48 lines
1.1 KiB
Groff
48 lines
1.1 KiB
Groff
.\" -*- nroff -*-
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.TH MOUNTPOINT 1 "June 2011" "util-linux" "User Commands"
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.SH NAME
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mountpoint \- see if a directory is a mountpoint
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.SH SYNOPSIS
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.B mountpoint
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.RB [ \-q ]
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.RB [ \-d ]
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.I directory
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.B mountpoint
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.RB \-x
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.I device
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.SH DESCRIPTION
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.B mountpoint
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checks if the directory is mentioned in the /proc/self/mountinfo file.
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.SH OPTIONS
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.IP "\fB\-h, \-\-help\fP"
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Display help text and exit.
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.IP "\fB\-q, \-\-quiet\fP"
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Be quiet - don't print anything.
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.IP "\fB\-d, \-\-fs\-devno\fP"
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Print major/minor device number of the filesystem on stdout.
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.IP "\fB\-x, \-\-devno\fP"
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Print major/minor device number of the blockdevice on stdout.
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.SH EXIT STATUS
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Zero if the directory is a mountpoint, non-zero if not.
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.SH AUTHOR
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.PP
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Karel Zak <kzak@redhat.com>
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.SH ENVIRONMENT
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.IP LIBMOUNT_DEBUG=0xffff
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enables debug output.
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.SH NOTES
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.PP
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The util-linux
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.B mountpoint
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implementation was written from scratch for libmount. The original version
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for sysvinit suite was written by Miquel van Smoorenburg.
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.SH SEE ALSO
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.BR mount (8)
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.SH AVAILABILITY
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The mountpoint command is part of the util-linux package and is available from
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ftp://ftp.kernel.org/pub/linux/utils/util-linux/.
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