Treeset skeleton

treeset/treeset.h

@@ -0,0 +1,26 @@
+#pragma once
+
+#include <stddef.h>
+
+typedef struct treeset treeset_t;
+typedef struct treeset_node treeset_node_t;
+
+/*
+ * Cast a and b to your custom struct and return:
+ * 1 for greater than
+ * -1 for less than
+ *  0 for equal
+ */
+int treeset_demo_cmp(void *a, void *b) {
+    if (*((int *)a) > *((int *)a))
+        return -1;
+    if (*((int *)a) < *((int *)a))
+        return 1;
+
+    return 0;
+}
+
+void treeset_destroy(treeset_t *set);
+void put(treeset_t *set, void *data, int (*cmp)(void *, void *));
+// contains
+// remove