Re: [info-performer] Performer 3.2 & sproc on IRIX. is there a bug here ?

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From: Clive Harding (clive++at++sgi.com)
Date: 01/13/2005 03:28:30

I think this is because a low level arena created by the sproc call is
clashing with one already created by performer.

Try sproc'ing a dummy thread before pfInit()/pfConfig().

Clive.

Jean-Christophe Lombardo wrote:
> Hi,
>
> It seems that release 3.2 of Performer introduce a change of behavior
> regarding threads...
> I am no more abble to launch a thread with sproc(): the system error 16
> (ressource busy) is triggered.
> Is there any workaround ?
>
> I am using Performer 3.2 on an Onyx 300 under IRIX 6.5.25
>
> jcl
>
> PS: To show this I modified the common/main.c in
> /usr/share/Performer/src/sample/C
> I added these lines just before the main:
> void threadedFunc(void *data)
> {
> while (1) {
> pfNotify(PFNFY_WARN, PFNFY_PRINT,
> "The thread is still running !");
> sleep(2);
> }
> }
>
> and these ones just before entering the Application main loop
> pid_t thread = sproc(threadedFunc, PR_SALL, 0);
> pfNotify(PFNFY_WARN, PFNFY_PRINT,
> "Launched thread %d, oserror is %d.",
> thread, oserror());
> perror("System says ");
>
> It runs well with performer 3.1.1 but not with 3.2...

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