Alexandre Julliard : user32: Winproc handles do not get sign-extended on 64-bit.
Alexandre Julliard
julliard at winehq.org
Mon Jan 12 10:40:29 CST 2009
Module: wine
Branch: master
Commit: 9cc75a5b50710e44ac12ddb41a140b46a8350eed
URL: http://source.winehq.org/git/wine.git/?a=commit;h=9cc75a5b50710e44ac12ddb41a140b46a8350eed
Author: Alexandre Julliard <julliard at winehq.org>
Date: Sat Jan 10 21:06:32 2009 +0100
user32: Winproc handles do not get sign-extended on 64-bit.
---
dlls/user32/tests/class.c | 2 +-
dlls/user32/winproc.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/dlls/user32/tests/class.c b/dlls/user32/tests/class.c
index ce6d020..7e596f0 100644
--- a/dlls/user32/tests/class.c
+++ b/dlls/user32/tests/class.c
@@ -39,7 +39,7 @@ static const WCHAR WC_EDITW[] = {'E','d','i','t',0};
#define NUMCLASSWORDS 4
-#define IS_WNDPROC_HANDLE(x) (((ULONG_PTR)(x) >> 16) == (~((ULONG_PTR)0) >> 16))
+#define IS_WNDPROC_HANDLE(x) (((ULONG_PTR)(x) >> 16) == (~0u >> 16))
static LRESULT WINAPI ClassTest_WndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
diff --git a/dlls/user32/winproc.c b/dlls/user32/winproc.c
index ac5ec41..dda649b 100644
--- a/dlls/user32/winproc.c
+++ b/dlls/user32/winproc.c
@@ -50,7 +50,7 @@ typedef struct tagWINDOWPROC
WNDPROC procW; /* Unicode window proc */
} WINDOWPROC;
-#define WINPROC_HANDLE (~0UL >> 16)
+#define WINPROC_HANDLE (~0u >> 16)
#define MAX_WINPROCS 8192
#define BUILTIN_WINPROCS 9 /* first BUILTIN_WINPROCS entries are reserved for builtin procs */
#define MAX_WINPROC_RECURSION 64
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