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85 lines
2.8 KiB
Diff
85 lines
2.8 KiB
Diff
From da81169743bd7f070186ec5e58c89bab53d0bb7f Mon Sep 17 00:00:00 2001
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From: Sebastian Lackner <sebastian@fds-team.de>
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Date: Sun, 28 Sep 2014 23:39:51 +0200
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Subject: [PATCH] ntdll: OutputDebugString should throw the exception a second
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time, if a debugger is attached.
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---
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dlls/kernelbase/debug.c | 17 +++++++++++++++++
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dlls/ntdll/tests/exception.c | 9 ++++-----
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2 files changed, 21 insertions(+), 5 deletions(-)
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diff --git a/dlls/kernelbase/debug.c b/dlls/kernelbase/debug.c
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index 9e954e3ffbe..a6793c20204 100644
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--- a/dlls/kernelbase/debug.c
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+++ b/dlls/kernelbase/debug.c
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@@ -200,6 +200,23 @@ void WINAPI DECLSPEC_HOTPATCH OutputDebugStringA( LPCSTR str )
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__ENDTRY
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if (caught_by_dbg) return;
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+ /* for some unknown reason Windows sends the exception a second time, if a
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+ * debugger is attached, and the event wasn't handled in the first attempt */
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+ if (NtCurrentTeb()->Peb->BeingDebugged)
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+ {
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+ __TRY
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+ {
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+ ULONG_PTR args[2];
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+ args[0] = strlen(str) + 1;
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+ args[1] = (ULONG_PTR)str;
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+ RaiseException( DBG_PRINTEXCEPTION_C, 0, 2, args );
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+ }
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+ __EXCEPT(debug_exception_handler)
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+ {
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+ }
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+ __ENDTRY
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+ }
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+
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/* send string to a system-wide monitor */
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if (!mutex_inited)
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{
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diff --git a/dlls/ntdll/tests/exception.c b/dlls/ntdll/tests/exception.c
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index 3e76b001147..0c02486e19c 100644
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--- a/dlls/ntdll/tests/exception.c
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+++ b/dlls/ntdll/tests/exception.c
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@@ -8345,7 +8345,7 @@ static LONG CALLBACK outputdebugstring_vectored_handler(EXCEPTION_POINTERS *Exce
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return EXCEPTION_CONTINUE_SEARCH;
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}
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-static void test_outputdebugstring(DWORD numexc, BOOL todo)
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+static void test_outputdebugstring(DWORD numexc)
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{
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PVOID vectored_handler;
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@@ -8361,7 +8361,6 @@ static void test_outputdebugstring(DWORD numexc, BOOL todo)
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outputdebugstring_exceptions = 0;
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OutputDebugStringA("Hello World");
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- todo_wine_if(todo)
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ok(outputdebugstring_exceptions == numexc, "OutputDebugStringA generated %ld exceptions, expected %ld\n",
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outputdebugstring_exceptions, numexc);
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@@ -10785,9 +10784,9 @@ START_TEST(exception)
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else skip( "RtlRaiseException not found\n" );
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#endif
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test_stage = 3;
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- test_outputdebugstring(0, FALSE);
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+ test_outputdebugstring(0);
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test_stage = 4;
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- test_outputdebugstring(2, TRUE); /* is this a Windows bug? */
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+ test_outputdebugstring(2);
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test_stage = 5;
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test_ripevent(0);
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test_stage = 6;
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@@ -10900,7 +10899,7 @@ START_TEST(exception)
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test_debugger(DBG_EXCEPTION_HANDLED);
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test_debugger(DBG_CONTINUE);
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test_thread_context();
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- test_outputdebugstring(1, FALSE);
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+ test_outputdebugstring(1);
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test_ripevent(1);
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test_fastfail();
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test_breakpoint(1);
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--
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2.36.1
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