Files
pilotclient/src/blackmisc/processctrl.cpp
2020-08-29 14:16:17 +01:00

78 lines
2.5 KiB
C++

/* Copyright (C) 2016
* swift project Community / Contributors
*
* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
* directory of this distribution. No part of swift project, including this file, may be copied, modified, propagated,
* or distributed except according to the terms contained in the LICENSE file.
*/
#include "blackmisc/processctrl.h"
#include "blackmisc/logmessage.h"
#include <QStringBuilder>
#include <array>
#ifdef Q_OS_WIN
#include <windows.h>
#endif
namespace BlackMisc
{
CProcessCtrl::CProcessCtrl(QObject *parent) :
QProcess(parent)
{ }
#ifdef Q_OS_WIN
bool startDetachedWithConsoleWindow(const QString &program, const QStringList &arguments)
{
bool inherit = false;
PROCESS_INFORMATION processInfo;
memset (&processInfo, 0, sizeof (processInfo));
STARTUPINFO startupInfo;
memset (&startupInfo, 0, sizeof (startupInfo));
startupInfo.cb = sizeof (startupInfo);
QString command = '"' % QString(program).replace('/', '\\') % '"';
if (!arguments.isEmpty())
{
command += " \"" % arguments.join("\" \"").replace('/', '\\') % '"';
}
DWORD flags = 0;
flags |= NORMAL_PRIORITY_CLASS;
flags |= CREATE_UNICODE_ENVIRONMENT;
flags |= CREATE_NEW_CONSOLE;
Q_ASSERT(command.length() <= MAX_PATH);
std::array<WCHAR, MAX_PATH> wszCommandLine = {{}};
command.toWCharArray(wszCommandLine.data());
int result = CreateProcess (nullptr, wszCommandLine.data(), nullptr, nullptr, inherit, flags, nullptr, nullptr, &startupInfo, &processInfo);
if (result == 0)
{
CLogMessage(static_cast<CProcessCtrl*>(nullptr)).warning(u"Failed to start %1: %2") << program << GetLastError();
return false;
}
CloseHandle (processInfo.hProcess);
CloseHandle (processInfo.hThread);
return true;
}
#else
bool startDetachedWithConsoleWindow(const QString &program, const QStringList &arguments)
{
//! \fixme Handle Linux and OS X here
return QProcess::startDetached(program, arguments);
}
#endif
bool CProcessCtrl::startDetached(const QString &program, const QStringList &arguments, bool withConsoleWindow)
{
if (withConsoleWindow) { return startDetachedWithConsoleWindow(program, arguments); }
else { return QProcess::startDetached(program, arguments); }
}
} // ns