58 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
| #:  * `diy` [`--name=`<name>] [`--version=`<version>]:
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| #:    Automatically determine the installation prefix for non-Homebrew software.
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| #:
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| #:    Using the output from this command, you can install your own software into
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| #:    the Cellar and then link it into Homebrew's prefix with `brew link`.
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| #:
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| #:    The options `--name=`<name> and `--version=`<version> each take an argument
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| #:    and allow you to explicitly set the name and version of the package you are
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| #:    installing.
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| 
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| require "formula"
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| 
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| module Homebrew
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|   def diy
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|     path = Pathname.getwd
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| 
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|     version = ARGV.value("version") || detect_version(path)
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|     name = ARGV.value("name") || detect_name(path, version)
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| 
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|     prefix = HOMEBREW_CELLAR/name/version
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| 
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|     if File.file? "CMakeLists.txt"
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|       puts "-DCMAKE_INSTALL_PREFIX=#{prefix}"
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|     elsif File.file? "configure"
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|       puts "--prefix=#{prefix}"
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|     else
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|       raise "Couldn't determine build system"
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|     end
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|   end
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| 
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|   def detect_version(path)
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|     version = path.version.to_s
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| 
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|     if version.empty?
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|       raise "Couldn't determine version, set it with --version=<version>"
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|     else
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|       version
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|     end
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|   end
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| 
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|   def detect_name(path, version)
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|     basename = path.basename.to_s
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|     detected_name = basename[/(.*?)-?#{Regexp.escape(version)}/, 1] || basename
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|     canonical_name = Formulary.canonical_name(detected_name)
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| 
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|     odie <<-EOS.undent if detected_name != canonical_name
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|       The detected name #{detected_name.inspect} exists in Homebrew as an alias
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|       of #{canonical_name.inspect}. Consider using the canonical name instead:
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|         brew diy --name=#{canonical_name}
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| 
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|       To continue using the detected name, pass it explicitly:
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|         brew diy --name=#{detected_name}
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|       EOS
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| 
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|     detected_name
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|   end
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| end
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