[PATCH v2 1/3] ntdll: Duplicate RtlSetLastWin32Error to RtlRestoreLastWin32Error

[Alfred Agrell]

From: Alfred Agrell

This allows debuggers to tell them apart
---
 dlls/ntdll/error.c    | 18 +++++++++++++++++-
 dlls/ntdll/ntdll.spec |  2 +-
 include/winbase.h     |  5 +++++
 3 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/dlls/ntdll/error.c b/dlls/ntdll/error.c
index 5412b19907c..6b914f226e5 100644
--- a/dlls/ntdll/error.c
+++ b/dlls/ntdll/error.c
@@ -109,7 +109,6 @@ DWORD WINAPI RtlGetLastWin32Error(void)

/***********************************************************************
  *      RtlSetLastWin32Error (NTDLL.@)
- *      RtlRestoreLastWin32Error (NTDLL.@)
  *
  * Set the per-thread error value.
  *
@@ -124,6 +123,23 @@ void WINAPI RtlSetLastWin32Error( DWORD err )
     NtCurrentTeb()->LastErrorValue = err;
 }

+/***********************************************************************
+ *      RtlRestoreLastWin32Error (NTDLL.@)
+ *
+ * Set the per-thread error value.
+ * Identical to the above; duplicated to allow debugger breakpoints to tell them apart.
+ *
+ * PARAMS
+ *  err [I] The new error value to set
+ *
+ * RETURNS
+ *  Nothing.
+ */
+void WINAPI RtlRestoreLastWin32Error( DWORD err )
+{
+    NtCurrentTeb()->LastErrorValue = err;
+}
+
 /***********************************************************************
  *      RtlSetLastWin32ErrorAndNtStatusFromNtStatus (NTDLL.@)
  *
diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index 64fdb6fdb24..b3650d7113d 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -968,7 +968,7 @@
 @ stdcall RtlRemoveVectoredExceptionHandler(ptr)
 @ stdcall RtlResetRtlTranslations(ptr)
 @ cdecl RtlRestoreContext(ptr ptr)
-@ stdcall RtlRestoreLastWin32Error(long) RtlSetLastWin32Error
+@ stdcall RtlRestoreLastWin32Error(long)
 @ stub RtlRevertMemoryStream
 @ stub RtlRunDecodeUnicodeString
 @ stub RtlRunEncodeUnicodeString
diff --git a/include/winbase.h b/include/winbase.h
index fe143cc7a61..92a4416de88 100644
--- a/include/winbase.h
+++ b/include/winbase.h
@@ -3029,6 +3029,11 @@ static FORCEINLINE void WINAPI SetLastError( DWORD err )
     *(DWORD *)((void **)NtCurrentTeb() + 13) = err;
 }

+static FORCEINLINE void WINAPI RestoreLastError( DWORD err )
+{
+    SetLastError(err);
+}
+
 #else  /* __WINESRC__ */

WINBASEAPI HANDLE      WINAPI GetCurrentProcess(void);