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1 | /* Old-style Unix parameters and limits. Hurd version. |
---|---|
2 | Copyright (C) 1993-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #ifndef _SYS_PARAM_H |
20 | # error "Never use <bits/param.h> directly; include <sys/param.h> instead." |
21 | #endif |
22 | |
23 | #include <bits/mach/param.h> |
24 | |
25 | /* This file is deprecated and is provided only for compatibility with |
26 | Unix systems. It is unwise to include this file on programs which |
27 | are intended only for GNU systems. |
28 | |
29 | Parts from: |
30 | |
31 | * Copyright (c) 1982, 1986, 1989 The Regents of the University of California. |
32 | * All rights reserved. |
33 | * |
34 | * Redistribution and use in source and binary forms, with or without |
35 | * modification, are permitted provided that the following conditions |
36 | * are met: |
37 | * 1. Redistributions of source code must retain the above copyright |
38 | * notice, this list of conditions and the following disclaimer. |
39 | * 2. Redistributions in binary form must reproduce the above copyright |
40 | * notice, this list of conditions and the following disclaimer in the |
41 | * documentation and/or other materials provided with the distribution. |
42 | * 4. Neither the name of the University nor the names of its contributors |
43 | * may be used to endorse or promote products derived from this software |
44 | * without specific prior written permission. |
45 | * |
46 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
47 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
48 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
49 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
50 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
51 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
52 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
53 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
54 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
55 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
56 | * SUCH DAMAGE. |
57 | * |
58 | * @(#)param.h 7.23 (Berkeley) 5/6/91 |
59 | */ |
60 | |
61 | |
62 | /* What versions of BSD we are compatible with. */ |
63 | #define BSD 199306 /* System version (year & month). */ |
64 | #define BSD4_3 1 |
65 | #define BSD4_4 1 |
66 | |
67 | #define GNU 1994100 /* GNU version (year, month, and release). */ |
68 | |
69 | |
70 | /* BSD names for some <limits.h> values. We do not define the BSD names |
71 | for the values which are not statically limited, such as NOFILE. */ |
72 | |
73 | |
74 | /* There is nothing quite equivalent in GNU to Unix "mounts", but there is |
75 | no limit on the number of simultaneously attached filesystems. */ |
76 | #define NMOUNT INT_MAX |
77 | |
78 | |
79 | /* Scale factor for scaled integers used to count %cpu time and load avgs. |
80 | |
81 | The number of CPU `tick's that map to a unique `%age' can be expressed |
82 | by the formula (1 / (2 ^ (FSHIFT - 11))). The maximum load average that |
83 | can be calculated (assuming 32 bits) can be closely approximated using |
84 | the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15). */ |
85 | |
86 | #define FSHIFT 11 /* Bits to right of fixed binary point. */ |
87 | #define FSCALE (1<<FSHIFT) |
88 |
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