# HG changeset patch
# User Ben Wing <ben@xemacs.org>
# Date 1261883072 21600
# Node ID 780bb5441c1491187b1883b5e3cb435812212eca
# Parent  2e1527b8385bc7ed3207fc4300f32ffbe9d6c424
use call3_check_string on all invocations of external handlers in expand-file-name

diff -r 2e1527b8385b -r 780bb5441c14 src/fileio.c
--- a/src/fileio.c	Thu Dec 24 19:46:51 2009 -0600
+++ b/src/fileio.c	Sat Dec 26 21:04:32 2009 -0600
@@ -794,8 +794,9 @@
       handler = Ffind_file_name_handler (default_directory, Qexpand_file_name);
       if (!NILP (handler))
 	RETURN_UNGCPRO_EXIT_PROFILING (QSin_expand_file_name,
-				       call3 (handler, Qexpand_file_name,
-					      name, default_directory));
+				       call3_check_string
+                                       (handler, Qexpand_file_name,
+				        name, default_directory));
     }
 
   o = XSTRING_DATA (default_directory);