Win: Get debug output from several GUI apps at once

Get debug output for all GUI applications at once. This should stop the "Cannot retrieve debugging output". Task-number: QTCREATORBUG-4569
2011-04-19 11:14:57 +02:00
parent 42048fa2a0
commit 1c977ea5a5
6 changed files with 192 additions and 82 deletions
--- a/src/plugins/projectexplorer/windebuginterface.cpp
+++ b/src/plugins/projectexplorer/windebuginterface.cpp
@@ -0,0 +1,87 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.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.
+**
+**************************************************************************/
+
+#include "windebuginterface.h"
+
+namespace ProjectExplorer {
+namespace Internal {
+
+WinDebugInterface *WinDebugInterface::m_instance = 0;
+
+WinDebugInterface *WinDebugInterface::instance()
+{
+    return m_instance;
+}
+
+
+WinDebugInterface::WinDebugInterface(QObject *parent) :
+    QThread(parent)
+{
+    m_instance = this;
+    start();
+}
+
+void WinDebugInterface::run()
+{
+    HANDLE bufferReadyEvent = CreateEvent(NULL, FALSE, FALSE, L"DBWIN_BUFFER_READY");
+    if (!bufferReadyEvent)
+        return;
+    HANDLE dataReadyEvent = CreateEvent(NULL, FALSE, FALSE, L"DBWIN_DATA_READY");
+    if (!dataReadyEvent)
+        return;
+    HANDLE sharedFile = CreateFileMapping((HANDLE)-1, NULL, PAGE_READWRITE, 0, 4096, L"DBWIN_BUFFER");
+    if (!sharedFile)
+        return;
+    LPVOID sharedMem = MapViewOfFile(sharedFile, FILE_MAP_READ, 0, 0,  512);
+    if (!sharedMem)
+        return;
+
+    LPSTR  message;
+    LPDWORD processId;
+
+    message = reinterpret_cast<LPSTR>(sharedMem) + sizeof(DWORD);
+    processId = reinterpret_cast<LPDWORD>(sharedMem);
+
+    SetEvent(bufferReadyEvent);
+
+    while (true) {
+        DWORD ret = WaitForSingleObject(dataReadyEvent, INFINITE);
+
+        if (ret == WAIT_OBJECT_0) {
+            emit debugOutput(*processId, QString::fromLocal8Bit(message));
+            SetEvent(bufferReadyEvent);
+        }
+    }
+}
+
+} // namespace Internal
+} // namespace ProjectExplorer