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/*
* Copyright (c) 2013 Damien Miller <djm@mindrot.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $OpenBSD$ */
#include "includes.h"
#include <sys/types.h>
#ifdef HAVE_SYS_STATVFS_H
# include <sys/statvfs.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
static void
usage(void)
{
fprintf(stderr, "check-setuid [path]\n");
exit(1);
}
int
main(int argc, char **argv)
{
const char *path = ".";
struct statvfs sb;
if (argc > 2)
usage();
else if (argc == 2)
path = argv[1];
if (statvfs(path, &sb) != 0) {
/* Don't return an error if the host doesn't support statvfs */
if (errno == ENOSYS)
return 0;
fprintf(stderr, "statvfs for \"%s\" failed: %s\n",
path, strerror(errno));
}
return (sb.f_flag & ST_NOSUID) ? 1 : 0;
}
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