/* * Written by Joel Sherrill <joel@OARcorp.com>. * * 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. * * $Id$ */ #ifndef _SYS_FEATURES_H #define _SYS_FEATURES_H #ifdef __cplusplus extern "C" { #endif /* Macros to determine that newlib is being used. Put in this header to * be similar to where glibc stores its version of these macros. */ #define __NEWLIB__ 2 #define __NEWLIB_MINOR__ 1 /* Macro to test version of GCC. Returns 0 for non-GCC or too old GCC. */ #ifndef __GNUC_PREREQ # if defined __GNUC__ && defined __GNUC_MINOR__ # define __GNUC_PREREQ(maj, min) \ ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) # else # define __GNUC_PREREQ(maj, min) 0 # endif #endif /* __GNUC_PREREQ */ /* Version with trailing underscores for BSD compatibility. */ #define __GNUC_PREREQ__(ma, mi) __GNUC_PREREQ(ma, mi) /* 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_MONOTONIC_CLOCK 200112L #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 #define _POSIX_BARRIERS 200112L #define _POSIX_READER_WRITER_LOCKS 200112L #define _POSIX_SPIN_LOCKS 200112L /* 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 /* UNIX98 added some new pthread mutex attributes */ #define _UNIX98_THREAD_MUTEX_ATTRIBUTES 1 #endif /* XMK loosely adheres to POSIX -- 1003.1 */ #ifdef __XMK__ #define _POSIX_THREADS 1 #define _POSIX_THREAD_PRIORITY_SCHEDULING 1 #endif #ifdef __svr4__ # define _POSIX_JOB_CONTROL 1 # define _POSIX_SAVED_IDS 1 # define _POSIX_VERSION 199009L #endif #ifdef __CYGWIN__ #if !defined(__STRICT_ANSI__) || defined(__cplusplus) || __STDC_VERSION__ >= 199901L #define _POSIX_VERSION 200112L #define _POSIX2_VERSION 200112L #define _XOPEN_VERSION 600 #define _POSIX_ADVISORY_INFO 200112L /* #define _POSIX_ASYNCHRONOUS_IO -1 */ /* #define _POSIX_BARRIERS -1 */ #define _POSIX_CHOWN_RESTRICTED 1 #define _POSIX_CLOCK_SELECTION 200112L #define _POSIX_CPUTIME 200112L #define _POSIX_FSYNC 200112L #define _POSIX_IPV6 200112L #define _POSIX_JOB_CONTROL 1 #define _POSIX_MAPPED_FILES 200112L /* #define _POSIX_MEMLOCK -1 */ #define _POSIX_MEMLOCK_RANGE 200112L #define _POSIX_MEMORY_PROTECTION 200112L #define _POSIX_MESSAGE_PASSING 200112L #define _POSIX_MONOTONIC_CLOCK 200112L #define _POSIX_NO_TRUNC 1 /* #define _POSIX_PRIORITIZED_IO -1 */ #define _POSIX_PRIORITY_SCHEDULING 200112L #define _POSIX_RAW_SOCKETS 200112L #define _POSIX_READER_WRITER_LOCKS 200112L #define _POSIX_REALTIME_SIGNALS 200112L #define _POSIX_REGEXP 1 #define _POSIX_SAVED_IDS 1 #define _POSIX_SEMAPHORES 200112L #define _POSIX_SHARED_MEMORY_OBJECTS 200112L #define _POSIX_SHELL 1 /* #define _POSIX_SPAWN -1 */ #define _POSIX_SPIN_LOCKS 200112L /* #define _POSIX_SPORADIC_SERVER -1 */ #define _POSIX_SYNCHRONIZED_IO 200112L #define _POSIX_THREAD_ATTR_STACKADDR 200112L #define _POSIX_THREAD_ATTR_STACKSIZE 200112L #define _POSIX_THREAD_CPUTIME 200112L /* #define _POSIX_THREAD_PRIO_INHERIT -1 */ /* #define _POSIX_THREAD_PRIO_PROTECT -1 */ #define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L #define _POSIX_THREAD_PROCESS_SHARED 200112L #define _POSIX_THREAD_SAFE_FUNCTIONS 200112L /* #define _POSIX_THREAD_SPORADIC_SERVER -1 */ #define _POSIX_THREADS 200112L /* #define _POSIX_TIMEOUTS -1 */ #define _POSIX_TIMERS 1 /* #define _POSIX_TRACE -1 */ /* #define _POSIX_TRACE_EVENT_FILTER -1 */ /* #define _POSIX_TRACE_INHERIT -1 */ /* #define _POSIX_TRACE_LOG -1 */ /* #define _POSIX_TYPED_MEMORY_OBJECTS -1 */ #define _POSIX_VDISABLE '\0' #define _POSIX2_C_BIND 200112L #define _POSIX2_C_DEV 200112L #define _POSIX2_CHAR_TERM 200112L /* #define _POSIX2_FORT_DEV -1 */ /* #define _POSIX2_FORT_RUN -1 */ /* #define _POSIX2_LOCALEDEF -1 */ /* #define _POSIX2_PBS -1 */ /* #define _POSIX2_PBS_ACCOUNTING -1 */ /* #define _POSIX2_PBS_CHECKPOINT -1 */ /* #define _POSIX2_PBS_LOCATE -1 */ /* #define _POSIX2_PBS_MESSAGE -1 */ /* #define _POSIX2_PBS_TRACK -1 */ #define _POSIX2_SW_DEV 200112L #define _POSIX2_UPE 200112L #define _POSIX_V6_ILP32_OFF32 -1 #ifdef __LP64__ #define _POSIX_V6_ILP32_OFFBIG -1 #define _POSIX_V6_LP64_OFF64 1 #define _POSIX_V6_LPBIG_OFFBIG 1 #else #define _POSIX_V6_ILP32_OFFBIG 1 #define _POSIX_V6_LP64_OFF64 -1 #define _POSIX_V6_LPBIG_OFFBIG -1 #endif #define _XBS5_ILP32_OFF32 _POSIX_V6_ILP32_OFF32 #define _XBS5_ILP32_OFFBIG _POSIX_V6_ILP32_OFFBIG #define _XBS5_LP64_OFF64 _POSIX_V6_LP64_OFF64 #define _XBS5_LPBIG_OFFBIG _POSIX_V6_LPBIG_OFFBIG #define _XOPEN_CRYPT 1 #define _XOPEN_ENH_I18N 1 /* #define _XOPEN_LEGACY -1 */ /* #define _XOPEN_REALTIME -1 */ /* #define _XOPEN_REALTIME_THREADS -1 */ #define _XOPEN_SHM 1 /* #define _XOPEN_STREAMS -1 */ /* #define _XOPEN_UNIX -1 */ #endif /* !__STRICT_ANSI__ || __cplusplus || __STDC_VERSION__ >= 199901L */ /* The value corresponds to UNICODE version 4.0, which is the version supported by XP. Newlib supports 5.2 (2011) but so far Cygwin needs the MS conversions for double-byte charsets. */ #define __STDC_ISO_10646__ 200305L #endif /* __CYGWIN__ */ /* ESP-IDF-specific: enable pthreads support */ #ifdef __XTENSA__ #define _POSIX_THREADS 1 #define _UNIX98_THREAD_MUTEX_ATTRIBUTES 1 #endif /* Per the permission given in POSIX.1-2008 section 2.2.1, define * _POSIX_C_SOURCE if _XOPEN_SOURCE is defined and _POSIX_C_SOURCE is not. * (_XOPEN_SOURCE indicates that XSI extensions are desired by an application.) * This permission is first granted in 2008, but use it for older ones, also. * Allow for _XOPEN_SOURCE to be empty (from the earliest form of it, before it * was required to have specific values). */ #if !defined(_POSIX_C_SOURCE) && defined(_XOPEN_SOURCE) #if (_XOPEN_SOURCE - 0) == 700 /* POSIX.1-2008 */ #define _POSIX_C_SOURCE 200809L #elif (_XOPEN_SOURCE - 0) == 600 /* POSIX.1-2001 or 2004 */ #define _POSIX_C_SOURCE 200112L #elif (_XOPEN_SOURCE - 0) == 500 /* POSIX.1-1995 */ #define _POSIX_C_SOURCE 199506L #elif (_XOPEN_SOURCE - 0) < 500 /* really old */ #define _POSIX_C_SOURCE 2 #endif #endif #ifdef __cplusplus } #endif #endif /* _SYS_FEATURES_H */