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ntp_workimpl.h revision 1.2.4.2 
      1  1.2.4.2  snj /*	$NetBSD: ntp_workimpl.h,v 1.2.4.2 2014/12/25 02:28:04 snj Exp $	*/
      2  1.2.4.2  snj 
      3  1.2.4.2  snj /*
      4  1.2.4.2  snj  * ntp_workimpl.h - selects worker child implementation
      5  1.2.4.2  snj  */
      6  1.2.4.2  snj #ifndef NTP_WORKIMPL_H
      7  1.2.4.2  snj #define NTP_WORKIMPL_H
      8  1.2.4.2  snj 
      9  1.2.4.2  snj /*
     10  1.2.4.2  snj  * Some systems do not support fork() and don't have an alternate
     11  1.2.4.2  snj  * threads implementation of ntp_intres.  Such systems are limited
     12  1.2.4.2  snj  * to using numeric IP addresses.
     13  1.2.4.2  snj  */
     14  1.2.4.2  snj #if defined(SYS_WINNT)
     15  1.2.4.2  snj # define WORK_THREAD
     16  1.2.4.2  snj #elif defined(ISC_PLATFORM_USETHREADS) && \
     17  1.2.4.2  snj       defined(HAVE_SEM_TIMEDWAIT) && \
     18  1.2.4.2  snj       (defined(HAVE_GETCLOCK) || defined(HAVE_CLOCK_GETTIME))
     19  1.2.4.2  snj # define WORK_THREAD
     20  1.2.4.2  snj # define WORK_PIPE
     21  1.2.4.2  snj #elif defined(VMS) || defined(SYS_VXWORKS)
     22  1.2.4.2  snj   /* empty */
     23  1.2.4.2  snj #elif defined(HAVE_WORKING_FORK)
     24  1.2.4.2  snj # define WORK_FORK
     25  1.2.4.2  snj # define WORK_PIPE
     26  1.2.4.2  snj #endif
     27  1.2.4.2  snj 
     28  1.2.4.2  snj #if defined(WORK_FORK) || defined(WORK_THREAD)
     29  1.2.4.2  snj # define WORKER
     30  1.2.4.2  snj #endif
     31  1.2.4.2  snj 
     32  1.2.4.2  snj #endif	/* !NTP_WORKIMPL_H */
     33