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| 2 | pj | 1 | /* |
| 2 | * Project: S.Ha.R.K. |
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| 3 | * |
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| 4 | * Coordinators: |
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| 5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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| 6 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 7 | * |
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| 8 | * Authors : |
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| 9 | * Paolo Gai <pj@gandalf.sssup.it> |
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| 10 | * Massimiliano Giorgi <massy@gandalf.sssup.it> |
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| 11 | * Luca Abeni <luca@gandalf.sssup.it> |
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| 12 | * (see the web pages for full authors list) |
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| 13 | * |
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| 14 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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| 15 | * |
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| 16 | * http://www.sssup.it |
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| 17 | * http://retis.sssup.it |
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| 18 | * http://shark.sssup.it |
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| 19 | */ |
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| 20 | |||
| 21 | /** |
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| 22 | ------------ |
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| 23 | CVS : $Id: sysconf.c,v 1.1.1.1 2002-03-29 14:12:53 pj Exp $ |
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| 24 | |||
| 25 | File: $File$ |
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| 26 | Revision: $Revision: 1.1.1.1 $ |
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| 27 | Last update: $Date: 2002-03-29 14:12:53 $ |
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| 28 | ------------ |
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| 29 | |||
| 30 | |||
| 31 | **/ |
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| 32 | |||
| 33 | /* |
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| 34 | * Copyright (C) 2000 Paolo Gai |
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| 35 | * |
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| 36 | * This program is free software; you can redistribute it and/or modify |
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| 37 | * it under the terms of the GNU General Public License as published by |
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| 38 | * the Free Software Foundation; either version 2 of the License, or |
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| 39 | * (at your option) any later version. |
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| 40 | * |
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| 41 | * This program is distributed in the hope that it will be useful, |
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| 42 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 43 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 44 | * GNU General Public License for more details. |
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| 45 | * |
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| 46 | * You should have received a copy of the GNU General Public License |
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| 47 | * along with this program; if not, write to the Free Software |
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| 48 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 49 | * |
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| 50 | */ |
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| 51 | |||
| 52 | |||
| 53 | #include <errno.h> |
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| 54 | #include <limits.h> |
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| 55 | #include <time.h> |
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| 56 | #include <unistd.h> |
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| 57 | |||
| 58 | long sysconf(int name) |
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| 59 | { |
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| 60 | switch (name) { |
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| 61 | case _SC_AIO_LISTIO_MAX : return AIO_LISTIO_MAX; |
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| 62 | case _SC_AIO_MAX : return AIO_MAX; |
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| 63 | case _SC_AIO_PRIO_DELTA_MAX : return AIO_PRIO_DELTA_MAX; |
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| 64 | case _SC_ARG_MAX : return ARG_MAX; |
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| 65 | case _SC_CHILD_MAX : return -1; // !!! |
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| 66 | case _SC_CLK_TICK : return CLK_TCK; |
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| 67 | case _SC_DELAYTIMER_MAX : return DELAYTIMER_MAX; |
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| 68 | case _SC_GETGR_R_SIZE_MAX : return -1; // !!! |
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| 69 | case _SC_GETPW_R_SIZE_MAX : return -1; // !!! |
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| 70 | case _SC_LOGIN_NAME_MAX : return LOGIN_NAME_MAX; |
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| 71 | case _SC_MQ_OPEN_MAX : return MQ_OPEN_MAX; |
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| 72 | case _SC_MQ_PRIO_MAX : return MQ_PRIO_MAX; |
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| 73 | case _SC_NGROUPS_MAX : return NGROUPS_MAX; |
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| 74 | case _SC_OPEN_MAX : return OPEN_MAX; |
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| 75 | case _SC_PAGESIZE : return PAGESIZE; |
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| 76 | case _SC_RTSIG_MAX : return RTSIG_MAX; |
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| 77 | case _SC_SEM_NSEMS_MAX : return SEM_NSEMS_MAX; |
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| 78 | case _SC_SEM_VALUE_MAX : return SEM_VALUE_MAX; |
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| 79 | case _SC_SIGQUEUE_MAX : return SIGQUEUE_MAX; |
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| 80 | case _SC_STREAM_MAX : return STREAM_MAX; |
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| 81 | case _SC_THREAD_DESTRUCTOR_ITERATIONS : return PTHREAD_DESTRUCTOR_ITERATIONS; |
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| 82 | case _SC_THREAD_KEYS_MAX : return PTHREAD_KEYS_MAX; |
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| 83 | case _SC_THREAD_STACK_MIN : return PTHREAD_STACK_MIN; |
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| 84 | case _SC_THREAD_THREADS_MAX : return PTHREAD_THREADS_MAX; |
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| 85 | case _SC_TIMER_MAX : return TIMER_MAX; |
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| 86 | case _SC_TTY_NAME_MAX : return TTY_NAME_MAX; |
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| 87 | case _SC_TZNAME_MAX : return TZNAME_MAX; |
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| 88 | |||
| 89 | case _SC_ASYNCHRONOUS_IO : return -1; |
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| 90 | case _SC_FSYNC : return -1; |
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| 91 | case _SC_JOB_CONTROL : return -1; |
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| 92 | case _SC_MAPPED_FILES : return -1; |
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| 93 | case _SC_MEMLOCK : return -1; |
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| 94 | case _SC_MEMLOCK_RANGE : return -1; |
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| 95 | case _SC_MEMORY_PROTECTION : return -1; |
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| 96 | case _SC_MESSAGE_PASSING : return 0; |
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| 97 | case _SC_PRIORITIZED_IO : return -1; |
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| 98 | case _SC_PRIORITY_SCHEDULING : return -1; |
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| 99 | case _SC_REALTIME_SIGNALS : return 0; |
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| 100 | case _SC_SAVED_IDS : return -1; |
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| 101 | case _SC_SEMAPHORES : return 0; |
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| 102 | case _SC_SHARED_MEMORY_OBJECTS : return -1; |
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| 103 | case _SC_SYNCHRONIZED_IO : return -1; |
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| 104 | case _SC_TIMERS : return 0; |
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| 105 | case _SC_THREADS : return 0; |
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| 106 | case _SC_THREAD_ATTR_STACKADDR : return 0; |
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| 107 | case _SC_THREAD_ATTR_STACKSIZE : return 0; |
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| 108 | case _SC_THREAD_PRIORITY_SCHEDULING : return 0; |
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| 109 | case _SC_THREAD_PRIO_INHERIT : return 0; |
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| 110 | case _SC_THREAD_PRIO_PROTECT : return 0; |
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| 111 | case _SC_THREAD_PROCESS_SHARED : return -1; |
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| 112 | case _SC_THREAD_SAFE_FUNCTIONS : return -1; |
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| 113 | case _SC_VERSION : return _POSIX_VERSION; |
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| 114 | |||
| 115 | default : errno = EINVAL; return -1; |
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| 116 | } |
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| 117 | } |