From df5022054dfbf3b7767e3c2af9e8a0758517fa2e Mon Sep 17 00:00:00 2001
From: Vinay Sajip <vinay_sajip@yahoo.co.uk>
Date: Sat, 1 Jan 2022 16:32:02 +0000
Subject: [PATCH] Fix #55: Poll subcommands when accessing
 Pipeline.returncodes.

---
 sarge/__init__.py | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sarge/__init__.py b/sarge/__init__.py
index 62f9df7..51e9027 100644
--- a/sarge/__init__.py
+++ b/sarge/__init__.py
@@ -1123,9 +1123,8 @@ def returncodes(self):
             for c in self.commands:
                 rc = None
                 if c.process:
-                    rc = c.process.returncode
+                    rc = c.process.poll()
                 result.append(rc)
-            # result = [c.process.returncode for c in self.commands]
         return result
 
     def wait_events(self):