/** @file\r
This is THE shell (application)\r
\r
- Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>\r
(C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
0,\r
0,\r
0,\r
+ 0,\r
0\r
}},\r
0,\r
STATIC CONST CHAR16 mScriptExtension[] = L".NSH";\r
STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI";\r
STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";\r
+CONST CHAR16 mNoNestingEnvVarName[] = L"nonesting";\r
+CONST CHAR16 mNoNestingTrue[] = L"True";\r
+CONST CHAR16 mNoNestingFalse[] = L"False";\r
\r
/**\r
Cleans off leading and trailing spaces and tabs.\r
UINTN Size;\r
EFI_HANDLE ConInHandle;\r
EFI_SIMPLE_TEXT_INPUT_PROTOCOL *OldConIn;\r
+ SPLIT_LIST *Split;\r
\r
if (PcdGet8(PcdShellSupportLevel) > 3) {\r
return (EFI_UNSUPPORTED);\r
Status = CommandInit();\r
ASSERT_EFI_ERROR(Status);\r
\r
+ Status = ShellInitEnvVarList ();\r
+\r
//\r
// Check the command line\r
//\r
Status = ShellCommandCreateInitialMappingsAndPaths();\r
}\r
\r
+ //\r
+ // Set the environment variable for nesting support\r
+ //\r
+ Size = 0;\r
+ TempString = NULL;\r
+ if (!ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest) {\r
+ //\r
+ // No change. require nesting in Shell Protocol Execute()\r
+ //\r
+ StrnCatGrow(&TempString,\r
+ &Size,\r
+ L"False",\r
+ 0);\r
+ } else {\r
+ StrnCatGrow(&TempString,\r
+ &Size,\r
+ mNoNestingTrue,\r
+ 0);\r
+ }\r
+ Status = InternalEfiShellSetEnv(mNoNestingEnvVarName, TempString, TRUE);\r
+ SHELL_FREE_NON_NULL(TempString);\r
+ Size = 0;\r
+\r
//\r
// save the device path for the loaded image and the device path for the filepath (under loaded image)\r
// These are where to look for the startup.nsh file\r
}\r
\r
if (!IsListEmpty(&ShellInfoObject.SplitList.Link)){\r
- ASSERT(FALSE); ///@todo finish this de-allocation.\r
+ ASSERT(FALSE); ///@todo finish this de-allocation (free SplitStdIn/Out when needed).\r
+\r
+ for ( Split = (SPLIT_LIST*)GetFirstNode (&ShellInfoObject.SplitList.Link)\r
+ ; !IsNull (&ShellInfoObject.SplitList.Link, &Split->Link)\r
+ ; Split = (SPLIT_LIST *)GetNextNode (&ShellInfoObject.SplitList.Link, &Split->Link)\r
+ ) {\r
+ RemoveEntryList (&Split->Link);\r
+ FreePool (Split);\r
+ }\r
+\r
+ DEBUG_CODE (InitializeListHead (&ShellInfoObject.SplitList.Link););\r
}\r
\r
if (ShellInfoObject.ShellInitSettings.FileName != NULL) {\r
DEBUG_CODE(ShellInfoObject.ConsoleInfo = NULL;);\r
}\r
\r
+ ShellFreeEnvVarList ();\r
+\r
if (ShellCommandGetExit()) {\r
return ((EFI_STATUS)ShellCommandGetExitCode());\r
}\r
// like a shell option (which is assumed to be `file-name`).\r
\r
Status = gBS->LocateProtocol (\r
- &gEfiUnicodeCollationProtocolGuid,\r
+ &gEfiUnicodeCollation2ProtocolGuid,\r
NULL,\r
(VOID **) &UnicodeCollation\r
);\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ Status = gBS->LocateProtocol (\r
+ &gEfiUnicodeCollationProtocolGuid,\r
+ NULL,\r
+ (VOID **) &UnicodeCollation\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
}\r
\r
// Set default options\r
ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = FALSE;\r
ShellInfoObject.ShellInitSettings.BitUnion.Bits.Delay = FALSE;\r
ShellInfoObject.ShellInitSettings.BitUnion.Bits.Exit = FALSE;\r
+ ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = FALSE;\r
ShellInfoObject.ShellInitSettings.Delay = 5;\r
\r
//\r
) == 0) {\r
ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoVersion = TRUE;\r
}\r
+ else if (UnicodeCollation->StriColl (\r
+ UnicodeCollation,\r
+ L"-nonest",\r
+ CurrentArg\r
+ ) == 0) {\r
+ ShellInfoObject.ShellInitSettings.BitUnion.Bits.NoNest = TRUE;\r
+ }\r
else if (UnicodeCollation->StriColl (\r
UnicodeCollation,\r
L"-delay",\r
CONST CHAR16 *CurDir;\r
UINTN BufferSize;\r
EFI_STATUS Status;\r
+ LIST_ENTRY OldBufferList;\r
\r
CurDir = NULL;\r
\r
return EFI_OUT_OF_RESOURCES;\r
}\r
\r
+ SaveBufferList(&OldBufferList);\r
CurDir = ShellInfoObject.NewEfiShellProtocol->GetEnv(L"cwd");\r
\r
//\r
//\r
// Done with this command\r
//\r
+ RestoreBufferList(&OldBufferList);\r
FreePool (CmdLine);\r
return Status;\r
}\r
**/\r
VOID*\r
EFIAPI\r
-AddBufferToFreeList(\r
+AddBufferToFreeList (\r
VOID *Buffer\r
)\r
{\r
return (NULL);\r
}\r
\r
- BufferListEntry = AllocateZeroPool(sizeof(BUFFER_LIST));\r
- ASSERT(BufferListEntry != NULL);\r
+ BufferListEntry = AllocateZeroPool (sizeof (BUFFER_LIST));\r
+ if (BufferListEntry == NULL) {\r
+ return NULL;\r
+ }\r
+\r
BufferListEntry->Buffer = Buffer;\r
- InsertTailList(&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r
+ InsertTailList (&ShellInfoObject.BufferToFreeList.Link, &BufferListEntry->Link);\r
return (Buffer);\r
}\r
\r
+\r
+/**\r
+ Create a new buffer list and stores the old one to OldBufferList \r
+\r
+ @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r
+**/\r
+VOID\r
+SaveBufferList (\r
+ OUT LIST_ENTRY *OldBufferList\r
+ )\r
+{\r
+ CopyMem (OldBufferList, &ShellInfoObject.BufferToFreeList.Link, sizeof (LIST_ENTRY));\r
+ InitializeListHead (&ShellInfoObject.BufferToFreeList.Link);\r
+}\r
+\r
+/**\r
+ Restore previous nodes into BufferToFreeList .\r
+\r
+ @param OldBufferList The temporary list head used to store the nodes in BufferToFreeList.\r
+**/\r
+VOID\r
+RestoreBufferList (\r
+ IN OUT LIST_ENTRY *OldBufferList\r
+ )\r
+{\r
+ FreeBufferList (&ShellInfoObject.BufferToFreeList);\r
+ CopyMem (&ShellInfoObject.BufferToFreeList.Link, OldBufferList, sizeof (LIST_ENTRY));\r
+}\r
+\r
+\r
/**\r
Add a buffer to the Line History List\r
\r
BUFFER_LIST *Walker;\r
UINT16 MaxHistoryCmdCount;\r
UINT16 Count;\r
- \r
+\r
Count = 0;\r
MaxHistoryCmdCount = PcdGet16(PcdShellMaxHistoryCommandCount);\r
\r
\r
\r
Node = AllocateZeroPool(sizeof(BUFFER_LIST));\r
- ASSERT(Node != NULL);\r
- Node->Buffer = AllocateCopyPool(StrSize(Buffer), Buffer);\r
- ASSERT(Node->Buffer != NULL);\r
+ if (Node == NULL) {\r
+ return;\r
+ }\r
+\r
+ Node->Buffer = AllocateCopyPool (StrSize (Buffer), Buffer);\r
+ if (Node->Buffer == NULL) {\r
+ FreePool (Node);\r
+ return;\r
+ }\r
\r
for ( Walker = (BUFFER_LIST*)GetFirstNode(&ShellInfoObject.ViewingSettings.CommandHistory.Link)\r
; !IsNull(&ShellInfoObject.ViewingSettings.CommandHistory.Link, &Walker->Link)\r
// make a SPLIT_LIST item and add to list\r
//\r
Split = AllocateZeroPool(sizeof(SPLIT_LIST));\r
- ASSERT(Split != NULL);\r
+ if (Split == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
Split->SplitStdIn = StdIn;\r
Split->SplitStdOut = ConvertEfiFileProtocolToShellHandle(CreateFileInterfaceMem(Unicode), NULL);\r
ASSERT(Split->SplitStdOut != NULL);\r
//\r
// Note that the original StdIn is now the StdOut...\r
//\r
- if (Split->SplitStdOut != NULL && Split->SplitStdOut != StdIn) {\r
+ if (Split->SplitStdOut != NULL) {\r
ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdOut));\r
}\r
if (Split->SplitStdIn != NULL) {\r
ShellInfoObject.NewEfiShellProtocol->CloseFile(ConvertShellHandleToEfiFileProtocol(Split->SplitStdIn));\r
+ FreePool (Split->SplitStdIn);\r
}\r
\r
FreePool(Split);\r
IN CHAR16 *CmdLine,\r
IN CHAR16 *FirstParameter,\r
IN EFI_SHELL_PARAMETERS_PROTOCOL *ParamProtocol,\r
- OUT EFI_STATUS *CommandStatus\r
+ OUT EFI_STATUS *CommandStatus\r
)\r
{\r
EFI_STATUS Status;\r
SHELL_FILE_HANDLE OriginalStdOut;\r
SHELL_FILE_HANDLE OriginalStdErr;\r
SYSTEM_TABLE_INFO OriginalSystemTableInfo;\r
+ CONST SCRIPT_FILE *ConstScriptFile;\r
\r
//\r
// Update the StdIn, StdOut, and StdErr for redirection to environment variables, files, etc... unicode and ASCII\r
// Now print errors\r
//\r
if (EFI_ERROR(Status)) {\r
- ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r
+ ConstScriptFile = ShellCommandGetCurrentScriptFile();\r
+ if (ConstScriptFile == NULL || ConstScriptFile->CurrentCommand == NULL) {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR), ShellInfoObject.HiiHandle, (VOID*)(Status));\r
+ } else {\r
+ ShellPrintHiiEx(-1, -1, NULL, STRING_TOKEN (STR_SHELL_ERROR_SCRIPT), ShellInfoObject.HiiHandle, (VOID*)(Status), ConstScriptFile->CurrentCommand->Line);\r
+ }\r
}\r
\r
//\r
CONST CHAR16 *CurDir;\r
UINTN LineCount;\r
CHAR16 LeString[50];\r
+ LIST_ENTRY OldBufferList;\r
\r
ASSERT(!ShellCommandGetScriptExit());\r
\r
PrintBuffSize/sizeof(CHAR16) - 1\r
);\r
\r
+ SaveBufferList(&OldBufferList);\r
+\r
//\r
// NULL out comments\r
//\r
\r
ShellCommandRegisterExit(FALSE, 0);\r
Status = EFI_SUCCESS;\r
+ RestoreBufferList(&OldBufferList);\r
break;\r
}\r
if (ShellGetExecutionBreakFlag()) {\r
+ RestoreBufferList(&OldBufferList);\r
break;\r
}\r
if (EFI_ERROR(Status)) {\r
+ RestoreBufferList(&OldBufferList);\r
break;\r
}\r
if (ShellCommandGetExit()) {\r
+ RestoreBufferList(&OldBufferList);\r
break;\r
}\r
}\r
NewScriptFile->CurrentCommand->Reset = TRUE;\r
}\r
}\r
+ RestoreBufferList(&OldBufferList);\r
}\r
\r
\r
projects / mirror_edk2.git / blobdiff