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Diffstat (limited to 'StdLib/Include/sys/param.h')
| -rw-r--r-- | StdLib/Include/sys/param.h | 321 |
1 files changed, 0 insertions, 321 deletions
diff --git a/StdLib/Include/sys/param.h b/StdLib/Include/sys/param.h deleted file mode 100644 index 19de391a9f..0000000000 --- a/StdLib/Include/sys/param.h +++ /dev/null @@ -1,321 +0,0 @@ -/* $NetBSD: param.h,v 1.244.2.9.2.2 2008/10/05 08:44:03 bouyer Exp $ */
-
-/*-
- * Copyright (c) 1982, 1986, 1989, 1993
- * The Regents of the University of California. All rights reserved.
- * (c) UNIX System Laboratories, Inc.
- * All or some portions of this file are derived from material licensed
- * to the University of California by American Telephone and Telegraph
- * Co. or Unix System Laboratories, Inc. and are reproduced herein with
- * the permission of UNIX System Laboratories, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * @(#)param.h 8.3 (Berkeley) 4/4/95
- */
-
-#ifndef _SYS_PARAM_H_
-#define _SYS_PARAM_H_
-
-/*
- * Historic BSD #defines -- probably will remain untouched for all time.
- */
-#define BSD 199506 /* System version (year & month). */
-#define BSD4_3 1
-#define BSD4_4 1
-
-/*
- * #define __NetBSD_Version__ MMmmrrpp00
- *
- * M = major version
- * m = minor version; a minor number of 99 indicates current.
- * r = 0 (*)
- * p = patchlevel
- *
- * When new releases are made, src/gnu/usr.bin/groff/tmac/mdoc.local
- * needs to be updated and the changes sent back to the groff maintainers.
- *
- * (*) Up to 2.0I "release" used to be "",A-Z,Z[A-Z] but numeric
- * e.g. NetBSD-1.2D = 102040000 ('D' == 4)
- * NetBSD-2.0H (200080000) was changed on 20041001 to:
- * 2.99.9 (299000900)
- */
-
-#define __NetBSD_Version__ 400000003 /* NetBSD 4.0.1 */
-
-#define __NetBSD_Prereq__(M,m,p) (((((M) * 100000000) + \
- (m) * 1000000) + (p) * 100) <= __NetBSD_Version__)
-
-/*
- * Historical NetBSD #define
- *
- * NetBSD 1.4 was the last release for which this value was incremented.
- * The value is now permanently fixed at 199905. It will never be
- * changed again.
- *
- * New code must use __NetBSD_Version__ instead, and should not even
- * count on NetBSD being defined.
- *
- */
-
-#define NetBSD 199905 /* NetBSD version (year & month). */
-
-#ifndef _LOCORE
-//#include <sys/inttypes.h>
-#include <sys/types.h>
-#endif
-
-/*
- * Machine-independent constants (some used in following include files).
- * Redefined constants are from POSIX 1003.1 limits file.
- *
- * MAXCOMLEN should be >= sizeof(ac_comm) (see <acct.h>)
- * MAXLOGNAME should be >= UT_NAMESIZE (see <utmp.h>)
- */
-#include <sys/syslimits.h>
-
-#define MAXCOMLEN 16 /* max command name remembered */
-#define MAXINTERP PATH_MAX /* max interpreter file name length */
-/* DEPRECATED: use LOGIN_NAME_MAX instead. */
-#define MAXLOGNAME (LOGIN_NAME_MAX - 1) /* max login name length */
-#define NCARGS ARG_MAX /* max bytes for an exec function */
-#define NGROUPS NGROUPS_MAX /* max number groups */
-#define NOGROUP 65535 /* marker for empty group set member */
-#define MAXHOSTNAMELEN 256 /* max hostname size */
-
-#ifndef NOFILE
-#define NOFILE OPEN_MAX /* max open files per process */
-#endif
-#ifndef MAXUPRC /* max simultaneous processes */
-#define MAXUPRC CHILD_MAX /* POSIX 1003.1-compliant default */
-#else
-#if (MAXUPRC - 0) < CHILD_MAX
-#error MAXUPRC less than CHILD_MAX. See options(4) for details.
-#endif /* (MAXUPRC - 0) < CHILD_MAX */
-#endif /* !defined(MAXUPRC) */
-
-/* Signals. */
-#include <sys/signal.h>
-
-/* Machine type dependent parameters. */
-#include <machine/param.h>
-#include <machine/limits.h>
-
-/* pages ("clicks") to disk blocks */
-#define ctod(x) ((x) << (PGSHIFT - DEV_BSHIFT))
-#define dtoc(x) ((x) >> (PGSHIFT - DEV_BSHIFT))
-
-/* bytes to pages */
-#define ctob(x) ((x) << PGSHIFT)
-#define btoc(x) (((x) + PGOFSET) >> PGSHIFT)
-
-/* bytes to disk blocks */
-#define dbtob(x) ((x) << DEV_BSHIFT)
-#define btodb(x) ((x) >> DEV_BSHIFT)
-
-/*
- * Stack macros. On most architectures, the stack grows down,
- * towards lower addresses; it is the rare architecture where
- * it grows up, towards higher addresses.
- *
- * STACK_GROW and STACK_SHRINK adjust a stack pointer by some
- * size, no questions asked. STACK_ALIGN aligns a stack pointer.
- *
- * STACK_ALLOC returns a pointer to allocated stack space of
- * some size; given such a pointer and a size, STACK_MAX gives
- * the maximum (in the "maxsaddr" sense) stack address of the
- * allocated memory.
- */
-#if defined(_KERNEL) || defined(__EXPOSE_STACK)
-#ifdef __MACHINE_STACK_GROWS_UP
-#define STACK_GROW(sp, _size) (((caddr_t)(sp)) + (_size))
-#define STACK_SHRINK(sp, _size) (((caddr_t)(sp)) - (_size))
-#define STACK_ALIGN(sp, bytes) \
- ((caddr_t)((((unsigned long)(sp)) + (bytes)) & ~(bytes)))
-#define STACK_ALLOC(sp, _size) ((caddr_t)(sp))
-#define STACK_MAX(p, _size) (((caddr_t)(p)) + (_size))
-#else
-#define STACK_GROW(sp, _size) (((caddr_t)(sp)) - (_size))
-#define STACK_SHRINK(sp, _size) (((caddr_t)(sp)) + (_size))
-#define STACK_ALIGN(sp, bytes) \
- ((caddr_t)(((unsigned long)(sp)) & ~(bytes)))
-#define STACK_ALLOC(sp, _size) (((caddr_t)(sp)) - (_size))
-#define STACK_MAX(p, _size) ((caddr_t)(p))
-#endif
-#endif /* defined(_KERNEL) || defined(__EXPOSE_STACK) */
-
-/*
- * Priorities. Note that with 32 run queues, differences less than 4 are
- * insignificant.
- */
-#define PSWP 0
-#define PVM 4
-#define PINOD 8
-#define PRIBIO 16
-#define PVFS 20
-#define PZERO 22 /* No longer magic, shouldn't be here. XXX */
-#define PSOCK 24
-#define PWAIT 32
-#define PLOCK 36
-#define PPAUSE 40
-#define PUSER 50
-#define MAXPRI 127 /* Priorities range from 0 through MAXPRI. */
-
-#define PRIMASK 0x0ff
-#define PCATCH 0x100 /* OR'd with pri for tsleep to check signals */
-#define PNORELOCK 0x200 /* OR'd with pri for cond_wait() to not relock
- the interlock */
-#define PNOEXITERR 0x400 /* OR'd with pri for tsleep to not exit
- with an error code when LWPs are exiting */
-#define NBPW sizeof(int) /* number of bytes per word (integer) */
-
-#define CMASK 022 /* default file mask: S_IWGRP|S_IWOTH */
-#define NODEV (dev_t)(-1) /* non-existent device */
-
-#define CBLOCK 64 /* Clist block size, must be a power of 2. */
-#define CBQSIZE (CBLOCK/NBBY) /* Quote bytes/cblock - can do better. */
- /* Data chars/clist. */
-#define CBSIZE (CBLOCK - (int)sizeof(struct cblock *) - CBQSIZE)
-#define CROUND (CBLOCK - 1) /* Clist rounding. */
-
-/*
- * File system parameters and macros.
- *
- * The file system is made out of blocks of at most MAXBSIZE units, with
- * smaller units (fragments) only in the last direct block. MAXBSIZE
- * primarily determines the size of buffers in the buffer pool. It may be
- * made larger without any effect on existing file systems; however making
- * it smaller may make some file systems unmountable.
- */
-#ifndef MAXBSIZE /* XXX */
-#define MAXBSIZE MAXPHYS
-#endif
-#define MAXFRAG 8
-
-/*
- * MAXPATHLEN defines the longest permissible path length after expanding
- * symbolic links. It is used to allocate a temporary buffer from the buffer
- * pool in which to do the name expansion, hence should be a power of two,
- * and must be less than or equal to MAXBSIZE. MAXSYMLINKS defines the
- * maximum number of symbolic links that may be expanded in a path name.
- * It should be set high enough to allow all legitimate uses, but halt
- * infinite loops reasonably quickly.
- */
-#define MAXPATHLEN PATH_MAX
-#define MAXSYMLINKS 32
-
-/* Bit map related macros. */
-#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY))
-#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
-#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY)))
-#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
-
-/* Macros for counting and rounding. */
-#ifndef howmany
-#define howmany(x, y) (((x)+((y)-1))/(y))
-#endif
-#define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
-#define rounddown(x,y) (((x)/(y))*(y))
-#define powerof2(x) ((((x)-1)&(x))==0)
-
-///* Macros for min/max. */
-//#define MIN(a,b) (((a)<(b))?(a):(b))
-//#define MAX(a,b) (((a)>(b))?(a):(b))
-
-/*
- * Constants for setting the parameters of the kernel memory allocator.
- *
- * 2 ** MINBUCKET is the smallest unit of memory that will be
- * allocated. It must be at least large enough to hold a pointer.
- *
- * Units of memory less or equal to MAXALLOCSAVE will permanently
- * allocate physical memory; requests for these size pieces of
- * memory are quite fast. Allocations greater than MAXALLOCSAVE must
- * always allocate and free physical memory; requests for these
- * size allocations should be done infrequently as they will be slow.
- *
- * Constraints: NBPG <= MAXALLOCSAVE <= 2 ** (MINBUCKET + 14), and
- * MAXALLOCSAVE must be a power of two.
- */
-#ifdef _LP64
-#define MINBUCKET 5 /* 5 => min allocation of 32 bytes */
-#else
-#define MINBUCKET 4 /* 4 => min allocation of 16 bytes */
-#endif
-#define MAXALLOCSAVE (2 * NBPG)
-
-/*
- * Scale factor for scaled integers used to count %cpu time and load avgs.
- *
- * The number of CPU `tick's that map to a unique `%age' can be expressed
- * by the formula (1 / (2 ^ (FSHIFT - 11))). The maximum load average that
- * can be calculated (assuming 32 bits) can be closely approximated using
- * the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15).
- *
- * For the scheduler to maintain a 1:1 mapping of CPU `tick' to `%age',
- * FSHIFT must be at least 11; this gives us a maximum load avg of ~1024.
- */
-#define FSHIFT 11 /* bits to right of fixed binary point */
-#define FSCALE (1<<FSHIFT)
-
-/*
- * The time for a process to be blocked before being very swappable.
- * This is a number of seconds which the system takes as being a non-trivial
- * amount of real time. You probably shouldn't change this;
- * it is used in subtle ways (fractions and multiples of it are, that is, like
- * half of a ``long time'', almost a long time, etc.)
- * It is related to human patience and other factors which don't really
- * change over time.
- */
-#define MAXSLP 20
-
-/*
- * Defaults for Unified Buffer Cache parameters.
- * These may be overridden in <machine/param.h>.
- */
-
-#ifndef UBC_WINSHIFT
-#define UBC_WINSHIFT 13
-#endif
-#ifndef UBC_NWINS
-#define UBC_NWINS 1024
-#endif
-
-#ifdef _KERNEL
-/*
- * macro to convert from milliseconds to hz without integer overflow
- * Default version using only 32bits arithmetics.
- * 64bit port can define 64bit version in their <machine/param.h>
- * 0x20000 is safe for hz < 20000
- */
-#ifndef mstohz
-#define mstohz(ms) \
- (__predict_false((ms) >= 0x20000) ? \
- ((ms +0u) / 1000u) * hz : \
- ((ms +0u) * hz) / 1000u)
-#endif
-#endif /* _KERNEL */
-
-#endif /* !_SYS_PARAM_H_ */
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