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main.cpp
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main.cpp
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/****************************************************************************
**
** Copyright (C) 2013 Jolla Ltd
** Contact: lorn.potter@gmail.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.
**
****************************************************************************/
#include <QtCore/QCoreApplication>
#include <QTimer>
#include <QtGlobal>
#include <QDebug>
#include <QDBusConnection>
#include <signal.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include "qconnectionagent.h"
#include "connectiond_adaptor.h"
static void signal_handler(int signum)
{
switch(signum) {
case SIGHUP: exit(EXIT_FAILURE); break;
case SIGTERM: exit(EXIT_SUCCESS); exit(0); break;
}
}
static void daemonize(void)
{
pid_t pid, sid;
int fd;
if ( getppid() == 1 ) return;
signal(SIGHUP,signal_handler);
signal(SIGTERM,signal_handler);
pid = fork();
if (pid < 0) {
exit(EXIT_FAILURE);
}
if (pid > 0) {
exit(EXIT_SUCCESS);
}
sid = setsid();
if (sid < 0) {
exit(EXIT_FAILURE);
}
if ((chdir("/")) < 0) {
exit(EXIT_FAILURE);
}
fd = open("/dev/null",O_RDWR, 0);
if (fd != -1) {
dup2 (fd, STDIN_FILENO);
dup2 (fd, STDOUT_FILENO);
dup2 (fd, STDERR_FILENO);
if (fd > 2) {
close (fd);
}
}
umask(027);
}
static QtMessageHandler previousMessageHandler;
bool toggleDebug;
void messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &str)
{
if (toggleDebug)
previousMessageHandler(type,context,str);
}
Q_DECL_EXPORT int main(int argc, char *argv[])
{
previousMessageHandler = qInstallMessageHandler(messageOutput);
if (argc > 1) {
if (strcmp(argv[1],"-n") == 0) { //nodaemon
daemonize();
} else if (strcmp(argv[1],"-d") == 0) { //debug
toggleDebug = true;
}
}
QCoreApplication::setOrganizationName("nemomobile");
QCoreApplication::setOrganizationDomain("org.nemomobile");
QCoreApplication::setApplicationName("connectionagent");
QCoreApplication::setApplicationVersion("1.0");
QCoreApplication a(argc, argv);
if (QDBusConnection::sessionBus().interface()->isServiceRegistered("com.jolla.Connectiond")) {
qDebug() << "Connectionagent service is already running. Exiting now";
return 1;
}
QConnectionAgent::instance();
return a.exec();
}