Linux File Management commands and linux commands

Linux File Management commands and linux commands

 

 

Copy and move files

Cp: copy

Cp SRC DEST

Cp file1 file2 file3 // file1, file2 is the source file, and file3 is the target

Copy an object to an object

Copy multiple files to a directory. The directory must exist.

Copy cp/etc/passwd/tmp/to/tmp/, file name is passwd

If the target is a directory that exists, place the source file under the Directory and keep the original name

Cp/etc/passwd/tmp/test

If test does not exist, copy it to the/tmp directory and rename it to test.

If test exists, determine whether it is a file or a directory.

If test is a file, the system prompts whether to overwrite the file.

If test is a directory, put it in the/tmp/test/directory to keep the original file name

Cp/etc/passwd/etc/issue/etc/inittab/tmp/abc

Cp/etc/init. d // tmp/cannot copy the Directory

-R, R: -- recursive, recursive Replication

Cp-r/etc/init. d/tmp/hello (directory) copy/etc/init. d/to the/tmp/hello directory and rename it as hello

Cp-r/etc/init. d // tmp/hello (file)

-F: force, force, overwrite without prompting, directly Overwrite

-I: interactive

Command alias:

Cp is aliased to 'cp-I'

-P: -- preserve, retain, save, and attribute list

Mode, ownership, timestamp,

Permission, owner, group, timestamp, and retaining the owner of the newly copied file.

-A:-dR, -- preserve, archive, archive, and keep all attributes of the source file

ARCHIVE storage, often used for backup

-D:-P, keep the link itself

-L: discarded. It always follows the symbolic link and points to the file.

-P: Keep the link itself

Symbolic Link: shortcut. The file does not exist. It only points to the path of another file.

Cp/etc/rc (Link)/tmp copies the file pointed to by the link

Cp-L/etc/rc (Link)/tmp/rc.2 (File) copies the file to which the link points

Cp-P/etc/rc (Link)/tmp/rc.3 (File) Copies links

 

Copy 3 files in cp/etc/{passwd, inittab, rc. d/rc. sysinit}/tmp

 

Mv (mv-I): move

Move files

Mv SRC DEST

Mv/tmp/root. inittab/var/tmp cut and keep the original name

The mv hello new Path is consistent, and hello is renamed to new

-I: interactive

-F: mandatory, mandatory Overwrite

-T: mv-t DEST SRC

 

Install

Copy a file and specify attributes

Install SRC DIR

-D: DIR: create a directory

-M: mode, specifying Permissions

-O: Specifies the owner.

-T: install-t DIR SRC

Install-d/tmp/{install.1, install.2} create two directories under/tmp, install.1, install.2

Install/ect/passwd/var/tmp/install. file1 copy the file and grant the execution permission