/** @file\r
This is THE shell (application)\r
\r
- Copyright (c) 2009 - 2013, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
Copyright (c) 2013, Hewlett-Packard Development Company, L.P.\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r
\r
/**\r
- Cleans off leading and trailing spaces and tabs\r
+ Cleans off leading and trailing spaces and tabs.\r
\r
- @param[in] String pointer to the string to trim them off\r
+ @param[in] String pointer to the string to trim them off.\r
**/\r
EFI_STATUS\r
EFIAPI\r
}\r
\r
//\r
- // Remove any spaces at the end of the (*String).\r
+ // Remove any spaces and tabs at the end of the (*String).\r
//\r
- while ((*String)[StrLen((*String))-1] == L' ') {\r
+ while ((StrLen (*String) > 0) && (((*String)[StrLen((*String))-1] == L' ') || ((*String)[StrLen((*String))-1] == L'\t'))) {\r
(*String)[StrLen((*String))-1] = CHAR_NULL;\r
}\r
\r
\r
@retval A pointer to the | character in CmdLine or NULL if not present.\r
**/\r
-CONST\r
-CHAR16*\r
+CONST CHAR16*\r
EFIAPI\r
FindSplit(\r
IN CONST CHAR16 *CmdLine\r
UINTN Size;\r
EFI_HANDLE ConInHandle;\r
EFI_SIMPLE_TEXT_INPUT_PROTOCOL *OldConIn;\r
+ UINTN ExitDataSize;\r
+ CHAR16 *ExitData;\r
+ SHELL_STATUS ExitStatus;\r
\r
if (PcdGet8(PcdShellSupportLevel) > 3) {\r
return (EFI_UNSUPPORTED);\r
// install our console logger. This will keep a log of the output for back-browsing\r
//\r
Status = ConsoleLoggerInstall(ShellInfoObject.LogScreenCount, &ShellInfoObject.ConsoleInfo);\r
+ if(EFI_ERROR (Status)) {\r
+ ExitStatus = (SHELL_STATUS) (Status & (~MAX_BIT));\r
+ } else {\r
+ ExitStatus = SHELL_SUCCESS;\r
+ }\r
+ \r
if (!EFI_ERROR(Status)) {\r
//\r
// Enable the cursor to be visible\r
// Display the mapping\r
//\r
if (PcdGet8(PcdShellSupportLevel) >= 2 && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoMap) {\r
- Status = RunCommand(L"map");\r
+ Status = RunCommand(L"map", NULL);\r
ASSERT_EFI_ERROR(Status);\r
}\r
\r
//\r
// process the startup script or launch the called app.\r
//\r
- Status = DoStartupScript(ShellInfoObject.ImageDevPath, ShellInfoObject.FileDevPath);\r
+ Status = DoStartupScript(\r
+ ShellInfoObject.ImageDevPath,\r
+ ShellInfoObject.FileDevPath,\r
+ &ExitStatus\r
+ );\r
}\r
\r
if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit && !ShellCommandGetExit() && (PcdGet8(PcdShellSupportLevel) >= 3 || PcdGetBool(PcdShellForceConsole)) && !EFI_ERROR(Status) && !ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoConsoleIn) {\r
//\r
Status = DoShellPrompt();\r
} while (!ShellCommandGetExit());\r
+ ExitStatus = (SHELL_STATUS) ShellCommandGetExitCode();\r
}\r
if (OldConIn != NULL && ConInHandle != NULL) {\r
CloseSimpleTextInOnFile (gST->ConIn);\r
DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r
}\r
\r
- if (ShellCommandGetExit()) {\r
- return ((EFI_STATUS)ShellCommandGetExitCode());\r
+ // If the command exited with an error, we pass this error out in the ExitData\r
+ // so that it can be retrieved by the EfiShellExecute function (which may\r
+ // start the shell with gBS->StartImage)\r
+ if (ExitStatus != SHELL_SUCCESS) {\r
+ // Allocate a buffer for exit data to pass to gBS->Exit().\r
+ // This buffer will contain the empty string immediately followed by\r
+ // the shell's exit status. (The empty string is required by the UEFI spec)\r
+ ExitDataSize = (sizeof (CHAR16) + sizeof (SHELL_STATUS));\r
+ ExitData = AllocatePool (ExitDataSize);\r
+ if (ExitData == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+ ExitData[0] = '\0';\r
+ // Use CopyMem to avoid alignment faults\r
+ CopyMem ((ExitData + 1), &ExitStatus, sizeof (ExitStatus));\r
+\r
+ gBS->Exit (ImageHandle, EFI_ABORTED, ExitDataSize, ExitData);\r
+ } else {\r
+ return EFI_SUCCESS;\r
}\r
- return (Status);\r
+\r
+ ASSERT (FALSE);\r
+ return EFI_SUCCESS;\r
}\r
\r
/**\r
@param ImagePath the path to the image for shell. first place to look for the startup script\r
@param FilePath the path to the file for shell. second place to look for the startup script.\r
\r
+ @param[out] ExitStatus The exit code of the script. Ignored if NULL.\r
+\r
@retval EFI_SUCCESS the variable is initialized.\r
**/\r
EFI_STATUS\r
EFIAPI\r
DoStartupScript(\r
- EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r
- EFI_DEVICE_PATH_PROTOCOL *FilePath\r
+ IN EFI_DEVICE_PATH_PROTOCOL *ImagePath,\r
+ IN EFI_DEVICE_PATH_PROTOCOL *FilePath,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
StrCat(FileStringPath, L" ");\r
StrCat(FileStringPath, ShellInfoObject.ShellInitSettings.FileOptions);\r
}\r
- Status = RunCommand(FileStringPath);\r
+ Status = RunCommand(FileStringPath, ExitStatus);\r
FreePool(FileStringPath);\r
return (Status);\r
\r
// If we got a file, run it\r
//\r
if (!EFI_ERROR(Status) && FileHandle != NULL) {\r
- Status = RunScriptFileHandle (FileHandle, mStartupScript);\r
+ Status = RunScriptFile (\r
+ mStartupScript,\r
+ FileHandle,\r
+ L"",\r
+ ShellInfoObject.NewShellParametersProtocol,\r
+ ExitStatus\r
+ );\r
ShellInfoObject.NewEfiShellProtocol->CloseFile(FileHandle);\r
} else {\r
FileStringPath = ShellFindFilePath(mStartupScript);\r
Status = EFI_SUCCESS;\r
ASSERT(FileHandle == NULL);\r
} else {\r
- Status = RunScriptFile(FileStringPath);\r
+ Status = RunScriptFile(\r
+ FileStringPath,\r
+ NULL,\r
+ L"",\r
+ ShellInfoObject.NewShellParametersProtocol,\r
+ ExitStatus\r
+ );\r
FreePool(FileStringPath);\r
}\r
}\r
//\r
if (!EFI_ERROR (Status)) {\r
CmdLine[BufferSize / sizeof (CHAR16)] = CHAR_NULL;\r
- Status = RunCommand(CmdLine);\r
- }\r
+ Status = RunCommand(CmdLine, NULL);\r
+ }\r
\r
//\r
// Done with this command\r
@param[in] StdIn The pointer to the Standard input.\r
@param[in] StdOut The pointer to the Standard output.\r
\r
+ @param[out] ExitStatus The exit code of the last command in the pipeline.\r
+ Ignored if NULL.\r
+\r
@retval EFI_SUCCESS The split command is executed successfully.\r
@retval other Some error occurs when executing the split command.\r
**/\r
RunSplitCommand(\r
IN CONST CHAR16 *CmdLine,\r
IN SHELL_FILE_HANDLE *StdIn,\r
- IN SHELL_FILE_HANDLE *StdOut\r
+ IN SHELL_FILE_HANDLE *StdOut,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
ASSERT(Split->SplitStdOut != NULL);\r
InsertHeadList(&ShellInfoObject.SplitList.Link, &Split->Link);\r
\r
- Status = RunCommand(OurCommandLine);\r
+ Status = RunCommand(OurCommandLine, NULL);\r
\r
//\r
// move the output from the first to the in to the second.\r
ShellInfoObject.NewEfiShellProtocol->SetFilePosition(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn), 0);\r
\r
if (!EFI_ERROR(Status)) {\r
- Status = RunCommand(NextCommandLine);\r
+ Status = RunCommand(NextCommandLine, ExitStatus);\r
}\r
\r
//\r
\r
/**\r
Take the original command line, substitute any variables, free \r
- the original string, return the modified copy\r
+ the original string, return the modified copy.\r
\r
- @param[in,out] CmdLine pointer to the command line to update\r
- @param[out]CmdName upon successful return the name of the command to be run\r
+ @param[in] CmdLine pointer to the command line to update.\r
\r
- @retval EFI_SUCCESS the function was successful\r
- @retval EFI_OUT_OF_RESOURCES a memory allocation failed\r
+ @retval EFI_SUCCESS the function was successful.\r
+ @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r
**/\r
EFI_STATUS\r
EFIAPI\r
\r
/**\r
Take the original command line, substitute any alias in the first group of space delimited characters, free \r
- the original string, return the modified copy\r
+ the original string, return the modified copy.\r
\r
- @param[in] CmdLine pointer to the command line to update\r
- @param[out]CmdName upon successful return the name of the command to be run\r
+ @param[in] CmdLine pointer to the command line to update.\r
\r
- @retval EFI_SUCCESS the function was successful\r
- @retval EFI_OUT_OF_RESOURCES a memory allocation failed\r
+ @retval EFI_SUCCESS the function was successful.\r
+ @retval EFI_OUT_OF_RESOURCES a memory allocation failed.\r
**/\r
EFI_STATUS\r
EFIAPI\r
/**\r
Takes the Argv[0] part of the command line and determine the meaning of it.\r
\r
- @param[in] CmdLine pointer to the command line to update\r
+ @param[in] CmdName pointer to the command line to update.\r
\r
- @retval INTERNAL_COMMAND The name is an internal command\r
- @retval FILE_SYS_CHANGE the name is a file system change\r
- @retval SCRIPT_FILE_NAME the name is a NSH script file\r
- @retval UNKNOWN_INVALID the name is unknown\r
- @retval EFI_APPLICATION the name is an application (.EFI)\r
+ @retval Internal_Command The name is an internal command.\r
+ @retval File_Sys_Change the name is a file system change.\r
+ @retval Script_File_Name the name is a NSH script file.\r
+ @retval Unknown_Invalid the name is unknown.\r
+ @retval Efi_Application the name is an application (.EFI).\r
**/\r
SHELL_OPERATION_TYPES\r
EFIAPI\r
// test for an internal command.\r
//\r
if (ShellCommandIsCommandOnList(CmdName)) {\r
- return (INTERNAL_COMMAND);\r
+ return (Internal_Command);\r
}\r
\r
//\r
//\r
if (CmdName[(StrLen(CmdName)-1)] == L':') {\r
if (StrStr(CmdName, L" ") != NULL) {\r
- return (UNKNOWN_INVALID);\r
+ return (Unknown_Invalid);\r
}\r
- return (FILE_SYS_CHANGE);\r
+ return (File_Sys_Change);\r
}\r
\r
//\r
TempLocation2 = mScriptExtension;\r
if (StringNoCaseCompare((VOID*)(&TempLocation), (VOID*)(&TempLocation2)) == 0) {\r
SHELL_FREE_NON_NULL(FileWithPath);\r
- return (SCRIPT_FILE_NAME);\r
+ return (Script_File_Name);\r
}\r
}\r
\r
// Was a file, but not a script. we treat this as an application.\r
//\r
SHELL_FREE_NON_NULL(FileWithPath);\r
- return (EFI_APPLICATION);\r
+ return (Efi_Application);\r
}\r
\r
SHELL_FREE_NON_NULL(FileWithPath);\r
//\r
// No clue what this is... return invalid flag...\r
//\r
- return (UNKNOWN_INVALID);\r
+ return (Unknown_Invalid);\r
+}\r
+\r
+/**\r
+ Determine if the first item in a command line is valid.\r
+\r
+ @param[in] CmdLine The command line to parse.\r
+\r
+ @retval EFI_SUCCESS The item is valid.\r
+ @retval EFI_OUT_OF_RESOURCES A memory allocation failed.\r
+ @retval EFI_NOT_FOUND The operation type is unknown or invalid.\r
+**/\r
+EFI_STATUS \r
+EFIAPI\r
+IsValidSplit(\r
+ IN CONST CHAR16 *CmdLine\r
+ )\r
+{\r
+ CHAR16 *Temp;\r
+ CHAR16 *FirstParameter;\r
+ CHAR16 *TempWalker;\r
+ EFI_STATUS Status;\r
+\r
+ Temp = NULL;\r
+\r
+ Temp = StrnCatGrow(&Temp, NULL, CmdLine, 0);\r
+ if (Temp == NULL) {\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+\r
+ FirstParameter = StrStr(Temp, L"|");\r
+ if (FirstParameter != NULL) {\r
+ *FirstParameter = CHAR_NULL;\r
+ }\r
+\r
+ FirstParameter = NULL;\r
+\r
+ //\r
+ // Process the command line\r
+ //\r
+ Status = ProcessCommandLineToFinal(&Temp);\r
+\r
+ if (!EFI_ERROR(Status)) {\r
+ FirstParameter = AllocateZeroPool(StrSize(CmdLine));\r
+ if (FirstParameter == NULL) {\r
+ SHELL_FREE_NON_NULL(Temp);\r
+ return (EFI_OUT_OF_RESOURCES);\r
+ }\r
+ TempWalker = (CHAR16*)Temp;\r
+ GetNextParameter(&TempWalker, &FirstParameter);\r
+\r
+ if (GetOperationType(FirstParameter) == Unknown_Invalid) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r
+ SetLastError(SHELL_NOT_FOUND);\r
+ Status = EFI_NOT_FOUND;\r
+ }\r
+ }\r
+\r
+ SHELL_FREE_NON_NULL(Temp);\r
+ SHELL_FREE_NON_NULL(FirstParameter);\r
+ return Status;\r
+}\r
+\r
+/**\r
+ Determine if a command line contains with a split contains only valid commands.\r
+\r
+ @param[in] CmdLine The command line to parse.\r
+\r
+ @retval EFI_SUCCESS CmdLine has only valid commands, application, or has no split.\r
+ @retval EFI_ABORTED CmdLine has at least one invalid command or application.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+VerifySplit(\r
+ IN CONST CHAR16 *CmdLine\r
+ )\r
+{\r
+ CONST CHAR16 *TempSpot;\r
+ EFI_STATUS Status;\r
+\r
+ //\r
+ // Verify up to the pipe or end character\r
+ //\r
+ Status = IsValidSplit(CmdLine);\r
+ if (EFI_ERROR(Status)) {\r
+ return (Status);\r
+ }\r
+\r
+ //\r
+ // If this was the only item, then get out\r
+ //\r
+ if (!ContainsSplit(CmdLine)) {\r
+ return (EFI_SUCCESS);\r
+ }\r
+\r
+ //\r
+ // recurse to verify the next item\r
+ //\r
+ TempSpot = FindSplit(CmdLine)+1;\r
+ return (VerifySplit(TempSpot));\r
}\r
\r
/**\r
Process a split based operation.\r
\r
- @param[in] CmdLine pointer to the command line to process\r
+ @param[in] CmdLine Pointer to the command line to process\r
+ @param[out] ExitStatus The exit status of the command. Ignored if NULL.\r
+ Invalid if this function returns an error.\r
\r
@retval EFI_SUCCESS The operation was successful\r
@return an error occured.\r
EFI_STATUS\r
EFIAPI\r
ProcessNewSplitCommandLine(\r
- IN CONST CHAR16 *CmdLine\r
+ IN CONST CHAR16 *CmdLine,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
SPLIT_LIST *Split;\r
EFI_STATUS Status;\r
\r
+ Status = VerifySplit(CmdLine);\r
+ if (EFI_ERROR(Status)) {\r
+ return (Status);\r
+ }\r
+\r
Split = NULL;\r
\r
//\r
}\r
\r
if (Split == NULL) {\r
- Status = RunSplitCommand(CmdLine, NULL, NULL);\r
+ Status = RunSplitCommand(CmdLine, NULL, NULL, ExitStatus);\r
} else {\r
- Status = RunSplitCommand(CmdLine, Split->SplitStdIn, Split->SplitStdOut);\r
+ Status = RunSplitCommand(\r
+ CmdLine,\r
+ Split->SplitStdIn,\r
+ Split->SplitStdOut,\r
+ ExitStatus\r
+ );\r
}\r
if (EFI_ERROR(Status)) {\r
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_INVALID_SPLIT), ShellInfoObject.HiiHandle, CmdLine);\r
}\r
\r
/**\r
- Handle a request to change the current file system\r
+ Handle a request to change the current file system.\r
\r
- @param[in] CmdLine The passed in command line\r
+ @param[in] CmdLine The passed in command line.\r
\r
- @retval EFI_SUCCESS The operation was successful\r
+ @retval EFI_SUCCESS The operation was successful.\r
**/\r
EFI_STATUS\r
EFIAPI\r
}\r
\r
/**\r
- Function to update the shell variable "lasterror"\r
+ Function to update the shell variable "lasterror".\r
\r
- @param[in] ErrorCode the error code to put into lasterror\r
+ @param[in] ErrorCode the error code to put into lasterror.\r
**/\r
EFI_STATUS\r
EFIAPI\r
SetLastError(\r
- IN CONST UINT64 ErrorCode\r
+ IN CONST SHELL_STATUS ErrorCode\r
)\r
{\r
CHAR16 LeString[19];\r
**/\r
EFI_STATUS\r
EFIAPI\r
-ProcessCommandLineAliasVariable(\r
+ProcessCommandLineToFinal(\r
IN OUT CHAR16 **CmdLine\r
)\r
{\r
@param[in] FirstParameter the first parameter on the command line\r
@param[in] ParamProtocol the shell parameters protocol pointer\r
\r
+ @param[out] ExitStatus The exit code of the command. Ignored if NULL.\r
+\r
@retval EFI_SUCCESS The command was completed.\r
@retval EFI_ABORTED The command's operation was aborted.\r
**/\r
RunInternalCommand(\r
IN CONST CHAR16 *CmdLine,\r
IN CHAR16 *FirstParameter,\r
- IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r
+ IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r
+ OUT SHELL_STATUS *ExitStatus OPTIONAL\r
)\r
{\r
EFI_STATUS Status;\r
if (LastError) {\r
SetLastError(CommandReturnedStatus);\r
}\r
+ if (ExitStatus != NULL) {\r
+ *ExitStatus = CommandReturnedStatus;\r
+ }\r
\r
//\r
// Pass thru the exitcode from the app.\r
//\r
if (ShellCommandGetExit()) {\r
+ //\r
+ // An Exit was requested ("exit" command), pass its value up.\r
+ //\r
Status = CommandReturnedStatus;\r
- } else if (CommandReturnedStatus != 0 && IsScriptOnlyCommand(FirstParameter)) {\r
+ } else if (CommandReturnedStatus != SHELL_SUCCESS && IsScriptOnlyCommand(FirstParameter)) {\r
+ //\r
+ // Always abort when a script only command fails for any reason\r
+ //\r
+ Status = EFI_ABORTED;\r
+ } else if (ShellCommandGetCurrentScriptFile() != NULL && CommandReturnedStatus == SHELL_ABORTED) {\r
+ //\r
+ // Abort when in a script and a command aborted\r
+ //\r
Status = EFI_ABORTED;\r
}\r
}\r
//\r
RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r
\r
- if (ShellCommandGetCurrentScriptFile() != NULL && !IsScriptOnlyCommand(FirstParameter)) {\r
- //\r
- // if this is NOT a scipt only command return success so the script won't quit.\r
- // prevent killing the script - this is the only place where we know the actual command name (after alias and variable replacement...)\r
- //\r
+ //\r
+ // If a script is running and the command is not a scipt only command, then\r
+ // change return value to success so the script won't halt (unless aborted).\r
+ //\r
+ // Script only commands have to be able halt the script since the script will\r
+ // not operate if they are failing.\r
+ //\r
+ if ( ShellCommandGetCurrentScriptFile() != NULL\r
+ && !IsScriptOnlyCommand(FirstParameter)\r
+ && Status != EFI_ABORTED\r
+ ) {\r
Status = EFI_SUCCESS;\r
}\r
\r
@param[in] FirstParameter the first parameter on the command line\r
@param[in] ParamProtocol the shell parameters protocol pointer\r
\r
+ @param[out] ExitStatus The exit code of the command or file.\r
+ Ignored if NULL.\r
+\r
@retval EFI_SUCCESS The command was completed.\r
@retval EFI_ABORTED The command's operation was aborted.\r
**/\r
IN SHELL_OPERATION_TYPES Type,\r
IN CONST CHAR16 *CmdLine,\r
IN CHAR16 *FirstParameter,\r
- IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r
+ IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
- EFI_STATUS StatusCode;\r
CHAR16 *CommandWithPath;\r
EFI_DEVICE_PATH_PROTOCOL *DevPath;\r
+ SHELL_STATUS CalleeExitStatus;\r
\r
Status = EFI_SUCCESS;\r
CommandWithPath = NULL;\r
DevPath = NULL;\r
+ CalleeExitStatus = SHELL_INVALID_PARAMETER;\r
\r
switch (Type) {\r
- case INTERNAL_COMMAND:\r
- Status = RunInternalCommand(CmdLine, FirstParameter, ParamProtocol);\r
+ case Internal_Command:\r
+ Status = RunInternalCommand(\r
+ CmdLine,\r
+ FirstParameter,\r
+ ParamProtocol,\r
+ &CalleeExitStatus\r
+ );\r
break;\r
- case SCRIPT_FILE_NAME:\r
- case EFI_APPLICATION:\r
+ case Script_File_Name:\r
+ case Efi_Application:\r
//\r
// Process a fully qualified path\r
//\r
//\r
if (!EFI_ERROR(ShellIsDirectory(CommandWithPath))) {\r
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r
- SetLastError(EFI_NOT_FOUND);\r
+ SetLastError(SHELL_NOT_FOUND);\r
}\r
switch (Type) {\r
- case SCRIPT_FILE_NAME:\r
- Status = RunScriptFile (CommandWithPath);\r
+ case Script_File_Name:\r
+ Status = RunScriptFile (\r
+ CommandWithPath,\r
+ NULL,\r
+ CmdLine,\r
+ ParamProtocol,\r
+ &CalleeExitStatus\r
+ );\r
break;\r
- case EFI_APPLICATION:\r
+ case Efi_Application:\r
//\r
// Get the device path of the application image\r
//\r
DevPath,\r
CmdLine,\r
NULL,\r
- &StatusCode\r
+ NULL,\r
+ NULL\r
);\r
\r
SHELL_FREE_NON_NULL(DevPath);\r
\r
+ if(EFI_ERROR (Status)) {\r
+ CalleeExitStatus = (SHELL_STATUS) (Status & (~MAX_BIT));\r
+ } else {\r
+ CalleeExitStatus = SHELL_SUCCESS;\r
+ }\r
+\r
//\r
// Update last error status.\r
//\r
- SetLastError(StatusCode);\r
+ // Status is an EFI_STATUS. Clear top bit to convert to SHELL_STATUS\r
+ SetLastError(CalleeExitStatus);\r
+ break;\r
+ default:\r
+ //\r
+ // Do nothing.\r
+ //\r
break;\r
}\r
break;\r
+ default:\r
+ //\r
+ // Do nothing.\r
+ //\r
+ break;\r
}\r
\r
SHELL_FREE_NON_NULL(CommandWithPath);\r
\r
+ if (ExitStatus != NULL) {\r
+ *ExitStatus = CalleeExitStatus;\r
+ }\r
+\r
return (Status);\r
}\r
\r
@param[in] FirstParameter the first parameter on the command line.\r
@param[in] ParamProtocol the shell parameters protocol pointer\r
\r
+ @param[out] ExitStatus The exit code of the command or file.\r
+ Ignored if NULL.\r
+\r
@retval EFI_SUCCESS The command was completed.\r
@retval EFI_ABORTED The command's operation was aborted.\r
**/\r
EFI_STATUS\r
EFIAPI\r
SetupAndRunCommandOrFile(\r
- IN SHELL_OPERATION_TYPES Type,\r
- IN CHAR16 *CmdLine,\r
- IN CHAR16 *FirstParameter,\r
- IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol\r
+ IN SHELL_OPERATION_TYPES Type,\r
+ IN CHAR16 *CmdLine,\r
+ IN CHAR16 *FirstParameter,\r
+ IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
// Now run the command, script, or application\r
//\r
if (!EFI_ERROR(Status)) {\r
- Status = RunCommandOrFile(Type, CmdLine, FirstParameter, ParamProtocol);\r
+ Status = RunCommandOrFile(\r
+ Type,\r
+ CmdLine,\r
+ FirstParameter,\r
+ ParamProtocol,\r
+ ExitStatus\r
+ );\r
}\r
\r
//\r
command or dispatch an external application.\r
\r
@param[in] CmdLine The command line to parse.\r
+ @param[out] ExitStatus The exit code of the command. Ignored if NULL.\r
\r
@retval EFI_SUCCESS The command was completed.\r
@retval EFI_ABORTED The command's operation was aborted.\r
EFI_STATUS\r
EFIAPI\r
RunCommand(\r
- IN CONST CHAR16 *CmdLine\r
+ IN CONST CHAR16 *CmdLine,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
return (EFI_SUCCESS);\r
}\r
\r
- Status = ProcessCommandLineAliasVariable(&CleanOriginal);\r
+ Status = ProcessCommandLineToFinal(&CleanOriginal);\r
if (EFI_ERROR(Status)) {\r
SHELL_FREE_NON_NULL(CleanOriginal);\r
return (Status);\r
// We dont do normal processing with a split command line (output from one command input to another)\r
//\r
if (ContainsSplit(CleanOriginal)) {\r
- Status = ProcessNewSplitCommandLine(CleanOriginal);\r
+ Status = ProcessNewSplitCommandLine(CleanOriginal, ExitStatus);\r
SHELL_FREE_NON_NULL(CleanOriginal);\r
return (Status);\r
} \r
// Depending on the first parameter we change the behavior\r
//\r
switch (Type = GetOperationType(FirstParameter)) {\r
- case FILE_SYS_CHANGE:\r
+ case File_Sys_Change:\r
Status = ChangeMappedDrive(CleanOriginal);\r
break;\r
- case INTERNAL_COMMAND:\r
- case SCRIPT_FILE_NAME:\r
- case EFI_APPLICATION:\r
- Status = SetupAndRunCommandOrFile(Type, CleanOriginal, FirstParameter, ShellInfoObject.NewShellParametersProtocol);\r
+ case Internal_Command:\r
+ case Script_File_Name:\r
+ case Efi_Application:\r
+ Status = SetupAndRunCommandOrFile(\r
+ Type,\r
+ CleanOriginal,\r
+ FirstParameter,\r
+ ShellInfoObject.NewShellParametersProtocol,\r
+ ExitStatus\r
+ );\r
break;\r
default:\r
//\r
// Whatever was typed, it was invalid.\r
//\r
ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_NOT_FOUND), ShellInfoObject.HiiHandle, FirstParameter);\r
- SetLastError(EFI_NOT_FOUND);\r
+ SetLastError(SHELL_NOT_FOUND);\r
break;\r
}\r
\r
@param[in] Handle The handle to the already opened file.\r
@param[in] Name The name of the script file.\r
\r
+ @param[out] ExitStatus The exit code of the script. Ignored if NULL.\r
+\r
@retval EFI_SUCCESS the script completed sucessfully\r
**/\r
EFI_STATUS\r
EFIAPI\r
RunScriptFileHandle (\r
- IN SHELL_FILE_HANDLE Handle,\r
- IN CONST CHAR16 *Name\r
+ IN SHELL_FILE_HANDLE Handle,\r
+ IN CONST CHAR16 *Name,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
CONST CHAR16 *CurDir;\r
UINTN LineCount;\r
CHAR16 LeString[50];\r
+ SHELL_STATUS CalleeExitStatus;\r
\r
ASSERT(!ShellCommandGetScriptExit());\r
+ \r
+ CalleeExitStatus = SHELL_SUCCESS;\r
\r
PreScriptEchoState = ShellCommandGetEchoState();\r
\r
while(!ShellFileHandleEof(Handle)) {\r
CommandLine = ShellFileHandleReturnLine(Handle, &Ascii);\r
LineCount++;\r
- if (CommandLine == NULL || StrLen(CommandLine) == 0) {\r
+ if (CommandLine == NULL || StrLen(CommandLine) == 0 || CommandLine[0] == '#') {\r
+ SHELL_FREE_NON_NULL(CommandLine);\r
continue;\r
}\r
NewScriptFile->CurrentCommand = AllocateZeroPool(sizeof(SCRIPT_COMMAND_LIST));\r
if (NewScriptFile->CurrentCommand == NULL) {\r
+ SHELL_FREE_NON_NULL(CommandLine);\r
DeleteScriptFileStruct(NewScriptFile);\r
return (EFI_OUT_OF_RESOURCES);\r
}\r
//\r
PreCommandEchoState = ShellCommandGetEchoState();\r
ShellCommandSetEchoState(FALSE);\r
- Status = RunCommand(CommandLine3+1);\r
+ Status = RunCommand(CommandLine3+1, NULL);\r
\r
//\r
// If command was "@echo -off" or "@echo -on" then don't restore echo state\r
}\r
ShellPrintEx(-1, -1, L"%s\r\n", CommandLine2);\r
}\r
- Status = RunCommand(CommandLine3);\r
+ Status = RunCommand(CommandLine3, NULL);\r
}\r
}\r
\r
//\r
// ShellCommandGetExitCode() always returns a UINT64\r
//\r
- UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", ShellCommandGetExitCode());\r
+ CalleeExitStatus = (SHELL_STATUS) ShellCommandGetExitCode();\r
+ UnicodeSPrint(LeString, sizeof(LeString), L"0x%Lx", CalleeExitStatus);\r
DEBUG_CODE(InternalEfiShellSetEnv(L"debuglasterror", LeString, TRUE););\r
InternalEfiShellSetEnv(L"lasterror", LeString, TRUE);\r
\r
break;\r
}\r
if (EFI_ERROR(Status)) {\r
+ CalleeExitStatus = (SHELL_STATUS) Status;\r
break;\r
}\r
if (ShellCommandGetExit()) {\r
+ CalleeExitStatus = (SHELL_STATUS) ShellCommandGetExitCode();\r
break;\r
}\r
}\r
if (ShellCommandGetCurrentScriptFile()==NULL) {\r
ShellCommandSetEchoState(PreScriptEchoState);\r
}\r
+\r
+ if (ExitStatus != NULL) {\r
+ *ExitStatus = CalleeExitStatus;\r
+ }\r
+\r
return (EFI_SUCCESS);\r
}\r
\r
Function to process a NSH script file.\r
\r
@param[in] ScriptPath Pointer to the script file name (including file system path).\r
+ @param[in] Handle the handle of the script file already opened.\r
+ @param[in] CmdLine the command line to run.\r
+ @param[in] ParamProtocol the shell parameters protocol pointer\r
+\r
+ @param[out] ExitStatus The exit code of the script. Ignored if NULL.\r
\r
@retval EFI_SUCCESS the script completed sucessfully\r
**/\r
EFI_STATUS\r
EFIAPI\r
RunScriptFile (\r
- IN CONST CHAR16 *ScriptPath\r
+ IN CONST CHAR16 *ScriptPath,\r
+ IN SHELL_FILE_HANDLE Handle OPTIONAL,\r
+ IN CONST CHAR16 *CmdLine,\r
+ IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r
+ OUT SHELL_STATUS *ExitStatus\r
)\r
{\r
EFI_STATUS Status;\r
SHELL_FILE_HANDLE FileHandle;\r
+ UINTN Argc;\r
+ CHAR16 **Argv;\r
\r
if (ShellIsFile(ScriptPath) != EFI_SUCCESS) {\r
return (EFI_INVALID_PARAMETER);\r
}\r
\r
- Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r
- if (EFI_ERROR(Status)) {\r
- return (Status);\r
- }\r
+ //\r
+ // get the argc and argv updated for scripts\r
+ //\r
+ Status = UpdateArgcArgv(ParamProtocol, CmdLine, &Argv, &Argc);\r
+ if (!EFI_ERROR(Status)) {\r
\r
- Status = RunScriptFileHandle(FileHandle, ScriptPath);\r
+ if (Handle == NULL) {\r
+ //\r
+ // open the file\r
+ //\r
+ Status = ShellOpenFileByName(ScriptPath, &FileHandle, EFI_FILE_MODE_READ, 0);\r
+ if (!EFI_ERROR(Status)) {\r
+ //\r
+ // run it\r
+ //\r
+ Status = RunScriptFileHandle(FileHandle, ScriptPath, ExitStatus);\r
\r
- ShellCloseFile(&FileHandle);\r
+ //\r
+ // now close the file\r
+ //\r
+ ShellCloseFile(&FileHandle);\r
+ }\r
+ } else {\r
+ Status = RunScriptFileHandle(Handle, ScriptPath, ExitStatus);\r
+ }\r
+ }\r
+\r
+ //\r
+ // This is guarenteed to be called after UpdateArgcArgv no matter what else happened.\r
+ // This is safe even if the update API failed. In this case, it may be a no-op.\r
+ //\r
+ RestoreArgcArgv(ParamProtocol, &Argv, &Argc);\r
\r
return (Status);\r
}\r