4 files changed, 12 insertions, 3 deletions

diff --git a/bitbake/lib/bb/build.py b/bitbake/lib/bb/build.py
index 77af92abee..f49b2836b6 100644
--- a/bitbake/lib/bb/build.py
+++ b/bitbake/lib/bb/build.py
@@ -152,6 +152,9 @@ def exec_func(func, d, dirs = None):
     os.dup2(so.fileno(), oso[1])
     os.dup2(se.fileno(), ose[1])
 
+    # Since we've remapped stdout and stderr, its safe for log messages to be printed there now
+    # exec_func can nest so we have to save state
+    origstdout = bb.event.useStdout
     bb.event.useStdout = True
 
     locks = []
@@ -179,7 +182,10 @@ def exec_func(func, d, dirs = None):
         for lock in locks:
             bb.utils.unlockfile(lock)
 
-        bb.event.useStdout = False
+        sys.stdout.flush()
+        sys.stderr.flush()
+
+        bb.event.useStdout = origstdout
 
         # Restore the backup fds
         os.dup2(osi[0], osi[1])
diff --git a/bitbake/lib/bb/event.py b/bitbake/lib/bb/event.py
index f5ba6eab3c..45458c2d63 100644
--- a/bitbake/lib/bb/event.py
+++ b/bitbake/lib/bb/event.py
@@ -110,6 +110,7 @@ def fire_from_worker(event, d):
     if not event.startswith("<event>") or not event.endswith("</event>"):
         print("Error, not an event %s" % event)
         return
+    #print "Got event %s" % event
     event = pickle.loads(event[7:-8])
     fire_ui_handlers(event, d)
 
diff --git a/bitbake/lib/bb/msg.py b/bitbake/lib/bb/msg.py
index 5bb30e8dd3..21692d930d 100644
--- a/bitbake/lib/bb/msg.py
+++ b/bitbake/lib/bb/msg.py
@@ -133,7 +133,9 @@ def error(msgdomain, msg, fn = None):
 
 def fatal(msgdomain, msg, fn = None):
     bb.event.fire(MsgFatal(msg), None)
-    print('FATAL: %s' % (msg))
+
+    if bb.event.useStdout:
+        print('FATAL: %s' % (msg))
     sys.exit(1)
 
 def plain(msg, fn = None):
diff --git a/bitbake/lib/bb/runqueue.py b/bitbake/lib/bb/runqueue.py
index 67f265bc80..ef5256f14c 100644
--- a/bitbake/lib/bb/runqueue.py
+++ b/bitbake/lib/bb/runqueue.py
@@ -1467,5 +1467,5 @@ class runQueuePipe():
         while self.read():
             continue
         if len(self.queue) > 0:
-            print("Warning, worker left partial message")
+            print("Warning, worker left partial message: %s" % self.queue)
         self.fd.close()