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.

-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

Zero if the directory or file is a mountpoint, non-zero if not.

AUTHOR

Karel Zak <kzak@redhat.com>

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.

SEE ALSO

mount(8)

AVAILABILITY

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