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From "Brian Havard" <bri...@kheldar.apana.org.au>
Subject Re: cvs commit: apr/test testthread.c
Date Fri, 28 Dec 2001 01:04:11 GMT
On Thu, 27 Dec 2001 15:53:44 -0800, Aaron Bannert wrote:

>On Fri, Dec 28, 2001 at 10:47:53AM +1000, Brian Havard wrote:
>> On Thu, 27 Dec 2001 15:15:54 -0800, Aaron Bannert wrote:
>> >A problem with this is that it introduces a second way to return a
>> >status from an exiting thread.
>> What's wrong with that? Both ways are already available so they should both
>> have the same type. It's a very simple change.
>I would agree, I'd just rather not have two ways of doing the same thing. It
>means we'll have to maintain it in two places, and it'll confuse people
>using our lib.

It's no different than having both "return from main()" & exit() at the
process level.

>> > One reason we need apr_thread_exit is
>> >so that we can exit the thread without falling all the way back to the
>> >initially called apr_thread_start_t function.
>> >Another reason* why we need apr_thread_exit that I just relized is that
>> >it destroys the thread's pool. If the thread exits w/o calling
>> >apr_thread_exit then it is leaking memory.
>> >
>> >-aaron
>> >
>> >*I'll rush off and check all apr_thread_create's to make sure they
>> >have all the apr_thread_exit()s that they need.
>> It'd be better to just make dummy_worker() do an apr_pool_destroy() before
>> returning. That prevents the leak while still allowing return to be used.
>I see no problem with that. Better yet, dummy_worker() could call
>apr_thread_exit() itself, since you'll never make it back into the return
>clause of dummy_worker() if you already called apr_thread_exit().


>I'm -0 on introducing two ways to do the same thing.

It's not introducing anything. Both ways already exist & we can't take
either away so they may as well be consistent.

 |  Brian Havard                 |  "He is not the messiah!                   |
 |  brianh@kheldar.apana.org.au  |  He's a very naughty boy!" - Life of Brian |

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