/usr/bin/dmd\"")
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file(APPEND ${CMAKE_PLATFORM_INFO_DIR}/CMakeError.log
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"Determining if the D compiler works failed with "
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"the following output:\n${OUTPUT}\n\n")
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# if the compiler is broken make sure to remove the platform file
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# since Windows-cl configures both c/cxx files both need to be removed
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# when c or c++ fails
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file(REMOVE ${CMAKE_PLATFORM_INFO_DIR}/CMakeDPlatform.cmake)
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message(FATAL_ERROR "The D compiler \"${CMAKE_D_COMPILER}\" "
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"is not able to compile a simple test program.\nIt fails "
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"with the following output:\n ${OUTPUT}\n\n"
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"CMake will not be able to correctly generate this project.")
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else()
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if(D_TEST_WAS_RUN)
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message(STATUS "Check for working D compiler: ${CMAKE_D_COMPILER} -- works")
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file(APPEND ${CMAKE_PLATFORM_INFO_DIR}/CMakeOutput.log
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"Determining if the D compiler works passed with "
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"the following output:\n${OUTPUT}\n\n")
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endif()
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set(CMAKE_D_COMPILER_WORKS 1 CACHE INTERNAL "")
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if(CMAKE_D_COMPILER_FORCED)
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# The compiler configuration was forced by the user.
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# Assume the user has configured all compiler information.
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else()
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# Try to identify the ABI and configure it into CMakeDCompiler.cmake
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include(${CMAKE_ROOT}/Modules/CMakeDetermineCompilerABI.cmake)
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find_file(CMAKE_D_COMPILER_ABI_SRC CMakeDCompilerABI.d PATHS ${CMAKE_ROOT}/Modules
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${CMAKE_MODULE_PATH} NO_DEFAULT_PATH)
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CMAKE_DETERMINE_COMPILER_ABI(D ${CMAKE_D_COMPILER_ABI_SRC})
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find_file(CMAKE_D_COMPILER_CMAKE_IN CMakeDCompiler.cmake.in PATHS ${CMAKE_ROOT}/Modules
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${CMAKE_MODULE_PATH} NO_DEFAULT_PATH)
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configure_file(
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${CMAKE_D_COMPILER_CMAKE_IN}
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${CMAKE_PLATFORM_INFO_DIR}/CMakeDCompiler.cmake
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@ONLY IMMEDIATE # IMMEDIATE must be here for compatibility mode <= 2.0
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)
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include(${CMAKE_PLATFORM_INFO_DIR}/CMakeDCompiler.cmake)
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unset(CMAKE_D_COMPILER_ABI_SRC CACHE)
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unset(CMAKE_D_COMPILER_CMAKE_IN CACHE)
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endif()
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endif()
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