103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
/*
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* Copyright (c) 1990, 1992 Jan-Simon Pendry
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Jan-Simon Pendry.
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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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* $Id: mount_kernfs.c,v 1.2 1993/07/30 01:01:35 mycroft Exp $
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*/
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/mount.h>
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main(c, v)
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int c;
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char *v[];
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{
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extern char *optarg;
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extern int optind;
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int ch;
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int usage = 0;
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int mntflags;
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char *dummy;
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char *mountpt;
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int rc;
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char *pname;
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pname = strrchr(v[0], '/');
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if (pname == NULL)
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pname = v[0];
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else
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pname++;
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/*
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* Crack -F option
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*/
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while ((ch = getopt(c, v, "F:")) != EOF)
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switch (ch) {
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case 'F':
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mntflags = atoi(optarg);
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break;
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default:
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case '?':
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usage++;
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break;
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}
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/*
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* Need two more arguments
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*/
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if (optind != (c - 2))
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usage++;
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if (usage) {
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fputs("usage: mount_kernfs [ fsoptions ] kern mount-point\n", stderr);
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exit(1);
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}
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/*
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* Get target and mount point
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*/
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dummy = v[optind];
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mountpt = v[optind+1];
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rc = mount(MOUNT_KERNFS, mountpt, mntflags, (caddr_t) 0);
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if (rc < 0) {
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perror(pname);
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exit(1);
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}
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exit(0);
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}
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