From 6b8f5ad10f567362a3682840f59ba0fc470af319 Mon Sep 17 00:00:00 2001 From: Peter Tyser Date: Fri, 16 Oct 2009 17:36:25 -0500 Subject: command.c: Break commands out to appropriate cmd_*.c files command.c should contain common code related to commands, not miscellaneous command implementations. Signed-off-by: Peter Tyser --- common/cmd_help.c | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 common/cmd_help.c (limited to 'common/cmd_help.c') diff --git a/common/cmd_help.c b/common/cmd_help.c new file mode 100644 index 0000000000..f01d14e47c --- /dev/null +++ b/common/cmd_help.c @@ -0,0 +1,57 @@ +/* + * Copyright 2000-2009 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +int do_help(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + return _do_help(&__u_boot_cmd_start, + &__u_boot_cmd_end - &__u_boot_cmd_start, + cmdtp, flag, argc, argv); +} + +U_BOOT_CMD( + help, CONFIG_SYS_MAXARGS, 1, do_help, + "print online help", + "[command ...]\n" + " - show help information (for 'command')\n" + "'help' prints online help for the monitor commands.\n\n" + "Without arguments, it prints a short usage message for all commands.\n\n" + "To get detailed help information for specific commands you can type\n" + "'help' with one or more command names as arguments." +); + +/* This does not use the U_BOOT_CMD macro as ? can't be used in symbol names */ +#ifdef CONFIG_SYS_LONGHELP +cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = { + "?", CONFIG_SYS_MAXARGS, 1, do_help, + "alias for 'help'", + "" +}; +#else +cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = { + "?", CONFIG_SYS_MAXARGS, 1, do_help, + "alias for 'help'" +}; +#endif /* CONFIG_SYS_LONGHELP */ -- cgit v1.2.3