36 lines
829 B
C
36 lines
829 B
C
/*
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* Copyright (c) 2015-2018 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <sys/mount.h>
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#include <asm/unistd.h>
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#ifdef __NR_umount2
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# define TEST_SYSCALL_STR "umount2"
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#else
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# define __NR_umount2 __NR_umount
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# define TEST_SYSCALL_STR "umount"
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#endif
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int
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main(void)
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{
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static const char sample[] = "umount2.sample";
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if (mkdir(sample, 0700))
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perror_msg_and_fail("mkdir: %s", sample);
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(void) syscall(__NR_umount2, sample, 31);
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printf("%s(\"%s\", MNT_FORCE|MNT_DETACH|MNT_EXPIRE|UMOUNT_NOFOLLOW|0x10)"
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" = -1 EINVAL (%m)\n", TEST_SYSCALL_STR, sample);
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if (rmdir(sample))
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perror_msg_and_fail("rmdir: %s", sample);
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puts("+++ exited with 0 +++");
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return 0;
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}
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