# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@fb.com>
# Date 1433505263 25200
# Node ID 2afa748138e09c3400aa25fd0954cb42208134c1
# Parent  408b7979bf03acf1944a138d41e5a2abeed26c9d
sshpeer: allow doublepipe on unbuffered main pipe

The output pipe does not have manually managed read buffer (actually, no read
anything). To also use the doublepipe for outgoing write (useful to consume
remote output when pushing large set of data) we need the doublepipe to work on
standard pipe too.

diff -r 408b7979bf03 -r 2afa748138e0 mercurial/sshpeer.py
--- a/mercurial/sshpeer.py	Wed May 20 10:58:29 2015 -0500
+++ b/mercurial/sshpeer.py	Fri Jun 05 04:54:23 2015 -0700
@@ -65,7 +65,7 @@
 
         (This will only wait for data if the setup is supported by `util.poll`)
         """
-        if self._main.hasbuffer:
+        if getattr(self._main, 'hasbuffer', False): # getattr for classic pipe
             return (True, True) # main has data, assume side is worth poking at.
         fds = [self._main.fileno(), self._side.fileno()]
         try: