3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #if defined(LIBC_SCCS) && !defined(lint)
35 static char sccsid[] = "@(#)sysctl.c 8.2 (Berkeley) 1/4/94";
36 #endif /* LIBC_SCCS and not lint */
38 #include <sys/param.h>
39 #include <sys/sysctl.h>
49 sysctl(name, namelen, oldp, oldlenp, newp, newlen)
53 size_t *oldlenp, newlen;
55 if (name[0] != CTL_USER)
56 return (__sysctl(name, namelen, oldp, oldlenp, newp, newlen));
69 if (oldp && *oldlenp < sizeof(_PATH_STDPATH)) {
73 *oldlenp = sizeof(_PATH_STDPATH);
75 memmove(oldp, _PATH_STDPATH, sizeof(_PATH_STDPATH));
79 if (oldp && *oldlenp < sizeof(int)) {
83 *oldlenp = sizeof(int);
88 case USER_BC_BASE_MAX:
89 *(int *)oldp = BC_BASE_MAX;
92 *(int *)oldp = BC_DIM_MAX;
94 case USER_BC_SCALE_MAX:
95 *(int *)oldp = BC_SCALE_MAX;
97 case USER_BC_STRING_MAX:
98 *(int *)oldp = BC_STRING_MAX;
100 case USER_COLL_WEIGHTS_MAX:
101 *(int *)oldp = COLL_WEIGHTS_MAX;
103 case USER_EXPR_NEST_MAX:
104 *(int *)oldp = EXPR_NEST_MAX;
107 *(int *)oldp = LINE_MAX;
109 case USER_RE_DUP_MAX:
110 *(int *)oldp = RE_DUP_MAX;
112 case USER_POSIX2_VERSION:
113 *(int *)oldp = _POSIX2_VERSION;
115 case USER_POSIX2_C_BIND:
122 case USER_POSIX2_C_DEV:
129 case USER_POSIX2_CHAR_TERM:
130 #ifdef POSIX2_CHAR_TERM
136 case USER_POSIX2_FORT_DEV:
137 #ifdef POSIX2_FORT_DEV
143 case USER_POSIX2_FORT_RUN:
144 #ifdef POSIX2_FORT_RUN
150 case USER_POSIX2_LOCALEDEF:
151 #ifdef POSIX2_LOCALEDEF
157 case USER_POSIX2_SW_DEV:
164 case USER_POSIX2_UPE:
171 case USER_STREAM_MAX:
172 *(int *)oldp = FOPEN_MAX;
174 case USER_TZNAME_MAX:
175 *(int *)oldp = NAME_MAX;