Function malloc

mm/umm_heap/umm_malloc.c:55–79

#undef malloc
FAR void *malloc(size_t size)
{
#if defined(CONFIG_ARCH_ADDRENV) && defined(CONFIG_BUILD_KERNEL)
  /* Use memalign() because it implements the sbrk() logic */

  return memalign(sizeof(FAR void *), size);
#else
  FAR void *ret;

  /* Use mm_malloc() because it implements the clear */

  ret = mm_malloc(USR_HEAP, size);
  if (ret == NULL)
    {
      set_errno(ENOMEM);
    }
  else
    {
      mm_notify_pressure(mm_heapfree(USR_HEAP),
                         mm_heapfree_largest(USR_HEAP));
    }

  return ret;
#endif
}