61 lines
2.4 KiB
CMake
61 lines
2.4 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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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# * Neither the names of Kitware, Inc., the Insight Software Consortium,
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# nor the names of their contributors may be used to endorse or promote
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# products derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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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