WIP routesearch; fix route trades cache block linked list

diff --git a/yarrg/rsvalue.c b/yarrg/rsvalue.c
index da7dbaf232bca44c85d733f5cd8830215a044f1f..70e1f65d96cbd683a08aab16867102a5e54de232 100644 (file)
--- a/yarrg/rsvalue.c
+++ b/yarrg/rsvalue.c
@@ -143,7 +143,7 @@ static IslandPair *ipair_get(int si, int di) {
   ip->ntrades= 0;
   ip->trades= 0;
   int inblock= TRADES_PER_BLOCK;
-  TradesBlock *block= 0;
+  TradesBlock *block=0, **tail=&ip->trades;
 
   debugf("VALUE ipair_get(%d,%d) running...\n", si,di);
   SQL_MUST( sqlite3_bind_int(ss_ipair_dist, 1, si) );
@@ -159,8 +159,9 @@ static IslandPair *ipair_get(int si, int di) {
   while (SQL_STEP(ss_ipair_trades)) {
     if (inblock == TRADES_PER_BLOCK) {
       block= mmalloc(sizeof(*block));
-      block->next= ip->trades;
-      ip->trades= block;
+      block->next= 0;
+      *tail= block;
+      tail= &block->next;
       inblock= 0;
     }
     int *irp, i;