xref: /illumos-gate/usr/src/uts/common/sys/unistd.h (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  *	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T
24  *	  All Rights Reserved
25  *
26  */
27 
28 /*
29  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
30  * Use is subject to license terms.
31  */
32 
33 /*
34  * WARNING: This is an implementation-specific header,
35  * its contents are not guaranteed. Applications
36  * should include <unistd.h> and not this header.
37  */
38 
39 #ifndef _SYS_UNISTD_H
40 #define	_SYS_UNISTD_H
41 
42 #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* From SVR4.0 1.3 */
43 
44 #include <sys/feature_tests.h>
45 
46 #ifdef	__cplusplus
47 extern "C" {
48 #endif
49 
50 /* command names for confstr */
51 
52 #define	_CS_PATH			65
53 
54 /*
55  * command names for large file configuration information
56  */
57 /* large file compilation environment configuration */
58 #define	_CS_LFS_CFLAGS			68
59 #define	_CS_LFS_LDFLAGS			69
60 #define	_CS_LFS_LIBS			70
61 #define	_CS_LFS_LINTFLAGS		71
62 /* transitional large file interface configuration */
63 #define	_CS_LFS64_CFLAGS		72
64 #define	_CS_LFS64_LDFLAGS		73
65 #define	_CS_LFS64_LIBS			74
66 #define	_CS_LFS64_LINTFLAGS		75
67 
68 /* UNIX 98 */
69 #define	_CS_XBS5_ILP32_OFF32_CFLAGS	700
70 #define	_CS_XBS5_ILP32_OFF32_LDFLAGS	701
71 #define	_CS_XBS5_ILP32_OFF32_LIBS	702
72 #define	_CS_XBS5_ILP32_OFF32_LINTFLAGS	703
73 #define	_CS_XBS5_ILP32_OFFBIG_CFLAGS	705
74 #define	_CS_XBS5_ILP32_OFFBIG_LDFLAGS	706
75 #define	_CS_XBS5_ILP32_OFFBIG_LIBS	707
76 #define	_CS_XBS5_ILP32_OFFBIG_LINTFLAGS	708
77 #define	_CS_XBS5_LP64_OFF64_CFLAGS	709
78 #define	_CS_XBS5_LP64_OFF64_LDFLAGS	710
79 #define	_CS_XBS5_LP64_OFF64_LIBS	711
80 #define	_CS_XBS5_LP64_OFF64_LINTFLAGS	712
81 #define	_CS_XBS5_LPBIG_OFFBIG_CFLAGS	713
82 #define	_CS_XBS5_LPBIG_OFFBIG_LDFLAGS	714
83 #define	_CS_XBS5_LPBIG_OFFBIG_LIBS	715
84 #define	_CS_XBS5_LPBIG_OFFBIG_LINTFLAGS	716
85 
86 /* UNIX 03 */
87 #define	_CS_POSIX_V6_ILP32_OFF32_CFLAGS		800
88 #define	_CS_POSIX_V6_ILP32_OFF32_LDFLAGS	801
89 #define	_CS_POSIX_V6_ILP32_OFF32_LIBS		802
90 #define	_CS_POSIX_V6_ILP32_OFF32_LINTFLAGS	803
91 #define	_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS	804
92 #define	_CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS	805
93 #define	_CS_POSIX_V6_ILP32_OFFBIG_LIBS		806
94 #define	_CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS	807
95 #define	_CS_POSIX_V6_LP64_OFF64_CFLAGS		808
96 #define	_CS_POSIX_V6_LP64_OFF64_LDFLAGS		809
97 #define	_CS_POSIX_V6_LP64_OFF64_LIBS		810
98 #define	_CS_POSIX_V6_LP64_OFF64_LINTFLAGS	811
99 #define	_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS	812
100 #define	_CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS	813
101 #define	_CS_POSIX_V6_LPBIG_OFFBIG_LIBS		814
102 #define	_CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS	815
103 #define	_CS_POSIX_V6_WIDTH_RESTRICTED_ENVS	816
104 
105 /* command names for POSIX sysconf */
106 
107 /* POSIX.1 names */
108 #define	_SC_ARG_MAX			1
109 #define	_SC_CHILD_MAX			2
110 #define	_SC_CLK_TCK			3
111 #define	_SC_NGROUPS_MAX 		4
112 #define	_SC_OPEN_MAX			5
113 #define	_SC_JOB_CONTROL 		6
114 #define	_SC_SAVED_IDS			7
115 #define	_SC_VERSION			8
116 /* SVR4 names */
117 #define	_SC_PASS_MAX			9
118 #define	_SC_LOGNAME_MAX			10
119 #define	_SC_PAGESIZE			11
120 #define	_SC_XOPEN_VERSION		12
121 /* 13 reserved for SVr4-ES/MP _SC_NACLS_MAX */
122 #define	_SC_NPROCESSORS_CONF		14
123 #define	_SC_NPROCESSORS_ONLN		15
124 #define	_SC_STREAM_MAX			16
125 #define	_SC_TZNAME_MAX			17
126 /* POSIX.4 names */
127 #define	_SC_AIO_LISTIO_MAX		18
128 #define	_SC_AIO_MAX			19
129 #define	_SC_AIO_PRIO_DELTA_MAX		20
130 #define	_SC_ASYNCHRONOUS_IO		21
131 #define	_SC_DELAYTIMER_MAX		22
132 #define	_SC_FSYNC			23
133 #define	_SC_MAPPED_FILES		24
134 #define	_SC_MEMLOCK			25
135 #define	_SC_MEMLOCK_RANGE		26
136 #define	_SC_MEMORY_PROTECTION		27
137 #define	_SC_MESSAGE_PASSING		28
138 #define	_SC_MQ_OPEN_MAX			29
139 #define	_SC_MQ_PRIO_MAX			30
140 #define	_SC_PRIORITIZED_IO		31
141 #define	_SC_PRIORITY_SCHEDULING		32
142 #define	_SC_REALTIME_SIGNALS		33
143 #define	_SC_RTSIG_MAX			34
144 #define	_SC_SEMAPHORES			35
145 #define	_SC_SEM_NSEMS_MAX		36
146 #define	_SC_SEM_VALUE_MAX		37
147 #define	_SC_SHARED_MEMORY_OBJECTS	38
148 #define	_SC_SIGQUEUE_MAX		39
149 #define	_SC_SIGRT_MIN			40
150 #define	_SC_SIGRT_MAX			41
151 #define	_SC_SYNCHRONIZED_IO		42
152 #define	_SC_TIMERS			43
153 #define	_SC_TIMER_MAX			44
154 /* XPG4 names */
155 #define	_SC_2_C_BIND			45
156 #define	_SC_2_C_DEV    			46
157 #define	_SC_2_C_VERSION			47
158 #define	_SC_2_FORT_DEV 			48
159 #define	_SC_2_FORT_RUN 			49
160 #define	_SC_2_LOCALEDEF			50
161 #define	_SC_2_SW_DEV   			51
162 #define	_SC_2_UPE			52
163 #define	_SC_2_VERSION			53
164 #define	_SC_BC_BASE_MAX			54
165 #define	_SC_BC_DIM_MAX 			55
166 #define	_SC_BC_SCALE_MAX		56
167 #define	_SC_BC_STRING_MAX		57
168 #define	_SC_COLL_WEIGHTS_MAX		58
169 #define	_SC_EXPR_NEST_MAX		59
170 #define	_SC_LINE_MAX 			60
171 #define	_SC_RE_DUP_MAX			61
172 #define	_SC_XOPEN_CRYPT			62
173 #define	_SC_XOPEN_ENH_I18N		63
174 #define	_SC_XOPEN_SHM			64
175 
176 /* additional XSH4/XCU4 command names for sysconf */
177 #define	_SC_2_CHAR_TERM			66
178 #define	_SC_XOPEN_XCU_VERSION		67
179 
180 /* additional XPG4v2 (UNIX 95) command names */
181 #define	_SC_ATEXIT_MAX			76
182 #define	_SC_IOV_MAX			77
183 #define	_SC_XOPEN_UNIX			78
184 #define	_SC_PAGE_SIZE			_SC_PAGESIZE
185 
186 /* defined for XTI (XNS Issue 5) */
187 #ifndef _SC_T_IOV_MAX
188 #define	_SC_T_IOV_MAX			79 /* Must be same in <xti.h> */
189 #endif					   /* T_IOV_MAX must be <= IOV_MAX */
190 
191 #define	_SC_PHYS_PAGES			500
192 #define	_SC_AVPHYS_PAGES		501
193 
194 /*
195  * Hardware specific items
196  * Note that not all items are supported on all architectures
197  */
198 #define	_SC_COHER_BLKSZ		503	/* Coherence block size */
199 #define	_SC_SPLIT_CACHE		504	/* != 0 iff a split cache */
200 #define	_SC_ICACHE_SZ		505	/* Instruction cache size (bytes) */
201 #define	_SC_DCACHE_SZ		506	/* Data cache size (bytes) */
202 #define	_SC_ICACHE_LINESZ	507	/* Instruction cache line size */
203 #define	_SC_DCACHE_LINESZ	508	/* Data cache line size */
204 #define	_SC_ICACHE_BLKSZ	509	/* Block size invalidated for icache */
205 #define	_SC_DCACHE_BLKSZ	510	/* Block size for dcache */
206 #define	_SC_DCACHE_TBLKSZ	511	/* Block size for dcache prefetch */
207 #define	_SC_ICACHE_ASSOC	512	/* Icache associativity 1, 2, 3 etc */
208 #define	_SC_DCACHE_ASSOC	513	/* Dcache associativity 1, 2, 3 etc */
209 
210 #define	_SC_MAXPID		514	/* maximum pid value */
211 #define	_SC_STACK_PROT		515	/* default stack protection */
212 #define	_SC_NPROCESSORS_MAX	516	/* maximum # of processors */
213 #define	_SC_CPUID_MAX		517	/* maximum CPU id */
214 #define	_SC_EPHID_MAX		518	/* maximum ephemeral id */
215 
216 /*
217  * POSIX.1c (pthreads) names. These values are defined above
218  * the sub-500 range. See psarc case 1995/257.
219  */
220 #define	_SC_THREAD_DESTRUCTOR_ITERATIONS 568
221 #define	_SC_GETGR_R_SIZE_MAX		569
222 #define	_SC_GETPW_R_SIZE_MAX		570
223 #define	_SC_LOGIN_NAME_MAX		571
224 #define	_SC_THREAD_KEYS_MAX		572
225 #define	_SC_THREAD_STACK_MIN		573
226 #define	_SC_THREAD_THREADS_MAX		574
227 #define	_SC_TTY_NAME_MAX		575
228 #define	_SC_THREADS			576
229 #define	_SC_THREAD_ATTR_STACKADDR	577
230 #define	_SC_THREAD_ATTR_STACKSIZE	578
231 #define	_SC_THREAD_PRIORITY_SCHEDULING	579
232 #define	_SC_THREAD_PRIO_INHERIT		580
233 #define	_SC_THREAD_PRIO_PROTECT		581
234 #define	_SC_THREAD_PROCESS_SHARED	582
235 #define	_SC_THREAD_SAFE_FUNCTIONS	583
236 
237 /* UNIX 98 */
238 #define	_SC_XOPEN_LEGACY		717
239 #define	_SC_XOPEN_REALTIME		718
240 #define	_SC_XOPEN_REALTIME_THREADS	719
241 #define	_SC_XBS5_ILP32_OFF32		720
242 #define	_SC_XBS5_ILP32_OFFBIG		721
243 #define	_SC_XBS5_LP64_OFF64		722
244 #define	_SC_XBS5_LPBIG_OFFBIG		723
245 
246 /* UNIX 03 */
247 #define	_SC_2_PBS			724
248 #define	_SC_2_PBS_ACCOUNTING		725
249 #define	_SC_2_PBS_CHECKPOINT		726
250 #define	_SC_2_PBS_LOCATE		728
251 #define	_SC_2_PBS_MESSAGE		729
252 #define	_SC_2_PBS_TRACK			730
253 #define	_SC_ADVISORY_INFO		731
254 #define	_SC_BARRIERS			732
255 #define	_SC_CLOCK_SELECTION		733
256 #define	_SC_CPUTIME			734
257 #define	_SC_HOST_NAME_MAX		735
258 #define	_SC_MONOTONIC_CLOCK		736
259 #define	_SC_READER_WRITER_LOCKS		737
260 #define	_SC_REGEXP			738
261 #define	_SC_SHELL			739
262 #define	_SC_SPAWN			740
263 #define	_SC_SPIN_LOCKS			741
264 #define	_SC_SPORADIC_SERVER		742
265 #define	_SC_SS_REPL_MAX			743
266 #define	_SC_SYMLOOP_MAX			744
267 #define	_SC_THREAD_CPUTIME		745
268 #define	_SC_THREAD_SPORADIC_SERVER	746
269 #define	_SC_TIMEOUTS			747
270 #define	_SC_TRACE			748
271 #define	_SC_TRACE_EVENT_FILTER		749
272 #define	_SC_TRACE_EVENT_NAME_MAX	750
273 #define	_SC_TRACE_INHERIT		751
274 #define	_SC_TRACE_LOG			752
275 #define	_SC_TRACE_NAME_MAX		753
276 #define	_SC_TRACE_SYS_MAX		754
277 #define	_SC_TRACE_USER_EVENT_MAX	755
278 #define	_SC_TYPED_MEMORY_OBJECTS	756
279 #define	_SC_V6_ILP32_OFF32		757
280 #define	_SC_V6_ILP32_OFFBIG		758
281 #define	_SC_V6_LP64_OFF64		759
282 #define	_SC_V6_LPBIG_OFFBIG		760
283 #define	_SC_XOPEN_STREAMS		761
284 #define	_SC_IPV6			762
285 #define	_SC_RAW_SOCKETS			763
286 
287 /* command names for POSIX pathconf */
288 
289 /* POSIX.1 names */
290 #define	_PC_LINK_MAX		1
291 #define	_PC_MAX_CANON		2
292 #define	_PC_MAX_INPUT		3
293 #define	_PC_NAME_MAX		4
294 #define	_PC_PATH_MAX		5
295 #define	_PC_PIPE_BUF		6
296 #define	_PC_NO_TRUNC		7
297 #define	_PC_VDISABLE		8
298 #define	_PC_CHOWN_RESTRICTED	9
299 /* POSIX.4 names */
300 #define	_PC_ASYNC_IO		10
301 #define	_PC_PRIO_IO		11
302 #define	_PC_SYNC_IO		12
303 /* UNIX 03 names */
304 #define	_PC_ALLOC_SIZE_MIN	13
305 #define	_PC_REC_INCR_XFER_SIZE	14
306 #define	_PC_REC_MAX_XFER_SIZE	15
307 #define	_PC_REC_MIN_XFER_SIZE	16
308 #define	_PC_REC_XFER_ALIGN	17
309 #define	_PC_SYMLINK_MAX		18
310 #define	_PC_2_SYMLINKS		19
311 #define	_PC_ACL_ENABLED		20
312 #define	_PC_MIN_HOLE_SIZE	21
313 #define	_PC_CASE_BEHAVIOR	22
314 #define	_PC_SATTR_ENABLED	23
315 #define	_PC_SATTR_EXISTS	24
316 
317 /*
318  * Large File Summit names
319  *
320  * This value matches the MIPS ABI choice, but leaves a large gap in the
321  * value space.
322  */
323 #define	_PC_FILESIZEBITS	67
324 #define	_PC_LAST		67
325 
326 /*
327  * Extended attributes
328  */
329 #define	_PC_XATTR_ENABLED	100
330 #define	_PC_XATTR_EXISTS	101
331 
332 /*
333  * Case sensitivity values (related to _PC_CASE_BEHAVIOR)
334  */
335 #define	_CASE_SENSITIVE		0x1
336 #define	_CASE_INSENSITIVE	0x2
337 
338 /*
339  * The value of 0 is returned when
340  * ACL's are not supported
341  */
342 #define	_ACL_ACLENT_ENABLED	0x1
343 #define	_ACL_ACE_ENABLED	0x2
344 
345 #ifndef	_POSIX_VERSION
346 #ifdef	_XPG6
347 #define	_POSIX_VERSION		200112L	/* Supports IEEE Std 1003.1-2001 */
348 #else
349 #define	_POSIX_VERSION		199506L /* Supports POSIX-1c DIS */
350 #endif
351 #endif /* _POSIX_VERSION */
352 
353 #ifndef	_POSIX2_VERSION
354 #ifdef	_XPG6
355 #define	_POSIX2_VERSION		200112L	/* Supports IEEE Std 1003.1-2001 */
356 #else
357 #define	_POSIX2_VERSION		199209L /* Supports ISO POSIX-2 DIS */
358 #endif
359 #endif /* _POSIX2_VERSION */
360 
361 /*
362  * Marked LEGACY in SUSv2 and removed in SUSv3. Though SUSv3 applications
363  * should not rely on this value, it has been aligned with the current
364  * standard to avoid confusion if used.
365  */
366 #ifndef	_POSIX2_C_VERSION
367 #ifdef	_XPG6
368 #define	_POSIX2_C_VERSION	200112L	/* Supports IEEE Std 1003.1-2001 */
369 #else
370 #define	_POSIX2_C_VERSION	199209L	/* Supports ISO POSIX-2 DIS */
371 #endif
372 #endif /* _POSIX2_C_VERSION */
373 
374 #define	_XOPEN_XPG3			/* Supports XPG, Issue 3 */
375 #define	_XOPEN_XPG4			/* Supports XPG, Issue 4 */
376 #define	_XOPEN_UNIX		0	/* Supports X/Open System Interfaces */
377 
378 #ifndef	_XOPEN_XCU_VERSION
379 #define	_XOPEN_XCU_VERSION	4	/* Supports XCU4 */
380 #endif
381 
382 #define	_XOPEN_REALTIME		1	/* Supports Realtime */
383 #define	_XOPEN_ENH_I18N		1	/* Supports Enhanced International */
384 #define	_XOPEN_SHM		1	/* Supports Shared Memory Feature */
385 #define	_POSIX2_CHAR_TERM	1	/* Supports at least 1 terminal type */
386 
387 #ifdef _XPG6
388 #define	_POSIX2_C_BIND	  200112L	/* Supports C Language Bindings */
389 #define	_POSIX2_C_DEV	  200112L	/* Supports C language dev utility */
390 #define	_POSIX2_FORT_RUN  200112L	/* Supports FORTRAN runtime */
391 #define	_POSIX2_LOCALEDEF 200112L	/* Supports creation of locales */
392 #define	_POSIX2_SW_DEV	  200112L	/* Supports S/W Development Utility */
393 #define	_POSIX2_UPE	  200112L 	/* Supports User Portability Utility */
394 #else
395 #define	_POSIX2_C_BIND		1	/* Supports C Language Bindings */
396 #define	_POSIX2_C_DEV		1	/* Supports C language dev utility */
397 #define	_POSIX2_FORT_RUN	1	/* Supports FORTRAN runtime */
398 #define	_POSIX2_LOCALEDEF	1	/* Supports creation of locales */
399 #define	_POSIX2_SW_DEV		1	/* Supports S/W Development Utility */
400 #define	_POSIX2_UPE		1 	/* Supports User Portability Utility */
401 #endif /* _XPG6 */
402 
403 /* UNIX 03 names */
404 #define	_POSIX_REGEXP		1	/* Supports POSIX Regular Expressions */
405 #define	_POSIX_SHELL		1	/* Supports POSIX shell */
406 #define	_XOPEN_STREAMS		1	/* Supports XSI Streams Option Group */
407 
408 #ifdef	__cplusplus
409 }
410 #endif
411 
412 #endif	/* _SYS_UNISTD_H */
413