mountpoint(1) — Linux manual page

NAME | SYNOPSIS | DESCRIPTION | OPTIONS | EXIT STATUS | ENVIRONMENT | NOTES | AUTHORS | SEE ALSO | AVAILABILITY | COLOPHON

MOUNTPOINT(1)                 User Commands                MOUNTPOINT(1)

NAME         top

       mountpoint - see if a directory or file is a mountpoint

SYNOPSIS         top

       mountpoint [-d|-q] directory | file

       mountpoint -x device

DESCRIPTION         top

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

OPTIONS         top

       -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         top

       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         top

       LIBMOUNT_DEBUG=all
              enables libmount debug output.

NOTES         top

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

AUTHORS         top

       Karel Zak <kzak@redhat.com>

SEE ALSO         top

       mount(8)

AVAILABILITY         top

       The mountpoint command is part of the util-linux package and is
       available from
       https://www.kernel.org/pub/linux/utils/util-linux/.

COLOPHON         top

       This page is part of the util-linux (a random collection of Linux
       utilities) project.  Information about the project can be found
       at ⟨https://www.kernel.org/pub/linux/utils/util-linux/⟩.  If you
       have a bug report for this manual page, send it to
       util-linux@vger.kernel.org.  This page was obtained from the
       project's upstream Git repository
       ⟨git://git.kernel.org/pub/scm/utils/util-linux/util-linux.git⟩ on
       2021-03-21.  (At that time, the date of the most recent commit
       that was found in the repository was 2021-03-19.)  If you
       discover any rendering problems in this HTML version of the page,
       or you believe there is a better or more up-to-date source for
       the page, or you have corrections or improvements to the
       information in this COLOPHON (which is not part of the original
       manual page), send a mail to man-pages@man7.org

util-linux                     August 2019                 MOUNTPOINT(1)

Pages that refer to this page: mount(2)