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#include <time.h>
#include <errno.h>
#include "futex.h"
#include "syscall.h"
#include <stdio.h>
int __timedwait(volatile int *addr, int val, clockid_t clk, const struct timespec *at, int priv)
{
int r;
struct timespec to;
if (at) {
clock_gettime(clk, &to);
to.tv_sec = at->tv_sec - to.tv_sec;
if ((to.tv_nsec = at->tv_nsec - to.tv_nsec) < 0) {
to.tv_sec--;
to.tv_nsec += 1000000000;
}
if (to.tv_sec < 0) return ETIMEDOUT;
}
if (priv) priv = 128; priv=0;
r = -__syscall(__NR_futex, (long)addr, FUTEX_WAIT | priv, val, at ? (long)&to : 0);
if (r == ETIMEDOUT) return r;
return 0;
}
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