57 lines
1.2 KiB
Ruby
57 lines
1.2 KiB
Ruby
module Homebrew extend self
|
|
|
|
def link
|
|
raise KegUnspecifiedError if ARGV.named.empty?
|
|
|
|
if Process.uid.zero? and not File.stat(HOMEBREW_BREW_FILE).uid.zero?
|
|
# note we only abort if Homebrew is *not* installed as sudo and the user
|
|
# calls brew as root. The fix is to chown brew to root.
|
|
abort "Cowardly refusing to `sudo brew link'"
|
|
end
|
|
|
|
if ARGV.force? then mode = :force
|
|
elsif ARGV.dry_run? then mode = :dryrun
|
|
else mode = nil
|
|
end
|
|
|
|
ARGV.kegs.each do |keg|
|
|
if keg.linked?
|
|
opoo "Already linked: #{keg}"
|
|
next
|
|
end
|
|
|
|
if mode == :dryrun
|
|
print "Would remove:\n" do
|
|
keg.link(mode)
|
|
end
|
|
|
|
next
|
|
end
|
|
|
|
print "Linking #{keg}... " do
|
|
puts "#{keg.link(mode)} symlinks created"
|
|
end
|
|
end
|
|
end
|
|
|
|
private
|
|
|
|
# Allows us to ensure a puts happens before the block exits so that if say,
|
|
# an exception is thrown, its output starts on a new line.
|
|
def print str, &block
|
|
Kernel.print str
|
|
puts_capture = Class.new do
|
|
def self.puts str
|
|
$did_puts = true
|
|
Kernel.puts str
|
|
end
|
|
end
|
|
|
|
puts_capture.instance_eval &block
|
|
|
|
ensure
|
|
puts unless $did_puts
|
|
end
|
|
|
|
end
|