2002-02-05 Yoshinori K. Okuji <okuji@enbug.org>

* stage2/shared.h (BUILTIN_HELP_LIST): New macro. Used for
	commands whose help messages are listed when no argument is
	specified to the command "help".
	* stage2/builtins.c (builtin_blocklist): Added the attribute
	BUILTIN_HELP_LIST.
	(builtin_boot): Likewise.
	(builtin_bootp): Likewise.
	(builtin_cat): Likewise.
	(builtin_chainloader): Likewise.
	(builtin_color): Likewise.
	(builtin_configfile): Likewise.
	(builtin_device): Likewise.
	(builtin_dhcp): Likewise.
	(builtin_displayapm): Likewise.
	(builtin_displaymem): Likewise.
	(builtin_find): Likewise.
	(builtin_geometry): Likewise.
	(builtin_halt): Likewise.
	(builtin_help): Likewise.
	(builtin_hide): Likewise.
	(builtin_ifconfig): Likewise.
	(builtin_initrd): Likewise.
	(builtin_kernel): Likewise.
	(builtin_makeactive): Likewise.
	(builtin_map): Likewise.
	(builtin_md5crypt): Likewise.
	(builtin_module): Likewise.
	(builtin_modulenounzip): Likewise.
	(builtin_partnew): Likewise.
	(builtin_parttype): Likewise.
	(builtin_quit): Likewise.
	(builtin_rarp): Likewise.
	(builtin_reboot): Likewise.
	(builtin_root): Likewise.
	(builtin_rootnoverify): Likewise.
	(builtin_serial): Likewise.
	(builtin_setkey): Likewise.
	(builtin_setup): Likewise.
	(builtin_terminal): Likewise.
	(builtin_testvbe): Likewise.
	(builtin_tftpserver): Likewise.
	(builtin_unhide): Likewise.
	(builtin_uppermem): Likewise.
	(builtin_vbeprobe): Likewise.

	(help_func): When no argument is specified, if the last entry
	was at the left column, print an extra newline.

stage2/shared.h

@@ -840,6 +840,7 @@ void stop_floppy (void);
 #define BUILTIN_TITLE		0x4	/* Only for the command title.  */
 #define BUILTIN_SCRIPT		0x8	/* Run in the script.  */
 #define BUILTIN_NO_ECHO		0x10	/* Don't print command on booting. */
+#define BUILTIN_HELP_LIST	0x20	/* Show help in listing.  */
 
 /* The table for a builtin.  */
 struct builtin