better example - more real usecase

array_handle_test.c

@@ -0,0 +1,32 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "handle.h"
+
+struct Vektor {
+	int count;
+	int *v;
+}; handle(Vektor) {
+	if(state == HANDLE_CREAT) {
+		this->count = *(int*) data;
+		this->v = calloc(this->count, sizeof(int));
+	} else if (state == HANDLE_DESTR){
+		if(this->v) free(this->v);
+	}
+}
+
+int main() {
+	int n;
+	printf("Number of elements to sum: ");
+	scanf(" %d", &n);
+	creat(Vektor, data, &n);
+	// printf("vektor.count:%d\n", data.count);
+
+	for(int i = 0; i < data.count; ++i) {
+		scanf(" %d", &n);
+		data.v[i] = n;
+	}
+	n = 0; for(int i = 0; i < data.count; ++i) n += data.v[i];
+	printf("Sum: %d\n", n);
+
+	return 0;
+}