посмотреть, является ли каталог или файл точкой монтирования (see if a directory or file is a mountpoint)
Имя (Name)
mountpoint - see if a directory or file is a mountpoint
Синопсис (Synopsis)
mountpoint [-d|-q] directory|file
mountpoint -x device
Описание (Description)
mountpoint checks whether the given directory or file is
mentioned in the /proc/self/mountinfo file.
Параметры (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.
Статус выхода (Exit)
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
Окружение (Environment)
LIBMOUNT_DEBUG=all
enables libmount debug output.
Примечание (Note)
The util-linux mountpoint implementation was written from scratch
for libmount. The original version for sysvinit suite was written
by Miquel van Smoorenburg.
