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# CMakeD - CMake module for D Language
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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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# See Copyright.txt for details.
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# Modified from CMake 2.6.5 CMakeDetermineCCompiler.cmake
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# See http://www.cmake.org/HTML/Copyright.html for details
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# determine the compiler to use for D programs
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# NOTE, a generator may set CMAKE_D_COMPILER before
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# loading this file to force a compiler.
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# use environment variable DC first if defined by user, next use
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# the cmake variable CMAKE_GENERATOR_D which can be defined by a generator
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# as a default compiler
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IF(NOT CMAKE_D_COMPILER)
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# prefer the environment variable DC
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IF($ENV{DC} MATCHES ".+")
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GET_FILENAME_COMPONENT(CMAKE_D_COMPILER_INIT $ENV{DC} PROGRAM PROGRAM_ARGS CMAKE_D_FLAGS_ENV_INIT)
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IF(CMAKE_D_FLAGS_ENV_INIT)
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SET(CMAKE_D_COMPILER_ARG1 "${CMAKE_D_FLAGS_ENV_INIT}" CACHE STRING "First argument to D compiler")
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ENDIF(CMAKE_D_FLAGS_ENV_INIT)
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IF(EXISTS ${CMAKE_D_COMPILER_INIT})
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ELSE(EXISTS ${CMAKE_D_COMPILER_INIT})
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MESSAGE(FATAL_ERROR "Could not find compiler set in environment variable C:\n$ENV{DC}.")
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ENDIF(EXISTS ${CMAKE_D_COMPILER_INIT})
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ENDIF($ENV{DC} MATCHES ".+")
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# next try prefer the compiler specified by the generator
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IF(NOT CMAKE_D_COMPILER_INIT)
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SET(CMAKE_D_COMPILER_INIT ${CMAKE_GENERATOR_D})
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ENDIF(NOT CMAKE_D_COMPILER_INIT)
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ENDIF(CMAKE_GENERATOR_D)
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# finally list compilers to try
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IF(CMAKE_D_COMPILER_INIT)
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SET(CMAKE_D_COMPILER_LIST ${CMAKE_D_COMPILER_INIT})
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ELSE(CMAKE_D_COMPILER_INIT)
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SET(CMAKE_D_COMPILER_LIST gdc dmd)
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ENDIF(CMAKE_D_COMPILER_INIT)
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FIND_PROGRAM(CMAKE_D_COMPILER NAMES ${CMAKE_D_COMPILER_LIST} DOC "C compiler")
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IF(CMAKE_D_COMPILER_INIT AND NOT CMAKE_D_COMPILER)
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SET(CMAKE_D_COMPILER "${CMAKE_D_COMPILER_INIT}" CACHE FILEPATH "C compiler" FORCE)
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ENDIF(CMAKE_D_COMPILER_INIT AND NOT CMAKE_D_COMPILER)
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ENDIF(NOT CMAKE_D_COMPILER)
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MARK_AS_ADVANCED(CMAKE_D_COMPILER)
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GET_FILENAME_COMPONENT(COMPILER_LOCATION "${CMAKE_D_COMPILER}" PATH)
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FIND_PROGRAM(CMAKE_AR NAMES ar PATHS ${COMPILER_LOCATION} )
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FIND_PROGRAM(CMAKE_RANLIB NAMES ranlib)
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SET(CMAKE_RANLIB : CACHE INTERNAL "noop for ranlib")
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ENDIF(NOT CMAKE_RANLIB)
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MARK_AS_ADVANCED(CMAKE_RANLIB)
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# do not test for GNU if the generator is visual studio
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IF(${CMAKE_GENERATOR} MATCHES "Visual Studio")
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SET(CMAKE_COMPILER_IS_GDC_RUN 1)
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ENDIF(${CMAKE_GENERATOR} MATCHES "Visual Studio")
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IF(NOT CMAKE_COMPILER_IS_GDC_RUN)
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# test to see if the d compiler is gdc
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SET(CMAKE_COMPILER_IS_GDC_RUN 1)
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IF("${CMAKE_D_COMPILER}" MATCHES ".*gdc.*" )
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SET(CMAKE_COMPILER_IS_GDC 1)
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"Determining if the D compiler is GDC succeeded with "
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"the following output:\n${CMAKE_D_COMPILER}\n\n")
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EXEC_PROGRAM(${CMAKE_D_COMPILER} ARGS "--version" OUTPUT_VARIABLE CMAKE_COMPILER_OUTPUT)
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IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*mingw.*" )
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SET(CMAKE_COMPILER_IS_MINGW 1)
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ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*mingw.*" )
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IF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_CYGWIN.*" )
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SET(CMAKE_COMPILER_IS_CYGWIN 1)
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ENDIF("${CMAKE_COMPILER_OUTPUT}" MATCHES ".*THIS_IS_CYGWIN.*" )
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ELSE("${CMAKE_D_COMPILER}" MATCHES ".*dmd.*" )
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SET(CMAKE_COMPILER_IS_DMD 1)
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FILE(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeOutput.log
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"Determining if the D compiler is DMD succeeded with "
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"the following output:\n${CMAKE_D_COMPILER}\n\n")
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ENDIF("${CMAKE_D_COMPILER}" MATCHES ".*gdc.*" )
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ENDIF(NOT CMAKE_COMPILER_IS_GDC_RUN)
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# configure variables set in this file for fast reload later on
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# FIXME. This is PLplot-specific location. Other projects will use
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# a different location.
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IF(EXISTS ${CMAKE_SOURCE_DIR}/cmake/modules/language_support/cmake/CMakeDCompiler.cmake.in)
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CONFIGURE_FILE(${CMAKE_SOURCE_DIR}/cmake/modules/language_support/cmake/CMakeDCompiler.cmake.in
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"${CMAKE_PLATFORM_ROOT_BIN}/CMakeDCompiler.cmake" IMMEDIATE)
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ELSE(EXISTS ${CMAKE_SOURCE_DIR}/cmake/modules/language_support/cmake/CMakeDCompiler.cmake.in)
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CONFIGURE_FILE(${CMAKE_ROOT}/Modules/CMakeDCompiler.cmake.in
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"${CMAKE_PLATFORM_ROOT_BIN}/CMakeDCompiler.cmake" IMMEDIATE)
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ENDIF(EXISTS ${CMAKE_SOURCE_DIR}/cmake/modules/language_support/cmake/CMakeDCompiler.cmake.in)
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MARK_AS_ADVANCED(CMAKE_AR)
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SET(CMAKE_D_COMPILER_ENV_VAR "DC")