1: /*
   2:  *  Written by Joel Sherrill <joel@OARcorp.com>.
   3:  *
   4:  *  COPYRIGHT (c) 1989-2000.
   5:  *
   6:  *  On-Line Applications Research Corporation (OAR).
   7:  *
   8:  *  Permission to use, copy, modify, and distribute this software for any
   9:  *  purpose without fee is hereby granted, provided that this entire notice
  10:  *  is included in all copies of any software which is or includes a copy
  11:  *  or modification of this software.
  12:  *
  13:  *  THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
  14:  *  WARRANTY.  IN PARTICULAR,  THE AUTHOR MAKES NO REPRESENTATION
  15:  *  OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
  16:  *  SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  17:  *
  18:  *  $Id: features.h,v 1.6 2004/02/09 02:22:01 cgf Exp $
  19:  */
  20: 
  21: #ifndef _SYS_FEATURES_H
  22: #define _SYS_FEATURES_H
  23: 
  24: #ifdef __cplusplus
  25: extern "C" {
  26: #endif
  27: 
  28: /* RTEMS adheres to POSIX -- 1003.1b with some features from annexes.  */
  29: 
  30: #ifdef __rtems__
  31: #define _POSIX_JOB_CONTROL        1
  32: #define _POSIX_SAVED_IDS          1
  33: #define _POSIX_VERSION      199309L
  34: #define _POSIX_ASYNCHRONOUS_IO    1
  35: #define _POSIX_FSYNC      1
  36: #define _POSIX_MAPPED_FILES   1
  37: #define _POSIX_MEMLOCK      1
  38: #define _POSIX_MEMLOCK_RANGE    1
  39: #define _POSIX_MEMORY_PROTECTION  1
  40: #define _POSIX_MESSAGE_PASSING    1
  41: #define _POSIX_PRIORITIZED_IO   1
  42: #define _POSIX_PRIORITY_SCHEDULING  1
  43: #define _POSIX_REALTIME_SIGNALS   1
  44: #define _POSIX_SEMAPHORES   1
  45: #define _POSIX_SHARED_MEMORY_OBJECTS  1
  46: #define _POSIX_SYNCHRONIZED_IO    1
  47: #define _POSIX_TIMERS     1
  48: 
  49: 
  50: /* In P1003.1b but defined by drafts at least as early as P1003.1c/D10  */
  51: #define _POSIX_THREADS        1
  52: #define _POSIX_THREAD_ATTR_STACKADDR    1
  53: #define _POSIX_THREAD_ATTR_STACKSIZE    1
  54: #define _POSIX_THREAD_PRIORITY_SCHEDULING 1
  55: #define _POSIX_THREAD_PRIO_INHERIT    1
  56: #define _POSIX_THREAD_PRIO_PROTECT    1
  57: #define _POSIX_THREAD_PROCESS_SHARED    1
  58: #define _POSIX_THREAD_SAFE_FUNCTIONS    1
  59: 
  60: /* P1003.4b/D8 defines the constants below this comment. */
  61: #define _POSIX_SPAWN        1
  62: #define _POSIX_TIMEOUTS       1
  63: #define _POSIX_CPUTIME        1
  64: #define _POSIX_THREAD_CPUTIME     1
  65: #define _POSIX_SPORADIC_SERVER      1
  66: #define _POSIX_THREAD_SPORADIC_SERVER   1
  67: #define _POSIX_DEVICE_CONTROL     1
  68: #define _POSIX_DEVCTL_DIRECTION     1
  69: #define _POSIX_INTERRUPT_CONTROL    1
  70: #define _POSIX_ADVISORY_INFO      1
  71: 
  72: #endif
  73: 
  74: #ifdef __svr4__
  75: # define _POSIX_JOB_CONTROL     1
  76: # define _POSIX_SAVED_IDS       1
  77: # define _POSIX_VERSION 199009L
  78: #endif
  79: 
  80: #ifdef __CYGWIN__
  81: # define _POSIX_JOB_CONTROL     1
  82: # define _POSIX_SAVED_IDS     0
  83: # define _POSIX_VERSION       199009L
  84: # define _POSIX_THREADS                         1
  85: # define _POSIX_THREAD_PROCESS_SHARED           1
  86: # define _POSIX_THREAD_SAFE_FUNCTIONS           1
  87: # define _POSIX_THREAD_PRIORITY_SCHEDULING      1
  88: # define _POSIX_THREAD_ATTR_STACKSIZE           1
  89: # define _POSIX_SEMAPHORES                      1
  90: # define _POSIX_TIMERS        1
  91: #endif
  92: 
  93: #ifdef __cplusplus
  94: }
  95: #endif
  96: #endif /* _SYS_FEATURES_H */
  97: