MOUNTPOINT(1) - Linux man page online | User commands
See if a directory or file is a mountpoint.
MOUNTPOINT(1) User Commands MOUNTPOINT(1)
util-linux July 2014 MOUNTPOINT(1)
NAMEmountpoint - see if a directory or file is a mountpoint
SYNOPSISmountpoint [-d|-q] directory | file mountpoint -x device
DESCRIPTIONmountpoint 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 STATUSZero if the directory or file is a mountpoint, non-zero if not.
AUTHORKarel Zak <@redhat.com>
ENVIRONMENTLIBMOUNT_DEBUG=all enables libmount debug output.
NOTESThe util-linux mountpoint implementation was written from scratch for libmount. The orig‐ inal version for sysvinit suite was written by Miquel van Smoorenburg.
AVAILABILITYThe mountpoint command is part of the util-linux package and is available from https://www.kernel.org/pub/linux/utils/util-linux/.
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