1 files changed, 97 insertions, 0 deletions
diff --git a/Core/ShellPkg/Library/UefiShellLevel1CommandsLib/Exit.c b/Core/ShellPkg/Library/UefiShellLevel1CommandsLib/Exit.c
new file mode 100644
index 0000000000..08e40dfc05
--- /dev/null
+++ b/Core/ShellPkg/Library/UefiShellLevel1CommandsLib/Exit.c
@@ -0,0 +1,97 @@
+/** @file
+  Main file for exit shell level 1 function.
+
+  (C) Copyright 2015 Hewlett-Packard Development Company, L.P.<BR>
+  Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "UefiShellLevel1CommandsLib.h"
+
+STATIC CONST SHELL_PARAM_ITEM ParamList[] = {
+  {L"/b", TypeFlag},
+  {NULL, TypeMax}
+  };
+
+/**
+  Function for 'exit' 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
+ShellCommandRunExit (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  EFI_STATUS          Status;
+  LIST_ENTRY          *Package;
+  CHAR16              *ProblemParam;
+  SHELL_STATUS        ShellStatus;
+  UINT64              RetVal;
+  CONST CHAR16        *Return;
+
+  ShellStatus         = SHELL_SUCCESS;
+
+  //
+  // initialize the shell lib (we must be in non-auto-init...)
+  //
+  Status = ShellInitialize();
+  ASSERT_EFI_ERROR(Status);
+
+  Status = CommandInit();
+  ASSERT_EFI_ERROR(Status);
+
+  //
+  // parse the command line
+  //
+  Status = ShellCommandLineParse (ParamList, &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"exit", ProblemParam);
+      FreePool(ProblemParam);
+      ShellStatus = SHELL_INVALID_PARAMETER;
+    } else {
+      ASSERT(FALSE);
+    }
+  } else {
+
+    //
+    // return the specified error code
+    //
+    Return = ShellCommandLineGetRawValue(Package, 1);
+    if (Return != NULL) {
+      Status = ShellConvertStringToUint64(Return, &RetVal, FALSE, FALSE);
+      if (EFI_ERROR(Status)) {
+        ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_GEN_PARAM_INV), gShellLevel1HiiHandle, L"exit", Return);
+        ShellStatus = SHELL_INVALID_PARAMETER;
+      } else {
+        //
+        // If we are in a batch file and /b then pass TRUE otherwise false...
+        //
+        ShellCommandRegisterExit((BOOLEAN)(gEfiShellProtocol->BatchIsActive() && ShellCommandLineGetFlag(Package, L"/b")), RetVal);
+
+        ShellStatus = SHELL_SUCCESS;
+      }
+    } else {
+      // If we are in a batch file and /b then pass TRUE otherwise false...
+      //
+      ShellCommandRegisterExit((BOOLEAN)(gEfiShellProtocol->BatchIsActive() && ShellCommandLineGetFlag(Package, L"/b")), 0);
+
+      ShellStatus = SHELL_SUCCESS;
+    }
+
+    ShellCommandLineFreeVarList (Package);
+  }
+  return (ShellStatus);
+}
+