Axis 2401 - PHP3 GUIDE Informations techniques télécharger pdf (Page 55)

An Introduction to Shells in General

Axis Communications AB provides NO support for application development of any kind. The information

here is provided "as is", and there is no guarantee that any of the examples shown will work in your

particular application.

Revision 1.02 October 2002 55

5.3.31 mount

Syntax: mount [flags] device directory [-o options,more-options]

Mount a filesystem.

Flags:

-a: Mount all filesystems in fstab.

-f: "Fake" Add entry to mount table but don't mount it.

-n: Don't write a mount table entry.

-o option: One of many filesystem options, listed below.

-r: Mount the filesystem read-only.

-t fs-type: Specify the filesystem type.

-w: Mount for reading and writing (default).

Options for use with the "-o" flag:

async/sync: Writes are asynchronous / synchronous.

atime/noatime: Enable / disable updates to inode access times.

dev/nodev: Allow use of special device files / disallow them.

exec/noexec: Allow use of executable files / disallow them.

loop: Mounts a file via loop device.

suid/nosuid: Allow set-user-id-root programs / disallow them.

remount: Re-mount a mounted filesystem, changing its flags.

ro/rw: Mount for read-only / read-write.

There are EVEN MORE flags that are specific to each filesystem. see the

written documentation for those.

Example:

$ mount

/dev/hda3 on / type minix (rw)

proc on /proc type proc (rw)

devpts on /dev/pts type devpts (rw)

$ mount /dev/fd0 /mnt -t msdos -o ro

$ mount /tmp/diskimage /opt -t ext2 -o loop

5.3.32 mv

Syntax: mv SOURCE DEST or: mv SOURCE... DIRECTORY

Rename SOURCE to DEST, or move SOURCE(s) to DIRECTORY.

Example:

$ mv /tmp/foo /bin/bar

5.3.33 poweroff

Syntax: poweroff

Halt the system and request that the kernel shut off the power.

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Axis 2401 - PHP3 GUIDE Informations techniques Page 55