From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/roms/u-boot/common/cmd_help.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 qemu/roms/u-boot/common/cmd_help.c (limited to 'qemu/roms/u-boot/common/cmd_help.c') diff --git a/qemu/roms/u-boot/common/cmd_help.c b/qemu/roms/u-boot/common/cmd_help.c new file mode 100644 index 000000000..6ff494d79 --- /dev/null +++ b/qemu/roms/u-boot/common/cmd_help.c @@ -0,0 +1,34 @@ +/* + * Copyright 2000-2009 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include + +static int do_help(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + cmd_tbl_t *start = ll_entry_start(cmd_tbl_t, cmd); + const int len = ll_entry_count(cmd_tbl_t, cmd); + return _do_help(start, len, cmdtp, flag, argc, argv); +} + +U_BOOT_CMD( + help, CONFIG_SYS_MAXARGS, 1, do_help, + "print command description/usage", + "\n" + " - print brief description of all commands\n" + "help command ...\n" + " - print detailed usage of 'command'" +); + +/* This does not use the U_BOOT_CMD macro as ? can't be used in symbol names */ +ll_entry_declare(cmd_tbl_t, question_mark, cmd) = { + "?", CONFIG_SYS_MAXARGS, 1, do_help, + "alias for 'help'", +#ifdef CONFIG_SYS_LONGHELP + "" +#endif /* CONFIG_SYS_LONGHELP */ +}; -- cgit 1.2.3-korg