mountpoint(1) - phpMan

MOUNTPOINT(1) User Commands MOUNTPOINT(1)

NAME
mountpoint - see if a directory or file is a mountpoint

SYNOPSIS
mountpoint [-d|-q] directory|file

mountpoint -x device

DESCRIPTION
mountpoint checks whether the given directory or file is mentioned in the
/proc/self/mountinfo file.

OPTIONS
-d, --fs-devno
Show the major/minor numbers of the device that is mounted on the given directory.

-q, --quiet
Be quiet - don't print anything.

--nofollow
Do not follow symbolic link if it the last element of the directory path.

-x, --devno
Show the major/minor numbers of the given blockdevice on standard output.

-V, --version
Display version information and exit.

-h, --help
Display help text and exit.

EXIT STATUS
mountpoint has the following exit status values:

0
success; the directory is a mountpoint, or device is block device on --devno

1
failure; incorrect invocation, permissions or system error

32
failure; the directory is not a mountpoint, or device is not a block device on --devno

ENVIRONMENT
LIBMOUNT_DEBUG=all
enables libmount debug output.

NOTES
The util-linux mountpoint implementation was written from scratch for libmount. The
original version for sysvinit suite was written by Miquel van Smoorenburg.

AUTHORS
Karel Zak <kzak AT redhat.com>