134 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| module OS
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|   module Mac
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|     X11 = XQuartz = Module.new
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| 
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|     module XQuartz
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|       extend self
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| 
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|       FORGE_BUNDLE_ID = "org.macosforge.xquartz.X11"
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|       APPLE_BUNDLE_ID = "org.x.X11"
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|       FORGE_PKG_ID = "org.macosforge.xquartz.pkg"
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| 
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|       PKGINFO_VERSION_MAP = {
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|         "2.6.34" => "2.6.3",
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|         "2.7.4"  => "2.7.0",
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|         "2.7.14" => "2.7.1",
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|         "2.7.28" => "2.7.2",
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|         "2.7.32" => "2.7.3",
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|         "2.7.43" => "2.7.4",
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|         "2.7.50" => "2.7.5_rc1",
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|         "2.7.51" => "2.7.5_rc2",
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|         "2.7.52" => "2.7.5_rc3",
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|         "2.7.53" => "2.7.5_rc4",
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|         "2.7.54" => "2.7.5",
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|       }.freeze
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| 
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|       # This returns the version number of XQuartz, not of the upstream X.org.
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|       # The X11.app distributed by Apple is also XQuartz, and therefore covered
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|       # by this method.
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|       def version
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|         @version ||= detect_version
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|       end
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| 
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|       def detect_version
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|         if (path = bundle_path) && path.exist? && (version = version_from_mdls(path))
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|           version
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|         elsif prefix.to_s == "/usr/X11"
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|           guess_system_version
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|         else
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|           version_from_pkgutil
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|         end
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|       end
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| 
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|       # http://xquartz.macosforge.org/trac/wiki
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|       # http://xquartz.macosforge.org/trac/wiki/Releases
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|       def latest_version
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|         case MacOS.version
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|         when "10.5"
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|           "2.6.3"
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|         else
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|           "2.7.5"
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|         end
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|       end
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| 
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|       def bundle_path
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|         MacOS.app_with_bundle_id(FORGE_BUNDLE_ID) || MacOS.app_with_bundle_id(APPLE_BUNDLE_ID)
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|       end
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| 
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|       def version_from_mdls(path)
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|         version = `mdls -raw -nullMarker "" -name kMDItemVersion "#{path}" 2>/dev/null`.strip
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|         version unless version.empty?
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|       end
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| 
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|       # The XQuartz that Apple shipped in OS X through 10.7 does not have a
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|       # pkg-util entry, so if Spotlight indexing is disabled we must make an
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|       # educated guess as to what version is installed.
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|       def guess_system_version
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|         case MacOS.version
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|         when '10.5' then '2.1.6'
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|         when '10.6' then '2.3.6'
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|         when '10.7' then '2.6.3'
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|         else 'dunno'
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|         end
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|       end
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| 
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|       # Upstream XQuartz *does* have a pkg-info entry, so if we can't get it
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|       # from mdls, we can try pkgutil. This is very slow.
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|       def version_from_pkgutil
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|         str = MacOS.pkgutil_info(FORGE_PKG_ID)[/version: (\d\.\d\.\d+)$/, 1]
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|         PKGINFO_VERSION_MAP.fetch(str, str)
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|       end
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| 
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|       def provided_by_apple?
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|         [FORGE_BUNDLE_ID, APPLE_BUNDLE_ID].find do |id|
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|           MacOS.app_with_bundle_id(id)
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|         end == APPLE_BUNDLE_ID
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|       end
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| 
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|       # This should really be private, but for compatibility reasons it must
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|       # remain public. New code should use MacOS::X11.{bin,lib,include}
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|       # instead, as that accounts for Xcode-only systems.
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|       def prefix
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|         @prefix ||= if Pathname.new('/opt/X11/lib/libpng.dylib').exist?
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|           Pathname.new('/opt/X11')
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|         elsif Pathname.new('/usr/X11/lib/libpng.dylib').exist?
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|           Pathname.new('/usr/X11')
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|         end
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|       end
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| 
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|       def installed?
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|         !version.nil? && !prefix.nil?
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|       end
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| 
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|       # If XQuartz and/or the CLT are installed, headers will be found under
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|       # /opt/X11/include or /usr/X11/include. For Xcode-only systems, they are
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|       # found in the SDK, so we use sdk_path for both the headers and libraries.
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|       # Confusingly, executables (e.g. config scripts) are only found under
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|       # /opt/X11/bin or /usr/X11/bin in all cases.
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|       def effective_prefix
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|         if provided_by_apple? && Xcode.without_clt?
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|           Pathname.new("#{OS::Mac.sdk_path}/usr/X11")
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|         else
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|           prefix
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|         end
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|       end
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| 
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|       def bin
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|         prefix/"bin"
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|       end
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| 
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|       def include
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|         effective_prefix/"include"
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|       end
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| 
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|       def lib
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|         effective_prefix/"lib"
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|       end
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| 
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|       def share
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|         prefix/"share"
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|       end
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|     end
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|   end
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| end
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