Function sys_mq_close

components/lwp/lwp_syscall.c:9389–9398

* @brief Close a message queue descriptor. * * This function closes a message queue descriptor. After calling this function, the * descriptor can no longer be used to interact with the message queue. Any resources * associated with the descriptor are released. If the message queue was opened with the * `O_CLOEXEC` flag, it will be automatically closed when the calling process executes * an `

 * @see sys_mq_open, sys_mq_unlink
 */
sysret_t sys_mq_close(mqd_t mqd)
{
    int ret = 0;
#ifdef ARCH_MM_MMU
    ret = mq_close(mqd);
#else
    ret = mq_close(mqd);
#endif
    return (ret < 0 ? GET_ERRNO() : ret);
}

#define ICACHE (1<<0)
#define DCACHE (1<<1)