536b9f6e5c
note that some have been rewritten (echo, umount) and some are compiled with options that make them smaller.
71 lines
2.3 KiB
C
71 lines
2.3 KiB
C
/*
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* Copyright (c) 1994 Christopher G. Demetriou
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* All rights reserved.
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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 Christopher G. Demetriou.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef lint
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static char rcsid[] = "$Id: umount.c,v 1.1 1994/04/18 08:47:45 cgd Exp $";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/mount.h>
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#include <stdlib.h>
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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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#define errprint(x) write(STDERR_FILENO, x, strlen(x))
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int eval, fflag = MNT_NOFORCE;
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int
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main(argc, argv)
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int argc;
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char **argv;
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{
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sync();
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argc--;
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if (strcmp(*++argv, "-f") == 0) {
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fflag = MNT_FORCE;
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argc--;
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argv++;
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}
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if (*++argv && **argv == '-') {
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errprint("usage: umount [-f] node ...");
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_exit(1);
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}
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for (eval = 0; *argv; ++argv)
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if (unmount(*argv, MNT_NOFORCE)) {
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errprint(*argv);
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errprint(": couldn't unmount");
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eval = 1;
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}
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_exit(eval);
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}
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