Upon uninstallation only remove a file if it isn't used in another section. A possible problematic case would've been two themes installing the same font.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15028 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Dominik Riebeling 2007-10-07 21:47:49 +00:00
parent 22cf8adf01
commit 2b2c536895

View file

@ -44,36 +44,58 @@ void Uninstaller::uninstall(ProgressloggerInterface* dp)
m_dp->setProgressMax(0);
m_dp->addItem(tr("Starting Uninstallation"),LOGINFO);
QSettings installlog(m_mountpoint + "/.rockbox/rbutil.log", QSettings::IniFormat, 0);
QSettings installlog(m_mountpoint + "/.rockbox/rbutil.log", QSettings::IniFormat, this);
for(int i=0; i< uninstallSections.size() ; i++)
{
m_dp->addItem(tr("Uninstalling ") + uninstallSections.at(i) + " ...",LOGINFO);
// create list of all other install sections
QStringList sections = installlog.childGroups();
sections.removeAt(sections.indexOf(uninstallSections.at(i)));
installlog.beginGroup(uninstallSections.at(i));
QStringList toDeleteList = installlog.allKeys();
QStringList dirList;
installlog.endGroup();
// iterate over all entrys
// iterate over all entries
for(int j =0; j < toDeleteList.size(); j++ )
{
// check if current file is in use by another section
bool deleteFile = true;
for(int s = 0; s < sections.size(); s++)
{
installlog.beginGroup(sections.at(s));
if(installlog.contains(toDeleteList.at(j)))
{
deleteFile = false;
qDebug() << "file still in use:" << toDeleteList.at(j);
}
installlog.endGroup();
}
installlog.beginGroup(uninstallSections.at(i));
QFileInfo toDelete(m_mountpoint + "/" + toDeleteList.at(j));
if(toDelete.isFile()) // if it is a file remove it
{
if(!QFile::remove(toDelete.filePath()))
if(deleteFile && !QFile::remove(toDelete.filePath()))
m_dp->addItem(tr("Could not delete: ")+ toDelete.filePath(),LOGWARNING);
installlog.remove(toDeleteList.at(j));
}
else // if it is a dir, remember it for later deletion
{
// no need to keep track on folders still in use -- only empty
// folders will be rm'ed.
dirList << toDeleteList.at(j);
}
installlog.endGroup();
}
// delete the dirs
installlog.beginGroup(uninstallSections.at(i));
for(int j=0; j < dirList.size(); j++ )
{
installlog.remove(dirList.at(j));
QDir dir(m_mountpoint);
dir.rmdir(dirList.at(j));
dir.rmdir(dirList.at(j)); // rm works only on empty folders
}
installlog.endGroup();