NetBSD/sbin/newfs/extern.h

81 lines
3.4 KiB
C

/* $NetBSD: extern.h,v 1.20 2022/11/17 06:40:39 chs Exp $ */
/*
* Copyright (c) 1997 Christos Zoulas. All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/* prototypes */
void mkfs(const char *, int, int, mode_t, uid_t, gid_t);
/* * variables set up by front end. */
extern int mfs; /* run as the memory based filesystem */
extern int Nflag; /* run mkfs without writing file system */
extern int Oflag; /* format as an 4.3BSD file system */
extern int eaflag; /* use UFS2ea fs_magic */
extern int verbosity; /* amount of printf() output */
extern int64_t fssize; /* file system size */
extern int sectorsize; /* bytes/sector */
extern int rpm; /* revolutions/minute of drive */
extern int fsize; /* fragment size */
extern int bsize; /* block size */
extern int maxbsize;
extern int cpg; /* cylinders/cylinder group */
extern int cpgflg; /* cylinders/cylinder group flag was given */
extern int minfree; /* free space threshold */
extern int opt; /* optimization preference (space or time) */
extern int density; /* number of bytes per inode */
extern int num_inodes; /* number of inodes (overrides density) */
extern int maxcontig; /* max contiguous blocks to allocate */
extern int maxbpg; /* maximum blocks per file in a cyl group */
extern int maxblkspercg;
extern int nrpos; /* # of distinguished rotational positions */
extern int avgfilesize; /* expected average file size */
extern int avgfpdir; /* expected number of files per directory */
extern u_long memleft; /* virtual memory available */
extern caddr_t membase; /* start address of memory based filesystem */
extern int quotas; /* filesystem quota to enable */
#ifndef NO_FFS_EI
extern int needswap; /* Filesystem not in native byte order */
#else
/* Disable Endian-Independent FFS support for install media */
#define needswap (0)
#define ffs_cg_swap(a, b, c) __nothing
#define ffs_csum_swap(a, b, c) __nothing
#define ffs_dinode1_swap(a, b) __nothing
#define ffs_sb_swap(a, b) __nothing
#endif
#ifndef NO_APPLE_UFS
extern int isappleufs; /* Filesystem is Apple UFS */
extern char *appleufs_volname; /* Apple UFS volume name */
#else
/* Disable Apple UFS support for install media */
#define isappleufs (0)
#endif
#ifdef NO_IOBUF_ALIGNED
#define aligned_alloc(align, size) malloc((size))
#endif