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[apple/libc.git] / include / unistd.h
1 /*
2 * Copyright (c) 2000, 2002-2006, 2008-2010, 2012 Apple Inc. All rights reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23 /*-
24 * Copyright (c) 1998-1999 Apple Computer, Inc. All Rights Reserved
25 * Copyright (c) 1991, 1993, 1994
26 * The Regents of the University of California. All rights reserved.
27 *
28 * Redistribution and use in source and binary forms, with or without
29 * modification, are permitted provided that the following conditions
30 * are met:
31 * 1. Redistributions of source code must retain the above copyright
32 * notice, this list of conditions and the following disclaimer.
33 * 2. Redistributions in binary form must reproduce the above copyright
34 * notice, this list of conditions and the following disclaimer in the
35 * documentation and/or other materials provided with the distribution.
36 * 3. All advertising materials mentioning features or use of this software
37 * must display the following acknowledgement:
38 * This product includes software developed by the University of
39 * California, Berkeley and its contributors.
40 * 4. Neither the name of the University nor the names of its contributors
41 * may be used to endorse or promote products derived from this software
42 * without specific prior written permission.
43 *
44 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
45 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
46 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
47 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
48 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
49 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
50 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
51 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
52 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
53 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
54 * SUCH DAMAGE.
55 *
56 * @(#)unistd.h 8.12 (Berkeley) 4/27/95
57 *
58 * Copyright (c) 1998 Apple Compter, Inc.
59 * All Rights Reserved
60 */
61
62 /* History:
63 7/14/99 EKN at Apple fixed getdirentriesattr from getdirentryattr
64 3/26/98 CHW at Apple added real interface to searchfs call
65 3/5/98 CHW at Apple added hfs semantic system calls headers
66 */
67
68 #ifndef _UNISTD_H_
69 #define _UNISTD_H_
70
71 #include <_types.h>
72 #include <sys/unistd.h>
73 #include <Availability.h>
74 #include <sys/_types/_gid_t.h>
75 #include <sys/_types/_intptr_t.h>
76 #include <sys/_types/_off_t.h>
77 #include <sys/_types/_pid_t.h>
78 /* DO NOT REMOVE THIS COMMENT: fixincludes needs to see:
79 * _GCC_SIZE_T */
80 #include <sys/_types/_size_t.h>
81 #include <sys/_types/_ssize_t.h>
82 #include <sys/_types/_uid_t.h>
83 #include <sys/_types/_useconds_t.h>
84 #include <sys/_types/_null.h>
85
86 #define STDIN_FILENO 0 /* standard input file descriptor */
87 #define STDOUT_FILENO 1 /* standard output file descriptor */
88 #define STDERR_FILENO 2 /* standard error file descriptor */
89
90
91 /* Version test macros */
92 /* _POSIX_VERSION and _POSIX2_VERSION from sys/unistd.h */
93 #define _XOPEN_VERSION 600 /* [XSI] */
94 #define _XOPEN_XCU_VERSION 4 /* Older standard */
95
96
97 /* Please keep this list in the same order as the applicable standard */
98 #define _POSIX_ADVISORY_INFO (-1) /* [ADV] */
99 #define _POSIX_ASYNCHRONOUS_IO (-1) /* [AIO] */
100 #define _POSIX_BARRIERS (-1) /* [BAR] */
101 #define _POSIX_CHOWN_RESTRICTED 200112L
102 #define _POSIX_CLOCK_SELECTION (-1) /* [CS] */
103 #define _POSIX_CPUTIME (-1) /* [CPT] */
104 #define _POSIX_FSYNC 200112L /* [FSC] */
105 #define _POSIX_IPV6 200112L
106 #define _POSIX_JOB_CONTROL 200112L
107 #define _POSIX_MAPPED_FILES 200112L /* [MF] */
108 #define _POSIX_MEMLOCK (-1) /* [ML] */
109 #define _POSIX_MEMLOCK_RANGE (-1) /* [MR] */
110 #define _POSIX_MEMORY_PROTECTION 200112L /* [MPR] */
111 #define _POSIX_MESSAGE_PASSING (-1) /* [MSG] */
112 #define _POSIX_MONOTONIC_CLOCK (-1) /* [MON] */
113 #define _POSIX_NO_TRUNC 200112L
114 #define _POSIX_PRIORITIZED_IO (-1) /* [PIO] */
115 #define _POSIX_PRIORITY_SCHEDULING (-1) /* [PS] */
116 #define _POSIX_RAW_SOCKETS (-1) /* [RS] */
117 #define _POSIX_READER_WRITER_LOCKS 200112L /* [THR] */
118 #define _POSIX_REALTIME_SIGNALS (-1) /* [RTS] */
119 #define _POSIX_REGEXP 200112L
120 #define _POSIX_SAVED_IDS 200112L /* XXX required */
121 #define _POSIX_SEMAPHORES (-1) /* [SEM] */
122 #define _POSIX_SHARED_MEMORY_OBJECTS (-1) /* [SHM] */
123 #define _POSIX_SHELL 200112L
124 #define _POSIX_SPAWN (-1) /* [SPN] */
125 #define _POSIX_SPIN_LOCKS (-1) /* [SPI] */
126 #define _POSIX_SPORADIC_SERVER (-1) /* [SS] */
127 #define _POSIX_SYNCHRONIZED_IO (-1) /* [SIO] */
128 #define _POSIX_THREAD_ATTR_STACKADDR 200112L /* [TSA] */
129 #define _POSIX_THREAD_ATTR_STACKSIZE 200112L /* [TSS] */
130 #define _POSIX_THREAD_CPUTIME (-1) /* [TCT] */
131 #define _POSIX_THREAD_PRIO_INHERIT (-1) /* [TPI] */
132 #define _POSIX_THREAD_PRIO_PROTECT (-1) /* [TPP] */
133 #define _POSIX_THREAD_PRIORITY_SCHEDULING (-1) /* [TPS] */
134 #define _POSIX_THREAD_PROCESS_SHARED 200112L /* [TSH] */
135 #define _POSIX_THREAD_SAFE_FUNCTIONS 200112L /* [TSF] */
136 #define _POSIX_THREAD_SPORADIC_SERVER (-1) /* [TSP] */
137 #define _POSIX_THREADS 200112L /* [THR] */
138 #define _POSIX_TIMEOUTS (-1) /* [TMO] */
139 #define _POSIX_TIMERS (-1) /* [TMR] */
140 #define _POSIX_TRACE (-1) /* [TRC] */
141 #define _POSIX_TRACE_EVENT_FILTER (-1) /* [TEF] */
142 #define _POSIX_TRACE_INHERIT (-1) /* [TRI] */
143 #define _POSIX_TRACE_LOG (-1) /* [TRL] */
144 #define _POSIX_TYPED_MEMORY_OBJECTS (-1) /* [TYM] */
145 #ifndef _POSIX_VDISABLE
146 #define _POSIX_VDISABLE 0xff /* same as sys/termios.h */
147 #endif /* _POSIX_VDISABLE */
148
149 #if __DARWIN_C_LEVEL >= 199209L
150 #define _POSIX2_C_BIND 200112L
151 #define _POSIX2_C_DEV 200112L /* c99 command */
152 #define _POSIX2_CHAR_TERM 200112L
153 #define _POSIX2_FORT_DEV (-1) /* fort77 command */
154 #define _POSIX2_FORT_RUN 200112L
155 #define _POSIX2_LOCALEDEF 200112L /* localedef command */
156 #define _POSIX2_PBS (-1)
157 #define _POSIX2_PBS_ACCOUNTING (-1)
158 #define _POSIX2_PBS_CHECKPOINT (-1)
159 #define _POSIX2_PBS_LOCATE (-1)
160 #define _POSIX2_PBS_MESSAGE (-1)
161 #define _POSIX2_PBS_TRACK (-1)
162 #define _POSIX2_SW_DEV 200112L
163 #define _POSIX2_UPE 200112L /* XXXX no fc, newgrp, tabs */
164 #endif /* __DARWIN_C_LEVEL */
165
166 #define __ILP32_OFF32 (-1)
167 #define __ILP32_OFFBIG (1)
168 #define __LP64_OFF64 (1)
169 #define __LPBIG_OFFBIG (1)
170
171 #if __DARWIN_C_LEVEL >= 200112L
172 #define _POSIX_V6_ILP32_OFF32 __ILP32_OFF32
173 #define _POSIX_V6_ILP32_OFFBIG __ILP32_OFFBIG
174 #define _POSIX_V6_LP64_OFF64 __LP64_OFF64
175 #define _POSIX_V6_LPBIG_OFFBIG __LPBIG_OFFBIG
176 #endif /* __DARWIN_C_LEVEL >= 200112L */
177
178 #if __DARWIN_C_LEVEL >= 200809L
179 #define _POSIX_V7_ILP32_OFF32 __ILP32_OFF32
180 #define _POSIX_V7_ILP32_OFFBIG __ILP32_OFFBIG
181 #define _POSIX_V7_LP64_OFF64 __LP64_OFF64
182 #define _POSIX_V7_LPBIG_OFFBIG __LPBIG_OFFBIG
183 #endif /* __DARWIN_C_LEVEL >= 200809L */
184
185 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
186 #define _V6_ILP32_OFF32 __ILP32_OFF32
187 #define _V6_ILP32_OFFBIG __ILP32_OFFBIG
188 #define _V6_LP64_OFF64 __LP64_OFF64
189 #define _V6_LPBIG_OFFBIG __LPBIG_OFFBIG
190 #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
191
192 #if (__DARWIN_C_LEVEL >= 199506L && __DARWIN_C_LEVEL < 200809L) || __DARWIN_C_LEVEL >= __DARWIN_C_FULL
193 /* Removed in Issue 7 */
194 #define _XBS5_ILP32_OFF32 __ILP32_OFF32
195 #define _XBS5_ILP32_OFFBIG __ILP32_OFFBIG
196 #define _XBS5_LP64_OFF64 __LP64_OFF64
197 #define _XBS5_LPBIG_OFFBIG __LPBIG_OFFBIG
198 #endif /* __DARWIN_C_LEVEL < 200809L */
199
200 #if __DARWIN_C_LEVEL >= 199506L /* This really should be XSI */
201 #define _XOPEN_CRYPT (1)
202 #define _XOPEN_ENH_I18N (1) /* XXX required */
203 #define _XOPEN_LEGACY (-1) /* no ftime gcvt, wcswcs */
204 #define _XOPEN_REALTIME (-1) /* no q'ed signals, mq_* */
205 #define _XOPEN_REALTIME_THREADS (-1) /* no posix_spawn, et. al. */
206 #define _XOPEN_SHM (1)
207 #define _XOPEN_STREAMS (-1) /* Issue 6 */
208 #define _XOPEN_UNIX (1)
209 #endif /* XSI */
210
211 /* configurable system variables */
212 #define _SC_ARG_MAX 1
213 #define _SC_CHILD_MAX 2
214 #define _SC_CLK_TCK 3
215 #define _SC_NGROUPS_MAX 4
216 #define _SC_OPEN_MAX 5
217 #define _SC_JOB_CONTROL 6
218 #define _SC_SAVED_IDS 7
219 #define _SC_VERSION 8
220 #define _SC_BC_BASE_MAX 9
221 #define _SC_BC_DIM_MAX 10
222 #define _SC_BC_SCALE_MAX 11
223 #define _SC_BC_STRING_MAX 12
224 #define _SC_COLL_WEIGHTS_MAX 13
225 #define _SC_EXPR_NEST_MAX 14
226 #define _SC_LINE_MAX 15
227 #define _SC_RE_DUP_MAX 16
228 #define _SC_2_VERSION 17
229 #define _SC_2_C_BIND 18
230 #define _SC_2_C_DEV 19
231 #define _SC_2_CHAR_TERM 20
232 #define _SC_2_FORT_DEV 21
233 #define _SC_2_FORT_RUN 22
234 #define _SC_2_LOCALEDEF 23
235 #define _SC_2_SW_DEV 24
236 #define _SC_2_UPE 25
237 #define _SC_STREAM_MAX 26
238 #define _SC_TZNAME_MAX 27
239
240 #if __DARWIN_C_LEVEL >= 199309L
241 #define _SC_ASYNCHRONOUS_IO 28
242 #define _SC_PAGESIZE 29
243 #define _SC_MEMLOCK 30
244 #define _SC_MEMLOCK_RANGE 31
245 #define _SC_MEMORY_PROTECTION 32
246 #define _SC_MESSAGE_PASSING 33
247 #define _SC_PRIORITIZED_IO 34
248 #define _SC_PRIORITY_SCHEDULING 35
249 #define _SC_REALTIME_SIGNALS 36
250 #define _SC_SEMAPHORES 37
251 #define _SC_FSYNC 38
252 #define _SC_SHARED_MEMORY_OBJECTS 39
253 #define _SC_SYNCHRONIZED_IO 40
254 #define _SC_TIMERS 41
255 #define _SC_AIO_LISTIO_MAX 42
256 #define _SC_AIO_MAX 43
257 #define _SC_AIO_PRIO_DELTA_MAX 44
258 #define _SC_DELAYTIMER_MAX 45
259 #define _SC_MQ_OPEN_MAX 46
260 #define _SC_MAPPED_FILES 47 /* swap _SC_PAGESIZE vs. BSD */
261 #define _SC_RTSIG_MAX 48
262 #define _SC_SEM_NSEMS_MAX 49
263 #define _SC_SEM_VALUE_MAX 50
264 #define _SC_SIGQUEUE_MAX 51
265 #define _SC_TIMER_MAX 52
266 #endif /* __DARWIN_C_LEVEL >= 199309L */
267
268 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
269 #define _SC_NPROCESSORS_CONF 57
270 #define _SC_NPROCESSORS_ONLN 58
271 #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
272
273 #if __DARWIN_C_LEVEL >= 200112L
274 #define _SC_2_PBS 59
275 #define _SC_2_PBS_ACCOUNTING 60
276 #define _SC_2_PBS_CHECKPOINT 61
277 #define _SC_2_PBS_LOCATE 62
278 #define _SC_2_PBS_MESSAGE 63
279 #define _SC_2_PBS_TRACK 64
280 #define _SC_ADVISORY_INFO 65
281 #define _SC_BARRIERS 66
282 #define _SC_CLOCK_SELECTION 67
283 #define _SC_CPUTIME 68
284 #define _SC_FILE_LOCKING 69
285 #define _SC_GETGR_R_SIZE_MAX 70
286 #define _SC_GETPW_R_SIZE_MAX 71
287 #define _SC_HOST_NAME_MAX 72
288 #define _SC_LOGIN_NAME_MAX 73
289 #define _SC_MONOTONIC_CLOCK 74
290 #define _SC_MQ_PRIO_MAX 75
291 #define _SC_READER_WRITER_LOCKS 76
292 #define _SC_REGEXP 77
293 #define _SC_SHELL 78
294 #define _SC_SPAWN 79
295 #define _SC_SPIN_LOCKS 80
296 #define _SC_SPORADIC_SERVER 81
297 #define _SC_THREAD_ATTR_STACKADDR 82
298 #define _SC_THREAD_ATTR_STACKSIZE 83
299 #define _SC_THREAD_CPUTIME 84
300 #define _SC_THREAD_DESTRUCTOR_ITERATIONS 85
301 #define _SC_THREAD_KEYS_MAX 86
302 #define _SC_THREAD_PRIO_INHERIT 87
303 #define _SC_THREAD_PRIO_PROTECT 88
304 #define _SC_THREAD_PRIORITY_SCHEDULING 89
305 #define _SC_THREAD_PROCESS_SHARED 90
306 #define _SC_THREAD_SAFE_FUNCTIONS 91
307 #define _SC_THREAD_SPORADIC_SERVER 92
308 #define _SC_THREAD_STACK_MIN 93
309 #define _SC_THREAD_THREADS_MAX 94
310 #define _SC_TIMEOUTS 95
311 #define _SC_THREADS 96
312 #define _SC_TRACE 97
313 #define _SC_TRACE_EVENT_FILTER 98
314 #define _SC_TRACE_INHERIT 99
315 #define _SC_TRACE_LOG 100
316 #define _SC_TTY_NAME_MAX 101
317 #define _SC_TYPED_MEMORY_OBJECTS 102
318 #define _SC_V6_ILP32_OFF32 103
319 #define _SC_V6_ILP32_OFFBIG 104
320 #define _SC_V6_LP64_OFF64 105
321 #define _SC_V6_LPBIG_OFFBIG 106
322 #define _SC_IPV6 118
323 #define _SC_RAW_SOCKETS 119
324 #define _SC_SYMLOOP_MAX 120
325 #endif /* __DARWIN_C_LEVEL >= 200112L */
326
327 #if __DARWIN_C_LEVEL >= 199506L /* Really XSI */
328 #define _SC_ATEXIT_MAX 107
329 #define _SC_IOV_MAX 56
330 #define _SC_PAGE_SIZE _SC_PAGESIZE
331 #define _SC_XOPEN_CRYPT 108
332 #define _SC_XOPEN_ENH_I18N 109
333 #define _SC_XOPEN_LEGACY 110 /* Issue 6 */
334 #define _SC_XOPEN_REALTIME 111 /* Issue 6 */
335 #define _SC_XOPEN_REALTIME_THREADS 112 /* Issue 6 */
336 #define _SC_XOPEN_SHM 113
337 #define _SC_XOPEN_STREAMS 114 /* Issue 6 */
338 #define _SC_XOPEN_UNIX 115
339 #define _SC_XOPEN_VERSION 116
340 #define _SC_XOPEN_XCU_VERSION 121
341 #endif /* XSI */
342
343 #if (__DARWIN_C_LEVEL >= 199506L && __DARWIN_C_LEVEL < 200809L) || __DARWIN_C_LEVEL >= __DARWIN_C_FULL
344 /* Removed in Issue 7 */
345 #define _SC_XBS5_ILP32_OFF32 122
346 #define _SC_XBS5_ILP32_OFFBIG 123
347 #define _SC_XBS5_LP64_OFF64 124
348 #define _SC_XBS5_LPBIG_OFFBIG 125
349 #endif /* __DARWIN_C_LEVEL <= 200809L */
350
351 #if __DARWIN_C_LEVEL >= 200112L
352 #define _SC_SS_REPL_MAX 126
353 #define _SC_TRACE_EVENT_NAME_MAX 127
354 #define _SC_TRACE_NAME_MAX 128
355 #define _SC_TRACE_SYS_MAX 129
356 #define _SC_TRACE_USER_EVENT_MAX 130
357 #endif
358
359 #if __DARWIN_C_LEVEL < 200112L || __DARWIN_C_LEVEL >= __DARWIN_C_FULL
360 /* Removed in Issue 6 */
361 #define _SC_PASS_MAX 131
362 #endif
363
364 #if __DARWIN_C_LEVEL >= 199209L
365 #ifndef _CS_PATH /* Defined in <sys/unistd.h> */
366 #define _CS_PATH 1
367 #endif
368 #endif
369
370 #if __DARWIN_C_LEVEL >= 200112
371 #define _CS_POSIX_V6_ILP32_OFF32_CFLAGS 2
372 #define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS 3
373 #define _CS_POSIX_V6_ILP32_OFF32_LIBS 4
374 #define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS 5
375 #define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS 6
376 #define _CS_POSIX_V6_ILP32_OFFBIG_LIBS 7
377 #define _CS_POSIX_V6_LP64_OFF64_CFLAGS 8
378 #define _CS_POSIX_V6_LP64_OFF64_LDFLAGS 9
379 #define _CS_POSIX_V6_LP64_OFF64_LIBS 10
380 #define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS 11
381 #define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS 12
382 #define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS 13
383 #define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS 14
384 #endif
385
386 #if (__DARWIN_C_LEVEL >= 199506L && __DARWIN_C_LEVEL < 200809L) || __DARWIN_C_LEVEL >= __DARWIN_C_FULL
387 /* Removed in Issue 7 */
388 #define _CS_XBS5_ILP32_OFF32_CFLAGS 20
389 #define _CS_XBS5_ILP32_OFF32_LDFLAGS 21
390 #define _CS_XBS5_ILP32_OFF32_LIBS 22
391 #define _CS_XBS5_ILP32_OFF32_LINTFLAGS 23
392 #define _CS_XBS5_ILP32_OFFBIG_CFLAGS 24
393 #define _CS_XBS5_ILP32_OFFBIG_LDFLAGS 25
394 #define _CS_XBS5_ILP32_OFFBIG_LIBS 26
395 #define _CS_XBS5_ILP32_OFFBIG_LINTFLAGS 27
396 #define _CS_XBS5_LP64_OFF64_CFLAGS 28
397 #define _CS_XBS5_LP64_OFF64_LDFLAGS 29
398 #define _CS_XBS5_LP64_OFF64_LIBS 30
399 #define _CS_XBS5_LP64_OFF64_LINTFLAGS 31
400 #define _CS_XBS5_LPBIG_OFFBIG_CFLAGS 32
401 #define _CS_XBS5_LPBIG_OFFBIG_LDFLAGS 33
402 #define _CS_XBS5_LPBIG_OFFBIG_LIBS 34
403 #define _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS 35
404 #endif
405
406 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
407 #define _CS_DARWIN_USER_DIR 65536
408 #define _CS_DARWIN_USER_TEMP_DIR 65537
409 #define _CS_DARWIN_USER_CACHE_DIR 65538
410 #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
411
412
413 #ifdef _DARWIN_UNLIMITED_GETGROUPS
414 #if defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED < __IPHONE_3_2
415 #error "_DARWIN_UNLIMITED_GETGROUPS specified, but -miphoneos-version-min version does not support it."
416 #elif defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED < __MAC_10_6
417 #error "_DARWIN_UNLIMITED_GETGROUPS specified, but -mmacosx-version-min version does not support it."
418 #endif
419 #endif
420
421 /* POSIX.1-1990 */
422
423 __BEGIN_DECLS
424 void _exit(int) __dead2;
425 int access(const char *, int);
426 unsigned int
427 alarm(unsigned int);
428 int chdir(const char *);
429 int chown(const char *, uid_t, gid_t);
430
431 //Begin-Libc
432 #ifndef LIBC_ALIAS_CLOSE
433 //End-Libc
434 int close(int) __DARWIN_ALIAS_C(close);
435 //Begin-Libc
436 #else /* LIBC_ALIAS_CLOSE */
437 int close(int) LIBC_ALIAS_C(close);
438 #endif /* !LIBC_ALIAS_CLOSE */
439 //End-Libc
440
441 int dup(int);
442 int dup2(int, int);
443 int execl(const char *, const char *, ...);
444 int execle(const char *, const char *, ...);
445 int execlp(const char *, const char *, ...);
446 int execv(const char *, char * const *);
447 int execve(const char *, char * const *, char * const *);
448 int execvp(const char *, char * const *);
449 pid_t fork(void);
450 long fpathconf(int, int);
451 char *getcwd(char *, size_t);
452 gid_t getegid(void);
453 uid_t geteuid(void);
454 gid_t getgid(void);
455 #if defined(_DARWIN_UNLIMITED_GETGROUPS) || defined(_DARWIN_C_SOURCE)
456 int getgroups(int, gid_t []) __DARWIN_ALIAS_STARTING(__MAC_10_6, __IPHONE_3_2, __DARWIN_EXTSN(getgroups));
457 #else /* !_DARWIN_UNLIMITED_GETGROUPS && !_DARWIN_C_SOURCE */
458 int getgroups(int, gid_t []);
459 #endif /* _DARWIN_UNLIMITED_GETGROUPS || _DARWIN_C_SOURCE */
460 char *getlogin(void);
461 pid_t getpgrp(void);
462 pid_t getpid(void);
463 pid_t getppid(void);
464 uid_t getuid(void);
465 int isatty(int);
466 int link(const char *, const char *);
467 off_t lseek(int, off_t, int);
468 long pathconf(const char *, int);
469
470 //Begin-Libc
471 #ifndef LIBC_ALIAS_PAUSE
472 //End-Libc
473 int pause(void) __DARWIN_ALIAS_C(pause);
474 //Begin-Libc
475 #else /* LIBC_ALIAS_PAUSE */
476 int pause(void) LIBC_ALIAS_C(pause);
477 #endif /* !LIBC_ALIAS_PAUSE */
478 //End-Libc
479
480 int pipe(int [2]);
481
482 //Begin-Libc
483 #ifndef LIBC_ALIAS_READ
484 //End-Libc
485 ssize_t read(int, void *, size_t) __DARWIN_ALIAS_C(read);
486 //Begin-Libc
487 #else /* LIBC_ALIAS_READ */
488 ssize_t read(int, void *, size_t) LIBC_ALIAS_C(read);
489 #endif /* !LIBC_ALIAS_READ */
490 //End-Libc
491
492 int rmdir(const char *);
493 int setgid(gid_t);
494 int setpgid(pid_t, pid_t);
495 pid_t setsid(void);
496 int setuid(uid_t);
497
498 //Begin-Libc
499 #ifndef LIBC_ALIAS_SLEEP
500 //End-Libc
501 unsigned int
502 sleep(unsigned int) __DARWIN_ALIAS_C(sleep);
503 //Begin-Libc
504 #else /* LIBC_ALIAS_SLEEP */
505 unsigned int
506 sleep(unsigned int) LIBC_ALIAS_C(sleep);
507 #endif /* !LIBC_ALIAS_SLEEP */
508 //End-Libc
509
510 long sysconf(int);
511 pid_t tcgetpgrp(int);
512 int tcsetpgrp(int, pid_t);
513 char *ttyname(int);
514
515 #if __DARWIN_UNIX03
516 //Begin-Libc
517 #ifndef LIBC_ALIAS_TTYNAME_R
518 //End-Libc
519 int ttyname_r(int, char *, size_t) __DARWIN_ALIAS(ttyname_r);
520 //Begin-Libc
521 #else /* LIBC_ALIAS_TTYNAME_R */
522 int ttyname_r(int, char *, size_t) LIBC_ALIAS(ttyname_r);
523 #endif /* !LIBC_ALIAS_TTYNAME_R */
524 //End-Libc
525 #else /* !__DARWIN_UNIX03 */
526 char *ttyname_r(int, char *, size_t);
527 #endif /* __DARWIN_UNIX03 */
528
529 int unlink(const char *);
530
531 //Begin-Libc
532 #ifndef LIBC_ALIAS_WRITE
533 //End-Libc
534 ssize_t write(int, const void *, size_t) __DARWIN_ALIAS_C(write);
535 //Begin-Libc
536 #else /* LIBC_ALIAS_WRITE */
537 ssize_t write(int, const void *, size_t) LIBC_ALIAS_C(write);
538 #endif /* !LIBC_ALIAS_WRITE */
539 //End-Libc
540 __END_DECLS
541
542
543
544 /* Additional functionality provided by:
545 * POSIX.2-1992 C Language Binding Option
546 */
547
548 #if __DARWIN_C_LEVEL >= 199209L
549 __BEGIN_DECLS
550 //Begin-Libc
551 #ifndef LIBC_ALIAS_CONFSTR
552 //End-Libc
553 size_t confstr(int, char *, size_t) __DARWIN_ALIAS(confstr);
554 //Begin-Libc
555 #else /* LIBC_ALIAS_CONFSTR */
556 size_t confstr(int, char *, size_t) LIBC_ALIAS(confstr);
557 #endif /* !LIBC_ALIAS_CONFSTR */
558 //End-Libc
559
560 //Begin-Libc
561 #ifndef LIBC_ALIAS_GETOPT
562 //End-Libc
563 int getopt(int, char * const [], const char *) __DARWIN_ALIAS(getopt);
564 //Begin-Libc
565 #else /* LIBC_ALIAS_GETOPT */
566 int getopt(int, char * const [], const char *) LIBC_ALIAS(getopt);
567 #endif /* !LIBC_ALIAS_GETOPT */
568 //End-Libc
569
570 extern char *optarg; /* getopt(3) external variables */
571 extern int optind, opterr, optopt;
572 __END_DECLS
573 #endif /* __DARWIN_C_LEVEL >= 199209L */
574
575
576
577 /* Additional functionality provided by:
578 * POSIX.1c-1995,
579 * POSIX.1i-1995,
580 * and the omnibus ISO/IEC 9945-1: 1996
581 */
582
583 #if __DARWIN_C_LEVEL >= 199506L
584 /* These F_* are really XSI or Issue 6 */
585 #define F_ULOCK 0 /* unlock locked section */
586 #define F_LOCK 1 /* lock a section for exclusive use */
587 #define F_TLOCK 2 /* test and lock a section for exclusive use */
588 #define F_TEST 3 /* test a section for locks by other procs */
589
590 __BEGIN_DECLS
591
592 /* Begin XSI */
593 /* Removed in Issue 6 */
594 #if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L
595 #if !defined(_POSIX_C_SOURCE)
596 __deprecated
597 #endif
598 void *brk(const void *);
599 int chroot(const char *) __POSIX_C_DEPRECATED(199506L);
600 #endif
601
602 char *crypt(const char *, const char *);
603 #ifndef __CTERMID_DEFINED
604 /* Multiply defined in stdio.h and unistd.h by SUS */
605 #define __CTERMID_DEFINED 1
606 char *ctermid(char *);
607 #endif
608 #if __DARWIN_UNIX03
609 //Begin-Libc
610 #ifndef LIBC_ALIAS_ENCRYPT
611 //End-Libc
612 void encrypt(char *, int) __DARWIN_ALIAS(encrypt);
613 //Begin-Libc
614 #else /* LIBC_ALIAS_ENCRYPT */
615 void encrypt(char *, int) LIBC_ALIAS(encrypt);
616 #endif /* !LIBC_ALIAS_ENCRYPT */
617 //End-Libc
618 #else /* !__DARWIN_UNIX03 */
619 int encrypt(char *, int);
620 #endif /* __DARWIN_UNIX03 */
621 int fchdir(int);
622 long gethostid(void);
623 pid_t getpgid(pid_t);
624 pid_t getsid(pid_t);
625
626 /* Removed in Issue 6 */
627 #if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L
628 int getdtablesize(void) __POSIX_C_DEPRECATED(199506L);
629 int getpagesize(void) __pure2 __POSIX_C_DEPRECATED(199506L);
630 char *getpass(const char *) __POSIX_C_DEPRECATED(199506L);
631 #endif
632
633 /* Removed in Issue 7 */
634 #if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200809L
635 char *getwd(char *) __POSIX_C_DEPRECATED(200112L); /* obsoleted by getcwd() */
636 #endif
637
638 //Begin-Libc
639 #ifndef LIBC_ALIAS_LCHOWN
640 //End-Libc
641 int lchown(const char *, uid_t, gid_t) __DARWIN_ALIAS(lchown);
642 //Begin-Libc
643 #else /* LIBC_ALIAS_LCHOWN */
644 int lchown(const char *, uid_t, gid_t) LIBC_ALIAS(lchown);
645 #endif /* !LIBC_ALIAS_LCHOWN */
646 //End-Libc
647
648 //Begin-Libc
649 #ifndef LIBC_ALIAS_LOCKF
650 //End-Libc
651 int lockf(int, int, off_t) __DARWIN_ALIAS_C(lockf);
652 //Begin-Libc
653 #else /* LIBC_ALIAS_LOCKF */
654 int lockf(int, int, off_t) LIBC_ALIAS_C(lockf);
655 #endif /* !LIBC_ALIAS_LOCKF */
656 //End-Libc
657
658 //Begin-Libc
659 #ifndef LIBC_ALIAS_NICE
660 //End-Libc
661 int nice(int) __DARWIN_ALIAS(nice);
662 //Begin-Libc
663 #else /* LIBC_ALIAS_NICE */
664 int nice(int) LIBC_ALIAS(nice);
665 #endif /* !LIBC_ALIAS_NICE */
666 //End-Libc
667
668 //Begin-Libc
669 #ifndef LIBC_ALIAS_PREAD
670 //End-Libc
671 ssize_t pread(int, void *, size_t, off_t) __DARWIN_ALIAS_C(pread);
672 //Begin-Libc
673 #else /* LIBC_ALIAS_PREAD */
674 ssize_t pread(int, void *, size_t, off_t) LIBC_ALIAS_C(pread);
675 #endif /* !LIBC_ALIAS_PREAD */
676 //End-Libc
677
678 //Begin-Libc
679 #ifndef LIBC_ALIAS_PWRITE
680 //End-Libc
681 ssize_t pwrite(int, const void *, size_t, off_t) __DARWIN_ALIAS_C(pwrite);
682 //Begin-Libc
683 #else /* LIBC_ALIAS_PWRITE */
684 ssize_t pwrite(int, const void *, size_t, off_t) LIBC_ALIAS_C(pwrite);
685 #endif /* !LIBC_ALIAS_PWRITE */
686 //End-Libc
687
688 /* Removed in Issue 6 */
689 #if !defined(_POSIX_C_SOURCE) || _POSIX_C_SOURCE < 200112L
690 /* Note that Issue 5 changed the argument as intprt_t,
691 * but we keep it as int for binary compatability. */
692 #if !defined(_POSIX_C_SOURCE)
693 __deprecated
694 #endif
695 void *sbrk(int);
696 #endif
697
698 #if __DARWIN_UNIX03
699 //Begin-Libc
700 #ifndef LIBC_ALIAS_SETPGRP
701 //End-Libc
702 pid_t setpgrp(void) __DARWIN_ALIAS(setpgrp);
703 //Begin-Libc
704 #else /* LIBC_ALIAS_SETPGRP */
705 pid_t setpgrp(void) LIBC_ALIAS(setpgrp);
706 #endif /* !LIBC_ALIAS_SETPGRP */
707 //End-Libc
708 #else /* !__DARWIN_UNIX03 */
709 int setpgrp(pid_t pid, pid_t pgrp); /* obsoleted by setpgid() */
710 #endif /* __DARWIN_UNIX03 */
711
712 //Begin-Libc
713 #ifndef LIBC_ALIAS_SETREGID
714 //End-Libc
715 int setregid(gid_t, gid_t) __DARWIN_ALIAS(setregid);
716 //Begin-Libc
717 #else /* LIBC_ALIAS_SETREGID */
718 int setregid(gid_t, gid_t) LIBC_ALIAS(setregid);
719 #endif /* !LIBC_ALIAS_SETREGID */
720 //End-Libc
721
722 //Begin-Libc
723 #ifndef LIBC_ALIAS_SETREUID
724 //End-Libc
725 int setreuid(uid_t, uid_t) __DARWIN_ALIAS(setreuid);
726 //Begin-Libc
727 #else /* LIBC_ALIAS_SETREUID */
728 int setreuid(uid_t, uid_t) LIBC_ALIAS(setreuid);
729 #endif /* !LIBC_ALIAS_SETREUID */
730 //End-Libc
731
732 void swab(const void * __restrict, void * __restrict, ssize_t);
733 void sync(void);
734 int truncate(const char *, off_t);
735 useconds_t ualarm(useconds_t, useconds_t);
736 //Begin-Libc
737 #ifndef LIBC_ALIAS_USLEEP
738 //End-Libc
739 int usleep(useconds_t) __DARWIN_ALIAS_C(usleep);
740 //Begin-Libc
741 #else /* LIBC_ALIAS_USLEEP */
742 int usleep(useconds_t) LIBC_ALIAS_C(usleep);
743 #endif /* !LIBC_ALIAS_USLEEP */
744 //End-Libc
745 pid_t vfork(void);
746 /* End XSI */
747
748 //Begin-Libc
749 #ifndef LIBC_ALIAS_FSYNC
750 //End-Libc
751 int fsync(int) __DARWIN_ALIAS_C(fsync);
752 //Begin-Libc
753 #else /* LIBC_ALIAS_FSYNC */
754 int fsync(int) LIBC_ALIAS_C(fsync);
755 #endif /* !LIBC_ALIAS_FSYNC */
756 //End-Libc
757
758 int ftruncate(int, off_t);
759 int getlogin_r(char *, size_t);
760 __END_DECLS
761 #endif /* __DARWIN_C_LEVEL >= 199506L */
762
763
764
765 /* Additional functionality provided by:
766 * POSIX.1-2001
767 * ISO C99
768 */
769
770 #if __DARWIN_C_LEVEL >= 200112L
771 __BEGIN_DECLS
772 int fchown(int, uid_t, gid_t);
773 int gethostname(char *, size_t);
774 ssize_t readlink(const char * __restrict, char * __restrict, size_t);
775 int setegid(gid_t);
776 int seteuid(uid_t);
777 int symlink(const char *, const char *);
778 __END_DECLS
779 #endif /* __DARWIN_C_LEVEL >= 200112L */
780
781
782
783 /* Darwin extensions */
784
785 #if __DARWIN_C_LEVEL >= __DARWIN_C_FULL
786 #include <sys/select.h>
787
788 #include <sys/_types/_dev_t.h>
789 #include <sys/_types/_mode_t.h>
790 #include <sys/_types/_uuid_t.h>
791
792 __BEGIN_DECLS
793 void _Exit(int) __dead2;
794 int accessx_np(const struct accessx_descriptor *, size_t, int *, uid_t);
795 int acct(const char *);
796 int add_profil(char *, size_t, unsigned long, unsigned int);
797 void endusershell(void);
798 int execvP(const char *, const char *, char * const *);
799 char *fflagstostr(unsigned long);
800 int getdomainname(char *, int);
801 int getgrouplist(const char *, int, int *, int *);
802 #if defined(__has_include)
803 #if __has_include(<gethostuuid_private.h>)
804 #include <gethostuuid_private.h>
805 #else
806 #include <gethostuuid.h>
807 #endif
808 #else
809 #include <gethostuuid.h>
810 #endif
811 mode_t getmode(const void *, mode_t);
812 int getpeereid(int, uid_t *, gid_t *);
813 int getsgroups_np(int *, uuid_t);
814 char *getusershell(void);
815 int getwgroups_np(int *, uuid_t);
816 int initgroups(const char *, int);
817 int iruserok(unsigned long, int, const char *, const char *);
818 int iruserok_sa(const void *, int, int, const char *, const char *);
819 int issetugid(void);
820 char *mkdtemp(char *);
821 int mknod(const char *, mode_t, dev_t);
822 int mkpath_np(const char *path, mode_t omode) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_5_0); /* returns errno */
823 int mkstemp(char *);
824 int mkstemps(char *, int);
825 char *mktemp(char *);
826 int nfssvc(int, void *);
827 int profil(char *, size_t, unsigned long, unsigned int);
828 int pthread_setugid_np(uid_t, gid_t);
829 int pthread_getugid_np( uid_t *, gid_t *);
830 int rcmd(char **, int, const char *, const char *, const char *, int *);
831 int rcmd_af(char **, int, const char *, const char *, const char *, int *,
832 int);
833 int reboot(int);
834 int revoke(const char *);
835 int rresvport(int *);
836 int rresvport_af(int *, int);
837 int ruserok(const char *, int, const char *, const char *);
838 int setdomainname(const char *, int);
839 int setgroups(int, const gid_t *);
840 void sethostid(long);
841 int sethostname(const char *, int);
842 #if __DARWIN_UNIX03
843 //Begin-Libc
844 #ifndef LIBC_ALIAS_SETKEY
845 //End-Libc
846 void setkey(const char *) __DARWIN_ALIAS(setkey);
847 //Begin-Libc
848 #else /* LIBC_ALIAS_SETKEY */
849 void setkey(const char *) LIBC_ALIAS(setkey);
850 #endif /* !LIBC_ALIAS_SETKEY */
851 //End-Libc
852 #else /* !__DARWIN_UNIX03 */
853 int setkey(const char *);
854 #endif /* __DARWIN_UNIX03 */
855 int setlogin(const char *);
856 //Begin-Libc
857 #ifndef LIBC_ALIAS_SETMODE
858 //End-Libc
859 void *setmode(const char *) __DARWIN_ALIAS_STARTING(__MAC_10_6, __IPHONE_2_0, __DARWIN_ALIAS(setmode));
860 //Begin-Libc
861 #else /* LIBC_ALIAS_SETMODE */
862 void *setmode(const char *) LIBC_ALIAS(setmode);
863 #endif /* !LIBC_ALIAS_SETMODE */
864 //End-Libc
865 int setrgid(gid_t);
866 int setruid(uid_t);
867 int setsgroups_np(int, const uuid_t);
868 void setusershell(void);
869 int setwgroups_np(int, const uuid_t);
870 int strtofflags(char **, unsigned long *, unsigned long *);
871 int swapon(const char *);
872 int syscall(int, ...);
873 int ttyslot(void);
874 int undelete(const char *);
875 int unwhiteout(const char *);
876 void *valloc(size_t);
877
878 extern char *suboptarg; /* getsubopt(3) external variable */
879 int getsubopt(char **, char * const *, char **);
880
881 /* HFS & HFS Plus semantics system calls go here */
882 #ifdef __LP64__
883 int fgetattrlist(int,void*,void*,size_t,unsigned int) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
884 int fsetattrlist(int,void*,void*,size_t,unsigned int) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
885 //Begin-Libc
886 #ifndef LIBC_ALIAS_GETATTRLIST
887 //End-Libc
888 int getattrlist(const char*,void*,void*,size_t,unsigned int) __DARWIN_ALIAS(getattrlist);
889 //Begin-Libc
890 #else /* LIBC_ALIAS_GETATTRLIST */
891 int getattrlist(const char*,void*,void*,size_t,unsigned int) LIBC_ALIAS(getattrlist);
892 #endif /* !LIBC_ALIAS_GETATTRLIST */
893 //End-Libc
894 //Begin-Libc
895 #ifndef LIBC_ALIAS_SETATTRLIST
896 //End-Libc
897 int setattrlist(const char*,void*,void*,size_t,unsigned int) __DARWIN_ALIAS(setattrlist);
898 //Begin-Libc
899 #else /* LIBC_ALIAS_SETATTRLIST */
900 int setattrlist(const char*,void*,void*,size_t,unsigned int) LIBC_ALIAS(setattrlist);
901 #endif /* !LIBC_ALIAS_SETATTRLIST */
902 //End-Libc
903 int exchangedata(const char*,const char*,unsigned int);
904 int getdirentriesattr(int,void*,void*,size_t,unsigned int*,unsigned int*,unsigned int*,unsigned int);
905
906 #else /* __LP64__ */
907 int fgetattrlist(int,void*,void*,size_t,unsigned long) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
908 int fsetattrlist(int,void*,void*,size_t,unsigned long) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
909 //Begin-Libc
910 #ifndef LIBC_ALIAS_GETATTRLIST
911 //End-Libc
912 int getattrlist(const char*,void*,void*,size_t,unsigned long) __DARWIN_ALIAS(getattrlist);
913 //Begin-Libc
914 #else /* LIBC_ALIAS_GETATTRLIST */
915 int getattrlist(const char*,void*,void*,size_t,unsigned long) LIBC_ALIAS(getattrlist);
916 #endif /* !LIBC_ALIAS_GETATTRLIST */
917 //End-Libc
918 //Begin-Libc
919 #ifndef LIBC_ALIAS_SETATTRLIST
920 //End-Libc
921 int setattrlist(const char*,void*,void*,size_t,unsigned long) __DARWIN_ALIAS(setattrlist);
922 //Begin-Libc
923 #else /* LIBC_ALIAS_SETATTRLIST */
924 int setattrlist(const char*,void*,void*,size_t,unsigned long) LIBC_ALIAS(setattrlist);
925 #endif /* !LIBC_ALIAS_SETATTRLIST */
926 //End-Libc
927 int exchangedata(const char*,const char*,unsigned long);
928 int getdirentriesattr(int,void*,void*,size_t,unsigned long*,unsigned long*,unsigned long*,unsigned long);
929
930 #endif /* __LP64__ */
931
932 struct fssearchblock;
933 struct searchstate;
934
935 int searchfs(const char *, struct fssearchblock *, unsigned long *, unsigned int, unsigned int, struct searchstate *);
936 int fsctl(const char *,unsigned long,void*,unsigned int);
937 int ffsctl(int,unsigned long,void*,unsigned int) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_0);
938
939 #define SYNC_VOLUME_FULLSYNC 0x01 /* Flush data and metadata to platter, not just to disk cache */
940 #define SYNC_VOLUME_WAIT 0x02 /* Wait for sync to complete */
941
942 int fsync_volume_np(int, int) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
943 int sync_volume_np(const char *, int) __OSX_AVAILABLE_STARTING(__MAC_10_8, __IPHONE_6_0);
944
945 extern int optreset;
946
947 __END_DECLS
948 #endif /* __DARWIN_C_LEVEL >= __DARWIN_C_FULL */
949
950 #endif /* _UNISTD_H_ */
mirror of libc