third_party/ulib/musl/src/thread/mtx_timedlock.c

#include <zircon/syscalls.h>
#include <lib/sync/mutex.h>
#include <threads.h>

#include "time_conversion.h"

int mtx_timedlock(mtx_t* restrict m, const struct timespec* restrict ts) {
    zx_time_t deadline = ZX_TIME_INFINITE;
    int ret = __timespec_to_deadline(ts, CLOCK_REALTIME, &deadline);
    if (ret)
        return ret == ETIMEDOUT ? thrd_timedout : thrd_error;

    zx_status_t status = sync_mutex_timedlock((sync_mutex_t*)&m->__i, deadline);
    switch (status) {
    default:
        return thrd_error;
    case 0:
        return thrd_success;
    case ZX_ERR_TIMED_OUT:
        return thrd_timedout;
    }
}