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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 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.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/
#include <QtCore/QDir>
#include <QtCore/private/qwineventnotifier_p.h>
#include <QtCore/QAbstractEventDispatcher>
#include <Tlhelp32.h>
#include "consoleprocess.h"
using namespace ProjectExplorer::Internal;
ConsoleProcess::ConsoleProcess(QObject *parent)
: QObject(parent)
{
m_isRunning = false;
m_pid = 0;
}
ConsoleProcess::~ConsoleProcess()
{
stop();
}
void ConsoleProcess::stop()
{
if (m_pid)
TerminateProcess(m_pid->hProcess, -1);
m_isRunning = false;
}
bool ConsoleProcess::start(const QString &program, const QStringList &args)
{
if (m_isRunning)
return false;
STARTUPINFO si;
ZeroMemory(&si, sizeof(si));
si.cb = sizeof(si);
if (m_pid) {
CloseHandle(m_pid->hThread);
CloseHandle(m_pid->hProcess);
delete m_pid;
m_pid = 0;
}
m_pid = new PROCESS_INFORMATION;
ZeroMemory(m_pid, sizeof(PROCESS_INFORMATION));
QString cmdLine = QLatin1String("cmd /k ")
+ createCommandline(program, args)
+ QLatin1String(" & pause & exit");
bool success = CreateProcessW(0, (WCHAR*)cmdLine.utf16(),
0, 0, TRUE, CREATE_NEW_CONSOLE | CREATE_UNICODE_ENVIRONMENT,
environment().isEmpty() ? 0
: createEnvironment(environment()).data(),
workingDirectory().isEmpty() ? 0
: (WCHAR*)QDir::convertSeparators(workingDirectory()).utf16(),
&si, m_pid);
if (!success) {
emit processError(tr("The process could not be started!"));
return false;
}
if (QAbstractEventDispatcher::instance(thread())) {
processFinishedNotifier = new QWinEventNotifier(m_pid->hProcess, this);
QObject::connect(processFinishedNotifier, SIGNAL(activated(HANDLE)), this, SLOT(processDied()));
processFinishedNotifier->setEnabled(true);
}
m_isRunning = true;
emit processStarted();
return success;
}
bool ConsoleProcess::isRunning() const
{
return m_isRunning;
}
void ConsoleProcess::processDied()
{
if (processFinishedNotifier) {
processFinishedNotifier->setEnabled(false);
delete processFinishedNotifier;
processFinishedNotifier = 0;
}
delete m_pid;
m_pid = 0;
m_isRunning = false;
emit processStopped();
}
qint64 ConsoleProcess::applicationPID() const
{
if (m_pid) {
HANDLE hProcList = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
PROCESSENTRY32 procEntry;
procEntry.dwSize = sizeof(PROCESSENTRY32);
DWORD procId = 0;
BOOL moreProc = Process32First(hProcList, &procEntry);
while (moreProc) {
if (procEntry.th32ParentProcessID == m_pid->dwProcessId) {
procId = procEntry.th32ProcessID;
break;
}
moreProc = Process32Next(hProcList, &procEntry);
}
CloseHandle(hProcList);
return procId;
}
return 0;
}
int ConsoleProcess::exitCode() const
{
DWORD exitCode;
if (GetExitCodeProcess(m_pid->hProcess, &exitCode))
return exitCode;
return -1;
}
QByteArray ConsoleProcess::createEnvironment(const QStringList &env)
{
QByteArray envlist;
if (!env.isEmpty()) {
QStringList envStrings = env;
int pos = 0;
// add PATH if necessary (for DLL loading)
if (envStrings.filter(QRegExp("^PATH=",Qt::CaseInsensitive)).isEmpty()) {
QByteArray path = qgetenv("PATH");
if (!path.isEmpty())
envStrings.prepend(QString(QLatin1String("PATH=%1")).arg(QString::fromLocal8Bit(path)));
}
// add systemroot if needed
if (envStrings.filter(QRegExp("^SystemRoot=",Qt::CaseInsensitive)).isEmpty()) {
QByteArray systemRoot = qgetenv("SystemRoot");
if (!systemRoot.isEmpty())
envStrings.prepend(QString(QLatin1String("SystemRoot=%1")).arg(QString::fromLocal8Bit(systemRoot)));
}
#ifdef UNICODE
if (!(QSysInfo::WindowsVersion & QSysInfo::WV_DOS_based)) {
for (QStringList::ConstIterator it = envStrings.constBegin(); it != envStrings.constEnd(); it++ ) {
QString tmp = *it;
uint tmpSize = sizeof(TCHAR) * (tmp.length()+1);
envlist.resize(envlist.size() + tmpSize);
memcpy(envlist.data()+pos, tmp.utf16(), tmpSize);
pos += tmpSize;
}
// add the 2 terminating 0 (actually 4, just to be on the safe side)
envlist.resize(envlist.size() + 4);
envlist[pos++] = 0;
envlist[pos++] = 0;
envlist[pos++] = 0;
envlist[pos++] = 0;
} else
#endif // UNICODE
{
for (QStringList::ConstIterator it = envStrings.constBegin(); it != envStrings.constEnd(); it++) {
QByteArray tmp = (*it).toLocal8Bit();
uint tmpSize = tmp.length() + 1;
envlist.resize(envlist.size() + tmpSize);
memcpy(envlist.data()+pos, tmp.data(), tmpSize);
pos += tmpSize;
}
// add the terminating 0 (actually 2, just to be on the safe side)
envlist.resize(envlist.size() + 2);
envlist[pos++] = 0;
envlist[pos++] = 0;
}
}
return envlist;
}
QString ConsoleProcess::createCommandline(const QString &program, const QStringList &args)
{
QString programName = program;
if (!programName.startsWith(QLatin1Char('\"')) && !programName.endsWith(QLatin1Char('\"')) && programName.contains(" "))
programName = "\"" + programName + "\"";
programName.replace("/", "\\");
QString cmdLine;
// add the prgram as the first arrg ... it works better
cmdLine = programName + " ";
for (int i = 0; i < args.size(); ++i) {
QString tmp = args.at(i);
// in the case of \" already being in the string the \ must also be escaped
tmp.replace( "\\\"", "\\\\\"" );
// escape a single " because the arguments will be parsed
tmp.replace( "\"", "\\\"" );
if (tmp.isEmpty() || tmp.contains(' ') || tmp.contains('\t')) {
// The argument must not end with a \ since this would be interpreted
// as escaping the quote -- rather put the \ behind the quote: e.g.
// rather use "foo"\ than "foo\"
QString endQuote("\"");
int i = tmp.length();
while (i > 0 && tmp.at(i - 1) == '\\') {
--i;
endQuote += "\\";
}
cmdLine += QString(" \"") + tmp.left(i) + endQuote;
} else {
cmdLine += ' ' + tmp;
}
}
return cmdLine;
}
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