cpp: TTransport: set END_OF_FILE TException code if read returns 0

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@920674 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/cpp/src/transport/TTransport.h b/lib/cpp/src/transport/TTransport.h
index eb0d5df..f9e20ce 100644
--- a/lib/cpp/src/transport/TTransport.h
+++ b/lib/cpp/src/transport/TTransport.h
@@ -102,7 +102,8 @@
     while (have < len) {
       get = read(buf+have, len-have);
       if (get <= 0) {
-        throw TTransportException("No more data to read.");
+        throw TTransportException(TTransportException::END_OF_FILE,
+				  "No more data to read.");
       }
       have += get;
     }