Mon Apr 29 02:48:26 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/sysconf.c: Add handling of _SC_REALTIME_SIGNALS,
_SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO,
_SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC,
_SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE,
_SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES,
_SC_SHARED_MEMORY_OBJECTS, and _SC_CHARCLASS_NAME_MAX.
* sysdeps/stub/sysconf.c: Ditto.
* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.
1996-05-01 13:47:01 +00:00
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/* Copyright (C) 1993, 1995, 1996 Free Software Foundation, Inc.
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1993-09-23 00:08:14 +00:00
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Contributed by Brendan Kehoe (brendan@zen.org).
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1993-05-20 18:02:28 +00:00
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If
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not, write to the Free Software Foundation, Inc., 675 Mass Ave,
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Cambridge, MA 02139, USA. */
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#include <errno.h>
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#include <limits.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <time.h>
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#include <sysconfig.h>
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1996-09-27 03:44:39 +00:00
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extern int __sysconfig __P ((int));
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1993-05-20 18:02:28 +00:00
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/* Get the value of the system variable NAME. */
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long int
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1996-09-27 03:44:39 +00:00
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__sysconf (name)
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int name;
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1993-05-20 18:02:28 +00:00
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{
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switch (name)
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{
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default:
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1996-09-27 03:44:39 +00:00
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__set_errno (EINVAL);
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1993-05-20 18:02:28 +00:00
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return -1;
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case _SC_ARG_MAX:
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#ifdef ARG_MAX
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return ARG_MAX;
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#else
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return -1;
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#endif
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case _SC_CHILD_MAX:
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#ifdef CHILD_MAX
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return CHILD_MAX;
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#else
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return -1;
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#endif
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case _SC_CLK_TCK:
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return __sysconfig (_CONFIG_CLK_TCK);
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case _SC_NGROUPS_MAX:
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#ifdef NGROUPS_MAX
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return NGROUPS_MAX;
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#else
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return -1;
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#endif
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/* Both of these are looking for _CONFIG_OPEN_FILES. */
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case _SC_OPEN_MAX:
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case _SC_STREAM_MAX:
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return __sysconfig (_CONFIG_OPEN_FILES);
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case _SC_TZNAME_MAX:
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1993-09-23 00:08:14 +00:00
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return __tzname_max ();
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1993-05-20 18:02:28 +00:00
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case _SC_JOB_CONTROL:
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#ifdef _POSIX_JOB_CONTROL
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return 1;
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#else
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return -1;
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#endif
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Mon Apr 29 02:48:26 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/sysconf.c: Add handling of _SC_REALTIME_SIGNALS,
_SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO,
_SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC,
_SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE,
_SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES,
_SC_SHARED_MEMORY_OBJECTS, and _SC_CHARCLASS_NAME_MAX.
* sysdeps/stub/sysconf.c: Ditto.
* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.
1996-05-01 13:47:01 +00:00
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1993-05-20 18:02:28 +00:00
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case _SC_SAVED_IDS:
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#ifdef _POSIX_SAVED_IDS
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return 1;
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#else
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return -1;
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#endif
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Mon Apr 29 02:48:26 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/sysconf.c: Add handling of _SC_REALTIME_SIGNALS,
_SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO,
_SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC,
_SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE,
_SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES,
_SC_SHARED_MEMORY_OBJECTS, and _SC_CHARCLASS_NAME_MAX.
* sysdeps/stub/sysconf.c: Ditto.
* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.
1996-05-01 13:47:01 +00:00
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case _SC_REALTIME_SIGNALS:
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#ifdef _POSIX_REALTIME_SIGNALS
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return 1;
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#else
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return -1;
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#endif
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case _SC_PRIORITY_SCHEDULING:
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#ifdef _POSIX_PRIORITY_SCHEDULING
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return 1;
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#else
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return -1;
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#endif
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case _SC_TIMERS:
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#ifdef _POSIX_TIMERS
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return 1;
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#else
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return -1;
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#endif
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case _SC_ASYNCHRONOUS_IO:
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#ifdef _POSIX_ASYNCHRONOUS_IO
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return 1;
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#else
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return -1;
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#endif
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case _SC_PRIORITIZED_IO:
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#ifdef _POSIX_PRIORITIZED_IO
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return 1;
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#else
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return -1;
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#endif
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case _SC_SYNCHRONIZED_IO:
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#ifdef _POSIX_SYNCHRONIZED_IO
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return 1;
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#else
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return -1;
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#endif
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case _SC_FSYNC:
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#ifdef _POSIX_FSYNC
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return 1;
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#else
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return -1;
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#endif
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case _SC_MAPPED_FILES:
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#ifdef _POSIX_MAPPED_FILES
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return 1;
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#else
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return -1;
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#endif
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case _SC_MEMLOCK:
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#ifdef _POSIX_MEMLOCK
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return 1;
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#else
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return -1;
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#endif
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case _SC_MEMLOCK_RANGE:
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#ifdef _POSIX_MEMLOCK_RANGE
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return 1;
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#else
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return -1;
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#endif
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case _SC_MEMORY_PROTECTION:
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#ifdef _POSIX_MEMORY_PROTECTION
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return 1;
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#else
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return -1;
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#endif
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case _SC_MESSAGE_PASSING:
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#ifdef _POSIX_MESSAGE_PASSING
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return 1;
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#else
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return -1;
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#endif
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case _SC_SEMAPHORES:
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#ifdef _POSIX_SEMAPHORES
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return 1;
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#else
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return -1;
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#endif
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case _SC_SHARED_MEMORY_OBJECTS:
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#ifdef _POSIX_SHARED_MEMORY_OBJECTS
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return 1;
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#else
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return -1;
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#endif
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1993-05-20 18:02:28 +00:00
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case _SC_VERSION:
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return _POSIX_VERSION;
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case _SC_PAGESIZE:
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return __sysconfig (_CONFIG_PAGESIZE);
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Sun May 5 03:10:44 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/sysconf.c: Add code to handle _SC_AIO_LISTIO_MAX,
_SC_AIO_MAX, _SC_AIO_PRIO_DELTA_MAX, _SC_DELAYTIMER_MAX,
_SC_MQ_OPEN_MAX, _SC_MQ_PRIO_MAX, _SC_RTSIG_MAX,
_SC_SEM_NSEMS_MAX, _SC_SEM_VALUE_MAX, _SC_SIGQUEUE_MAX, and
_SC_TIMER_MAX.
* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.
1996-05-08 02:02:40 +00:00
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case _SC_AIO_LISTIO_MAX:
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#ifdef AIO_LISTIO_MAX
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return AIO_LISTIO_MAX;
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#else
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return -1;
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#endif
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case _SC_AIO_MAX:
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#ifdef AIO_MAX
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return AIO_MAX;
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#else
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return -1;
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#endif
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case _SC_AIO_PRIO_DELTA_MAX:
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#ifdef AIO_PRIO_DELTA_MAX
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return AIO_PRIO_DELTA_MAX;
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#else
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return -1;
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#endif
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case _SC_DELAYTIMER_MAX:
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#ifdef DELAYTIMER_MAX
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return DELAYTIMER_MAX;
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#else
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return -1;
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#endif
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case _SC_MQ_OPEN_MAX:
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#ifdef MQ_OPEN_MAX
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return MQ_OPEN_MAX;
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#else
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return -1;
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#endif
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case _SC_MQ_PRIO_MAX:
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#ifdef MQ_PRIO_MAX
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return MQ_PRIO_MAX;
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#else
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return -1;
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#endif
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case _SC_RTSIG_MAX:
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#ifdef RTSIG_MAX
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return RTSIG_MAX;
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#else
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return -1;
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#endif
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case _SC_SEM_NSEMS_MAX:
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#ifdef SEM_NSEMS_MAX
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return SEM_NSEMS_MAX;
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#else
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return -1;
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#endif
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case _SC_SEM_VALUE_MAX:
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#ifdef SEM_VALUE_MAX
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return SEM_VALUE_MAX;
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#else
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return -1;
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#endif
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case _SC_SIGQUEUE_MAX:
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#ifdef SIGQUEUE_MAX
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return SIGQUEUE_MAX;
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#else
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return -1;
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#endif
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case _SC_TIMER_MAX:
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#ifdef TIMER_MAX
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return TIMER_MAX;
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#else
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return -1;
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#endif
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|
1993-05-20 18:02:28 +00:00
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case _SC_BC_BASE_MAX:
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#ifdef BC_BASE_MAX
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return BC_BASE_MAX;
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#else
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return -1;
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#endif
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case _SC_BC_DIM_MAX:
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#ifdef BC_DIM_MAX
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return BC_DIM_MAX;
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#else
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return -1;
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#endif
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case _SC_BC_SCALE_MAX:
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#ifdef BC_SCALE_MAX
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|
return BC_SCALE_MAX;
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|
#else
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return -1;
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#endif
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case _SC_BC_STRING_MAX:
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#ifdef BC_STRING_MAX
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return BC_STRING_MAX;
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#else
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return -1;
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|
#endif
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case _SC_EQUIV_CLASS_MAX:
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|
|
#ifdef EQUIV_CLASS_MAX
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|
|
return EQUIV_CLASS_MAX;
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|
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|
#else
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|
return -1;
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|
|
#endif
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|
|
|
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|
|
|
case _SC_EXPR_NEST_MAX:
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|
|
|
#ifdef EXPR_NEST_MAX
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|
|
return EXPR_NEST_MAX;
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|
|
|
#else
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|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
case _SC_LINE_MAX:
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|
|
|
#ifdef LINE_MAX
|
|
|
|
return LINE_MAX;
|
|
|
|
#else
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|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
case _SC_RE_DUP_MAX:
|
|
|
|
#ifdef RE_DUP_MAX
|
|
|
|
return RE_DUP_MAX;
|
|
|
|
#else
|
|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
Mon Apr 29 02:48:26 1996 Ulrich Drepper <drepper@cygnus.com>
* sysdeps/posix/sysconf.c: Add handling of _SC_REALTIME_SIGNALS,
_SC_PRIORITY_SCHEDULING, _SC_TIMERS, _SC_ASYNCHRONOUS_IO,
_SC_PRIORITIZED_IO, _SC_SYNCHRONIZED_IO, _SC_FSYNC,
_SC_MAPPED_FILES, _SC_MEMLOCK, _SC_MEMLOCK_RANGE,
_SC_MEMORY_PROTECTION, _SC_MESSAGE_PASSING, _SC_SEMAPHORES,
_SC_SHARED_MEMORY_OBJECTS, and _SC_CHARCLASS_NAME_MAX.
* sysdeps/stub/sysconf.c: Ditto.
* sysdeps/unix/sysv/sysv4/sysconf.c: Ditto.
1996-05-01 13:47:01 +00:00
|
|
|
case _SC_CHARCLASS_NAME_MAX:
|
|
|
|
#ifdef CHARCLASS_NAME_MAX
|
|
|
|
return CHARCLASS_NAME_MAX;
|
|
|
|
#else
|
|
|
|
return -1;
|
|
|
|
#endif
|
1993-05-20 18:02:28 +00:00
|
|
|
|
|
|
|
case _SC_2_VERSION:
|
|
|
|
/* This is actually supposed to return the version
|
|
|
|
of the 1003.2 utilities on the system {POSIX2_VERSION}. */
|
|
|
|
return _POSIX2_C_VERSION;
|
|
|
|
|
|
|
|
case _SC_2_C_BIND:
|
|
|
|
#ifdef _POSIX2_C_BIND
|
|
|
|
return _POSIX2_C_BIND;
|
|
|
|
#else
|
|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
case _SC_2_C_DEV:
|
|
|
|
#ifdef _POSIX2_C_DEV
|
|
|
|
return _POSIX2_C_DEV;
|
|
|
|
#else
|
|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
case _SC_2_FORT_DEV:
|
|
|
|
#ifdef _POSIX2_FORT_DEV
|
|
|
|
return _POSIX2_FORT_DEV;
|
|
|
|
#else
|
|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
|
|
|
|
case _SC_2_SW_DEV:
|
|
|
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#ifdef _POSIX2_SW_DEV
|
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|
|
return _POSIX2_SW_DEV;
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#else
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|
|
|
return -1;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
}
|
1995-01-21 15:40:54 +00:00
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|
|
|
|
weak_alias (__sysconf, sysconf)
|