freebsd-dev/sbin/mount_autofs/mount_autofs.c

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/*
* Copyright (c) 2004 Alfred Perlstein <alfred@FreeBSD.org>
* 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*
* $Id: mount_autofs.c,v 1.5 2004/09/08 08:12:21 bright Exp $
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* $FreeBSD$
*/
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#include <err.h>
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#include <stdio.h>
#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/param.h>
#include <sys/mount.h>
#include <sys/uio.h>
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void usage(void);
const char *progname;
void
usage(void) {
errx(1, "usage: %s node", progname);
}
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int mymount(const char *type, const char *dir, int flags, void *data);
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#if __FreeBSD_version < 600000
int
mymount(const char *type, const char *dir, int flags, void *data)
{
return (mount(type, dir, flags, data));
}
#else
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void ioset(struct iovec *iovp, const char *str);
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void
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ioset(struct iovec *iovp, const char *str)
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{
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iovp->iov_base = __DECONST(char *, str);
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iovp->iov_len = strlen(str) + 1;
}
int
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mymount(
const char *type,
const char *dir,
int flags __unused,
void *data __unused
)
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{
struct iovec iov[4], *iovp;
iovp = &iov[0];
ioset(iovp++, "fstype");
ioset(iovp++, type);
ioset(iovp++, "fspath");
ioset(iovp++, dir);
return (nmount(iov, 4, 0));
}
#endif
int
main(int argc, char **argv)
{
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int error;
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int ch;
progname = argv[0];
while ((ch = getopt(argc, argv, "o:")) != -1) {
/* just eat opts for now */
switch (ch) {
case '?':
usage();
}
}
argc -= optind;
argv += optind;
if (argc < 2) {
usage();
}
error = mymount("autofs", argv[1], 0, NULL);
if (error)
perror("mount");
return (error == 0 ? EXIT_SUCCESS : EXIT_FAILURE);
}