source for win64interrupt

The WinAPI funcion DebugBreakProcess must be called from the same bitness as the target process, so win64interrupt is a small 64bit executable calling this function.

Task-number: QTCREATORBUG-2521
Change-Id: I3259d505b9b228be72ca4eaca42a9cde5b4984ac
Reviewed-by: hjk <qthjk@ovi.com>

src/tools/win64interrupt/win64interrupt.c

@@ -0,0 +1,75 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**************************************************************************/
+
+#ifndef _WIN32_WINNT
+#define _WIN32_WINNT 0x0501
+#endif
+
+#if _WIN32_WINNT < 0x0501
+#error Must target Windows NT 5.0.1 or later for DebugBreakProcess
+#endif
+
+#include <Windows.h>
+
+/* To debug break a 64bit application under Windows, you must call
+ * DebugBreakProcess() from an 64bit apllication. Therefore:
+ *
+ * This code must be compiled with a 64bit compiler
+ * Compile with one of these lines:
+ *  gcc-64bit:
+ *      gcc -o ..\..\..\bin\win64interrupt.exe win64interrupt.c
+ *  cl-64bit:
+ *      cl -o ..\..\..\bin\win64interrupt.exe win64interrupt.c
+ */
+
+int main(int argc, char *argv[])
+{
+    HANDLE proc;
+    BOOL break_result;
+    DWORD proc_id;
+
+    if (argc != 2)
+        return 1;
+
+    proc_id = strtoul(argv[1], NULL, 0);
+
+    if (proc_id == 0)
+        return 2;
+
+    proc = OpenProcess(PROCESS_ALL_ACCESS, FALSE, proc_id);
+    if (!proc)
+        return 3;
+
+    break_result = DebugBreakProcess(proc);
+    CloseHandle(proc);
+    return !break_result;
+}