librt/timer_settime.c

   1 /*
   2  * timer_settime.c - set the timer.
   3  */
   4
   5 #include <errno.h>
   6 #include <stdlib.h>
   7 #include <time.h>
   8 #include <sys/syscall.h>
   9
  10 #include "kernel-posix-timers.h"
  11
  12 #if defined(__NR_timer_settime) || defined(__NR_timer_settime64)
  13
  14 #if defined(__UCLIBC_USE_TIME64__) && defined(__NR_timer_settime64)
  15 #include "internal/time64_helpers.h"
  16
  17 int timer_settime(timer_t timerid, int flags, const struct itimerspec *value, struct itimerspec *ovalue)
  18 {
  19         struct timer *kt = (struct timer *)timerid;
  20
  21         return INLINE_SYSCALL(timer_settime64, 4, kt->ktimerid, flags, TO_ITS64_P(value), ovalue);
  22 }
  23 #else
  24 #define __NR___syscall_timer_settime __NR_timer_settime
  25
  26 static __inline__ _syscall4(int, __syscall_timer_settime, kernel_timer_t, ktimerid,
  27                         int, flags, const void *, value, void *, ovalue);
  28
  29 /* Set the expiration time for a timer */
  30 int timer_settime(timer_t timerid, int flags, const struct itimerspec *value,
  31                   struct itimerspec *ovalue)
  32 {
  33         struct timer *kt = (struct timer *)timerid;
  34
  35         /* Set timeout */
  36         return __syscall_timer_settime(kt->ktimerid, flags, value, ovalue);
  37 }
  38
  39 #endif
  40 #endif