lib/libsys/sys_setalarm.c

   1 #include "syslib.h"
   2
   3 /*===========================================================================*
   4  *                               sys_setalarm                                *
   5  *===========================================================================*/
   6 int sys_setalarm(exp_time, abs_time)
   7 clock_t exp_time;       /* expiration time for the alarm */
   8 int abs_time;           /* use absolute or relative expiration time */
   9 {
  10 /* Ask the SYSTEM schedule a synchronous alarm for the caller. The process
  11  * number can be SELF if the caller doesn't know its process number.
  12  */
  13     message m;
  14     m.ALRM_EXP_TIME = exp_time;         /* the expiration time */
  15     m.ALRM_ABS_TIME = abs_time;         /* time is absolute? */
  16     return _kernel_call(SYS_SETALARM, &m);
  17 }
  18