Attempt to do a normal file link, but fall back to a copy if the link fails.

Source Code

# File rake.rb, line 928
def safe_ln(*args)
  unless LN_SUPPORTED[0]
    cp(*args)
  else
    begin
      ln(*args)
    rescue StandardError, NotImplementedError => ex
      LN_SUPPORTED[0] = false
      cp(*args)
    end
  end
end