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Annotation of Net2/kern/vfs_conf.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1989 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *     This product includes software developed by the University of
                     16:  *     California, Berkeley and its contributors.
                     17:  * 4. Neither the name of the University nor the names of its contributors
                     18:  *    may be used to endorse or promote products derived from this software
                     19:  *    without specific prior written permission.
                     20:  *
                     21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     31:  * SUCH DAMAGE.
                     32:  *
                     33:  *     @(#)vfs_conf.c  7.3 (Berkeley) 6/28/90
                     34:  */
                     35: 
                     36: #include "param.h"
                     37: #include "mount.h"
                     38: 
                     39: /*
                     40:  * This specifies the filesystem used to mount the root.
                     41:  * This specification should be done by /etc/config.
                     42:  */
                     43: extern int ufs_mountroot();
                     44: int (*mountroot)() = ufs_mountroot;
                     45: 
                     46: /*
                     47:  * These define the root filesystem and device.
                     48:  */
                     49: struct mount *rootfs;
                     50: struct vnode *rootdir;
                     51: 
                     52: /*
                     53:  * Set up the filesystem operations for vnodes.
                     54:  * The types are defined in mount.h.
                     55:  */
                     56: extern struct vfsops ufs_vfsops;
                     57: 
                     58: #ifdef NFS
                     59: extern struct vfsops nfs_vfsops;
                     60: #endif
                     61: 
                     62: #ifdef MFS
                     63: extern struct vfsops mfs_vfsops;
                     64: #endif
                     65: 
                     66: struct vfsops *vfssw[] = {
                     67:        (struct vfsops *)0,     /* 0 = MOUNT_NONE */
                     68:        &ufs_vfsops,            /* 1 = MOUNT_UFS */
                     69: #ifdef NFS
                     70:        &nfs_vfsops,            /* 2 = MOUNT_NFS */
                     71: #else
                     72:        (struct vfsops *)0,
                     73: #endif
                     74: #ifdef MFS
                     75:        &mfs_vfsops,            /* 3 = MOUNT_MFS */
                     76: #else
                     77:        (struct vfsops *)0,
                     78: #endif
                     79:        (struct vfsops *)0,     /* 4 = MOUNT_PC */
                     80: };

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