2008-01-15 Bean <bean123ch@gmail.com>

* normal/execute.c (grub_script_exec_argument_to_string): Check for undefined variable.
	(grub_script_execute_cmdline): Reset grub_errno.

	* normal/main.c (read_config_file): Reset grub_errno.

	* normal/parse.y (script_init): New.
	(script): Move function and menuentry here.
	(delimiter): New.
	(command): Add delimiter at the end of command.
	(commands): Adjust to match the new command.
	(commandblock): Remove grub_script_lexer_record_start.
	(menuentry): Add grub_script_lexer_record_start, use the new commands.
	(if): Use the new commands.

	* conf/common.rmk (pkgdata_MODULES): Add echo.mod.

normal/main.c

@@ -261,6 +261,9 @@ read_config_file (const char *config, int nested)
       /* Execute the command(s).  */
       grub_script_execute (parsed_script);
 
+      /* Ignore errors.  */
+      grub_errno = GRUB_ERR_NONE;
+
       /* The parsed script was executed, throw it away.  */
       grub_script_free (parsed_script);
     }