TAO/tests/Nested_Upcall_Crash/Clock_Ticks.cpp

   1 /**
   2  * @file Clock_Ticks.cpp
   3  *
   4  * @author Carlos O'Ryan <coryan@atdesk.com>
   5  */
   6 #include "Clock_Ticks.h"
   7
   8 long
   9 Clock_Ticks::get_hz ()
  10 {
  11 #if defined(_SC_CLK_TCK)
  12   long r = ACE_OS::sysconf(_SC_CLK_TCK);
  13   if(r != -1)
  14     return r;
  15 #endif /* _SC_CLK_TCK */
  16
  17 #if defined(CLK_TCK)
  18   return CLK_TCK;
  19 #elif defined(HZ)
  20   return HZ;
  21 #else
  22   return 100; // A good guess for most systems!
  23 #endif /* CLK_TCK */
  24 }
  25
  26 int
  27 Clock_Ticks::get_usecs_per_tick ()
  28 {
  29   return 1000000 / get_hz ();
  30 }