unsigned long long get_ts ( void )
{
struct timeval then;
gettimeofday( &then, NULL );
return tv_to_ts( &then );
}
static int rd_timedlock(pthread_rwlock_t *lock, int timeout)
{
tv_t now;
ts_t abs;
int ret;
tv_time(&now);
tv_to_ts(&abs, &now);
abs.tv_sec += timeout;
ret = pthread_rwlock_timedrdlock(lock, &abs);
return ret;
}
int _mutex_timedlock(mutex_t *lock, int timeout, const char *file, const char *func, const int line)
{
tv_t now;
ts_t abs;
int ret;
tv_time(&now);
tv_to_ts(&abs, &now);
abs.tv_sec += timeout;
ret = pthread_mutex_timedlock(&lock->mutex, &abs);
if (!ret) {
lock->file = file;
lock->func = func;
lock->line = line;
}
return ret;
}
int _cksem_mswait(sem_t *sem, int ms, const char *file, const char *func, const int line)
{
ts_t abs_timeout, ts_now;
tv_t tv_now;
int ret;
tv_time(&tv_now);
tv_to_ts(&ts_now, &tv_now);
ms_to_ts(&abs_timeout, ms);
timeraddspec(&abs_timeout, &ts_now);
ret = sem_timedwait(sem, &abs_timeout);
if (ret) {
if (likely(errno == ETIMEDOUT))
return ETIMEDOUT;
if (errno == EINTR)
return EINTR;
quitfrom(1, file, func, line, "Failed to sem_timedwait errno=%d sem=0x%p", errno, sem);
}
return 0;
}
