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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the jom project on Trolltech Labs.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 or 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/
#include "application.h"
#include <iocompletionport.h>
#include <QtCore/QDebug>
#include <QtCore/QFileInfo>
#include <QtCore/QSet>
#include <qt_windows.h>
#include <Tlhelp32.h>
namespace NMakeFile {
static bool isSubJOM(const QString &processExeName)
{
HANDLE hSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (hSnapshot == INVALID_HANDLE_VALUE)
return false;
bool result = false;
QHash<DWORD, PROCESSENTRY32> processEntries;
QSet<DWORD> seenProcessIds;
PROCESSENTRY32 pe = {0};
pe.dwSize = sizeof(pe);
if (!Process32First(hSnapshot, &pe)) {
qWarning("Process32First failed with error code %d.", GetLastError());
goto done;
}
do {
processEntries.insert(pe.th32ProcessID, pe);
} while (Process32Next(hSnapshot, &pe));
const DWORD dwCurrentProcessId = GetCurrentProcessId();
DWORD dwProcessId = dwCurrentProcessId;
while (dwProcessId && !seenProcessIds.contains(dwProcessId)) {
seenProcessIds.insert(dwProcessId);
QHash<DWORD, PROCESSENTRY32>::iterator it = processEntries.find(dwProcessId);
if (it == processEntries.end())
break;
PROCESSENTRY32 &pe = it.value();
QString exeName = QString::fromUtf16((const ushort*)pe.szExeFile);
if (pe.th32ProcessID != dwCurrentProcessId && exeName == processExeName) {
result = true;
goto done;
}
dwProcessId = pe.th32ParentProcessID;
processEntries.erase(it);
}
done:
CloseHandle(hSnapshot);
return result;
}
Application::Application(int &argc, char **argv)
: QCoreApplication(argc, argv)
{
QString exeName = QFileInfo(QCoreApplication::applicationFilePath()).fileName();
m_bIsSubJOM = NMakeFile::isSubJOM(exeName);
}
Application::~Application()
{
IoCompletionPort::destroyInstance();
}
void Application::exit(int exitCode)
{
QCoreApplication::exit(exitCode);
}
} // namespace NMakeFile
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