# File lib/rake/file_utils_ext.rb, line 80 80: def nowrite(value=nil) 81: oldvalue = FileUtilsExt.nowrite_flag 82: FileUtilsExt.nowrite_flag = value unless value.nil? 83: if block_given? 84: begin 85: yield 86: ensure 87: FileUtilsExt.nowrite_flag = oldvalue 88: end 89: end 90: oldvalue 91: end