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uninstall: change logic to handle renames

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Vlad Shablinsky 2015-08-09 14:57:15 +03:00 committed by Mike McQuaid
parent 6a0dcc8324
commit fa8b702c0d
1 changed files with 38 additions and 2 deletions
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40
Library/Homebrew/cmd/uninstall.rb
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@ -1,30 +1,66 @@
require "keg"
require "formula"
require "migrator"
module Homebrew
def uninstall
raise KegUnspecifiedError if ARGV.named.empty?
# Find symlinks that can point to keg.rack
links = HOMEBREW_CELLAR.subdirs.select(&:symlink?)
if !ARGV.force?
ARGV.kegs.each do |keg|
keg.lock do
puts "Uninstalling #{keg}... (#{keg.abv})"
old_cellars = []
# Remove every symlink that links to keg, because it can
# be left by migrator
links.each do |link|
old_opt = HOMEBREW_PREFIX/"opt/#{link.basename}"
if link.exist? && link.realpath == keg.rack.realpath
old_cellars << link
end
if old_opt.symlink? && old_opt.realpath.to_s == keg.to_s
old_opt.unlink
old_opt.parent.rmdir_if_possible
end
end
keg.unlink
keg.uninstall
rack = keg.rack
rm_pin rack
if rack.directory?
versions = rack.subdirs.map(&:basename)
verb = versions.length == 1 ? "is" : "are"
puts "#{keg.name} #{versions.join(", ")} #{verb} still installed."
puts "Remove them all with `brew uninstall --force #{keg.name}`."
else
# If we delete Cellar/newname, then Cellar/oldname symlink
# can become broken and we have to remove it.
old_cellars.each(&:unlink)
end
end
end
else
ARGV.named.each do |name|
name = Formulary.canonical_name(name)
rack = HOMEBREW_CELLAR/name
rack = Formulary.to_rack(name)
name = rack.basename
links.each do |link|
old_opt = HOMEBREW_PREFIX/"opt/#{link.basename}"
if old_opt.symlink? && old_opt.exist? \
&& old_opt.realpath.parent == rack.realpath
old_opt.unlink
old_opt.parent.rmdir_if_possible
end
lnk.unlink if lnk.exist? && lnk.realpath == rack.realpath
end
if rack.directory?
puts "Uninstalling #{name}... (#{rack.abv})"