include/sys/features.h

   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 1.3 2001/04/12 00:05:57 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 #if defined(__CYGWIN__) || defined(__MSYS__)
  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 #endif
  90
  91 #ifdef __cplusplus
  92 }
  93 #endif
  94 #endif /* _SYS_FEATURES_H */