src/OS/os.c-HI-OSF

   1 /* $Cambridge: exim/src/OS/os.c-HI-OSF,v 1.1 2004/10/06 15:07:39 ph10 Exp $ */
   2
   3 /*************************************************
   4 *     Exim - an Internet mail transport agent    *
   5 *************************************************/
   6
   7 /* Copyright (c) University of Cambridge 2001 */
   8 /* See the file NOTICE for conditions of use and distribution. */
   9
  10 /* HI-OSF-specific code. This is concatenated onto the generic
  11 src/os.c file. OSF has an apparently unique way of getting the
  12 load average, so we provide a unique function here, and define
  13 OS_LOAD_AVERAGE to stop src/os.c trying to provide the function. */
  14
  15 #ifndef OS_LOAD_AVERAGE
  16 #define OS_LOAD_AVERAGE
  17
  18 #include <sys/table.h>
  19
  20 int
  21 os_getloadavg(void)
  22 {
  23 double avg;
  24 struct tbl_loadavg load_avg;
  25
  26 table (TBL_LOADAVG, 0, &load_avg, 1, sizeof (load_avg));
  27
  28 avg = (load_avg.tl_lscale == 0)?
  29   load_avg.tl_avenrun.d[0] :
  30   (load_avg.tl_avenrun.l[0] / (double)load_avg.tl_lscale);
  31
  32 return (int)(avg * 1000.0);
  33 }
  34
  35 #endif  /* OS_LOAD_AVERAGE */
  36
  37 /* End of os.c-HI-OSF */