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Re: STC for libapr1 failure


On 2/15/2012 12:45 PM, Corinna Vinschen wrote:
> On Feb 15 11:39, David Rothenberger wrote:
>> On 2/15/2012 7:38 AM, Corinna Vinschen wrote:
>>> Did I mention that I hate synchronization problems?  Anyway, I think I
>>> found the problem.  I applied a patch which fixes the problem for me
>>> and, surprise!, the flock test still runs fine, too.  I've just uploaded
>>> a new snapshot.  Please give it a try.
>>
>> All the procmutex tests pass now! Awesome!
>>
>> But... now one of the flock tests is failing. It takes a while to
>> extract a STC from the APR test suite because everything is written in
>> APR-ese and I have to convert every APR call into the base C library
>> calls. I'll work on that over the next day or three.
>>
>> The gist of the test that's failing is this:
>>
>>  * Create a file.
>>  * Get an exclusive flock on it.
>>  * Spawn a child process that attempts to get an exclusive, non-blocking
>>    lock on the file.
>>
>> The test is expecting that the child will not be able to get the lock,
>> but the child is able to.
> 
> Did I really mention that I hate synchronization problems?

Yeah, you mentioned it. :-)

> Does it fork/exec or does it only exec? 

Looks like fork/exec. execv to be precise.

> I guess I really need the testcase.

I'll try to work on that tonight.

-- 
David Rothenberger  ----  daveroth@acm.org

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