1 files changed, 14 insertions, 2 deletions

diff --git a/ot_mutex.c b/ot_mutex.c
index 37d9962..c44efed 100644
--- a/ot_mutex.c
+++ b/ot_mutex.c
@@ -6,6 +6,7 @@
 /* System */
 #include <arpa/inet.h>
 #include <pthread.h>
+#include <stdatomic.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -145,9 +146,13 @@ ot_taskid mutex_workqueue_poptask(ot_tasktype *tasktype) {
         break;
       }
 
-    /* Wait until the next task is being fed */
-    if (!taskid)
+    /* Wait until the next task is being fed, unless the tracker is on its
+       way out, in which case the worker is meant to leave rather than wait */
+    if (!taskid) {
+      if (!g_opentracker_running)
+        break;
       pthread_cond_wait(&tasklist_being_filled, &tasklist_mutex);
+    }
   }
 
   /* Release lock */
@@ -271,6 +276,13 @@ void mutex_init(void) {
   memset(all_torrents, 0, sizeof(all_torrents));
 }
 
+/* Let every worker parked on the queue see that the tracker is stopping */
+void mutex_workqueue_wakeall(void) {
+  pthread_mutex_lock(&tasklist_mutex);
+  pthread_cond_broadcast(&tasklist_being_filled);
+  pthread_mutex_unlock(&tasklist_mutex);
+}
+
 void mutex_deinit(void) {
   size_t i;
   for (i = 0; i < OT_BUCKET_COUNT; ++i)