242 lines
8.2 KiB
C
242 lines
8.2 KiB
C
/*
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* Written by Joel Sherrill <joel@OARcorp.com>.
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*
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* COPYRIGHT (c) 1989-2000.
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*
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* On-Line Applications Research Corporation (OAR).
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose without fee is hereby granted, provided that this entire notice
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* is included in all copies of any software which is or includes a copy
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* or modification of this software.
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*
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* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
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* WARRANTY. IN PARTICULAR, THE AUTHOR MAKES NO REPRESENTATION
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* OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY OF THIS
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* SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
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*
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* $Id$
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*/
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#ifndef _SYS_FEATURES_H
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#define _SYS_FEATURES_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Macros to determine that newlib is being used. Put in this header to
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* be similar to where glibc stores its version of these macros.
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*/
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#define __NEWLIB__ 2
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#define __NEWLIB_MINOR__ 1
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/* Macro to test version of GCC. Returns 0 for non-GCC or too old GCC. */
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#ifndef __GNUC_PREREQ
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# if defined __GNUC__ && defined __GNUC_MINOR__
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# define __GNUC_PREREQ(maj, min) \
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((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
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# else
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# define __GNUC_PREREQ(maj, min) 0
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# endif
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#endif /* __GNUC_PREREQ */
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/* Version with trailing underscores for BSD compatibility. */
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#define __GNUC_PREREQ__(ma, mi) __GNUC_PREREQ(ma, mi)
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/* RTEMS adheres to POSIX -- 1003.1b with some features from annexes. */
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#ifdef __rtems__
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#define _POSIX_JOB_CONTROL 1
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#define _POSIX_SAVED_IDS 1
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#define _POSIX_VERSION 199309L
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#define _POSIX_ASYNCHRONOUS_IO 1
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#define _POSIX_FSYNC 1
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#define _POSIX_MAPPED_FILES 1
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#define _POSIX_MEMLOCK 1
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#define _POSIX_MEMLOCK_RANGE 1
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#define _POSIX_MEMORY_PROTECTION 1
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#define _POSIX_MESSAGE_PASSING 1
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#define _POSIX_MONOTONIC_CLOCK 200112L
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#define _POSIX_PRIORITIZED_IO 1
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#define _POSIX_PRIORITY_SCHEDULING 1
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#define _POSIX_REALTIME_SIGNALS 1
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#define _POSIX_SEMAPHORES 1
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/* #define _POSIX_SHARED_MEMORY_OBJECTS 1 */
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#define _POSIX_SYNCHRONIZED_IO 1
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#define _POSIX_TIMERS 1
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#define _POSIX_BARRIERS 200112L
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#define _POSIX_READER_WRITER_LOCKS 200112L
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#define _POSIX_SPIN_LOCKS 200112L
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/* In P1003.1b but defined by drafts at least as early as P1003.1c/D10 */
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#define _POSIX_THREADS 1
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#define _POSIX_THREAD_ATTR_STACKADDR 1
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#define _POSIX_THREAD_ATTR_STACKSIZE 1
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#define _POSIX_THREAD_PRIORITY_SCHEDULING 1
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#define _POSIX_THREAD_PRIO_INHERIT 1
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#define _POSIX_THREAD_PRIO_PROTECT 1
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#define _POSIX_THREAD_PROCESS_SHARED 1
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#define _POSIX_THREAD_SAFE_FUNCTIONS 1
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/* P1003.4b/D8 defines the constants below this comment. */
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#define _POSIX_SPAWN 1
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#define _POSIX_TIMEOUTS 1
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#define _POSIX_CPUTIME 1
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#define _POSIX_THREAD_CPUTIME 1
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#define _POSIX_SPORADIC_SERVER 1
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#define _POSIX_THREAD_SPORADIC_SERVER 1
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#define _POSIX_DEVICE_CONTROL 1
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#define _POSIX_DEVCTL_DIRECTION 1
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#define _POSIX_INTERRUPT_CONTROL 1
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#define _POSIX_ADVISORY_INFO 1
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/* UNIX98 added some new pthread mutex attributes */
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#define _UNIX98_THREAD_MUTEX_ATTRIBUTES 1
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#endif
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/* XMK loosely adheres to POSIX -- 1003.1 */
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#ifdef __XMK__
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#define _POSIX_THREADS 1
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#define _POSIX_THREAD_PRIORITY_SCHEDULING 1
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#endif
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#ifdef __svr4__
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# define _POSIX_JOB_CONTROL 1
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# define _POSIX_SAVED_IDS 1
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# define _POSIX_VERSION 199009L
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#endif
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#ifdef __CYGWIN__
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#if !defined(__STRICT_ANSI__) || defined(__cplusplus) || __STDC_VERSION__ >= 199901L
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#define _POSIX_VERSION 200112L
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#define _POSIX2_VERSION 200112L
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#define _XOPEN_VERSION 600
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#define _POSIX_ADVISORY_INFO 200112L
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/* #define _POSIX_ASYNCHRONOUS_IO -1 */
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/* #define _POSIX_BARRIERS -1 */
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#define _POSIX_CHOWN_RESTRICTED 1
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#define _POSIX_CLOCK_SELECTION 200112L
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#define _POSIX_CPUTIME 200112L
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#define _POSIX_FSYNC 200112L
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#define _POSIX_IPV6 200112L
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#define _POSIX_JOB_CONTROL 1
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#define _POSIX_MAPPED_FILES 200112L
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/* #define _POSIX_MEMLOCK -1 */
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#define _POSIX_MEMLOCK_RANGE 200112L
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#define _POSIX_MEMORY_PROTECTION 200112L
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#define _POSIX_MESSAGE_PASSING 200112L
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#define _POSIX_MONOTONIC_CLOCK 200112L
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#define _POSIX_NO_TRUNC 1
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/* #define _POSIX_PRIORITIZED_IO -1 */
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#define _POSIX_PRIORITY_SCHEDULING 200112L
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#define _POSIX_RAW_SOCKETS 200112L
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#define _POSIX_READER_WRITER_LOCKS 200112L
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#define _POSIX_REALTIME_SIGNALS 200112L
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#define _POSIX_REGEXP 1
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#define _POSIX_SAVED_IDS 1
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#define _POSIX_SEMAPHORES 200112L
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#define _POSIX_SHARED_MEMORY_OBJECTS 200112L
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#define _POSIX_SHELL 1
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/* #define _POSIX_SPAWN -1 */
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#define _POSIX_SPIN_LOCKS 200112L
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/* #define _POSIX_SPORADIC_SERVER -1 */
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#define _POSIX_SYNCHRONIZED_IO 200112L
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#define _POSIX_THREAD_ATTR_STACKADDR 200112L
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#define _POSIX_THREAD_ATTR_STACKSIZE 200112L
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#define _POSIX_THREAD_CPUTIME 200112L
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/* #define _POSIX_THREAD_PRIO_INHERIT -1 */
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/* #define _POSIX_THREAD_PRIO_PROTECT -1 */
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#define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L
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#define _POSIX_THREAD_PROCESS_SHARED 200112L
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#define _POSIX_THREAD_SAFE_FUNCTIONS 200112L
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/* #define _POSIX_THREAD_SPORADIC_SERVER -1 */
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#define _POSIX_THREADS 200112L
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/* #define _POSIX_TIMEOUTS -1 */
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#define _POSIX_TIMERS 1
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/* #define _POSIX_TRACE -1 */
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/* #define _POSIX_TRACE_EVENT_FILTER -1 */
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/* #define _POSIX_TRACE_INHERIT -1 */
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/* #define _POSIX_TRACE_LOG -1 */
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/* #define _POSIX_TYPED_MEMORY_OBJECTS -1 */
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#define _POSIX_VDISABLE '\0'
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#define _POSIX2_C_BIND 200112L
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#define _POSIX2_C_DEV 200112L
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#define _POSIX2_CHAR_TERM 200112L
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/* #define _POSIX2_FORT_DEV -1 */
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/* #define _POSIX2_FORT_RUN -1 */
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/* #define _POSIX2_LOCALEDEF -1 */
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/* #define _POSIX2_PBS -1 */
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/* #define _POSIX2_PBS_ACCOUNTING -1 */
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/* #define _POSIX2_PBS_CHECKPOINT -1 */
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/* #define _POSIX2_PBS_LOCATE -1 */
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/* #define _POSIX2_PBS_MESSAGE -1 */
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/* #define _POSIX2_PBS_TRACK -1 */
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#define _POSIX2_SW_DEV 200112L
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#define _POSIX2_UPE 200112L
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#define _POSIX_V6_ILP32_OFF32 -1
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#ifdef __LP64__
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#define _POSIX_V6_ILP32_OFFBIG -1
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#define _POSIX_V6_LP64_OFF64 1
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#define _POSIX_V6_LPBIG_OFFBIG 1
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#else
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#define _POSIX_V6_ILP32_OFFBIG 1
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#define _POSIX_V6_LP64_OFF64 -1
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#define _POSIX_V6_LPBIG_OFFBIG -1
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#endif
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#define _XBS5_ILP32_OFF32 _POSIX_V6_ILP32_OFF32
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#define _XBS5_ILP32_OFFBIG _POSIX_V6_ILP32_OFFBIG
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#define _XBS5_LP64_OFF64 _POSIX_V6_LP64_OFF64
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#define _XBS5_LPBIG_OFFBIG _POSIX_V6_LPBIG_OFFBIG
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#define _XOPEN_CRYPT 1
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#define _XOPEN_ENH_I18N 1
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/* #define _XOPEN_LEGACY -1 */
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/* #define _XOPEN_REALTIME -1 */
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/* #define _XOPEN_REALTIME_THREADS -1 */
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#define _XOPEN_SHM 1
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/* #define _XOPEN_STREAMS -1 */
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/* #define _XOPEN_UNIX -1 */
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#endif /* !__STRICT_ANSI__ || __cplusplus || __STDC_VERSION__ >= 199901L */
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/* The value corresponds to UNICODE version 4.0, which is the version
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supported by XP. Newlib supports 5.2 (2011) but so far Cygwin needs
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the MS conversions for double-byte charsets. */
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#define __STDC_ISO_10646__ 200305L
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#endif /* __CYGWIN__ */
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/* ESP-IDF-specific: enable pthreads support */
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#ifdef __XTENSA__
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#define _POSIX_THREADS 1
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#define _UNIX98_THREAD_MUTEX_ATTRIBUTES 1
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#endif
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/* Per the permission given in POSIX.1-2008 section 2.2.1, define
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* _POSIX_C_SOURCE if _XOPEN_SOURCE is defined and _POSIX_C_SOURCE is not.
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* (_XOPEN_SOURCE indicates that XSI extensions are desired by an application.)
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* This permission is first granted in 2008, but use it for older ones, also.
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* Allow for _XOPEN_SOURCE to be empty (from the earliest form of it, before it
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* was required to have specific values).
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*/
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#if !defined(_POSIX_C_SOURCE) && defined(_XOPEN_SOURCE)
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#if (_XOPEN_SOURCE - 0) == 700 /* POSIX.1-2008 */
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#define _POSIX_C_SOURCE 200809L
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#elif (_XOPEN_SOURCE - 0) == 600 /* POSIX.1-2001 or 2004 */
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#define _POSIX_C_SOURCE 200112L
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#elif (_XOPEN_SOURCE - 0) == 500 /* POSIX.1-1995 */
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#define _POSIX_C_SOURCE 199506L
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#elif (_XOPEN_SOURCE - 0) < 500 /* really old */
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#define _POSIX_C_SOURCE 2
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#endif
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_FEATURES_H */
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