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      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 #ifndef _SYS_SYSCONF_H_
     29 #define _SYS_SYSCONF_H_
     30 
     31 #include <sys/cdefs.h>
     32 
     33 __BEGIN_DECLS
     34 
     35 /* as listed by Posix sysconf() description */
     36 /* most of these will return -1 and ENOSYS  */
     37 
     38 #define _SC_ARG_MAX             0x0000
     39 #define _SC_BC_BASE_MAX         0x0001
     40 #define _SC_BC_DIM_MAX          0x0002
     41 #define _SC_BC_SCALE_MAX        0x0003
     42 #define _SC_BC_STRING_MAX       0x0004
     43 #define _SC_CHILD_MAX           0x0005
     44 #define _SC_CLK_TCK             0x0006
     45 #define _SC_COLL_WEIGHTS_MAX    0x0007
     46 #define _SC_EXPR_NEST_MAX       0x0008
     47 #define _SC_LINE_MAX            0x0009
     48 #define _SC_NGROUPS_MAX         0x000a
     49 #define _SC_OPEN_MAX            0x000b
     50 #define _SC_PASS_MAX            0x000c
     51 #define _SC_2_C_BIND            0x000d
     52 #define _SC_2_C_DEV             0x000e
     53 #define _SC_2_C_VERSION         0x000f
     54 #define _SC_2_CHAR_TERM         0x0010
     55 #define _SC_2_FORT_DEV          0x0011
     56 #define _SC_2_FORT_RUN          0x0012
     57 #define _SC_2_LOCALEDEF         0x0013
     58 #define _SC_2_SW_DEV            0x0014
     59 #define _SC_2_UPE               0x0015
     60 #define _SC_2_VERSION           0x0016
     61 #define _SC_JOB_CONTROL         0x0017
     62 #define _SC_SAVED_IDS           0x0018
     63 #define _SC_VERSION             0x0019
     64 #define _SC_RE_DUP_MAX          0x001a
     65 #define _SC_STREAM_MAX          0x001b
     66 #define _SC_TZNAME_MAX          0x001c
     67 #define _SC_XOPEN_CRYPT         0x001d
     68 #define _SC_XOPEN_ENH_I18N      0x001e
     69 #define _SC_XOPEN_SHM           0x001f
     70 #define _SC_XOPEN_VERSION       0x0020
     71 #define _SC_XOPEN_XCU_VERSION   0x0021
     72 #define _SC_XOPEN_REALTIME      0x0022
     73 #define _SC_XOPEN_REALTIME_THREADS  0x0023
     74 #define _SC_XOPEN_LEGACY        0x0024
     75 #define _SC_ATEXIT_MAX          0x0025
     76 #define _SC_IOV_MAX             0x0026
     77 #define _SC_PAGESIZE            0x0027
     78 #define _SC_PAGE_SIZE           0x0028
     79 #define _SC_XOPEN_UNIX          0x0029
     80 #define _SC_XBS5_ILP32_OFF32    0x002a
     81 #define _SC_XBS5_ILP32_OFFBIG   0x002b
     82 #define _SC_XBS5_LP64_OFF64     0x002c
     83 #define _SC_XBS5_LPBIG_OFFBIG   0x002d
     84 #define _SC_AIO_LISTIO_MAX      0x002e
     85 #define _SC_AIO_MAX             0x002f
     86 #define _SC_AIO_PRIO_DELTA_MAX  0x0030
     87 #define _SC_DELAYTIMER_MAX      0x0031
     88 #define _SC_MQ_OPEN_MAX         0x0032
     89 #define _SC_MQ_PRIO_MAX         0x0033
     90 #define _SC_RTSIG_MAX           0x0034
     91 #define _SC_SEM_NSEMS_MAX       0x0035
     92 #define _SC_SEM_VALUE_MAX       0x0036
     93 #define _SC_SIGQUEUE_MAX        0x0037
     94 #define _SC_TIMER_MAX           0x0038
     95 #define _SC_ASYNCHRONOUS_IO     0x0039
     96 #define _SC_FSYNC               0x003a
     97 #define _SC_MAPPED_FILES        0x003b
     98 #define _SC_MEMLOCK             0x003c
     99 #define _SC_MEMLOCK_RANGE       0x003d
    100 #define _SC_MEMORY_PROTECTION   0x003e
    101 #define _SC_MESSAGE_PASSING     0x003f
    102 #define _SC_PRIORITIZED_IO      0x0040
    103 #define _SC_PRIORITY_SCHEDULING 0x0041
    104 #define _SC_REALTIME_SIGNALS    0x0042
    105 #define _SC_SEMAPHORES          0x0043
    106 #define _SC_SHARED_MEMORY_OBJECTS  0x0044
    107 #define _SC_SYNCHRONIZED_IO     0x0045
    108 #define _SC_TIMERS              0x0046
    109 #define _SC_GETGR_R_SIZE_MAX    0x0047
    110 #define _SC_GETPW_R_SIZE_MAX    0x0048
    111 #define _SC_LOGIN_NAME_MAX      0x0049
    112 #define _SC_THREAD_DESTRUCTOR_ITERATIONS  0x004a
    113 #define _SC_THREAD_KEYS_MAX     0x004b
    114 #define _SC_THREAD_STACK_MIN    0x004c
    115 #define _SC_THREAD_THREADS_MAX  0x004d
    116 #define _SC_TTY_NAME_MAX        0x004e
    117 
    118 #define _SC_THREADS                     0x004f
    119 #define _SC_THREAD_ATTR_STACKADDR       0x0050
    120 #define _SC_THREAD_ATTR_STACKSIZE       0x0051
    121 #define _SC_THREAD_PRIORITY_SCHEDULING  0x0052
    122 #define _SC_THREAD_PRIO_INHERIT         0x0053
    123 #define _SC_THREAD_PRIO_PROTECT         0x0054
    124 #define _SC_THREAD_SAFE_FUNCTIONS       0x0055
    125 
    126 #define _SC_NPROCESSORS_CONF            0x0060
    127 #define _SC_NPROCESSORS_ONLN            0x0061
    128 #define _SC_PHYS_PAGES                  0x0062
    129 #define _SC_AVPHYS_PAGES                0x0063
    130 #define _SC_MONOTONIC_CLOCK             0x0064
    131 
    132 extern int sysconf(int name);
    133 
    134 __END_DECLS
    135 
    136 #endif /* _SYS_SYSCONF_H_ */
    137