diff options
Diffstat (limited to 'ShellPkg/Application/Shell')
| -rw-r--r-- | ShellPkg/Application/Shell/Shell.c | 41 |
1 files changed, 29 insertions, 12 deletions
diff --git a/ShellPkg/Application/Shell/Shell.c b/ShellPkg/Application/Shell/Shell.c index 84b74ea1d2..369789a3d7 100644 --- a/ShellPkg/Application/Shell/Shell.c +++ b/ShellPkg/Application/Shell/Shell.c @@ -71,6 +71,34 @@ STATIC CONST CHAR16 mExecutableExtensions[] = L".NSH;.EFI"; STATIC CONST CHAR16 mStartupScript[] = L"startup.nsh";
/**
+ Determine if a command line contains a valid split operation
+
+ @param[in] CmdLine The command line to parse.
+
+ @retval TRUE CmdLine has a valid split.
+ @retval FALSE CmdLine does not have a valid split.
+**/
+BOOLEAN
+EFIAPI
+ContainsSplit(
+ IN CONST CHAR16 *CmdLine
+ )
+{
+ CONST CHAR16 *TempSpot;
+ TempSpot = NULL;
+ if (StrStr(CmdLine, L"|") != NULL) {
+ for (TempSpot = CmdLine ; TempSpot != NULL && *TempSpot != CHAR_NULL ; TempSpot++) {
+ if (*TempSpot == L'^' && *(TempSpot+1) == L'|') {
+ TempSpot++;
+ } else if (*TempSpot == L'|') {
+ break;
+ }
+ }
+ }
+ return (TempSpot != NULL && *TempSpot != CHAR_NULL);
+}
+
+/**
Function to start monitoring for CTRL-S using SimpleTextInputEx. This
feature's enabled state was not known when the shell initially launched.
@@ -1389,7 +1417,6 @@ RunCommand( SHELL_FILE_HANDLE OriginalStdOut;
SHELL_FILE_HANDLE OriginalStdErr;
SYSTEM_TABLE_INFO OriginalSystemTableInfo;
- CHAR16 *TempLocation3;
UINTN Count;
UINTN Count2;
CHAR16 *CleanOriginal;
@@ -1494,17 +1521,7 @@ RunCommand( //
// We dont do normal processing with a split command line (output from one command input to another)
//
- TempLocation3 = NULL;
- if (StrStr(PostVariableCmdLine, L"|") != NULL) {
- for (TempLocation3 = PostVariableCmdLine ; TempLocation3 != NULL && *TempLocation3 != CHAR_NULL ; TempLocation3++) {
- if (*TempLocation3 == L'^' && *(TempLocation3+1) == L'|') {
- TempLocation3++;
- } else if (*TempLocation3 == L'|') {
- break;
- }
- }
- }
- if (TempLocation3 != NULL && *TempLocation3 != CHAR_NULL) {
+ if (ContainsSplit(PostVariableCmdLine)) {
//
// are we in an existing split???
//
|