static int make_child(server_rec *s, int slot)
{
int tid;
int err=0;
NXContext_t ctx;
if (slot + 1 > ap_max_workers_limit) {
ap_max_workers_limit = slot + 1;
}
ap_update_child_status_from_indexes(0, slot, WORKER_STARTING,
(request_rec *) NULL);
if (ctx = NXContextAlloc((void (*)(void *)) worker_main, (void*)slot, NX_PRIO_MED, ap_thread_stacksize, NX_CTX_NORMAL, &err)) {
char threadName[32];
sprintf (threadName, "Apache_Worker %d", slot);
NXContextSetName(ctx, threadName);
err = NXThreadCreate(ctx, NX_THR_BIND_CONTEXT, &tid);
if (err) {
NXContextFree (ctx);
}
}
if (err) {
/* create thread didn't succeed. Fix the scoreboard or else
* it will say SERVER_STARTING forever and ever
*/
ap_update_child_status_from_indexes(0, slot, WORKER_DEAD,
(request_rec *) NULL);
/* In case system resources are maxxed out, we don't want
Apache running away with the CPU trying to fork over and
over and over again. */
apr_thread_yield();
return -1;
}
ap_scoreboard_image->servers[0][slot].tid = tid;
return 0;
}
extern int __CBeginThread(
thread_fn * start_addr,
void * stack_bottom,
unsigned stack_size,
void * arglist
)
{
begin_thread_data data;
int error;
if( __NXSlotID == NO_INDEX ) {
__InitMultipleThread();
}
data.start_addr = start_addr;
data.stack_bottom = stack_bottom;
data.arglist = arglist;
if( NULL == (data.semaphore = NXSemaAlloc( 0, NULL )) )
return( -1 );
/*
// We create the thread as detached (non-joinable) and
// to automatically clear context
*/
if( data.cx = NXContextAlloc( (void (*)(void *))&begin_thread_helper, &data,NX_PRIO_MED, __SYS_ALLOCD_STACK, NX_CTX_NORMAL, &error ) ) {
error = NXThreadCreate( data.cx, NX_THR_DETACHED |NX_THR_BIND_CONTEXT, &data.nxtid );
}
if( 0 == error ) {
NXSemaWait( data.semaphore );
} else {
/* should we set errno here? */
data.tid = -1;
}
NXSemaFree( data.semaphore );
return( data.tid );
}
