X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fgraph.c;h=9b545fd702922f7c73c45ca63db5cef4396b168a;hb=067f1db82ec2cf7c9a3fabe4f3e3e022714e8cbe;hp=9d435c2385d3096921abeee8be92be5a9bf95f71;hpb=f393a5cc0a2a7b0cd1d5b06166966d7af6f9daf5;p=collection4.git

diff --git a/src/graph.c b/src/graph.c
index 9d435c2..9b545fd 100644
--- a/src/graph.c
+++ b/src/graph.c
@@ -484,6 +484,20 @@ int graph_compare (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
   return (ident_compare (cfg->select, ident));
 } /* }}} int graph_compare */
 
+static int graph_sort_instances_cb (const void *v0, const void *v1) /* {{{ */
+{
+  return (inst_compare (*(graph_instance_t * const *) v0,
+        *(graph_instance_t * const *) v1));
+} /* }}} int graph_sort_instances_cb */
+
+size_t graph_num_instances (graph_config_t *cfg) /* {{{ */
+{
+  if (cfg == NULL)
+    return ((size_t) -1);
+
+  return (cfg->instances_num);
+} /* }}} size_t graph_num_instances */
+
 int graph_sort_instances (graph_config_t *cfg) /* {{{ */
 {
   if (cfg == NULL)
@@ -493,7 +507,7 @@ int graph_sort_instances (graph_config_t *cfg) /* {{{ */
     return (0);
 
   qsort (cfg->instances, cfg->instances_num, sizeof (*cfg->instances),
-      (void *) ident_compare);
+      graph_sort_instances_cb);
 
   return (0);
 } /* }}} int graph_sort_instances */