2 * ORIGINAL COPYRIGHT STATEMENT:
4 * Copyright (c) 1994 Winning Strategies, Inc.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Winning Strategies, Inc.
18 * 4. The name of the author may not be used to endorse or promote products
19 * derived from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 * POSIX.2 getconf utility
36 * Originally Written by:
37 * J.T. Conklin (jtc@wimsey.com), Winning Strategies, Inc.
39 * Heavily modified for inclusion in bash by
40 * Chet Ramey <chet@po.cwru.edu>
47 #ifdef HAVE_SYS_PARAM_H
48 # include <sys/param.h>
70 #include "bashgetopt.h"
81 enum { SYSCONF, CONFSTR, PATHCONF, CONSTANT, G_UNDEF } type;
86 static size_t confstr __P((int, char *, size_t));
90 static long sysconf __P((int));
94 static long pathconf __P((const char *, int));
97 static const struct conf_variable conf_table[] =
99 /* POSIX.2 Configurable Variable Values */
100 { "PATH", CONFSTR, _CS_PATH },
101 { "CS_PATH", CONFSTR, _CS_PATH },
103 /* POSIX.1 Configurable Variable Values (only Solaris?) */
104 #if defined (_CS_LFS_CFLAGS)
105 { "LFS_CFLAGS", CONFSTR, _CS_LFS_CFLAGS },
106 { "LFS_LDFLAGS", CONFSTR, _CS_LFS_LDFLAGS },
107 { "LFS_LIBS", CONFSTR, _CS_LFS_LIBS },
108 { "LFS_LINTFLAGS", CONFSTR, _CS_LFS_LINTFLAGS },
110 #if defined (_CS_LFS64_CFLAGS)
111 { "LFS64_CFLAGS", CONFSTR, _CS_LFS64_CFLAGS },
112 { "LFS64_LDFLAGS", CONFSTR, _CS_LFS64_LDFLAGS },
113 { "LFS64_LIBS", CONFSTR, _CS_LFS64_LIBS },
114 { "LFS64_LINTFLAGS", CONFSTR, _CS_LFS64_LINTFLAGS },
117 /* Single UNIX Specification version 2 Configurable Variable Values. The
118 SYSCONF variables say whether or not the appropriate CONFSTR variables
120 #if defined (_SC_XBS5_ILP32_OFF32)
121 { "XBS5_ILP32_OFF32", SYSCONF, _SC_XBS5_ILP32_OFF32 },
122 { "_XBS5_ILP32_OFF32", SYSCONF, _SC_XBS5_ILP32_OFF32 },
124 #if defined (_CS_XBS5_ILP32_OFF32_CFLAGS)
125 { "XBS5_ILP32_OFF32_CFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_CFLAGS },
126 { "XBS5_ILP32_OFF32_LDFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_LDFLAGS },
127 { "XBS5_ILP32_OFF32_LIBS", CONFSTR, _CS_XBS5_ILP32_OFF32_LIBS },
128 { "XBS5_ILP32_OFF32_LINTFLAGS", CONFSTR, _CS_XBS5_ILP32_OFF32_LINTFLAGS },
130 #if defined (_SC_XBS5_ILP32_OFFBIG)
131 { "XBS5_ILP32_OFFBIG", SYSCONF, _SC_XBS5_ILP32_OFFBIG },
132 { "_XBS5_ILP32_OFFBIG", SYSCONF, _SC_XBS5_ILP32_OFFBIG },
134 #if defined (_CS_XBS5_ILP32_OFFBIG_CFLAGS)
135 { "XBS5_ILP32_OFFBIG_CFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_CFLAGS },
136 { "XBS5_ILP32_OFFBIG_LDFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LDFLAGS },
137 { "XBS5_ILP32_OFFBIG_LIBS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LIBS },
138 { "XBS5_ILP32_OFFBIG_LINTFLAGS", CONFSTR, _CS_XBS5_ILP32_OFFBIG_LINTFLAGS },
140 #if defined (_SC_XBS5_LP64_OFF64)
141 { "XBS5_LP64_OFF64", SYSCONF, _SC_XBS5_LP64_OFF64 },
142 { "_XBS5_LP64_OFF64", SYSCONF, _SC_XBS5_LP64_OFF64 },
144 #if defined (_CS_XBS5_LP64_OFF64_CFLAGS)
145 { "XBS5_LP64_OFF64_CFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_CFLAGS },
146 { "XBS5_LP64_OFF64_LDFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_LDFLAGS },
147 { "XBS5_LP64_OFF64_LIBS", CONFSTR, _CS_XBS5_LP64_OFF64_LIBS },
148 { "XBS5_LP64_OFF64_LINTFLAGS", CONFSTR, _CS_XBS5_LP64_OFF64_LINTFLAGS },
150 #if defined (_SC_XBS5_LPBIG_OFFBIG)
151 { "XBS5_LPBIG_OFFBIG", SYSCONF, _SC_XBS5_LPBIG_OFFBIG },
152 { "_XBS5_LPBIG_OFFBIG", SYSCONF, _SC_XBS5_LPBIG_OFFBIG },
154 #if defined (_CS_XBS5_LPBIG_OFFBIG_CFLAGS)
155 { "XBS5_LPBIG_OFFBIG_CFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_CFLAGS },
156 { "XBS5_LPBIG_OFFBIG_LDFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LDFLAGS },
157 { "XBS5_LPBIG_OFFBIG_LIBS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LIBS },
158 { "XBS5_LPBIG_OFFBIG_LINTFLAGS", CONFSTR, _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS },
161 /* Single UNIX Specification version 3 (POSIX.1-200x) Configurable Variable
162 Values. The SYSCONF variables say whether or not the appropriate CONFSTR
163 variables are available. */
165 #if defined (_SC_POSIX_V6_ILP32_OFF32)
166 { "_POSIX_V6_ILP32_OFF32", SYSCONF, _SC_POSIX_V6_ILP32_OFF32 },
168 #if defined (_CS_POSIX_V6_ILP32_OFF32_CFLAGS)
169 { "POSIX_V6_ILP32_OFF32_CFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_CFLAGS },
170 { "POSIX_V6_ILP32_OFF32_LDFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LDFLAGS },
171 { "POSIX_V6_ILP32_OFF32_LIBS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LIBS },
172 { "POSIX_V6_ILP32_OFF32_LINTFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFF32_LINTFLAGS },
174 #if defined (_SC_POSIX_V6_ILP32_OFFBIG)
175 { "_POSIX_V6_ILP32_OFFBIG", SYSCONF, _SC_POSIX_V6_ILP32_OFFBIG },
177 #if defined (_CS_POSIX_V6_ILP32_OFFBIG_CFLAGS)
178 { "POSIX_V6_ILP32_OFFBIG_CFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS },
179 { "POSIX_V6_ILP32_OFFBIG_LDFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS },
180 { "POSIX_V6_ILP32_OFFBIG_LIBS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LIBS },
181 { "POSIX_V6_ILP32_OFFBIG_LINTFLAGS", CONFSTR, _CS_POSIX_V6_ILP32_OFFBIG_LINTFLAGS },
183 #if defined (_SC_POSIX_V6_LP64_OFF64)
184 { "_POSIX_V6_LP64_OFF64", SYSCONF, _SC_POSIX_V6_LP64_OFF64 },
186 #if defined (_CS_POSIX_V6_LP64_OFF64_CFLAGS)
187 { "POSIX_V6_LP64_OFF64_CFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_CFLAGS },
188 { "POSIX_V6_LP64_OFF64_LDFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LDFLAGS },
189 { "POSIX_V6_LP64_OFF64_LIBS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LIBS },
190 { "POSIX_V6_LP64_OFF64_LINTFLAGS", CONFSTR, _CS_POSIX_V6_LP64_OFF64_LINTFLAGS },
192 #if defined (_SC_POSIX_V6_LPBIG_OFFBIG)
193 { "_POSIX_V6_LPBIG_OFFBIG", SYSCONF, _SC_POSIX_V6_LPBIG_OFFBIG },
195 #if defined (_CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS)
196 { "POSIX_V6_LPBIG_OFFBIG_CFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS },
197 { "POSIX_V6_LPBIG_OFFBIG_LDFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS },
198 { "POSIX_V6_LPBIG_OFFBIG_LIBS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LIBS },
199 { "POSIX_V6_LPBIG_OFFBIG_LINTFLAGS", CONFSTR, _CS_POSIX_V6_LPBIG_OFFBIG_LINTFLAGS },
202 /* POSIX.2 Utility Limit Minimum Values */
203 #ifdef _POSIX2_BC_BASE_MAX
204 { "POSIX2_BC_BASE_MAX", CONSTANT, _POSIX2_BC_BASE_MAX },
206 { "POSIX2_BC_BASE_MAX", G_UNDEF, -1 },
208 #ifdef _POSIX2_BC_DIM_MAX
209 { "POSIX2_BC_DIM_MAX", CONSTANT, _POSIX2_BC_DIM_MAX },
211 { "POSIX2_BC_DIM_MAX", G_UNDEF, -1 },
213 #ifdef _POSIX2_BC_SCALE_MAX
214 { "POSIX2_BC_SCALE_MAX", CONSTANT, _POSIX2_BC_SCALE_MAX },
216 { "POSIX2_BC_SCALE_MAX", G_UNDEF, -1 },
218 #ifdef _POSIX2_BC_STRING_MAX
219 { "POSIX2_BC_STRING_MAX", CONSTANT, _POSIX2_BC_STRING_MAX },
221 { "POSIX2_BC_STRING_MAX", G_UNDEF, -1 },
223 #ifdef _POSIX2_COLL_WEIGHTS_MAX
224 { "POSIX2_COLL_WEIGHTS_MAX", CONSTANT, _POSIX2_COLL_WEIGHTS_MAX },
226 { "POSIX2_COLL_WEIGHTS_MAX", G_UNDEF, -1 },
228 #if defined (_POSIX2_EQUIV_CLASS_MAX)
229 { "POSIX2_EQUIV_CLASS_MAX", CONSTANT, _POSIX2_EQUIV_CLASS_MAX },
231 #ifdef _POSIX2_EXPR_NEST_MAX
232 { "POSIX2_EXPR_NEST_MAX", CONSTANT, _POSIX2_EXPR_NEST_MAX },
234 { "POSIX2_EXPR_NEST_MAX", G_UNDEF, -1 },
236 #ifdef _POSIX2_LINE_MAX
237 { "POSIX2_LINE_MAX", CONSTANT, _POSIX2_LINE_MAX },
239 { "POSIX2_LINE_MAX", G_UNDEF, -1 },
241 #ifdef _POSIX2_RE_DUP_MAX
242 { "POSIX2_RE_DUP_MAX", CONSTANT, _POSIX2_RE_DUP_MAX },
244 { "POSIX2_RE_DUP_MAX", G_UNDEF, -1 },
246 #if defined (_POSIX2_VERSION)
247 { "POSIX2_VERSION", CONSTANT, _POSIX2_VERSION },
249 # if !defined (_SC_2_VERSION)
250 { "POSIX2_VERSION", G_UNDEF, -1 },
254 /* POSIX.1 Minimum Values */
255 #ifdef _POSIX_ARG_MAX
256 { "_POSIX_ARG_MAX", CONSTANT, _POSIX_ARG_MAX },
258 { "_POSIX_ARG_MAX", G_UNDEF, -1 },
260 #ifdef _POSIX_CHILD_MAX
261 { "_POSIX_CHILD_MAX", CONSTANT, _POSIX_CHILD_MAX },
263 { "_POSIX_CHILD_MAX", G_UNDEF, -1 },
265 #ifdef _POSIX_LINK_MAX
266 { "_POSIX_LINK_MAX", CONSTANT, _POSIX_LINK_MAX },
268 { "_POSIX_LINK_MAX", G_UNDEF, -1 },
270 #ifdef _POSIX_MAX_CANON
271 { "_POSIX_MAX_CANON", CONSTANT, _POSIX_MAX_CANON },
273 { "_POSIX_MAX_CANON", G_UNDEF, -1 },
275 #ifdef _POSIX_MAX_INPUT
276 { "_POSIX_MAX_INPUT", CONSTANT, _POSIX_MAX_INPUT },
278 { "_POSIX_MAX_INPUT", G_UNDEF, -1 },
280 #ifdef _POSIX_NAME_MAX
281 { "_POSIX_NAME_MAX", CONSTANT, _POSIX_NAME_MAX },
283 { "_POSIX_NAME_MAX", G_UNDEF, -1 },
285 #ifdef _POSIX_NGROUPS_MAX
286 { "_POSIX_NGROUPS_MAX", CONSTANT, _POSIX_NGROUPS_MAX },
288 { "_POSIX_NGROUPS_MAX", G_UNDEF, -1 },
290 #ifdef _POSIX_OPEN_MAX
291 { "_POSIX_OPEN_MAX", CONSTANT, _POSIX_OPEN_MAX },
293 { "_POSIX_OPEN_MAX", G_UNDEF, -1 },
295 #ifdef _POSIX_PATH_MAX
296 { "_POSIX_PATH_MAX", CONSTANT, _POSIX_PATH_MAX },
298 { "_POSIX_PATH_MAX", G_UNDEF, -1 },
300 #ifdef _POSIX_PIPE_BUF
301 { "_POSIX_PIPE_BUF", CONSTANT, _POSIX_PIPE_BUF },
303 { "_POSIX_PIPE_BUF", G_UNDEF, -1 },
305 #ifdef _POSIX_SSIZE_MAX
306 { "_POSIX_SSIZE_MAX", CONSTANT, _POSIX_SSIZE_MAX },
308 { "_POSIX_SSIZE_MAX", G_UNDEF, -1 },
310 #ifdef _POSIX_STREAM_MAX
311 { "_POSIX_STREAM_MAX", CONSTANT, _POSIX_STREAM_MAX },
313 { "_POSIX_STREAM_MAX", G_UNDEF, -1 },
315 #ifdef _POSIX_TZNAME_MAX
316 { "_POSIX_TZNAME_MAX", CONSTANT, _POSIX_TZNAME_MAX },
318 { "_POSIX_TZNAME_MAX", G_UNDEF, -1 },
321 /* POSIX.2/XPG 4.2 (and later) Symbolic Utility Limits */
322 #ifdef _SC_BC_BASE_MAX
323 { "BC_BASE_MAX", SYSCONF, _SC_BC_BASE_MAX },
325 #ifdef _SC_BC_DIM_MAX
326 { "BC_DIM_MAX", SYSCONF, _SC_BC_DIM_MAX },
328 #ifdef _SC_BC_SCALE_MAX
329 { "BC_SCALE_MAX", SYSCONF, _SC_BC_SCALE_MAX },
331 #ifdef _SC_BC_STRING_MAX
332 { "BC_STRING_MAX", SYSCONF, _SC_BC_STRING_MAX },
334 #ifdef CHARCLASS_NAME_MAX
335 { "CHARCLASS_NAME_MAX", CONSTANT, CHARCLASS_NAME_MAX },
337 #ifdef _SC_COLL_WEIGHTS_MAX
338 { "COLL_WEIGHTS_MAX", SYSCONF, _SC_COLL_WEIGHTS_MAX },
340 #ifdef _SC_EXPR_NEST_MAX
341 { "EXPR_NEST_MAX", SYSCONF, _SC_EXPR_NEST_MAX },
344 { "LINE_MAX", SYSCONF, _SC_LINE_MAX },
347 { "NL_ARGMAX", CONSTANT, NL_ARGMAX },
350 { "NL_LANGMAX", CONSTANT, NL_LANGMAX },
353 { "NL_MSGMAX", CONSTANT, NL_MSGMAX },
356 { "NL_NMAX", CONSTANT, NL_NMAX },
359 { "NL_SETMAX", CONSTANT, NL_SETMAX },
362 { "NL_TEXTMAX", CONSTANT, NL_TEXTMAX },
364 #ifdef _SC_RE_DUP_MAX
365 { "RE_DUP_MAX", SYSCONF, _SC_RE_DUP_MAX },
368 /* POSIX.2 Optional Facility Configuration Values */
370 { "_POSIX2_C_BIND", SYSCONF, _SC_2_C_BIND },
372 { "_POSIX2_C_BIND", G_UNDEF, -1 },
375 { "_POSIX2_C_DEV", SYSCONF, _SC_2_C_DEV },
377 { "_POSIX2_C_DEV", G_UNDEF, -1 },
379 #if defined (_SC_2_C_VERSION)
380 { "_POSIX2_C_VERSION", SYSCONF, _SC_2_C_VERSION },
382 { "_POSIX2_C_VERSION", G_UNDEF, -1 },
384 #if defined (_SC_2_CHAR_TERM)
385 { "_POSIX2_CHAR_TERM", SYSCONF, _SC_2_CHAR_TERM },
387 { "_POSIX2_CHAR_TERM", G_UNDEF, -1 },
389 #ifdef _SC_2_FORT_DEV
390 { "_POSIX2_FORT_DEV", SYSCONF, _SC_2_FORT_DEV },
392 { "_POSIX2_FORT_DEV", G_UNDEF, -1 },
394 #ifdef _SC_2_FORT_RUN
395 { "_POSIX2_FORT_RUN", SYSCONF, _SC_2_FORT_RUN },
397 { "_POSIX2_FORT_RUN", G_UNDEF, -1 },
399 #ifdef _SC_2_LOCALEDEF
400 { "_POSIX2_LOCALEDEF", SYSCONF, _SC_2_LOCALEDEF },
402 { "_POSIX2_LOCALEDEF", G_UNDEF, -1 },
405 { "_POSIX2_SW_DEV", SYSCONF, _SC_2_SW_DEV },
407 { "_POSIX2_SW_DEV", G_UNDEF, -1 },
409 #if defined (_SC2_UPE)
410 { "_POSIX2_UPE", SYSCONF, _SC_2_UPE },
412 { "_POSIX2_UPE", G_UNDEF, -1 },
414 #if !defined (_POSIX2_VERSION) && defined (_SC_2_VERSION)
415 { "_POSIX2_VERSION", SYSCONF, _SC_2_VERSION },
417 { "_POSIX2_VERSION", G_UNDEF, -1 },
419 #if defined (_SC_REGEX_VERSION)
420 { "REGEX_VERSION", SYSCONF, _SC_REGEX_VERSION },
422 { "REGEX_VERSION", G_UNDEF, -1 },
425 #if defined (_SC_2_PBS)
426 { "_POSIX2_PBS", SYSCONF, _SC_2_PBS },
427 { "_POSIX2_PBS_ACCOUNTING", SYSCONF, _SC_2_PBS_ACCOUNTING },
428 { "_POSIX2_PBS_LOCATE", SYSCONF, _SC_2_PBS_LOCATE },
429 { "_POSIX2_PBS_MESSAGE", SYSCONF, _SC_2_PBS_MESSAGE },
430 { "_POSIX2_PBS_TRACK", SYSCONF, _SC_2_PBS_TRACK },
433 /* POSIX.1 Configurable System Variables */
435 { "ARG_MAX", SYSCONF, _SC_ARG_MAX },
438 { "CHILD_MAX", SYSCONF, _SC_CHILD_MAX },
441 { "CLK_TCK", SYSCONF, _SC_CLK_TCK },
443 #ifdef _SC_DELAYTIMER_MAX
444 { "DELAYTIMER_MAX", SYSCONF, _SC_DELAYTIMER_MAX },
446 #ifdef _SC_NGROUPS_MAX
447 { "NGROUPS_MAX", SYSCONF, _SC_NGROUPS_MAX },
450 { "NZERO", CONSTANT, NZERO },
453 { "OPEN_MAX", SYSCONF, _SC_OPEN_MAX },
456 { "PASS_MAX", CONSTANT, PASS_MAX },
458 #ifdef _SC_STREAM_MAX
459 { "STREAM_MAX", SYSCONF, _SC_STREAM_MAX },
462 { "TMP_MAX", CONSTANT, TMP_MAX },
464 #ifdef _SC_TZNAME_MAX
465 { "TZNAME_MAX", SYSCONF, _SC_TZNAME_MAX },
468 /* POSIX.1 Optional Facility Configuration Values */
469 #if defined (_SC_ADVISORY_INFO)
470 { "_POSIX_ADVISORY_INFO", SYSCONF, _SC_ADVISORY_INFO },
472 #if defined (_SC_ASYNCHRONOUS_IO)
473 { "_POSIX_ASYNCHRONOUS_IO", SYSCONF, _SC_ASYNCHRONOUS_IO },
475 #if defined (_SC_BARRIERS)
476 { "_POSIX_BARRIERS", SYSCONF, _SC_BARRIERS },
478 #if defined (_SC_BASE)
479 { "_POSIX_BASE", SYSCONF, _SC_BASE },
481 #if defined (_SC_C_LANG_SUPPORT)
482 { "_POSIX_C_LANG_SUPPORT", SYSCONF, _SC_C_LANG_SUPPORT },
484 #if defined (_SC_C_LANG_SUPPORT_R)
485 { "_POSIX_C_LANG_SUPPORT_R", SYSCONF, _SC_C_LANG_SUPPORT_R },
487 #if defined (_SC_CLOCK_SELECTION)
488 { "_POSIX_CLOCK_SELECTION", SYSCONF, _SC_CLOCK_SELECTION },
490 #if defined (_SC_CPUTIME)
491 { "_POSIX_CPUTIME", SYSCONF, _SC_CPUTIME },
493 #if defined (_SC_DEVICE_IO)
494 { "_POSIX_DEVICE_IO", SYSCONF, _SC_DEVICE_IO },
496 #if defined (_SC_DEVICE_SPECIFIC)
497 { "_POSIX_DEVICE_SPECIFIC", SYSCONF, _SC_DEVICE_SPECIFIC },
499 #if defined (_SC_DEVICE_SPECIFIC_R)
500 { "_POSIX_DEVICE_SPECIFIC_R", SYSCONF, _SC_DEVICE_SPECIFIC_R },
502 #if defined (_SC_FD_MGMT)
503 { "_POSIX_FD_MGMT", SYSCONF, _SC_FD_MGMT },
505 #if defined (_SC_FIFO)
506 { "_POSIX_FIFO", SYSCONF, _SC_FIFO },
508 #if defined (_SC_FILE_ATTRIBUTES)
509 { "_POSIX_FILE_ATTRIBUTES", SYSCONF, _SC_FILE_ATTRIBUTES },
511 #if defined (_SC_FILE_LOCKING)
512 { "_POSIX_FILE_LOCKING", SYSCONF, _SC_FILE_LOCKING },
514 #if defined (_SC_FILE_SYSTEM)
515 { "_POSIX_FILE_SYSTEM", SYSCONF, _SC_FILE_SYSTEM },
517 #if defined (_SC_FSYNC)
518 { "_POSIX_FSYNC", SYSCONF, _SC_FSYNC },
520 #if defined (_SC_JOB_CONTROL)
521 { "_POSIX_JOB_CONTROL", SYSCONF, _SC_JOB_CONTROL },
523 #if defined (_SC_MAPPED_FILES)
524 { "_POSIX_MAPPED_FILES", SYSCONF, _SC_MAPPED_FILES },
526 #if defined (_SC_MEMLOCK)
527 { "_POSIX_MEMLOCK", SYSCONF, _SC_MEMLOCK },
529 #if defined (_SC_MEMLOCK_RANGE)
530 { "_POSIX_MEMLOCK_RANGE", SYSCONF, _SC_MEMLOCK_RANGE },
532 #if defined (_SC_MEMORY_PROTECTION)
533 { "_POSIX_MEMORY_PROTECTION", SYSCONF, _SC_MEMORY_PROTECTION },
535 #if defined (_SC_MESSAGE_PASSING)
536 { "_POSIX_MESSAGE_PASSING", SYSCONF, _SC_MESSAGE_PASSING },
538 #if defined (_SC_MONOTONIC_CLOCK)
539 { "_POSIX_MONOTONIC_CLOCK", SYSCONF, _SC_MONOTONIC_CLOCK },
541 #if defined (_SC_MULTI_PROCESS)
542 { "_POSIX_MULTI_PROCESS", SYSCONF, _SC_MULTI_PROCESS },
544 #if defined (_SC_NETWORKING)
545 { "_POSIX_NETWORKING", SYSCONF, _SC_NETWORKING },
547 #if defined (_SC_PIPE)
548 { "_POSIX_PIPE", SYSCONF, _SC_PIPE },
550 #if defined (SC_PRIORITIZED_IO)
551 { "_POSIX_PRIORITIZED_IO", SYSCONF, _SC_PRIORITIZED_IO },
553 #if defined (_SC_PRIORITY_SCHEDULING)
554 { "_POSIX_PRIORITY_SCHEDULING", SYSCONF, _SC_PRIORITY_SCHEDULING },
556 #if defined (_SC_READER_WRITER_LOCKS)
557 { "_POSIX_READER_WRITER_LOCKS", SYSCONF, _SC_READER_WRITER_LOCKS },
559 #if defined (_SC_REALTIME_SIGNALS)
560 { "_POSIX_REALTIME_SIGNALS", SYSCONF, _SC_REALTIME_SIGNALS },
562 #if defined (_SC_REGEXP)
563 { "_POSIX_REGEXP", SYSCONF, _SC_REGEXP },
565 #if defined (_SC_SAVED_IDS)
566 { "_POSIX_SAVED_IDS", SYSCONF, _SC_SAVED_IDS },
568 #if defined (_SC_SEMAPHORES)
569 { "_POSIX_SEMAPHORES", SYSCONF, _SC_SEMAPHORES },
571 #if defined (_SC_SHARED_MEMORY_OBJECTS)
572 { "_POSIX_SHARED_MEMORY_OBJECTS", SYSCONF, _SC_SHARED_MEMORY_OBJECTS },
574 { "_POSIX_SHELL", CONSTANT, 1 },
575 #if defined (_SC_SIGNALS)
576 { "_POSIX_SIGNALS", SYSCONF, _SC_SIGNALS },
578 #if defined (_SC_SINGLE_PROCESS)
579 { "_POSIX_SINGLE_PROCESS", SYSCONF, _SC_SINGLE_PROCESS },
581 #if defined (_SC_SPAWN)
582 { "_POSIX_SPAWN", SYSCONF, _SC_SPAWN },
584 #if defined (_SC_SPIN_LOCKS)
585 { "_POSIX_SPIN_LOCKS", SYSCONF, _SC_SPIN_LOCKS },
587 #if defined (_SC_SPORADIC_SERVER)
588 { "_POSIX_SPORADIC_SERVER", SYSCONF, _SC_SPORADIC_SERVER },
590 #if defined (_SC_SYNCHRONIZED_IO)
591 { "_POSIX_SYNCHRONIZED_IO", SYSCONF, _SC_SYNCHRONIZED_IO },
593 #if defined (_SC_SYSTEM_DATABASE)
594 { "_POSIX_SYSTEM_DATABASE", SYSCONF, _SC_SYSTEM_DATABASE },
596 #if defined (_SC_SYSTEM_DATABASE_R)
597 { "_POSIX_SYSTEM_DATABASE_R", SYSCONF, _SC_SYSTEM_DATABASE_R },
599 #if defined (_SC_THREAD_ATTR_STACKADDR)
600 { "_POSIX_THREAD_ATTR_STACKADDR", SYSCONF, _SC_THREAD_ATTR_STACKADDR },
602 #if defined (_SC_THREAD_ATTR_STACKSIZE)
603 { "_POSIX_THREAD_ATTR_STACKSIZE", SYSCONF, _SC_THREAD_ATTR_STACKSIZE },
605 #if defined (_SC_THREAD_CPUTIME)
606 { "_POSIX_THREAD_CPUTIME", SYSCONF, _SC_THREAD_CPUTIME },
608 #if defined (_SC_THREAD_PRIO_INHERIT)
609 { "_POSIX_THREAD_PRIO_INHERIT", SYSCONF, _SC_THREAD_PRIO_INHERIT },
611 #if defined (_SC_THREAD_PRIO_PROTECT)
612 { "_POSIX_THREAD_PRIO_PROTECT", SYSCONF, _SC_THREAD_PRIO_PROTECT },
614 #if defined (_SC_THREAD_PRIORITY_SCHEDULING)
615 { "_POSIX_THREAD_PRIORITY_SCHEDULING", SYSCONF, _SC_THREAD_PRIORITY_SCHEDULING },
617 #if defined (_SC_THREAD_PROCESS_SHARED)
618 { "_POSIX_THREAD_PROCESS_SHARED", SYSCONF, _SC_THREAD_PROCESS_SHARED },
620 #if defined (_SC_THREAD_SAFE_FUNCTIONS)
621 { "_POSIX_THREAD_SAFE_FUNCTIONS", SYSCONF, _SC_THREAD_SAFE_FUNCTIONS },
623 #if defined (_SC_THREAD_SPORADIC_SERVER)
624 { "_POSIX_THREAD_SPORADIC_SERVER", SYSCONF, _SC_THREAD_SPORADIC_SERVER },
626 #if defined (_SC_THREADS)
627 { "_POSIX_THREADS", SYSCONF, _SC_THREADS },
629 #if defined (_SC_TIMEOUTS)
630 { "_POSIX_TIMEOUTS", SYSCONF, _SC_TIMEOUTS },
632 #if defined (_SC_TIMERS)
633 { "_POSIX_TIMERS", SYSCONF, _SC_TIMERS },
635 #if defined (_SC_TRACE)
636 { "_POSIX_TRACE", SYSCONF, _SC_TRACE },
638 #if defined (_SC_TRACE)
639 { "_POSIX_TRACE_EVENT_FILTER",SYSCONF, _SC_TRACE_EVENT_FILTER },
641 #if defined (_SC_TRACE)
642 { "_POSIX_TRACE_INHERIT", SYSCONF, _SC_TRACE_INHERIT },
644 #if defined (_SC_TRACE)
645 { "_POSIX_TRACE_LOG", SYSCONF, _SC_TRACE_LOG },
647 #if defined (_SC_TYPED_MEMORY_OBJECTS)
648 { "_POSIX_TYPED_MEMORY_OBJECTS", SYSCONF, _SC_TYPED_MEMORY_OBJECTS },
650 #if defined (_SC_VERSION)
651 { "_POSIX_VERSION", SYSCONF, _SC_VERSION },
654 /* XPG 4.2 Configurable System Variables. */
655 #if defined (_SC_ATEXIT_MAX)
656 { "ATEXIT_MAX", SYSCONF, _SC_ATEXIT_MAX },
658 #if defined (_SC_GETGR_R_SIZE_MAX)
659 { "GETGR_R_SIZE_MAX", SYSCONF, _SC_GETGR_R_SIZE_MAX },
661 #if defined (_SC_GETPW_R_SIZE_MAX)
662 { "GETPW_R_SIZE_MAX", SYSCONF, _SC_GETPW_R_SIZE_MAX },
664 #if defined (_SC_HOST_NAME_MAX)
665 { "HOST_NAME_MAX", SYSCONF, _SC_HOST_NAME_MAX },
667 #if defined (_SC_IOV_MAX)
668 { "IOV_MAX", SYSCONF, _SC_IOV_MAX },
670 #if defined (_SC_LOGIN_NAME_MAX)
671 { "LOGIN_NAME_MAX", SYSCONF, _SC_LOGIN_NAME_MAX },
673 #if defined (_SC_LOGNAME_MAX)
674 { "LOGNAME_MAX", SYSCONF, _SC_LOGNAME_MAX },
676 #if defined (_SC_PAGESIZE)
677 { "PAGESIZE", SYSCONF, _SC_PAGESIZE },
679 #if defined (_SC_PAGE_SIZE)
680 { "PAGE_SIZE", SYSCONF, _SC_PAGE_SIZE },
682 #if defined (_SC_SYMLOOP_MAX)
683 { "SYMLOOP_MAX", SYSCONF, _SC_SYMLOOP_MAX },
685 #if defined (_SC_TTY_NAME_MAX)
686 { "TTY_NAME_MAX", SYSCONF, _SC_TTY_NAME_MAX },
688 #if defined (_SC_USER_GROUPS)
689 { "_POSIX_USER_GROUPS", SYSCONF, _SC_USER_GROUPS },
691 #if defined (_SC_USER_GROUPS_R)
692 { "_POSIX_USER_GROUPS_R", SYSCONF, _SC_USER_GROUPS_R },
695 #if defined (_SC_AIO_LISTIO_MAX)
696 { "AIO_LISTIO_MAX", SYSCONF, _SC_AIO_LISTIO_MAX },
698 #if defined (_SC_AIO_MAX)
699 { "AIO_MAX", SYSCONF, _SC_AIO_MAX },
701 #if defined (_SC_AIO_PRIO_DELTA_MAX)
702 { "AIO_PRIO_DELTA_MAX", SYSCONF, _SC_AIO_PRIO_DELTA_MAX },
704 #if defined (_SC_DELAYTIMER_MAX)
705 { "DELAYTIMER_MAX", SYSCONF, _SC_DELAYTIMER_MAX },
707 #if defined (_SC_MQ_OPEN_MAX)
708 { "MQ_OPEN_MAX", SYSCONF, _SC_MQ_OPEN_MAX },
710 #if defined (_SC_MQ_PRIO_MAX)
711 { "MQ_PRIO_MAX", SYSCONF, _SC_MQ_PRIO_MAX },
713 #if defined (_SC_RTSIG_MAX)
714 { "RTSIG_MAX", SYSCONF, _SC_RTSIG_MAX },
716 #if defined (_SC_SEM_NSEMS_MAX)
717 { "SEM_NSEMS_MAX", SYSCONF, _SC_SEM_NSEMS_MAX },
719 #if defined (_SC_SEM_VALUE_MAX)
720 { "SEM_VALUE_MAX", SYSCONF, _SC_SEM_VALUE_MAX },
722 #if defined (_SC_SIGQUEUE_MAX)
723 { "SIGQUEUE_MAX", SYSCONF, _SC_SIGQUEUE_MAX },
725 #if defined (_SC_TIMER_MAX)
726 { "TIMER_MAX", SYSCONF, _SC_TIMER_MAX },
729 #if defined (_SC_THREAD_DESTRUCTOR_ITERATIONS)
730 { "PTHREAD_DESTRUCTOR_ITERATIONS", SYSCONF, _SC_THREAD_DESTRUCTOR_ITERATIONS },
732 #if defined (_SC_THREAD_KEYS_MAX)
733 { "PTHREAD_KEYS_MAX", SYSCONF, _SC_THREAD_KEYS_MAX },
735 #if defined (_SC_THREAD_STACK_MIN)
736 { "PTHREAD_STACK_MIN", SYSCONF, _SC_THREAD_STACK_MIN },
738 #if defined (_SC_THREAD_THREADS_MAX)
739 { "PTHREAD_THREADS_MAX", SYSCONF, _SC_THREAD_THREADS_MAX },
742 /* XPG 4.2 (and later) Optional Facility Configuration Values */
743 #if defined (_SC_XOPEN_CRYPT)
744 { "_XOPEN_CRYPT", SYSCONF, _SC_XOPEN_CRYPT },
746 #if defined (_SC_XOPEN_ENH_I18N)
747 { "_XOPEN_ENH_I18N", SYSCONF, _SC_XOPEN_ENH_I18N },
749 #if defined (_SC_XOPEN_LEGACY)
750 { "_XOPEN_LEGACY", SYSCONF, _SC_XOPEN_LEGACY },
751 #endif /* _SC_XOPEN_LEGACY */
752 #if defined (_SC_XOPEN_REALTIME)
753 { "_XOPEN_REALTIME", SYSCONF, _SC_XOPEN_REALTIME },
755 #if defined (_SC_XOPEN_REALTIME_THREADS)
756 { "_XOPEN_REALTIME_THREADS", SYSCONF, _SC_XOPEN_REALTIME_THREADS },
758 #if defined (_SC_XOPEN_SHM)
759 { "_XOPEN_SHM", SYSCONF, _SC_XOPEN_SHM },
761 #if defined (_SC_XOPEN_UNIX)
762 { "_XOPEN_UNIX", SYSCONF, _SC_XOPEN_UNIX },
764 #if defined (_SC_XOPEN_VERSION)
765 { "_XOPEN_VERSION", SYSCONF, _SC_XOPEN_VERSION },
767 #if defined (_SC_XOPEN_XCU_VERSION)
768 { "_XOPEN_XCU_VERSION", SYSCONF, _SC_XOPEN_XCU_VERSION },
770 #if defined (_SC_XOPEN_XPG2)
771 { "_XOPEN_XPG2", SYSCONF, _SC_XOPEN_XPG2 },
773 #if defined (_SC_XOPEN_XPG3)
774 { "_XOPEN_XPG3", SYSCONF, _SC_XOPEN_XPG3 },
776 #if defined (_SC_XOPEN_XPG4)
777 { "_XOPEN_XPG4", SYSCONF, _SC_XOPEN_XPG4 },
779 #if defined (_SC_XOPEN_XPG5)
780 { "_XOPEN_XPG5", SYSCONF, _SC_XOPEN_XPG5 },
783 /* POSIX.1 Configurable Pathname Values */
785 { "LINK_MAX", PATHCONF, _PC_LINK_MAX },
788 { "MAX_CANON", PATHCONF, _PC_MAX_CANON },
791 { "MAX_INPUT", PATHCONF, _PC_MAX_INPUT },
794 { "NAME_MAX", PATHCONF, _PC_NAME_MAX },
797 { "PATH_MAX", PATHCONF, _PC_PATH_MAX },
800 { "PIPE_BUF", PATHCONF, _PC_PIPE_BUF },
802 #ifdef _PC_SYMLINK_MAX
803 { "SYMLINK_MAX", PATHCONF, _PC_SYMLINK_MAX },
805 #ifdef _PC_CHOWN_RESTRICTED
806 { "_POSIX_CHOWN_RESTRICTED", PATHCONF, _PC_CHOWN_RESTRICTED },
809 { "_POSIX_NO_TRUNC", PATHCONF, _PC_NO_TRUNC },
812 { "_POSIX_VDISABLE", PATHCONF, _PC_VDISABLE },
815 /* XPG 4.2 Configurable Pathname Values */
816 #if defined (_PC_FILESIZEBITS)
817 { "FILESIZEBITS", PATHCONF, _PC_FILESIZEBITS },
819 #if defined (_PC_ASYNC_IO)
820 { "_POSIX_ASYNC_IO", PATHCONF, _PC_ASYNC_IO },
822 #if defined (_PC_PRIO_IO)
823 { "_POSIX_PRIO_IO", PATHCONF, _PC_PRIO_IO },
825 #if defined (_PC_SYNC_IO)
826 { "_POSIX_SYNC_IO", PATHCONF, _PC_SYNC_IO },
829 /* POSIX.1-200x configurable pathname values */
830 #if defined (_PC_ALLOC_SIZE_MIN)
831 { "POSIX_ALLOC_SIZE_MIN", PATHCONF, _PC_ALLOC_SIZE_MIN },
832 { "POSIX_REC_INCR_XFER_SIZE", PATHCONF, _PC_REC_INCR_XFER_SIZE },
833 { "POSIX_REC_MAX_XFER_SIZE", PATHCONF, _PC_REC_MAX_XFER_SIZE },
834 { "POSIX_REC_MIN_XFER_SIZE", PATHCONF, _PC_REC_MIN_XFER_SIZE },
835 { "POSIX_REC_XFER_ALIGN", PATHCONF, _PC_REC_XFER_ALIGN },
838 /* ANSI/ISO C, POSIX.1-200x, XPG 4.2 (and later) C language type limits. */
839 { "CHAR_BIT", CONSTANT, CHAR_BIT },
840 { "CHAR_MAX", CONSTANT, CHAR_MAX },
841 { "CHAR_MIN", CONSTANT, CHAR_MIN },
842 { "INT_BIT", CONSTANT, INT_BIT },
843 { "INT_MAX", CONSTANT, INT_MAX },
844 { "INT_MIN", CONSTANT, INT_MIN },
845 { "LONG_BIT", CONSTANT, LONG_BIT },
846 { "LONG_MAX", CONSTANT, LONG_MAX },
847 { "LONG_MIN", CONSTANT, LONG_MIN },
849 { "MB_LEN_MAX", CONSTANT, MB_LEN_MAX },
851 { "SCHAR_MAX", CONSTANT, SCHAR_MAX },
852 { "SCHAR_MIN", CONSTANT, SCHAR_MIN },
853 { "SHRT_MAX", CONSTANT, SHRT_MAX },
854 { "SHRT_MIN", CONSTANT, SHRT_MIN },
855 { "SIZE_MAX", CONSTANT, SIZE_MAX },
856 { "SSIZE_MAX", CONSTANT, SSIZE_MAX },
857 { "UCHAR_MAX", CONSTANT, UCHAR_MAX },
858 { "UINT_MAX", CONSTANT, UINT_MAX },
859 { "ULONG_MAX", CONSTANT, ULONG_MAX },
860 { "USHRT_MAX", CONSTANT, USHRT_MAX },
861 { "WORD_BIT", CONSTANT, WORD_BIT },
866 static int num_getconf_variables = sizeof(conf_table) / sizeof(struct conf_variable) - 1;
868 extern char *this_command_name;
869 extern char **make_builtin_argv ();
871 static void getconf_help ();
872 static int getconf_print ();
873 static int getconf_one ();
874 static int getconf_all ();
877 getconf_builtin (list)
880 int c, r, opt, aflag;
884 reset_internal_getopt();
885 while ((opt = internal_getopt (list, "ahv:")) != -1) {
892 return(EXECUTION_SUCCESS);
902 if ((aflag == 0 && list == 0) || (aflag && list) || list_length(list) > 2) {
907 r = aflag ? getconf_all() : getconf_one(list);
915 const struct conf_variable *cp;
916 register int i, column;
919 printf("Acceptable variable names are:\n");
920 for (cp = conf_table; cp->name != NULL; cp++) {
921 if (cp->type == PATHCONF)
922 printf("%s pathname\n", cp->name);
924 printf("%s\n", cp->name);
929 getconf_print(cp, vpath, all)
930 struct conf_variable *cp;
940 printf("undefined\n");
948 #if (ULONG_MAX != UINT_MAX)
951 #if (SIZE_MAX != UINT_MAX) && (SIZE_MAX != ULONG_MAX)
955 printf("%lu\n", cp->value);
958 printf("%ld\n", cp->value);
965 slen = confstr (cp->value, (char *) 0, (size_t) 0);
969 printf ("getconf: %s\n", strerror(errno));
971 builtin_error ("%s", strerror(errno));
973 printf ("undefined\n");
974 return (EXECUTION_FAILURE);
976 sval = xmalloc(slen);
978 confstr(cp->value, sval, slen);
979 printf("%s\n", sval);
985 if ((val = sysconf(cp->value)) == -1) {
988 printf("getconf: %s\n", strerror (errno));
990 builtin_error ("%s", strerror (errno));
991 return (EXECUTION_FAILURE);
994 printf ("undefined\n");
996 printf("%ld\n", val);
1002 if ((val = pathconf(vpath, cp->value)) == -1) {
1005 printf("getconf: %s: %s\n", vpath, strerror (errno));
1007 builtin_error ("%s: %s", vpath, strerror (errno));
1008 return (EXECUTION_FAILURE);
1011 printf ("undefined\n");
1013 printf ("%ld\n", val);
1018 return (ferror(stdout) ? EXECUTION_FAILURE : EXECUTION_SUCCESS);
1024 const struct conf_variable *cp;
1027 ret = EXECUTION_SUCCESS;
1028 for (cp = conf_table; cp->name != NULL; cp++) {
1029 printf("%-35s", cp->name);
1030 if (getconf_print(cp, "/", 1) == EXECUTION_FAILURE)
1031 ret = EXECUTION_FAILURE;
1040 const struct conf_variable *cp;
1041 char *vname, *vpath;
1043 vname = list->word->word;
1044 vpath = (list->next && list->next->word) ? list->next->word->word
1047 for (cp = conf_table; cp->name != NULL; cp++) {
1048 if (strcmp(vname, cp->name) == 0)
1051 if (cp->name == NULL) {
1052 builtin_error ("%s: unknown variable", vname);
1053 return (EXECUTION_FAILURE);
1056 if (cp->type == PATHCONF) {
1057 if (list->next == 0) {
1068 return (getconf_print(cp, vpath, 0));
1071 static char *getconf_doc[] = {
1072 "getconf writes the current value of a configurable system limit or",
1073 "option variable to the standard output.",
1077 struct builtin getconf_struct = {
1082 "getconf -[ah] or getconf [-v spec] sysvar or getconf [-v spec] pathvar pathname",
1086 #ifndef HAVE_CONFSTR
1088 confstr (name, buf, len)
1098 strncpy (buf, STANDARD_UTILS_PATH, len - 1);
1099 buf[len - 1] = '\0';
1101 return (sizeof (STANDARD_UTILS_PATH) + 1);
1109 #ifndef HAVE_SYSCONF
1110 extern long get_clk_tck __P((void));
1116 # if defined (_POSIX_VERSION)
1120 return _POSIX_ARG_MAX;
1122 return _POSIX_CHILD_MAX;
1124 return get_clk_tck();
1125 case _SC_NGROUPS_MAX:
1126 return _POSIX_NGROUPS_MAX;
1128 return _POSIX_OPEN_MAX;
1129 case _SC_JOB_CONTROL:
1130 return _POSIX_JOB_CONTROL;
1132 return _POSIX_SAVED_IDS;
1134 return _POSIX_VERSION;
1135 case _SC_BC_BASE_MAX:
1136 return _POSIX2_BC_BASE_MAX;
1137 case _SC_BC_DIM_MAX:
1138 return _POSIX2_BC_DIM_MAX;
1139 case _SC_BC_SCALE_MAX:
1140 return _POSIX2_BC_SCALE_MAX;
1141 case _SC_BC_STRING_MAX:
1142 return _POSIX2_BC_STRING_MAX;
1143 case _SC_COLL_WEIGHTS_MAX:
1145 case _SC_EXPR_NEST_MAX:
1146 return _POSIX2_EXPR_NEST_MAX;
1148 return _POSIX2_LINE_MAX;
1149 case _SC_RE_DUP_MAX:
1150 return _POSIX2_RE_DUP_MAX;
1151 case _SC_STREAM_MAX:
1152 return _POSIX_STREAM_MAX;
1153 case _SC_TZNAME_MAX:
1154 return _POSIX_TZNAME_MAX;
1166 #ifndef HAVE_PATHCONF
1168 pathconf (path, name)
1172 #if defined (_POSIX_VERSION)
1176 return _POSIX_LINK_MAX;
1178 return _POSIX_MAX_CANON;
1180 return _POSIX_MAX_INPUT;
1182 return _POSIX_NAME_MAX;
1184 return _POSIX_PATH_MAX;
1186 return _POSIX_PIPE_BUF;
1187 case _PC_CHOWN_RESTRICTED:
1188 #ifdef _POSIX_CHOWN_RESTRICTED
1189 return _POSIX_CHOWN_RESTRICTED;
1194 #ifdef _POSIX_NO_TRUNC
1195 return _POSIX_NO_TRUNC;
1200 #ifdef _POSIX_VDISABLE
1201 return _POSIX_VDISABLE;