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109 lines
2.2 KiB
109 lines
2.2 KiB
15 years ago
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/*
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*
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* $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
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* Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org>
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*
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* This file is part of the K3b project.
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* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* See the file "COPYING" for the exact licensing terms.
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*/
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#include "k3blsofwrapper.h"
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#include <k3bdevice.h>
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#include <k3bprocess.h>
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#include <k3bglobals.h>
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#include <qfile.h>
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#include <qfileinfo.h>
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#include <sys/types.h>
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#include <unistd.h>
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static K3bLsofWrapper::Process createProcess( const QString& name, int pid )
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{
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K3bLsofWrapper::Process p;
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p.name = name;
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p.pid = pid;
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return p;
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}
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class K3bLsofWrapper::Private
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{
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public:
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QValueList<Process> apps;
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QString lsofBin;
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};
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K3bLsofWrapper::K3bLsofWrapper()
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{
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d = new Private;
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}
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K3bLsofWrapper::~K3bLsofWrapper()
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{
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delete d;
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}
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bool K3bLsofWrapper::checkDevice( K3bDevice::Device* dev )
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{
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d->apps.clear();
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if( !findLsofExecutable() )
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return false;
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// run lsof
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KProcess p;
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K3bProcessOutputCollector out( &p );
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//
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// We use the following output form:
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// p<PID>
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// c<COMMAND_NAME>
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//
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p << d->lsofBin << "-Fpc" << dev->blockDeviceName();
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if( !p.start( KProcess::Block, KProcess::Stdout ) )
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return false;
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//
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// now process its output
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QStringList l = QStringList::split( "\n", out.output() );
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for( QStringList::iterator it = l.begin(); it != l.end(); ++it ) {
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int pid = (*it).mid(1).toInt();
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QString app = (*(++it)).mid(1);
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kdDebug() << "(K3bLsofWrapper) matched: app: " << app << " pid: " << pid << endl;
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// we don't care about ourselves using the device ;)
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if( pid != (int)::getpid() )
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d->apps.append( createProcess( app, pid ) );
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}
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return true;
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}
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const QValueList<K3bLsofWrapper::Process>& K3bLsofWrapper::usingApplications() const
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{
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return d->apps;
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}
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bool K3bLsofWrapper::findLsofExecutable()
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{
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if( d->lsofBin.isEmpty() )
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d->lsofBin = K3b::findExe( "lsof" );
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return !d->lsofBin.isEmpty();
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}
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