features.h

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/*
 *  Written by Joel Sherrill <[e-mail]>.
 *
 *  COPYRIGHT (c) 1989-2000.
 *
 *  On-Line Applications Research Corporation (OAR).
 *
 *  Permission to use, copy, modify, and distribute this software for any
 *  purpose without fee is hereby granted, provided that this entire notice
 *  is included in all copies of any software which is or includes a copy
 *  or modification of this software.
 *
 *  THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
 *  WARRANTY.  IN PARTICULAR,  THE AUTHOR MAKES NO REPRESENTATION
 *  OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
 *  SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
 *
 *  $Id: features.h,v 1.3 2001/04/12 00:05:57 cgf Exp $
 */

#ifndef _SYS_FEATURES_H
#define _SYS_FEATURES_H

#ifdef __cplusplus
extern "C" {
#endif

/* RTEMS adheres to POSIX -- 1003.1b with some features from annexes.  */

#ifdef __rtems__
#define _POSIX_JOB_CONTROL     		1
#define _POSIX_SAVED_IDS       		1
#define _POSIX_VERSION			199309L
#define _POSIX_ASYNCHRONOUS_IO		1
#define _POSIX_FSYNC			1
#define _POSIX_MAPPED_FILES		1
#define _POSIX_MEMLOCK			1
#define _POSIX_MEMLOCK_RANGE		1
#define _POSIX_MEMORY_PROTECTION	1
#define _POSIX_MESSAGE_PASSING		1
#define _POSIX_PRIORITIZED_IO		1
#define _POSIX_PRIORITY_SCHEDULING	1
#define _POSIX_REALTIME_SIGNALS		1
#define _POSIX_SEMAPHORES		1
#define _POSIX_SHARED_MEMORY_OBJECTS	1
#define _POSIX_SYNCHRONIZED_IO		1
#define _POSIX_TIMERS			1


/* In P1003.1b but defined by drafts at least as early as P1003.1c/D10  */
#define _POSIX_THREADS				1
#define _POSIX_THREAD_ATTR_STACKADDR		1
#define _POSIX_THREAD_ATTR_STACKSIZE		1
#define _POSIX_THREAD_PRIORITY_SCHEDULING	1
#define _POSIX_THREAD_PRIO_INHERIT		1
#define _POSIX_THREAD_PRIO_PROTECT		1
#define _POSIX_THREAD_PROCESS_SHARED		1
#define _POSIX_THREAD_SAFE_FUNCTIONS		1

/* P1003.4b/D8 defines the constants below this comment. */
#define _POSIX_SPAWN				1
#define _POSIX_TIMEOUTS				1
#define _POSIX_CPUTIME				1
#define _POSIX_THREAD_CPUTIME			1
#define _POSIX_SPORADIC_SERVER			1
#define _POSIX_THREAD_SPORADIC_SERVER		1
#define _POSIX_DEVICE_CONTROL			1
#define _POSIX_DEVCTL_DIRECTION			1
#define _POSIX_INTERRUPT_CONTROL		1
#define _POSIX_ADVISORY_INFO			1

#endif

#ifdef __svr4__
# define _POSIX_JOB_CONTROL     1
# define _POSIX_SAVED_IDS       1
# define _POSIX_VERSION 199009L
#endif

#ifdef __CYGWIN__
# define _POSIX_JOB_CONTROL	1
# define _POSIX_SAVED_IDS	0
# define _POSIX_VERSION		199009L
# define _POSIX_THREADS                          1
# define _POSIX_THREAD_PROCESS_SHARED            1
# define _POSIX_THREAD_SAFE_FUNCTIONS            1
# define _POSIX_THREAD_PRIORITY_SCHEDULING       1
# define _POSIX_THREAD_ATTR_STACKSIZE            1
#endif

#ifdef __cplusplus
}
#endif
#endif /* _SYS_FEATURES_H */