# File lib/rake/file_utils_ext.rb, line 77 77: def nowrite(value=nil) 78: oldvalue = FileUtilsExt.nowrite_flag 79: FileUtilsExt.nowrite_flag = value unless value.nil? 80: if block_given? 81: begin 82: yield 83: ensure 84: FileUtilsExt.nowrite_flag = oldvalue 85: end 86: end 87: oldvalue 88: end