Function futex_global_table_delete

components/lwp/lwp_futex_table.c:71–88

* @brief Delete a futex from the global hash table * * @param[in] key Pointer to the shared futex key structure * * @return rt_err_t Returns RT_EOK if deleted successfully, -RT_ENOENT if not found */

 * @return rt_err_t Returns RT_EOK if deleted successfully, -RT_ENOENT if not found
 */
rt_err_t futex_global_table_delete(struct shared_futex_key *key)
{
    rt_err_t rc;
    struct shared_futex_entry *entry;

    RT_UTHASH_FIND(_futex_hash_head, key, sizeof(struct shared_futex_key), entry);
    if (entry)
    {
        RT_UTHASH_DELETE(_futex_hash_head, entry);
        rc = RT_EOK;
    }
    else
    {
        rc = -RT_ENOENT;
    }

    return rc;
}