Sun Feb 28 19:36:22 1993  MITSUBISHI Niibe Yutaka  (m-gniibe at ss151)

	* metacommand.c (qshell_shell_command),
	  qshell.c (do_work): O_WRONLY for >>
	  O_TRUNC for >

Fri Feb 12 17:56:08 1993  MITSUBISHI Niibe Yutaka  (m-gniibe at ss151)

	* metacommand.c (qshell_quit): main_loop $B$K$OLa$i$:!"H4$1$k$h$&$K(B
	$B$9$k(B(take $B$G(B recursive $B$K(B main_loop $B$r8F$s$G$$$k;~$K(B quit $B$7$J$$(B 
	bug $B$N=$@5(B)

	* qshell.h, qshell,c, metacommand.c: metacommand $B$O(B void $B$N4X?t$H(B
	$B$9$k!#(B

	* parse.y (yyerror): Prepend "Qshell:" for error message.

	* qshell.c (qshell_main_loop): show command line when timer is on
	and non interactive.

	* qshell.c (do_work): When no commands found, complain with
	the command name and current mode.

	* read_config.c (read_command_entry): remove leading white space.

	* metacommand.c (qshell_help): Show document for metacommands.

	* metacommand.c (metacommand_table): New Variable for help.

