Refactor array, add attaching functional

src/array/comparison.c

@@ -0,0 +1,35 @@
+/* This software is licensed by the MIT License, see LICENSE file */
+/*                                Copyright © 2022 Gregory Lirent */
+
+#include "include.h"
+
+int array_compare(const arr_t* s0, const arr_t* s1) {
+    void *e, *p0, *p1;
+    int cmp;
+
+    if (s0 == s1 || (!s0->size && !s0->size))
+        return 0;
+
+    if (s0->type != s1->type)
+        return (s0->type < s1->type) ? -1 : 1;
+
+    if (s0->size != s1->size)
+        return (s0->size < s1->size) ? -1 : 1;
+
+    p0 = s0->mem;
+    p1 = s1->mem;
+
+    e  = array_end(s0);
+
+    do {
+        cmp = vtype_compare_eq(p0, p1, s0->type);
+
+        if (cmp == 0) {
+            p0 += vtype_size(s0->type);
+            p1 += vtype_size(s0->type);
+        } else return cmp;
+
+    } while (p0 < e);
+
+    return 0;
+}