1*53ee8cc1Swenshuai.xi /* Define POSIX options for Linux. 2*53ee8cc1Swenshuai.xi Copyright (C) 1996-2004, 2006, 2008 Free Software Foundation, Inc. 3*53ee8cc1Swenshuai.xi This file is part of the GNU C Library. 4*53ee8cc1Swenshuai.xi 5*53ee8cc1Swenshuai.xi The GNU C Library is free software; you can redistribute it and/or 6*53ee8cc1Swenshuai.xi modify it under the terms of the GNU Lesser General Public License as 7*53ee8cc1Swenshuai.xi published by the Free Software Foundation; either version 2.1 of the 8*53ee8cc1Swenshuai.xi License, or (at your option) any later version. 9*53ee8cc1Swenshuai.xi 10*53ee8cc1Swenshuai.xi The GNU C Library is distributed in the hope that it will be useful, 11*53ee8cc1Swenshuai.xi but WITHOUT ANY WARRANTY; without even the implied warranty of 12*53ee8cc1Swenshuai.xi MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13*53ee8cc1Swenshuai.xi Lesser General Public License for more details. 14*53ee8cc1Swenshuai.xi 15*53ee8cc1Swenshuai.xi You should have received a copy of the GNU Lesser General Public 16*53ee8cc1Swenshuai.xi License along with the GNU C Library; see the file COPYING.LIB. If not, 17*53ee8cc1Swenshuai.xi write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, 18*53ee8cc1Swenshuai.xi Boston, MA 02111-1307, USA. */ 19*53ee8cc1Swenshuai.xi 20*53ee8cc1Swenshuai.xi #ifndef _POSIX_OPT_H 21*53ee8cc1Swenshuai.xi #define _POSIX_OPT_H 1 22*53ee8cc1Swenshuai.xi 23*53ee8cc1Swenshuai.xi /* Job control is supported. */ 24*53ee8cc1Swenshuai.xi #define _POSIX_JOB_CONTROL 1 25*53ee8cc1Swenshuai.xi 26*53ee8cc1Swenshuai.xi /* Processes have a saved set-user-ID and a saved set-group-ID. */ 27*53ee8cc1Swenshuai.xi #define _POSIX_SAVED_IDS 1 28*53ee8cc1Swenshuai.xi 29*53ee8cc1Swenshuai.xi /* Priority scheduling is supported. */ 30*53ee8cc1Swenshuai.xi #define _POSIX_PRIORITY_SCHEDULING 200112L 31*53ee8cc1Swenshuai.xi 32*53ee8cc1Swenshuai.xi /* Synchronizing file data is supported. */ 33*53ee8cc1Swenshuai.xi #define _POSIX_SYNCHRONIZED_IO 200112L 34*53ee8cc1Swenshuai.xi 35*53ee8cc1Swenshuai.xi /* The fsync function is present. */ 36*53ee8cc1Swenshuai.xi #define _POSIX_FSYNC 200112L 37*53ee8cc1Swenshuai.xi 38*53ee8cc1Swenshuai.xi /* Mapping of files to memory is supported. */ 39*53ee8cc1Swenshuai.xi #define _POSIX_MAPPED_FILES 200112L 40*53ee8cc1Swenshuai.xi 41*53ee8cc1Swenshuai.xi /* Locking of all memory is supported. */ 42*53ee8cc1Swenshuai.xi #define _POSIX_MEMLOCK 200112L 43*53ee8cc1Swenshuai.xi 44*53ee8cc1Swenshuai.xi /* Locking of ranges of memory is supported. */ 45*53ee8cc1Swenshuai.xi #define _POSIX_MEMLOCK_RANGE 200112L 46*53ee8cc1Swenshuai.xi 47*53ee8cc1Swenshuai.xi /* Setting of memory protections is supported. */ 48*53ee8cc1Swenshuai.xi #define _POSIX_MEMORY_PROTECTION 200112L 49*53ee8cc1Swenshuai.xi 50*53ee8cc1Swenshuai.xi /* Some filesystems allow all users to change file ownership. */ 51*53ee8cc1Swenshuai.xi #define _POSIX_CHOWN_RESTRICTED 0 52*53ee8cc1Swenshuai.xi 53*53ee8cc1Swenshuai.xi /* `c_cc' member of 'struct termios' structure can be disabled by 54*53ee8cc1Swenshuai.xi using the value _POSIX_VDISABLE. */ 55*53ee8cc1Swenshuai.xi #define _POSIX_VDISABLE '\0' 56*53ee8cc1Swenshuai.xi 57*53ee8cc1Swenshuai.xi /* Filenames are not silently truncated. */ 58*53ee8cc1Swenshuai.xi #define _POSIX_NO_TRUNC 1 59*53ee8cc1Swenshuai.xi 60*53ee8cc1Swenshuai.xi /* X/Open realtime support is available. */ 61*53ee8cc1Swenshuai.xi #define _XOPEN_REALTIME 1 62*53ee8cc1Swenshuai.xi 63*53ee8cc1Swenshuai.xi /* X/Open thread realtime support is available. */ 64*53ee8cc1Swenshuai.xi #define _XOPEN_REALTIME_THREADS 1 65*53ee8cc1Swenshuai.xi 66*53ee8cc1Swenshuai.xi /* XPG4.2 shared memory is supported. */ 67*53ee8cc1Swenshuai.xi #define _XOPEN_SHM 1 68*53ee8cc1Swenshuai.xi 69*53ee8cc1Swenshuai.xi /* Tell we have POSIX threads. */ 70*53ee8cc1Swenshuai.xi #define _POSIX_THREADS 200112L 71*53ee8cc1Swenshuai.xi 72*53ee8cc1Swenshuai.xi /* We have the reentrant functions described in POSIX. */ 73*53ee8cc1Swenshuai.xi #define _POSIX_REENTRANT_FUNCTIONS 1 74*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_SAFE_FUNCTIONS 200112L 75*53ee8cc1Swenshuai.xi 76*53ee8cc1Swenshuai.xi /* We provide priority scheduling for threads. */ 77*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_PRIORITY_SCHEDULING 200112L 78*53ee8cc1Swenshuai.xi 79*53ee8cc1Swenshuai.xi /* We support user-defined stack sizes. */ 80*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_ATTR_STACKSIZE 200112L 81*53ee8cc1Swenshuai.xi 82*53ee8cc1Swenshuai.xi /* We support user-defined stacks. */ 83*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_ATTR_STACKADDR 200112L 84*53ee8cc1Swenshuai.xi 85*53ee8cc1Swenshuai.xi /* We support priority inheritence. */ 86*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_PRIO_INHERIT 200112L 87*53ee8cc1Swenshuai.xi 88*53ee8cc1Swenshuai.xi /* We support priority protection, though only for non-robust 89*53ee8cc1Swenshuai.xi mutexes. */ 90*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_PRIO_PROTECT 200112L 91*53ee8cc1Swenshuai.xi 92*53ee8cc1Swenshuai.xi /* We support POSIX.1b semaphores. */ 93*53ee8cc1Swenshuai.xi #define _POSIX_SEMAPHORES 200112L 94*53ee8cc1Swenshuai.xi 95*53ee8cc1Swenshuai.xi /* Real-time signals are supported. */ 96*53ee8cc1Swenshuai.xi #define _POSIX_REALTIME_SIGNALS 200112L 97*53ee8cc1Swenshuai.xi 98*53ee8cc1Swenshuai.xi /* We support asynchronous I/O. */ 99*53ee8cc1Swenshuai.xi #define _POSIX_ASYNCHRONOUS_IO 200112L 100*53ee8cc1Swenshuai.xi #define _POSIX_ASYNC_IO 1 101*53ee8cc1Swenshuai.xi /* Alternative name for Unix98. */ 102*53ee8cc1Swenshuai.xi #define _LFS_ASYNCHRONOUS_IO 1 103*53ee8cc1Swenshuai.xi /* Support for prioritization is also available. */ 104*53ee8cc1Swenshuai.xi #define _POSIX_PRIORITIZED_IO 200112L 105*53ee8cc1Swenshuai.xi 106*53ee8cc1Swenshuai.xi /* The LFS support in asynchronous I/O is also available. */ 107*53ee8cc1Swenshuai.xi #define _LFS64_ASYNCHRONOUS_IO 1 108*53ee8cc1Swenshuai.xi 109*53ee8cc1Swenshuai.xi /* The rest of the LFS is also available. */ 110*53ee8cc1Swenshuai.xi #define _LFS_LARGEFILE 1 111*53ee8cc1Swenshuai.xi #define _LFS64_LARGEFILE 1 112*53ee8cc1Swenshuai.xi #define _LFS64_STDIO 1 113*53ee8cc1Swenshuai.xi 114*53ee8cc1Swenshuai.xi /* POSIX shared memory objects are implemented. */ 115*53ee8cc1Swenshuai.xi #define _POSIX_SHARED_MEMORY_OBJECTS 200112L 116*53ee8cc1Swenshuai.xi 117*53ee8cc1Swenshuai.xi /* CPU-time clocks support needs to be checked at runtime. */ 118*53ee8cc1Swenshuai.xi #define _POSIX_CPUTIME 0 119*53ee8cc1Swenshuai.xi 120*53ee8cc1Swenshuai.xi /* Clock support in threads must be also checked at runtime. */ 121*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_CPUTIME 0 122*53ee8cc1Swenshuai.xi 123*53ee8cc1Swenshuai.xi /* GNU libc provides regular expression handling. */ 124*53ee8cc1Swenshuai.xi #define _POSIX_REGEXP 1 125*53ee8cc1Swenshuai.xi 126*53ee8cc1Swenshuai.xi /* Reader/Writer locks are available. */ 127*53ee8cc1Swenshuai.xi #define _POSIX_READER_WRITER_LOCKS 200112L 128*53ee8cc1Swenshuai.xi 129*53ee8cc1Swenshuai.xi /* We have a POSIX shell. */ 130*53ee8cc1Swenshuai.xi #define _POSIX_SHELL 1 131*53ee8cc1Swenshuai.xi 132*53ee8cc1Swenshuai.xi /* We support the Timeouts option. */ 133*53ee8cc1Swenshuai.xi #define _POSIX_TIMEOUTS 200112L 134*53ee8cc1Swenshuai.xi 135*53ee8cc1Swenshuai.xi /* We support spinlocks. */ 136*53ee8cc1Swenshuai.xi #define _POSIX_SPIN_LOCKS 200112L 137*53ee8cc1Swenshuai.xi 138*53ee8cc1Swenshuai.xi /* The `spawn' function family is supported. */ 139*53ee8cc1Swenshuai.xi #define _POSIX_SPAWN 200112L 140*53ee8cc1Swenshuai.xi 141*53ee8cc1Swenshuai.xi /* We have POSIX timers. */ 142*53ee8cc1Swenshuai.xi #define _POSIX_TIMERS 200112L 143*53ee8cc1Swenshuai.xi 144*53ee8cc1Swenshuai.xi /* The barrier functions are available. */ 145*53ee8cc1Swenshuai.xi #define _POSIX_BARRIERS 200112L 146*53ee8cc1Swenshuai.xi 147*53ee8cc1Swenshuai.xi /* POSIX message queues are available. */ 148*53ee8cc1Swenshuai.xi #define _POSIX_MESSAGE_PASSING 200112L 149*53ee8cc1Swenshuai.xi 150*53ee8cc1Swenshuai.xi /* Thread process-shared synchronization is supported. */ 151*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_PROCESS_SHARED 200112L 152*53ee8cc1Swenshuai.xi 153*53ee8cc1Swenshuai.xi /* The monotonic clock might be available. */ 154*53ee8cc1Swenshuai.xi #define _POSIX_MONOTONIC_CLOCK 0 155*53ee8cc1Swenshuai.xi 156*53ee8cc1Swenshuai.xi /* The clock selection interfaces are available. */ 157*53ee8cc1Swenshuai.xi #define _POSIX_CLOCK_SELECTION 200112L 158*53ee8cc1Swenshuai.xi 159*53ee8cc1Swenshuai.xi /* Advisory information interfaces are available. */ 160*53ee8cc1Swenshuai.xi #define _POSIX_ADVISORY_INFO 200112L 161*53ee8cc1Swenshuai.xi 162*53ee8cc1Swenshuai.xi /* IPv6 support is available. */ 163*53ee8cc1Swenshuai.xi #define _POSIX_IPV6 200112L 164*53ee8cc1Swenshuai.xi 165*53ee8cc1Swenshuai.xi /* Raw socket support is available. */ 166*53ee8cc1Swenshuai.xi #define _POSIX_RAW_SOCKETS 200112L 167*53ee8cc1Swenshuai.xi 168*53ee8cc1Swenshuai.xi /* We have at least one terminal. */ 169*53ee8cc1Swenshuai.xi #define _POSIX2_CHAR_TERM 200112L 170*53ee8cc1Swenshuai.xi 171*53ee8cc1Swenshuai.xi /* Neither process nor thread sporadic server interfaces is available. */ 172*53ee8cc1Swenshuai.xi #define _POSIX_SPORADIC_SERVER -1 173*53ee8cc1Swenshuai.xi #define _POSIX_THREAD_SPORADIC_SERVER -1 174*53ee8cc1Swenshuai.xi 175*53ee8cc1Swenshuai.xi /* trace.h is not available. */ 176*53ee8cc1Swenshuai.xi #define _POSIX_TRACE -1 177*53ee8cc1Swenshuai.xi #define _POSIX_TRACE_EVENT_FILTER -1 178*53ee8cc1Swenshuai.xi #define _POSIX_TRACE_INHERIT -1 179*53ee8cc1Swenshuai.xi #define _POSIX_TRACE_LOG -1 180*53ee8cc1Swenshuai.xi 181*53ee8cc1Swenshuai.xi /* Typed memory objects are not available. */ 182*53ee8cc1Swenshuai.xi #define _POSIX_TYPED_MEMORY_OBJECTS -1 183*53ee8cc1Swenshuai.xi 184*53ee8cc1Swenshuai.xi #endif /* posix_opt.h */ 185