Method: Azuki::Updater.wait_for_lock

Defined in:
lib/azuki/updater.rb

.wait_for_lock(path, wait_for = 5, check_every = 0.5) ⇒ Object 



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# File 'lib/azuki/updater.rb', line 54

def self.wait_for_lock(path, wait_for=5, check_every=0.5)
  start = Time.now.to_i
  while File.exists?(path)
    sleep check_every
    if (Time.now.to_i - start) > wait_for
      Azuki::Helpers.error "Unable to acquire update lock"
    end
  end
  begin
    FileUtils.touch path
    ret = yield
  ensure
    FileUtils.rm_f path
  end
  ret
end