a83765310a
Correct calculation of number of inodes from density for small filesystems. Add a '-n inodes' option so that the desired number of inodes can be explicitly given - init needs this for mfs /dev, -i density is too crude.
62 lines
3.2 KiB
C
62 lines
3.2 KiB
C
/* $NetBSD: extern.h,v 1.11 2003/09/11 12:19:44 dsl Exp $ */
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/*
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* Copyright (c) 1997 Christos Zoulas. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christos Zoulas.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* prototypes */
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void mkfs(struct partition *, const char *, int, int, mode_t, uid_t, gid_t);
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/* * variables set up by front end. */
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extern int mfs; /* run as the memory based filesystem */
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extern int Nflag; /* run mkfs without writing file system */
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extern int Oflag; /* format as an 4.3BSD file system */
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extern int64_t fssize; /* file system size */
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extern int sectorsize; /* bytes/sector */
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extern int rpm; /* revolutions/minute of drive */
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extern int fsize; /* fragment size */
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extern int bsize; /* block size */
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extern int maxbsize;
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extern int cpg; /* cylinders/cylinder group */
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extern int cpgflg; /* cylinders/cylinder group flag was given */
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extern int minfree; /* free space threshold */
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extern int opt; /* optimization preference (space or time) */
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extern int density; /* number of bytes per inode */
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extern int num_inodes; /* number of inodes (overrides density) */
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extern int maxcontig; /* max contiguous blocks to allocate */
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extern int maxbpg; /* maximum blocks per file in a cyl group */
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extern int maxblkspercg;
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extern int nrpos; /* # of distinguished rotational positions */
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extern int avgfilesize; /* expected average file size */
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extern int avgfpdir; /* expected number of files per directory */
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extern u_long memleft; /* virtual memory available */
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extern caddr_t membase; /* start address of memory based filesystem */
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extern int needswap; /* Filesystem not in native byte order */
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extern int isappleufs; /* Filesystem is Apple UFS */
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extern char *appleufs_volname; /* Apple UFS volume name */
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