Added abandoned KDE3 version of K3B

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/k3b@1084400 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 108 insertions, 0 deletions

diff --git a/src/k3blsofwrapper.cpp b/src/k3blsofwrapper.cpp
new file mode 100644
index 0000000..56d5d5b
--- /dev/null
+++ b/src/k3blsofwrapper.cpp
@@ -0,0 +1,108 @@
+/* 
+ *
+ * $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
+ * Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This file is part of the K3b project.
+ * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * See the file "COPYING" for the exact licensing terms.
+ */
+
+#include "k3blsofwrapper.h"
+
+#include <k3bdevice.h>
+#include <k3bprocess.h>
+#include <k3bglobals.h>
+
+#include <qfile.h>
+#include <qfileinfo.h>
+
+#include <sys/types.h>
+#include <unistd.h>
+
+static K3bLsofWrapper::Process createProcess( const QString& name, int pid )
+{
+  K3bLsofWrapper::Process p;
+  p.name = name;
+  p.pid = pid;
+  return p;
+}
+
+
+class K3bLsofWrapper::Private
+{
+public:
+  QValueList<Process> apps;
+  QString lsofBin;
+};
+
+
+K3bLsofWrapper::K3bLsofWrapper()
+{
+  d = new Private;
+}
+
+
+K3bLsofWrapper::~K3bLsofWrapper()
+{
+  delete d;
+}
+
+
+bool K3bLsofWrapper::checkDevice( K3bDevice::Device* dev )
+{
+  d->apps.clear();
+
+  if( !findLsofExecutable() )
+    return false;
+
+  // run lsof
+  KProcess p;
+  K3bProcessOutputCollector out( &p );
+
+  //
+  // We use the following output form: 
+  // p<PID>
+  // c<COMMAND_NAME>
+  //
+  p << d->lsofBin << "-Fpc" << dev->blockDeviceName();
+
+  if( !p.start( KProcess::Block, KProcess::Stdout ) )
+    return false;
+
+  //
+  // now process its output
+  QStringList l = QStringList::split( "\n", out.output() );
+  for( QStringList::iterator it = l.begin(); it != l.end(); ++it ) {
+    int pid = (*it).mid(1).toInt();
+    QString app = (*(++it)).mid(1);
+
+    kdDebug() << "(K3bLsofWrapper) matched: app: " << app << " pid: " << pid << endl;
+
+    // we don't care about ourselves using the device ;)
+    if( pid != (int)::getpid() )
+      d->apps.append( createProcess( app, pid ) );
+  }
+
+  return true;
+}
+
+
+const QValueList<K3bLsofWrapper::Process>& K3bLsofWrapper::usingApplications() const
+{
+  return d->apps;
+}
+
+
+bool K3bLsofWrapper::findLsofExecutable()
+{
+  if( d->lsofBin.isEmpty() )
+    d->lsofBin = K3b::findExe( "lsof" );
+
+  return !d->lsofBin.isEmpty();
+}