Only wait when necessary.

tmm1 · Oct 11, 2024 · 4d21dbe · 4d21dbe
1 parent 355af02
commit 4d21dbe
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ext/rbtrace.c b/ext/rbtrace.c
@@ -1067,7 +1067,7 @@ rbtrace__receive(void *data)
     // wait up to a second for the message to arrive
     for (n=0; n<10 && ret==-1; n++) {
       ret = msgrcv(rbtracer.mqi_id, &msg, sizeof(msg)-sizeof(long), 0, IPC_NOWAIT);
-      nanosleep((const struct timespec[]){{0, (100 % 1000) * 1000000}}, NULL); // 100ms
+      if (ret == -1) nanosleep((const struct timespec[]){{0, (100 % 1000) * 1000000}}, NULL); // 100ms
     }
 
     if (ret == -1) {