X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/a8747834bb7d56ef1e57be5404824d6a638ba2d4..0c207c37488b1f548caf9fc4f392bac16094c227:/server/trackdb.c

diff --git a/server/trackdb.c b/server/trackdb.c
index ae3a7e2..6f89f2a 100644
--- a/server/trackdb.c
+++ b/server/trackdb.c
@@ -1,6 +1,6 @@
 /*
  * This file is part of DisOrder
- * Copyright (C) 2005, 2006 Richard Kettlewell
+ * Copyright (C) 2005, 2006, 2007 Richard Kettlewell
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -581,9 +581,15 @@ static int compute_alias(char **aliasp,
   const char *s = config->alias, *t, *expansion, *part;
   int c, used_db = 0, slash_prefix, err;
   struct kvp *at;
+  const char *const root = find_track_root(track);
 
+  if(!root) {
+    /* Bodge for tracks with no root */
+    *aliasp = 0;
+    return 0;
+  }
   dynstr_init(&d);
-  dynstr_append_string(&d, find_track_root(track));
+  dynstr_append_string(&d, root);
   while((c = (unsigned char)*s++)) {
     if(c != '{') {
       dynstr_append(&d, c);