/* See LICENSE for license details. */

/* These functions are intended for embedded RV32 systems and are
   obviously incorrect in general. */
void *__wrap_malloc(unsigned long sz);
void __wrap_free(void *ptr);

void *__wrap_malloc(unsigned long sz) {
  extern void *sbrk(long);
  void *res = sbrk(sz);
  if ((long)res == -1)
    return 0;
  return res;
}

void __wrap_free(void *ptr) { (void)(ptr); }