182 lines
4.8 KiB
C
182 lines
4.8 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: sysconf.c /main/3 1995/11/01 17:20:18 rswiston $ */
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/***************************************************************
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* *
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* AT&T - PROPRIETARY *
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* *
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* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF *
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* AT&T BELL LABORATORIES *
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* AND IS NOT TO BE DISCLOSED OR USED EXCEPT IN *
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* ACCORDANCE WITH APPLICABLE AGREEMENTS *
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* *
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* Copyright (c) 1994 AT&T Bell Laboratories *
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* Unpublished & Not for Publication *
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* All Rights Reserved *
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* *
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* The copyright notice above does not evidence any *
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* actual or intended publication of such source code *
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* *
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* This software was created by the *
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* Software Engineering Research Department *
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* AT&T Bell Laboratories *
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* *
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* For further information contact *
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* advsoft@research.att.com *
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* Randy Hackbarth 908-582-5245 *
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* Dave Belanger 908-582-7427 *
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* *
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***************************************************************/
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/* : : generated by proto : : */
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#line 1
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#if !defined(__PROTO__)
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#if defined(__STDC__) || defined(__cplusplus) || defined(_proto) || defined(c_plusplus)
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#if defined(__cplusplus)
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#define __MANGLE__ "C"
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#else
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#define __MANGLE__
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#endif
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#define __STDARG__
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#define __PROTO__(x) x
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#define __OTORP__(x)
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#define __PARAM__(n,o) n
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#if !defined(__STDC__) && !defined(__cplusplus)
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#if !defined(c_plusplus)
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#define const
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#endif
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#define signed
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#define void int
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#define volatile
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#define __V_ char
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#else
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#define __V_ void
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#endif
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#else
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#define __PROTO__(x) ()
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#define __OTORP__(x) x
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#define __PARAM__(n,o) o
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#define __MANGLE__
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#define __V_ char
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#define const
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#define signed
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#define void int
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#define volatile
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#endif
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#if defined(__cplusplus) || defined(c_plusplus)
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#define __VARARG__ ...
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#else
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#define __VARARG__
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#endif
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#if defined(__STDARG__)
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#define __VA_START__(p,a) va_start(p,a)
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#else
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#define __VA_START__(p,a) va_start(p)
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#endif
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#endif
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#line 3
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#include <ast.h>
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#ifdef _lib_sysconf
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NoN(sysconf)
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#else
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#include <errno.h>
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#ifndef errno
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extern __MANGLE__ int errno;
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#endif
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#if _lib_getdtablesize
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extern __MANGLE__ int getdtablesize __PROTO__((void));
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#else
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#if _lib_getrlimit && _sys_resource
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#include <sys/time.h>
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#include <sys/resource.h>
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extern __MANGLE__ int getrlimit __PROTO__((int, struct rlimit*));
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#endif
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#endif
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long
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sysconf __PARAM__((int op), (op)) __OTORP__(int op;)
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#line 29
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{
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int n;
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switch (op)
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{
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case _SC_ARG_MAX:
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return(ARG_MAX);
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case _SC_CHILD_MAX:
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return(CHILD_MAX);
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case _SC_CLK_TCK:
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return(_AST_CLK_TCK);
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case _SC_NGROUPS_MAX:
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if ((n = getgroups(0, (gid_t*)&n)) <= 0) n = NGROUPS_MAX;
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return(n);
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case _SC_OPEN_MAX:
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#if _lib_getdtablesize
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return(getdtablesize());
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#else
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#ifdef RLIMIT_NOFILE
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{
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struct rlimit rlim;
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return(getrlimit(RLIMIT_NOFILE, &rlim) ? OPEN_MAX_CEIL : rlim.rlim_cur);
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}
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#else
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return(OPEN_MAX_CEIL);
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#endif
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#endif
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case _SC_JOB_CONTROL:
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#ifdef _POSIX_JOB_CONTROL
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return(_POSIX_JOB_CONTROL);
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#else
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return(-1);
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#endif
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case _SC_SAVED_IDS:
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#ifdef _POSIX_SAVED_IDS
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return(_POSIX_SAVED_IDS);
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#else
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return(-1);
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#endif
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case _SC_TZNAME_MAX:
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return(3);
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case _SC_VERSION:
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#ifdef _POSIX_VERSION
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return(_POSIX_VERSION);
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#else
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return(-1);
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#endif
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}
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errno = EINVAL;
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return(-1);
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}
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#endif
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