http://bugzilla/bugzilla/show_bug.cgi?id=3808 - odd output in IceGrid/activation test.

Squashed commit of the following:

commit 201ba9220339ff3a1a828b16782bf78d39949ed7
Author: Matthew Newhook <matthew@centosvm4.matthew.zeroc.com>
Date:   Thu Mar 12 01:51:20 2009 +0800

    Delay the start of the reading thread until "ok" has been printed.

commit a5eadfe584720f93502fffcd08ef40acab5416c6
Author: Matthew Newhook <matthew@centosvm4.matthew.zeroc.com>
Date:   Thu Mar 12 00:52:17 2009 +0800

    added missing flush.

1 files changed, 6 insertions, 1 deletions

diff --git a/scripts/Expect.py b/scripts/Expect.py
index 06aad79af2e..cc02bcda0f1 100755
--- a/scripts/Expect.py
+++ b/scripts/Expect.py
@@ -115,6 +115,7 @@ class reader(threading.Thread):
 		    self._tbuf.truncate(0)
 	    else:
 		sys.stdout.write(c)
+		sys.stdout.flush()
 
     def enabletrace(self, supress = None):
 	self.cv.acquire()
@@ -287,7 +288,7 @@ def splitCommand(command_line):
     return arg_list
 
 class Expect (object):
-    def __init__(self, command, timeout=30, logfile=None, mapping = None, desc = None, cwd = None, env = None):
+    def __init__(self, command, startReader = True, timeout=30, logfile=None, mapping = None, desc = None, cwd = None, env = None):
 	self.buf = "" # The part before the match
 	self.before = "" # The part before the match
 	self.after = "" # The part after the match
@@ -324,6 +325,10 @@ class Expect (object):
 	# terminates and joins with the reader thread.
 	self.r.setDaemon(True)
 
+	if startReader:
+	    self.startReader()
+
+    def startReader(self):
 	self.r.start()
 
     def __del__(self):