# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1314202740 14400
# Node ID 7aafa7a2edad72ab6e60986f4ee556184e1eb90e
# Parent  7872afb42fab9501c6603f2e86f51b08896e978a
sscanf: correctly set output position when reading stops at end of string

* file-io.cc (Fsscanf): Set POS output to string length if reading
stops at end of string.

diff --git a/src/file-io.cc b/src/file-io.cc
--- a/src/file-io.cc
+++ b/src/file-io.cc
@@ -1247,7 +1247,8 @@
                           // position will clear it.
                           std::string errmsg = os.error ();
 
-                          retval(3) = os.tell () + 1;
+                          retval(3)
+                            = (os.eof () ? data.length () : os.tell ()) + 1;
                           retval(2) = errmsg;
                           retval(1) = count;
                           retval(0) = tmp;