forked from bartvdbraak/blender
fix cmake for when BLENDER_VERSION_CHAR is not set.
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@ -350,7 +350,12 @@ macro(get_blender_version)
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message(FATAL_ERROR "Version parsing failed for BLENDER_SUBVERSION")
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endif()
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if(NOT ${_out_version_char} MATCHES "[a-z]+")
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# clumsy regex, only single char are ok but it could be unset
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string(LENGTH "${_out_version_char}" _out_version_char_len)
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if(NOT _out_version_char_len EQUAL 1)
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set(_out_version_char "")
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elseif(NOT ${_out_version_char} MATCHES "[a-z]+")
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message(FATAL_ERROR "Version parsing failed for BLENDER_VERSION_CHAR")
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endif()
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