Files
slimbootloader/BootloaderCommonPkg/Library/ShellLib/CmdHelp.c
T
Guo Dong 5e10bd1e07 Update BSD license to BSD+Patent license
To align with EDK2, update file license
to use BSD+Patent license

Signed-off-by: Guo Dong <guo.dong@intel.com>
2019-06-13 10:46:49 -07:00

71 lines
1.4 KiB
C

/** @file
Shell command `help` to display the list of supported shell commands.
Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <Library/ShellLib.h>
extern CONST SHELL_COMMAND *mShellDefaultCommands[];
/**
Display list of supported shell commands.
@param[in] Shell shell instance
@param[in] Argc number of command line arguments
@param[in] Argv command line arguments
@retval EFI_SUCCESS
**/
STATIC
EFI_STATUS
EFIAPI
ShellCommandHelpFunc (
IN SHELL *Shell,
IN UINTN Argc,
IN CHAR16 *Argv[]
);
CONST SHELL_COMMAND ShellCommandHelp = {
L"help",
L"List supported commands",
&ShellCommandHelpFunc
};
/**
Display list of supported shell commands.
@param[in] Shell shell instance
@param[in] Argc number of command line arguments
@param[in] Argv command line arguments
@retval EFI_SUCCESS
**/
STATIC
EFI_STATUS
EFIAPI
ShellCommandHelpFunc (
IN SHELL *Shell,
IN UINTN Argc,
IN CHAR16 *Argv[]
)
{
CONST SHELL_COMMAND **Iter;
for (Iter = mShellDefaultCommands; *Iter != NULL; Iter++) {
ShellPrint (L"%-8s - %s\n", (*Iter)->Name,
(*Iter)->Desc);
}
for (Iter = Shell->Commands; *Iter != NULL; Iter++) {
ShellPrint (L"%-8s - %s\n", (*Iter)->Name,
(*Iter)->Desc);
}
return EFI_SUCCESS;
}