X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=rlogin.c;h=a80d12e3cea6d49e6a9aeb6342829b5b5acb02e3;hb=869989e7e66524b8d412e70be0b72080cf0e9fac;hp=97699aea6260b8c2e325efc0837d18c8ba0d5b16;hpb=3270c74f9e72136e396775cf2d071c3a358e1489;p=PuTTY.git

diff --git a/rlogin.c b/rlogin.c
index 97699aea..a80d12e3 100644
--- a/rlogin.c
+++ b/rlogin.c
@@ -68,7 +68,8 @@ static int rlogin_receive(Plug plug, int urgent, char *data, int len)
 	    }
 	    firstbyte = 0;
 	}
-	c_write(data, len);
+	if (len > 0)
+            c_write(data, len);
     }
     return 1;
 }
@@ -217,6 +218,12 @@ static int rlogin_ldisc(int option)
     return 0;
 }
 
+static int rlogin_exitcode(void)
+{
+    /* If we ever implement RSH, we'll probably need to do this properly */
+    return 0;
+}
+
 Backend rlogin_backend = {
     rlogin_init,
     rlogin_send,
@@ -224,6 +231,7 @@ Backend rlogin_backend = {
     rlogin_size,
     rlogin_special,
     rlogin_socket,
+    rlogin_exitcode,
     rlogin_sendok,
     rlogin_ldisc,
     rlogin_unthrottle,