(w32_get_long_filename): Handle root dirs correctly.

[bpt/emacs.git] / src / w32.c

diff --git a/src/w32.c b/src/w32.c
index 46d9505..d50cff5 100644 (file)
--- a/src/w32.c
+++ b/src/w32.c
@@ -503,9 +503,10 @@ w32_get_long_filename (char * name, char * buf, int size)
   len = parse_root (full, &p);
   memcpy (o, full, len);
   o += len;
+  *o = '\0';
   size -= len;
 
-  do
+  while (p != NULL && *p)
     {
       q = p;
       p = strchr (q, '\\');
@@ -528,7 +529,6 @@ w32_get_long_filename (char * name, char * buf, int size)
       else
        return FALSE;
     }
-  while (p != NULL && *p);
 
   return TRUE;
 }