[리눅스] 삭제, 복사, 이동

rm : 삭제

remove files or directories

• -r, -R : remove directories and their contents recursively

hyojin@computer:~$ ls -l
total 24
drwxr-xr-x 2 hyojin hyojin 4096 Aug 11 14:47 cleanUp
drwxr-xr-x 2 hyojin hyojin 4096 Sep  5 17:43 rmDir
drwxr-xr-x 3 hyojin hyojin 4096 Aug 30 14:52 test
drwxr-xr-x 3 hyojin hyojin 4096 Aug  9 17:36 test-py-project
drwxr-xr-x 4 hyojin hyojin 4096 Sep  5 16:29 test2
-rw-r--r-- 1 hyojin hyojin 1523 Aug 11 15:07 vim_shortcut_summary.txt

hyojin@computer:~$ ls -l rmDir
total 0
-rw-r--r-- 1 hyojin hyojin 0 Sep  5 17:43 rmtext.txt

hyojin@computer:~$ rm rmDir
rm: cannot remove 'rmDir': Is a directory

hyojin@computer:~$ rm -r rmDir

hyojin@computer:~$ ls -l
total 20
drwxr-xr-x 2 hyojin hyojin 4096 Aug 11 14:47 cleanUp
drwxr-xr-x 3 hyojin hyojin 4096 Aug 30 14:52 test
drwxr-xr-x 3 hyojin hyojin 4096 Aug  9 17:36 test-py-project
drwxr-xr-x 4 hyojin hyojin 4096 Sep  5 16:29 test2
-rw-r--r-- 1 hyojin hyojin 1523 Aug 11 15:07 vim_shortcut_summary.txt

• -i : prompt before every removal

  • -ri

    ./test3:
    test3-1  test3.txt
    
    ./test3/test3-1:
    test3-1.txt
    -------------------------------------------------------------
    hyojin@computer:~/test$ rm -ri test3
    rm: descend into directory 'test3'? y
    rm: descend into directory 'test3/test3-1'? y
    rm: remove regular empty file 'test3/test3-1/test3-1.txt'? y
    rm: remove directory 'test3/test3-1'? y
    rm: remove regular empty file 'test3/test3.txt'? y
    rm: remove directory 'test3'? y	

• -I : prompt once before removing more than three files, or when removing recursively

  • -rI

    ./test3:
    test3-1  test3.txt
    
    ./test3/test3-1:
    test3-1.txt
    -------------------------------------------------------------
    hyojin@computer:~/test$ rm -rI test3
    rm: remove 1 argument recursively? y

• -d : remove empty directories

hyojin@computer:~$ ls -l
total 24
drwxr-xr-x 2 hyojin hyojin 4096 Aug 11 14:47 cleanUp
drwxr-xr-x 2 hyojin hyojin 4096 Sep  5 17:03 emptyDir
drwxr-xr-x 3 hyojin hyojin 4096 Aug 30 14:52 test

hyojin@computer:~$ ls -l emptyDir
total 0

hyojin@computer:~$ rm emptyDir/
rm: cannot remove 'emptyDir/': Is a directory

hyojin@computer:~$ rm -d emptyDir/

hyojin@computer:~$ ls -l
total 20
drwxr-xr-x 2 hyojin hyojin 4096 Aug 11 14:47 cleanUp
drwxr-xr-x 3 hyojin hyojin 4096 Aug 30 14:52 test

mv : 파일 이동 또는 파일명 변경

move/rename files

• mv <source> <destination>

  
  ╭─ ~/test/moveTest 
  ╰─ ls -l
  total 4
  -rw-r--r-- 1 hyojin hyojin    0 Sep  8 10:57 file1.txt
  -rw-r--r-- 1 hyojin hyojin    0 Sep  8 10:57 file2.txt
  drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 10:58 mvDir
  
  ╭─ ~/test/moveTest 
  ╰─ mv file1.txt mvDir
  
  ╭─ ~/test/moveTest 
  ╰─ ls -l                                                               
  total 4
  -rw-r--r-- 1 hyojin hyojin    0 Sep  8 10:57 file2.txt
  drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 10:58 mvDir
  
  ╭─ ~/test/moveTest 
  ╰─ ls -l mvDir                                                         
  total 0
  -rw-r--r-- 1 hyojin hyojin 0 Sep  8 10:57 file1.txt

• 폴더/파일을 이동하려는 목적지 디렉토리가 존재하지 않으면 이름이 변경된다.

  
  ╭─ ~/test/mvDir 
  ╰─ ls -l
  total 4
  drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 11:10 fromDir
  -rw-r--r-- 1 hyojin hyojin    0 Sep  8 11:10 textfile1.txt
  
  ╭─ ~/test/mvDir
  ╰─ mv fromDir toDir
  
  ╭─ ~/test/mvDir 
  ╰─ ls -l 
  total 4
  -rw-r--r-- 1 hyojin hyojin    0 Sep  8 11:10 textfile1.txt
  drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 11:10 toDir

cp : 복사

copy files and directories

• mv <source> <destination>

  • -r : copy directories recursively

    ╭─ ~/test/cpDir 
    ╰─ ls -l
    total 4
    drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 11:26 cpFromDir
    
    ╭─ ~/test/cpDir 
    ╰─ ls -l cpFromDir
    total 0
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:25 file1.txt
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:26 file2.txt
    
    ╭─ ~/test/cpDir 
    ╰─ cp cpFromDir cpToDir                                                
    cp: -r not specified; omitting directory 'cpFromDir' 
    
    ╭─ ~/test/cpDir 
    ╰─ cp -r cpFromDir cpToDir                                            
    
    ╭─ ~/test/cpDir 
    ╰─ ls -l                                                             
    total 8
    drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 11:26 cpFromDir  
    drwxr-xr-x 2 hyojin hyojin 4096 Sep  8 11:26 cpToDir
    
    ╭─ ~/test/cpDir
    ╰─ ls -l cpFromDir                                                        
    total 0
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:25 file1.txt
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:26 file2.txt
    
    ╭─ ~/test/cpDir 
    ╰─ ls -l cpToDir                                                     
    total 0
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:26 file1.txt
    -rw-r--r-- 1 hyojin hyojin 0 Sep  8 11:26 file2.txt