static void deleteUnusedTempDir()
{
DirEntry[] files;
files = IO.EnumDir(Env.tempDir);
foreach (DirEntry e in files)
{
if (e.IsFolder)
{
if (e.FileName.StartsWith("NET_", StringComparison.CurrentCultureIgnoreCase) && e.FileName.Length == 8)
{
string dirFullName = Path.Combine(Env.tempDir, e.fileName);
string lockFileName = Path.Combine(dirFullName, "LockFile.dat");
bool deleteNow = false;
try
{
IO io = IO.FileOpen(lockFileName);
io.Close();
try
{
io = IO.FileOpen(lockFileName, true);
deleteNow = true;
io.Close();
}
catch
{
}
}
catch
{
DirEntry[] files2;
deleteNow = true;
try
{
files2 = IO.EnumDir(dirFullName);
foreach (DirEntry e2 in files2)
{
if (e2.IsFolder == false)
{
string fullPath = Path.Combine(dirFullName, e2.fileName);
try
{
IO io2 = IO.FileOpen(fullPath, true);
io2.Close();
}
catch
{
deleteNow = false;
}
}
}
}
catch
{
deleteNow = false;
}
}
if (deleteNow)
{
IO.DeleteDir(dirFullName, true);
}
}
}
}
}
