Klaus Schmidinger wrote: >> There are two ways this could be done. First, by adding a function >> SoftCancel() { running=false; }. Or second, by modifying Cancel() to >> just set running=false if called with Cancel(-1) or Cancel(0,false) or >> similar. > > I would prefer using -1 as a special value for this, because this > wouldn't require an interface change. Agreed. I don't think that someone ever called Cancel(-1) before, so it should be ok to use that. Btw: This one is shorter and functionally identical: --- thread.c.old 2006-08-20 16:41:09.273625000 +0200 +++ thread.c 2006-09-24 14:22:59.064500000 +0200 @@ -293,7 +293,7 @@ void cThread::Cancel(int WaitSeconds) { running = false; - if (active) { + if (active && WaitSeconds > -1) { if (WaitSeconds > 0) { for (time_t t0 = time(NULL) + WaitSeconds; time(NULL) < t0; ) { if (!Active()) Cheers, Udo