diff options
| author | Qiu Shumin <shumin.qiu@intel.com> | 2015-09-18 01:19:00 +0000 |
|---|---|---|
| committer | hwu1225 <hwu1225@Edk2> | 2015-09-18 01:19:00 +0000 |
| commit | 3465020defae51cb5af69a6f65a2c3de8e06e08e (patch) | |
| tree | f60a0c5774dd9543d419ecc476ab0d6e4d94f465 /ShellPkg/Application | |
| parent | ef89277916d65046c9853e23aaf7db67ab34956f (diff) | |
| download | edk2-platforms-3465020defae51cb5af69a6f65a2c3de8e06e08e.tar.xz | |
ShellPkg: Fix GCC build fail and code refine.
1. Fix GCC build fail.
2. It's not correct to cast away constness to allow TrimSpaces() to modify 'commandline'.
This patch makes a copy of 'commandLine' and work with that in the remainder of the function.
(Sync patch r18500 from main trunk.)
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
git-svn-id: https://svn.code.sf.net/p/edk2/code/branches/UDK2015@18502 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'ShellPkg/Application')
| -rw-r--r-- | ShellPkg/Application/Shell/ShellParametersProtocol.c | 34 |
1 files changed, 23 insertions, 11 deletions
diff --git a/ShellPkg/Application/Shell/ShellParametersProtocol.c b/ShellPkg/Application/Shell/ShellParametersProtocol.c index b404987340..bbe026b644 100644 --- a/ShellPkg/Application/Shell/ShellParametersProtocol.c +++ b/ShellPkg/Application/Shell/ShellParametersProtocol.c @@ -195,7 +195,9 @@ ParseCommandLineToArgs( CHAR16 *TempParameter;
CHAR16 *Walker;
CHAR16 *NewParam;
+ CHAR16 *NewCommandLine;
UINTN Size;
+ EFI_STATUS Status;
ASSERT(Argc != NULL);
ASSERT(Argv != NULL);
@@ -206,15 +208,21 @@ ParseCommandLineToArgs( return (EFI_SUCCESS);
}
- TrimSpaces(&(CHAR16*)CommandLine);
- Size = StrSize(CommandLine);
+ NewCommandLine = AllocateCopyPool(StrSize(CommandLine), CommandLine);
+ if (NewCommandLine == NULL){
+ return (EFI_OUT_OF_RESOURCES);
+ }
+
+ TrimSpaces(&NewCommandLine);
+ Size = StrSize(NewCommandLine);
TempParameter = AllocateZeroPool(Size);
if (TempParameter == NULL) {
+ SHELL_FREE_NON_NULL(NewCommandLine);
return (EFI_OUT_OF_RESOURCES);
}
for ( Count = 0
- , Walker = (CHAR16*)CommandLine
+ , Walker = (CHAR16*)NewCommandLine
; Walker != NULL && *Walker != CHAR_NULL
; Count++
) {
@@ -228,30 +236,34 @@ ParseCommandLineToArgs( //
(*Argv) = AllocateZeroPool((Count)*sizeof(CHAR16*));
if (*Argv == NULL) {
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_OUT_OF_RESOURCES);
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
}
*Argc = 0;
- Walker = (CHAR16*)CommandLine;
+ Walker = (CHAR16*)NewCommandLine;
while(Walker != NULL && *Walker != CHAR_NULL) {
SetMem16(TempParameter, Size, CHAR_NULL);
if (EFI_ERROR(GetNextParameter(&Walker, &TempParameter, Size))) {
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_INVALID_PARAMETER);
+ Status = EFI_INVALID_PARAMETER;
+ goto Done;
}
NewParam = AllocateCopyPool(StrSize(TempParameter), TempParameter);
if (NewParam == NULL){
- SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_OUT_OF_RESOURCES);
+ Status = EFI_OUT_OF_RESOURCES;
+ goto Done;
}
((CHAR16**)(*Argv))[(*Argc)] = NewParam;
(*Argc)++;
}
ASSERT(Count >= (*Argc));
+ Status = EFI_SUCCESS;
+
+Done:
SHELL_FREE_NON_NULL(TempParameter);
- return (EFI_SUCCESS);
+ SHELL_FREE_NON_NULL(NewCommandLine);
+ return (Status);
}
/**
|