int pool_update_state(pool_proc* dpool, pool_mutex* dpool_mutex) {
int free_n = 0;
pthread_mutex_lock(&dpool_mutex->mutex);
for (int i = 0; i < dpool_mutex->processing_n; i++) {
if (dpool[i].status == 0) {
free_n++;
} else if (dpool[i].status == 1) {
if (kill(dpool[i].pid, 0) != 0) {
dpool[i].status=0;
free_n++;
}
}
}
if (free_n < N && dpool_mutex->processing_n+M < BACKLOG)
pool_set(dpool, dpool_mutex);
else if (free_n > K)
pool_fit(M, dpool, dpool_mutex);
pthread_mutex_unlock(&dpool_mutex->mutex);
return 0;
}
static cos_inline struct AutoRelease*
pool_get(void)
{
struct AutoRelease *pool = pthread_getspecific(_pool_key);
if (pool) return pool;
pool_set(&_pool0);
return &_pool0;
}
