# HG changeset patch
# User Idan Kamara <idankk86@gmail.com>
# Date 1308658419 -10800
# Node ID 5fd5dd9a610a595384b5be6018cceccd98e47507
# Parent  1575dc5d399a37b5f417a56ccb57dc8d19ffba47
cmdserver: don't raise EOFError when trying to read 0 bytes from the client

diff -r 1575dc5d399a -r 5fd5dd9a610a mercurial/commandserver.py
--- a/mercurial/commandserver.py	Mon Jun 20 19:08:41 2011 -0300
+++ b/mercurial/commandserver.py	Tue Jun 21 15:13:39 2011 +0300
@@ -155,6 +155,9 @@
             raise util.Abort(_('unknown mode %s') % mode)
 
     def _read(self, size):
+        if not size:
+            return ''
+
         data = self.client.read(size)
 
         # is the other end closed?