X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fodr_util.c;h=6efa6c03fcdbd4ffdee376bca3c15daaa994c2b7;hb=5ae2f74ba9b27bb7e926d5908471ac79371f7823;hp=644c3c37c25fbcfdfc2f84209cd44bf7d104e021;hpb=d02429b9a7fb8bb01961a51c2446eb1dce048c78;p=yaz-moved-to-github.git

diff --git a/src/odr_util.c b/src/odr_util.c
index 644c3c3..6efa6c0 100644
--- a/src/odr_util.c
+++ b/src/odr_util.c
@@ -1,5 +1,5 @@
 /* This file is part of the YAZ toolkit.
- * Copyright (C) 1995-2012 Index Data
+ * Copyright (C) 1995-2013 Index Data
  * See the file LICENSE for details.
  */
 /**
@@ -20,7 +20,7 @@ void odr_prname(ODR o, const char *name)
     if (o->op->indent < 16)
         odr_printf(o, "%*s", o->op->indent * 2, "");
     else
-        odr_printf(o, "level=%-7d%*s", o->op->indent, 
+        odr_printf(o, "level=%-7d%*s", o->op->indent,
                    2 * (o->op->indent % 8) , "");
     if (name)
         odr_printf(o, "%s ", name);
@@ -107,13 +107,12 @@ char *odr_prepend(ODR o, const char *prefix, const char *old)
     char *res = (char*) odr_malloc (o, olen + plen + 2);
 
     *res = '\0';
-    if (prefix != 0)
-        strcpy (res, prefix);
-    if (prefix != 0 && old != 0)
-        strcat (res, "/");
-    if (old !=0)
-        strcat (res, old);
-
+    if (plen > 0)
+        strcpy(res, prefix);
+    if (plen > 0 && old != 0)
+        strcat(res, "/");
+    if (old != 0)
+        strcat(res, old);
     return res;
 }
 /*