86 lines
2.4 KiB
Ruby
86 lines
2.4 KiB
Ruby
require "keg"
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require "formula"
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require "migrator"
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module Homebrew
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def uninstall
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raise KegUnspecifiedError if ARGV.named.empty?
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# Find symlinks that can point to keg.rack
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links = HOMEBREW_CELLAR.subdirs.select(&:symlink?)
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if !ARGV.force?
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ARGV.kegs.each do |keg|
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keg.lock do
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puts "Uninstalling #{keg}... (#{keg.abv})"
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old_cellars = []
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# Remove every symlink that links to keg, because it can
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# be left by migrator
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links.each do |link|
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old_opt = HOMEBREW_PREFIX/"opt/#{link.basename}"
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if link.exist? && link.realpath == keg.rack.realpath
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old_cellars << link
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end
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if old_opt.symlink? && old_opt.realpath.to_s == keg.to_s
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old_opt.unlink
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old_opt.parent.rmdir_if_possible
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end
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end
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keg.unlink
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keg.uninstall
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rack = keg.rack
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rm_pin rack
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if rack.directory?
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versions = rack.subdirs.map(&:basename)
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verb = versions.length == 1 ? "is" : "are"
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puts "#{keg.name} #{versions.join(", ")} #{verb} still installed."
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puts "Remove them all with `brew uninstall --force #{keg.name}`."
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else
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# If we delete Cellar/newname, then Cellar/oldname symlink
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# can become broken and we have to remove it.
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old_cellars.each(&:unlink)
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end
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end
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end
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else
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ARGV.named.each do |name|
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rack = Formulary.to_rack(name)
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name = rack.basename
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links.each do |link|
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old_opt = HOMEBREW_PREFIX/"opt/#{link.basename}"
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if old_opt.symlink? && old_opt.exist? \
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&& old_opt.realpath.parent == rack.realpath
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old_opt.unlink
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old_opt.parent.rmdir_if_possible
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end
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link.unlink if link.exist? && link.realpath == rack.realpath
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end
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if rack.directory?
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puts "Uninstalling #{name}... (#{rack.abv})"
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rack.subdirs.each do |d|
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keg = Keg.new(d)
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keg.unlink
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keg.uninstall
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end
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end
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rm_pin rack
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end
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end
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rescue MultipleVersionsInstalledError => e
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ofail e
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puts "Use `brew remove --force #{e.name}` to remove all versions."
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end
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def rm_pin(rack)
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Formulary.from_rack(rack).unpin rescue nil
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end
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end
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