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Maurice Ma
77 lines
1.8 KiB
C
77 lines
1.8 KiB
C
/** @file
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Shell command `help` to display the list of supported shell commands.
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include <Library/ShellLib.h>
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extern CONST SHELL_COMMAND *mShellDefaultCommands[];
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/**
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Display list of supported shell commands.
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@param[in] Shell shell instance
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@param[in] Argc number of command line arguments
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@param[in] Argv command line arguments
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@retval EFI_SUCCESS
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**/
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STATIC
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EFI_STATUS
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EFIAPI
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ShellCommandHelpFunc (
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IN SHELL *Shell,
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IN UINTN Argc,
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IN CHAR16 *Argv[]
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);
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CONST SHELL_COMMAND ShellCommandHelp = {
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L"help",
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L"List supported commands",
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&ShellCommandHelpFunc
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};
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/**
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Display list of supported shell commands.
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@param[in] Shell shell instance
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@param[in] Argc number of command line arguments
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@param[in] Argv command line arguments
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@retval EFI_SUCCESS
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**/
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STATIC
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EFI_STATUS
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EFIAPI
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ShellCommandHelpFunc (
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IN SHELL *Shell,
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IN UINTN Argc,
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IN CHAR16 *Argv[]
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)
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{
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CONST SHELL_COMMAND **Iter;
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for (Iter = mShellDefaultCommands; *Iter != NULL; Iter++) {
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ShellPrint (L"%-8s - %s\n", (*Iter)->Name,
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(*Iter)->Desc);
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}
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for (Iter = Shell->Commands; *Iter != NULL; Iter++) {
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ShellPrint (L"%-8s - %s\n", (*Iter)->Name,
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(*Iter)->Desc);
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}
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return EFI_SUCCESS;
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}
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