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Fix shutdown

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This commit is contained in:
Gregory Burd 2013-07-02 22:07:34 -04:00
parent 2672bab3ea
commit b727538162
1 changed files with 4 additions and 6 deletions
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10
c_src/async_nif.h
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@ -252,7 +252,7 @@ async_nif_start_worker(struct async_nif_state *async_nif, struct async_nif_work_
we = SLIST_FIRST(&async_nif->we_joining);
while(we != NULL) {
struct async_nif_worker_entry *n = SLIST_NEXT(we, entries);
SLIST_REMOVE_HEAD(&async_nif->we_joining, entries);
SLIST_REMOVE(&async_nif->we_joining, we, async_nif_worker_entry, entries);
void *exit_value = 0; /* We ignore the thread_join's exit value. */
enif_thread_join(we->tid, &exit_value);
enif_free(we);
@ -451,11 +451,9 @@ async_nif_unload(ErlNifEnv *env, struct async_nif_state *async_nif)
q = &async_nif->queues[i];
enif_mutex_lock(q->reqs_mutex);
}
/* Set the shutdown flag so that worker threads will no continue
executing requests. */
async_nif->shutdown = 1;
for (i = 0; i < num_queues; i++) {
q = &async_nif->queues[i];
enif_mutex_unlock(q->reqs_mutex);
@ -463,20 +461,20 @@ async_nif_unload(ErlNifEnv *env, struct async_nif_state *async_nif)
/* Join for the now exiting worker threads. */
while(async_nif->we_active > 0) {
for (i = 0; i < num_queues; i++)
enif_cond_broadcast(async_nif->queues[i].reqs_cnd);
enif_mutex_lock(async_nif->we_mutex);
we = SLIST_FIRST(&async_nif->we_joining);
while(we != NULL) {
struct async_nif_worker_entry *n = SLIST_NEXT(we, entries);
SLIST_REMOVE_HEAD(&async_nif->we_joining, entries);
SLIST_REMOVE(&async_nif->we_joining, we, async_nif_worker_entry, entries);
void *exit_value = 0; /* We ignore the thread_join's exit value. */
enif_thread_join(we->tid, &exit_value);
enif_free(we);
async_nif->we_active--;
we = n;
}
enif_mutex_unlock(async_nif->we_mutex);
}
enif_mutex_destroy(async_nif->we_mutex);