mirror of https://github.com/acidanthera/audk.git
102 lines
2.8 KiB
C
102 lines
2.8 KiB
C
/** @file
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Main file for Pause shell level 3 function.
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(C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
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Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved. <BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "UefiShellLevel3CommandsLib.h"
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STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
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{L"-q", TypeFlag},
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{NULL, TypeMax}
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};
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/**
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Function for 'pause' command.
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@param[in] ImageHandle Handle to the Image (NULL if Internal).
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@param[in] SystemTable Pointer to the System Table (NULL if Internal).
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**/
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SHELL_STATUS
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EFIAPI
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ShellCommandRunPause (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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LIST_ENTRY *Package;
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CHAR16 *ProblemParam;
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SHELL_STATUS ShellStatus;
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SHELL_PROMPT_RESPONSE *Resp;
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ProblemParam = NULL;
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ShellStatus = SHELL_SUCCESS;
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Resp = NULL;
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//
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// initialize the shell lib (we must be in non-auto-init...)
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//
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Status = ShellInitialize();
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ASSERT_EFI_ERROR(Status);
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Status = CommandInit();
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ASSERT_EFI_ERROR(Status);
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if (!gEfiShellProtocol->BatchIsActive()) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_NO_SCRIPT), gShellLevel3HiiHandle, L"pause");
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return (SHELL_UNSUPPORTED);
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}
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//
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// parse the command line
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//
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Status = ShellCommandLineParse (ParamList, &Package, &ProblemParam, TRUE);
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if (EFI_ERROR(Status)) {
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if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel3HiiHandle, L"pause", ProblemParam);
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FreePool(ProblemParam);
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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ASSERT(FALSE);
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}
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} else {
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//
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// check for "-?"
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//
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if (ShellCommandLineGetFlag(Package, L"-?")) {
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ASSERT(FALSE);
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} else if (ShellCommandLineGetRawValue(Package, 1) != NULL) {
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ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel3HiiHandle, L"pause");
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ShellStatus = SHELL_INVALID_PARAMETER;
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} else {
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if (!ShellCommandLineGetFlag(Package, L"-q")) {
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Status = ShellPromptForResponseHii(ShellPromptResponseTypeQuitContinue, STRING_TOKEN (STR_PAUSE_PROMPT), gShellLevel3HiiHandle, (VOID**)&Resp);
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} else {
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Status = ShellPromptForResponse(ShellPromptResponseTypeQuitContinue, NULL, (VOID**)&Resp);
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}
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if (EFI_ERROR(Status) || Resp == NULL || *Resp == ShellPromptResponseQuit) {
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ShellCommandRegisterExit(TRUE, 0);
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ShellStatus = SHELL_ABORTED;
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}
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if (Resp != NULL) {
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FreePool(Resp);
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}
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}
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//
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// free the command line package
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//
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ShellCommandLineFreeVarList (Package);
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}
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return (ShellStatus);
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}
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