
booljoinMulticastGroup(const QHostAddress &groupAddress)
有个这类 QProcess
QProcess p(0)QString command = ""
QStringList args
QString strTemp = ""
QStringList tmpList
/**
* 调用 hostname 命令 获取机器名
================================================================ */
QString hostname = ""
command = "hostname"
args.clear()
p.start( command,args )
p.waitForFinished()
strTemp = QString::fromLocal8Bit( p.readAllStandardOutput() )
hostname = strTemp.replace( "\n","").trimmed()
qDebug()<<"hostname:"<< hostname
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