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