Function mi_heap_free

3rd/mimalloc-2.0.9/src/heap.c:249–277

called from `mi_heap_destroy` and `mi_heap_delete` to free the internal heap resources.

// called from `mi_heap_destroy` and `mi_heap_delete` to free the internal heap resources.
static void mi_heap_free(mi_heap_t* heap) {
  mi_assert(heap != NULL);
  mi_assert_internal(mi_heap_is_initialized(heap));
  if (heap==NULL || !mi_heap_is_initialized(heap)) return;
  if (mi_heap_is_backing(heap)) return; // dont free the backing heap

  // reset default
  if (mi_heap_is_default(heap)) {
    _mi_heap_set_default_direct(heap->tld->heap_backing);
  }

  // remove ourselves from the thread local heaps list
  // linear search but we expect the number of heaps to be relatively small
  mi_heap_t* prev = NULL;
  mi_heap_t* curr = heap->tld->heaps;
  while (curr != heap && curr != NULL) {
    prev = curr;
    curr = curr->next;
  }
  mi_assert_internal(curr == heap);
  if (curr == heap) {
    if (prev != NULL) { prev->next = heap->next; }
                 else { heap->tld->heaps = heap->next; }
  }
  mi_assert_internal(heap->tld->heaps != NULL);

  // and free the used memory
  mi_free(heap);
}


/* -----------------------------------------------------------