Michael D Kinney 56ba37463a ShellPkg: Replace BSD License with BSD+Patent License
https://bugzilla.tianocore.org/show_bug.cgi?id=1373

Replace BSD 2-Clause License with BSD+Patent License.  This change is
based on the following emails:

  https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html
  https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html

RFCs with detailed process for the license change:

  V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html
  V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html
  V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
2019-04-09 10:58:25 -07:00

100 lines
3.2 KiB
C

/** @file
Main file for goto shell level 1 function.
(C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "UefiShellLevel1CommandsLib.h"
/**
Function for 'goto' command.
@param[in] ImageHandle Handle to the Image (NULL if Internal).
@param[in] SystemTable Pointer to the System Table (NULL if Internal).
**/
SHELL_STATUS
EFIAPI
ShellCommandRunGoto (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
LIST_ENTRY *Package;
CHAR16 *ProblemParam;
SHELL_STATUS ShellStatus;
CHAR16 *CompareString;
UINTN Size;
SCRIPT_FILE *CurrentScriptFile;
ShellStatus = SHELL_SUCCESS;
CompareString = NULL;
//
// initialize the shell lib (we must be in non-auto-init...)
//
Status = ShellInitialize();
ASSERT_EFI_ERROR(Status);
Status = CommandInit();
ASSERT_EFI_ERROR(Status);
if (!gEfiShellProtocol->BatchIsActive()) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_NO_SCRIPT), gShellLevel1HiiHandle, L"Goto");
return (SHELL_UNSUPPORTED);
}
//
// parse the command line
//
Status = ShellCommandLineParse (EmptyParamList, &Package, &ProblemParam, TRUE);
if (EFI_ERROR(Status)) {
if (Status == EFI_VOLUME_CORRUPTED && ProblemParam != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PROBLEM), gShellLevel1HiiHandle, L"goto", ProblemParam);
FreePool(ProblemParam);
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
ASSERT(FALSE);
}
} else {
if (ShellCommandLineGetRawValue(Package, 2) != NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_MANY), gShellLevel1HiiHandle, L"goto");
ShellStatus = SHELL_INVALID_PARAMETER;
} else if (ShellCommandLineGetRawValue(Package, 1) == NULL) {
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_TOO_FEW), gShellLevel1HiiHandle, L"goto");
ShellStatus = SHELL_INVALID_PARAMETER;
} else {
Size = 0;
ASSERT((CompareString == NULL && Size == 0) || (CompareString != NULL));
CompareString = StrnCatGrow(&CompareString, &Size, L":", 0);
CompareString = StrnCatGrow(&CompareString, &Size, ShellCommandLineGetRawValue(Package, 1), 0);
//
// Check forwards and then backwards for a label...
//
if (!MoveToTag(GetNextNode, L"endfor", L"for", CompareString, ShellCommandGetCurrentScriptFile(), FALSE, FALSE, TRUE)) {
CurrentScriptFile = ShellCommandGetCurrentScriptFile();
ShellPrintHiiEx(
-1,
-1,
NULL,
STRING_TOKEN (STR_SYNTAX_NO_MATCHING),
gShellLevel1HiiHandle,
CompareString,
L"Goto",
CurrentScriptFile!=NULL
&& CurrentScriptFile->CurrentCommand!=NULL
? CurrentScriptFile->CurrentCommand->Line:0);
ShellStatus = SHELL_NOT_FOUND;
}
FreePool(CompareString);
}
ShellCommandLineFreeVarList (Package);
}
return (ShellStatus);
}