1 /* 2 * Copyright (c) 1990, 1992 Jan-Simon Pendry 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Jan-Simon Pendry. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. All advertising materials mentioning features or use of this software 17 * must display the following acknowledgement: 18 * This product includes software developed by the University of 19 * California, Berkeley and its contributors. 20 * 4. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 * 36 * $Id: mount_kernfs.c,v 1.2 1993/07/30 01:01:35 mycroft Exp $ 37 */ 38 39 #include <stdio.h> 40 #include <string.h> 41 #include <unistd.h> 42 #include <sys/types.h> 43 #include <sys/mount.h> 44 45 main(c, v) 46 int c; 47 char *v[]; 48 { 49 extern char *optarg; 50 extern int optind; 51 int ch; 52 int usage = 0; 53 int mntflags; 54 char *dummy; 55 char *mountpt; 56 int rc; 57 char *pname; 58 59 pname = strrchr(v[0], '/'); 60 if (pname == NULL) 61 pname = v[0]; 62 else 63 pname++; 64 65 /* 66 * Crack -F option 67 */ 68 while ((ch = getopt(c, v, "F:")) != EOF) 69 switch (ch) { 70 case 'F': 71 mntflags = atoi(optarg); 72 break; 73 default: 74 case '?': 75 usage++; 76 break; 77 } 78 79 /* 80 * Need two more arguments 81 */ 82 if (optind != (c - 2)) 83 usage++; 84 85 if (usage) { 86 fputs("usage: mount_kernfs [ fsoptions ] kern mount-point\n", stderr); 87 exit(1); 88 } 89 90 /* 91 * Get target and mount point 92 */ 93 dummy = v[optind]; 94 mountpt = v[optind+1]; 95 96 rc = mount(MOUNT_KERNFS, mountpt, mntflags, (caddr_t) 0); 97 if (rc < 0) { 98 perror(pname); 99 exit(1); 100 } 101 exit(0); 102 } 103