#include <stdio.h>
#include <stdint.h>
#include <stddef.h>
#include <unistd.h>
#include <sys/mman.h>

#include "alloc_api.h"

void *get_new_region(uintptr_t size) {
  void *m = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
  if (m == MAP_FAILED) {
    return 0;
  }
  return m;
}

void error(char *msg) {
  printf("=== ALLOCATOR ERROR ===\n%s\n====== END ERROR ======\n", msg);
}

int main() {
	printf("Hello, World!\n");
  struct Arena arena = {
    NULL,
    NULL,
    get_new_region,
    error,
  };
	return 0;
}