57 lines
1.2 KiB
Ruby
57 lines
1.2 KiB
Ruby
require "ostruct"
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module Homebrew
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def link
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raise KegUnspecifiedError if ARGV.named.empty?
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mode = OpenStruct.new
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mode.overwrite = true if ARGV.include? "--overwrite"
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mode.dry_run = true if ARGV.dry_run?
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ARGV.kegs.each do |keg|
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if keg.linked?
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opoo "Already linked: #{keg}"
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puts "To relink: brew unlink #{keg.name} && brew link #{keg.name}"
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next
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elsif keg_only?(keg.rack) && !ARGV.force?
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opoo "#{keg.name} is keg-only and must be linked with --force"
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puts "Note that doing so can interfere with building software."
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next
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elsif mode.dry_run && mode.overwrite
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puts "Would remove:"
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keg.link(mode)
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next
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elsif mode.dry_run
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puts "Would link:"
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keg.link(mode)
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next
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end
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keg.lock do
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print "Linking #{keg}... "
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puts if ARGV.verbose?
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begin
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n = keg.link(mode)
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rescue Keg::LinkError
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puts
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raise
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else
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puts "#{n} symlinks created"
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end
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end
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end
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end
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private
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def keg_only?(rack)
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Formulary.from_rack(rack).keg_only?
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rescue FormulaUnavailableError, TapFormulaAmbiguityError
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false
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end
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end
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