# File lib/rake.rb, line 2354
2354:     def find_rakefile_location
2355:       here = Dir.pwd
2356:       while ! (fn = have_rakefile)
2357:         Dir.chdir("..")
2358:         if Dir.pwd == here || options.nosearch
2359:           return nil
2360:         end
2361:         here = Dir.pwd
2362:       end
2363:       [fn, here]
2364:     ensure
2365:       Dir.chdir(Rake.original_dir)
2366:     end