[tkreuzer] 62626: [PSEH3] Implement __finally support for C++

Author: tkreuzer
Date: Sat Apr  5 15:41:03 2014
New Revision: 62626

URL: http://svn.reactos.org/svn/reactos?rev=62626&view=rev
Log:
[PSEH3]
Implement __finally support for C++

Modified:
    trunk/reactos/include/reactos/libs/pseh/pseh3.h
    trunk/reactos/lib/pseh/i386/pseh3.c

Modified: trunk/reactos/include/reactos/libs/pseh/pseh3.h
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/include/reactos/libs/pseh/p...
==============================================================================
--- trunk/reactos/include/reactos/libs/pseh/pseh3.h	[iso-8859-1] (original)
+++ trunk/reactos/include/reactos/libs/pseh/pseh3.h	[iso-8859-1] Sat Apr  5 15:41:03 2014
@@ -10,7 +10,7 @@
 #pragma once
 #define _PSEH3_H_

-#include "excpt.h"
+#include <excpt.h>

#ifdef __cplusplus
 extern "C" {
@@ -111,7 +111,7 @@
 #endif

/* This attribute allows automatic cleanup of the registered frames */
-#define _SEH3$_AUTO_CLEANUP __attribute__((cleanup(_SEH3$_Unregister)))
+#define _SEH3$_AUTO_CLEANUP __attribute__((cleanup(_SEH3$_AutoCleanup)))

/* CLANG specific definitions! */
 #ifdef __clang__
@@ -217,7 +217,7 @@
 /* Use the global unregister function */
 void
 __attribute__((regparm(1)))
-_SEH3$_Unregister(
+_SEH3$_AutoCleanup(
     volatile SEH3$_REGISTRATION_FRAME *Frame);

/* These are only dummies here */
@@ -251,7 +251,7 @@
 #define _SEH3$_DECLARE_EXCEPT_INTRINSICS()

/* Since we cannot use nested functions, we declare these globally as macros */
-#define _abnormal_termination() (_SEH3$_TrylevelFrame.ScopeTable != 0)
+#define _abnormal_termination() (_SEH3$_TrylevelFrame.ExceptionPointers != 0)
 #define _exception_code() (_SEH3$_TrylevelFrame.ExceptionPointers->ExceptionRecord->ExceptionCode)
 #define _exception_info() (_SEH3$_TrylevelFrame.ExceptionPointers)

@@ -294,7 +294,7 @@
     _SEH3$_NESTED_FUNC_OPEN(_Name) \
         /* Declare the intrinsics for the finally function */ \
         inline __attribute__((always_inline, gnu_inline)) \
-        int _abnormal_termination() { return (_SEH3$_TrylevelFrame.ScopeTable != 0); } \
+        int _abnormal_termination() { return (_SEH3$_TrylevelFrame.ExceptionPointers != 0); } \
 \
         /* This construct makes sure that the finally function returns */ \
         /* a proper value at the end */ \
@@ -351,7 +351,7 @@
         }; \
 \
         /* Forward declaration of the auto cleanup function */ \
-        _SEH3$_DECLARE_CLEANUP_FUNC(_SEH3$_Unregister); \
+        _SEH3$_DECLARE_CLEANUP_FUNC(_SEH3$_AutoCleanup); \
 \
         /* Allocate a registration frame */ \
         volatile SEH3$_REGISTRATION_FRAME _SEH3$_AUTO_CLEANUP _SEH3$_TrylevelFrame; \
@@ -412,8 +412,8 @@
         /* End the try block */ \
         while (0); \
     _SEH3$_l_AfterTry: (void)0; \
-        /* Set ScopeTable to 0, this is used by _abnormal_termination() */ \
-         _SEH3$_TrylevelFrame.ScopeTable = 0; \
+        /* Set ExceptionPointers to 0, this is used by _abnormal_termination() */ \
+         _SEH3$_TrylevelFrame.ExceptionPointers = 0; \
 \
         goto _SEH3$_l_EndTry; \
 \
@@ -454,7 +454,7 @@
         _SEH3$_ASM_GOTO(_SEH3$_l_OnException); \
 \
         /* Implementation of the auto cleanup function */ \
-        _SEH3$_DEFINE_CLEANUP_FUNC(_SEH3$_Unregister); \
+        _SEH3$_DEFINE_CLEANUP_FUNC(_SEH3$_AutoCleanup); \
 \
     /* Close the outer scope */ \
     } while (0);

Modified: trunk/reactos/lib/pseh/i386/pseh3.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/pseh/i386/pseh3.c?rev=6...
==============================================================================
--- trunk/reactos/lib/pseh/i386/pseh3.c	[iso-8859-1] (original)
+++ trunk/reactos/lib/pseh/i386/pseh3.c	[iso-8859-1] Sat Apr  5 15:41:03 2014
@@ -130,6 +130,23 @@
     return FilterResult;
 }

+void
+__attribute__((regparm(1)))
+_SEH3$_AutoCleanup(
+    SEH3$_REGISTRATION_FRAME *Frame)
+{
+    /* Check for __finally frames */
+    if (Frame->ScopeTable->Target == NULL)
+    {
+         _SEH3$_InvokeFilter(Frame, Frame->ScopeTable->Filter);
+    }
+
+    if (Frame->Handler)
+        _SEH3$_UnregisterFrame(Frame);
+    else
+        _SEH3$_UnregisterTryLevel(Frame);
+}
+
 static inline
 LONG
 _SEH3$_GetFilterResult(