[FTR pyserial:37] Support fileno() function in the socket protocol

git-svn-id: http://svn.code.sf.net/p/pyserial/code/trunk/pyserial@496 f19166aa-fa4f-0410-85c2-fa1106f25c8a

1 files changed, 5 insertions, 1 deletions

diff --git a/serial/urlhandler/protocol_socket.py b/serial/urlhandler/protocol_socket.py
index c90a8e4..09a23d0 100644
--- a/serial/urlhandler/protocol_socket.py
+++ b/serial/urlhandler/protocol_socket.py
@@ -242,7 +242,11 @@ class SocketSerial(SerialBase):
         return True
 
     # - - - platform specific - - -
-    # None so far
+
+    # works on Linux and probably all the other POSIX systems
+    def fileno(self):
+        """Get the file handle of the underlying socket for use with select"""
+        return self._socket.fileno()
 
 
 # assemble Serial class with the platform specific implementation and the base