43 lines
1.4 KiB
CMake
43 lines
1.4 KiB
CMake
#=============================================================================
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# Copyright 2006-2009 Kitware, Inc.
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# Copyright 2006-2008 Andreas Schneider <mail@cynapses.org>
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# Copyright 2007 Wengo
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# Copyright 2007 Mike Jackson
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# Copyright 2008 Andreas Pakulat <apaku@gmx.de>
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# Copyright 2008-2009 Philip Lowman <philip@yhbt.com>
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#
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# Distributed under the OSI-approved BSD License (the "License");
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# see accompanying file Copyright.txt for details.
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#
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# This software is distributed WITHOUT ANY WARRANTY; without even the
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# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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# See the License for more information.
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#=============================================================================
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# (To distributed this file outside of CMake, substitute the full
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# License text for the above reference.)
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#-------------------------------------------------------------------------------
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#
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# Runs compiler with "-dumpversion" and parses major/minor
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# version with a regex.
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#
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FUNCTION(_COMPILER_DUMPVERSION _OUTPUT_VERSION)
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EXEC_PROGRAM(${CMAKE_C_COMPILER}
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ARGS ${CMAKE_C_COMPILER_ARG1} -dumpversion
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OUTPUT_VARIABLE _COMPILER_VERSION
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)
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STRING(REGEX REPLACE "([0-9])\\.([0-9])(\\.[0-9])?" "\\1\\2"
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_COMPILER_VERSION ${_COMPILER_VERSION})
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SET(${_OUTPUT_VERSION} ${_COMPILER_VERSION} PARENT_SCOPE)
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ENDFUNCTION()
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#
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# End functions/macros
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#
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#-------------------------------------------------------------------------------
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