Re: [boost] Re: recursive mutex and condition

From: Roland Schwarz (roland.schwarz_at_[hidden])
Date: 2004-11-04 06:19:58

Incidentally I found the following, which I think applies to the case:

http://users.actcom.co.il/~choo/lupg/tutorials/multi-thread/multi-thread.html

 > ...
 > Using A Condition Variable - A Complete Example
 > ...
 >
 > 3. The mutex itself MUST be a recursive mutex. In order to see why, 
look at the
 > code of the 'handle_requests_loop' function. You will notice that it 
first locks the
 > mutex, and afterwards calls the 'get_request' function, which locks 
the mutex again.
 >  If we used a non-recursive mutex, we'd get locked indefinitely in 
the mutex locking
 > operation of the 'get_request' function.

Don't get me wrong, altough I understand the reasoning of the various 
posters, the use
of recursive mutex does not seem to be considered wrong in general.

Roland