From 5596f936d81b6309b9703d2d3fd4c129bb351672 Mon Sep 17 00:00:00 2001
From: Fedor Indutny <fedor.indutny@gmail.com>
Date: Fri, 28 Feb 2014 17:25:28 +0400
Subject: [PATCH] node: invoke `beforeExit` again if loop was active

When `setImmediate(cb)` is called in `beforeExit` event handler the
consequent `uv_run(..., UV_RUN_NOWAIT)` may return `0`, even if there
was some active handles at start.

Fixes simple/test-beforeexit-event.js.
---
 src/node.cc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/node.cc b/src/node.cc
index 0a9a0cd81e..6accd4b5f2 100644
--- a/src/node.cc
+++ b/src/node.cc
@@ -3536,7 +3536,12 @@ int Start(int argc, char** argv) {
       more = uv_run(env->event_loop(), UV_RUN_ONCE);
       if (more == false) {
         EmitBeforeExit(env);
-        more = uv_run(env->event_loop(), UV_RUN_NOWAIT);
+
+        // Emit `beforeExit` if the loop became alive either after emitting
+        // event, or after running some callbacks.
+        more = uv_loop_alive(env->event_loop());
+        if (uv_run(env->event_loop(), UV_RUN_NOWAIT) != 0)
+          more = true;
       }
     } while (more == true);
     code = EmitExit(env);