DEBUG3

Author: floriandejonckheere

ext/polyphony/backend_common.c

@@ -167,8 +167,12 @@ VALUE backend_base_switch_fiber(VALUE backend, struct Backend_base *base) {
   RB_GC_GUARD(next.value);
   if (next.fiber == current_fiber) return next.value;
 
-  if (unlikely(fiber_blocked_in_external_scheduler(next.fiber)))
-    return rb_fiber_resume(next.fiber, 1, &next.value);
+  {
+    int blocked = fiber_blocked_in_external_scheduler(next.fiber);
+    fprintf(stderr, "[DBG2] switch cur=%ld next=%ld blocked=%d\n", NUM2LONG(rb_obj_id(current_fiber)), NUM2LONG(rb_obj_id(next.fiber)), blocked);
+    if (unlikely(blocked))
+      return rb_fiber_resume(next.fiber, 1, &next.value);
+  }
 
   return FIBER_TRANSFER(next.fiber, next.value);
 }