69 lines
3.3 KiB
C
69 lines
3.3 KiB
C
/*
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* Copyright (c) 1980, 1989, 1993
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* The Regents of the University of California. 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 the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* variables set up by front end.
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*/
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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 int Uflag; /* enable soft updates for file system */
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extern int fssize; /* file system size */
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extern int ntracks; /* # tracks/cylinder */
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extern int nsectors; /* # sectors/track */
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extern int nphyssectors; /* # sectors/track including spares */
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extern int secpercyl; /* sectors per cylinder */
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extern int sectorsize; /* bytes/sector */
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extern int realsectorsize; /* bytes/sector in hardware*/
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extern int rpm; /* revolutions/minute of drive */
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extern int interleave; /* hardware sector interleave */
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extern int trackskew; /* sector 0 skew, per track */
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extern int fsize; /* fragment size */
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extern int bsize; /* block size */
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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 maxcontig; /* max contiguous blocks to allocate */
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extern int rotdelay; /* rotational delay between blocks */
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extern int maxbpg; /* maximum blocks per file in a cyl group */
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extern int nrpos; /* # of distinguished rotational positions */
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extern int bbsize; /* boot block size */
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extern int sbsize; /* superblock size */
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extern int avgfilesize; /* expected average file size */
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extern int avgfilesperdir; /* expected number of files per directory */
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