FreeLists / openbeos / [openbeos] Re: odd code in expander

[Alan Westbrook <alan@xxxxxxxxxxxxxx>]

Ah, so threads spawned from that thread? Interesting.

=)

Alan

Korli wrote:
> hi Alan
>
> Alan Westbrook wrote:
>
> > 1) using get_thread_info to see if the thread is ok is susceptable to 
> > race conditions.
> i agree this call is not very useful
>
> > 2) What is the purpose of gettign the thread name?
>
> idem, this code is copy pasted from ZipOMatic :) but we don't test the 
> thread name any more.
> It could be optimized, yes. Thanks for noticing.
>
> > 3) Why is the signal being sent to the negative of the thread id?
> The signal should be sent not only to the thread with this id, but to 
> its child threads too. The thread is being put in a process group when 
> created so that child threads are with it. When sending a signal with a 
> negative of the id, it is sent to the group. It is useful for tar | gz 
> commands for example.
>
> Jerome