X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;ds=inline;f=src%2Fgraph.c;h=9d435c2385d3096921abeee8be92be5a9bf95f71;hb=f393a5cc0a2a7b0cd1d5b06166966d7af6f9daf5;hp=49bd765f0ad7a25a0cfcc6c4b6901a2b037842f1;hpb=d03bbb38c5177de7ad4da2934980ebd9d119f287;p=collection4.git

diff --git a/src/graph.c b/src/graph.c
index 49bd765..9d435c2 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 */
 
+int graph_sort_instances (graph_config_t *cfg) /* {{{ */
+{
+  if (cfg == NULL)
+    return (EINVAL);
+
+  if (cfg->instances_num < 2)
+    return (0);
+
+  qsort (cfg->instances, cfg->instances_num, sizeof (*cfg->instances),
+      (void *) ident_compare);
+
+  return (0);
+} /* }}} int graph_sort_instances */
+
 int graph_clear_instances (graph_config_t *cfg) /* {{{ */
 {
   size_t i;