1/* $NetBSD$ */ 2 3/* 4 * Copyright (c) 1997 Christos Zoulas. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27/* prototypes */ 28void mkfs(const char *, int, int, mode_t, uid_t, gid_t); 29 30/* * variables set up by front end. */ 31extern int mfs; /* run as the memory based filesystem */ 32extern int Nflag; /* run mkfs without writing file system */ 33extern int Oflag; /* format as an 4.3BSD file system */ 34extern int verbosity; /* amount of printf() output */ 35extern int64_t fssize; /* file system size */ 36extern int sectorsize; /* bytes/sector */ 37extern int rpm; /* revolutions/minute of drive */ 38extern int fsize; /* fragment size */ 39extern int bsize; /* block size */ 40extern int maxbsize; 41extern int cpg; /* cylinders/cylinder group */ 42extern int cpgflg; /* cylinders/cylinder group flag was given */ 43extern int minfree; /* free space threshold */ 44extern int opt; /* optimization preference (space or time) */ 45extern int density; /* number of bytes per inode */ 46extern int num_inodes; /* number of inodes (overrides density) */ 47extern int maxcontig; /* max contiguous blocks to allocate */ 48extern int maxbpg; /* maximum blocks per file in a cyl group */ 49extern int maxblkspercg; 50extern int nrpos; /* # of distinguished rotational positions */ 51extern int avgfilesize; /* expected average file size */ 52extern int avgfpdir; /* expected number of files per directory */ 53extern u_long memleft; /* virtual memory available */ 54extern caddr_t membase; /* start address of memory based filesystem */ 55extern int needswap; /* Filesystem not in native byte order */ 56extern int isappleufs; /* Filesystem is Apple UFS */ 57extern char *appleufs_volname; /* Apple UFS volume name */ 58extern int quotas; /* filesystem quota to enable */ 59