# File lib/rake.rb, line 600 600: def nowrite(value=nil) 601: oldvalue = $fileutils_nowrite 602: $fileutils_nowrite = value unless value.nil? 603: if block_given? 604: begin 605: yield 606: ensure 607: $fileutils_nowrite = oldvalue 608: end 609: end 610: oldvalue 611: end