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8671
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# - Try to find the Glasgow Haskell Compiler executable
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# Once done this will define
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#
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# GHC_FOUND - system has GHC
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# GHC_VERSION - GHC version
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# GHC_EXECUTABLE - GHC executable
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#
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# Copyright (c) 2013, Vittorio Giovara <vittorio.giovara@gmail.com>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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find_program(GHC_EXECUTABLE
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NAMES ghc
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PATHS /opt/local/bin /usr/local/bin /usr/bin
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)
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if (GHC_EXECUTABLE)
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10109
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# check ghc version
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8671
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execute_process(COMMAND ${GHC_EXECUTABLE} -V
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OUTPUT_VARIABLE GHC_VERSION_OUTPUT
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ERROR_VARIABLE GHC_VERSION_ERROR
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RESULT_VARIABLE GHC_VERSION_RESULT
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OUTPUT_STRIP_TRAILING_WHITESPACE
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)
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if(${GHC_VERSION_RESULT} EQUAL 0)
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string(REGEX MATCH "([0-9]+)" GHC_VERSION ${GHC_VERSION_OUTPUT})
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else()
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message(SEND_ERROR "Command \"${GHC_EXECUTABLE} -V\" failed with output: ${GHC_VERSION_ERROR}")
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(GHC DEFAULT_MSG GHC_EXECUTABLE GHC_VERSION)
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mark_as_advanced(GHC_VERSION)
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