From 616e75523b0b1bbe730631dba70224b55cfaaa57 Mon Sep 17 00:00:00 2001
From: Richard Purdie <rpurdie@linux.intel.com>
Date: Fri, 20 Aug 2010 12:25:19 +0100
Subject: bitbake: Correctly route events from the worker to the server

Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
---
 bitbake/bin/bitbake-runtask | 17 ++++++++++++-----
 bitbake/lib/bb/build.py     |  8 +++++++-
 bitbake/lib/bb/event.py     |  1 +
 bitbake/lib/bb/msg.py       |  4 +++-
 bitbake/lib/bb/runqueue.py  |  2 +-
 5 files changed, 24 insertions(+), 8 deletions(-)

diff --git a/bitbake/bin/bitbake-runtask b/bitbake/bin/bitbake-runtask
index 417f3949c..dee25cdf2 100755
--- a/bitbake/bin/bitbake-runtask
+++ b/bitbake/bin/bitbake-runtask
@@ -31,19 +31,26 @@ warnings.simplefilter("ignore", DeprecationWarning)
 
 import bb.event
 
-# Need to map our I/O correctly. Currently stdout is a pipe to 
-# the server expecting events. We save this and map stdout to stderr.
+# Need to map our I/O correctly. stdout is a pipe to the server expecting 
+# events. We save this and then map stdout to stderr.
 
 eventfd = os.dup(sys.stdout.fileno())
 bb.event.worker_pipe = os.fdopen(eventfd, 'w', 0)
-# Replace those fds with our own
+
+# map stdout to stderr
 os.dup2(sys.stderr.fileno(), sys.stdout.fileno())
 
+# Replace those fds with our own
+#logout = data.expand("${TMPDIR}/log/stdout.%s" % os.getpid(), self.cfgData, True)
+#mkdirhier(os.path.dirname(logout))
+#newso = open("/tmp/stdout.%s" % os.getpid(), 'w')
+#os.dup2(newso.fileno(), sys.stdout.fileno())
+#os.dup2(newso.fileno(), sys.stderr.fileno())
+
 # Save out the PID so that the event can include it the
 # events
 bb.event.worker_pid = os.getpid()
-bb.event.usestdout = False
-
+bb.event.useStdout = False
 
 import bb.cooker
 
diff --git a/bitbake/lib/bb/build.py b/bitbake/lib/bb/build.py
index 77af92abe..f49b2836b 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 f5ba6eab3..45458c2d6 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 5bb30e8dd..21692d930 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 67f265bc8..ef5256f14 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()
-- 
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