result = a->weight - b->weight;
- if(result)
+ if(result) {
return result;
+ }
result = strcmp(a->from->name, b->from->name);
- if(result)
+ if(result) {
return result;
+ }
return strcmp(a->to->name, b->to->name);
}
-void init_edges(void) {
+void init_edges(meshlink_handle_t *mesh) {
mesh->edges = splay_alloc_tree((splay_compare_t) edge_weight_compare, NULL);
}
splay_delete_tree(edge_tree);
}
-void exit_edges(void) {
- splay_delete_tree(mesh->edges);
+void exit_edges(meshlink_handle_t *mesh) {
+ if(mesh->edges) {
+ splay_delete_tree(mesh->edges);
+ }
+
+ mesh->edges = NULL;
}
/* Creation and deletion of connection elements */
free(e);
}
-void edge_add(edge_t *e) {
+void edge_add(meshlink_handle_t *mesh, edge_t *e) {
splay_insert(mesh->edges, e);
splay_insert(e->from->edge_tree, e);
e->reverse = lookup_edge(e->to, e->from);
- if(e->reverse)
+ if(e->reverse) {
e->reverse->reverse = e;
+ }
}
-void edge_del(edge_t *e) {
- if(e->reverse)
+void edge_del(meshlink_handle_t *mesh, edge_t *e) {
+ if(e->reverse) {
e->reverse->reverse = NULL;
+ }
splay_delete(mesh->edges, e);
splay_delete(e->from->edge_tree, e);