Mac OS X Setting Ownerships for File/Directory
Hello Mac User! This is Tutorial Shows You Step-by-step How-to Setup or Change the Ownership over Files and Directories on Mac OS X BSD/Unix.
The Ownership Decide How is the Owner of Files and Directories on the Mac OS X File System.
To Set the Ownership Over Files and Directories is the First Step in Setting Up Permissions and so Establish a Control and Security over the System.
To Follow the Tutorial You will Need to have a Little Practice to Work on the Mac Console Terminal Command Line.
- To
Open a Terminal Shell emulator window
Launch Finder:
Select Applications:
Double-Click on Utilities:
Double-Click over Terminal:
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Switch to the Bash Shell
(Press “Enter” to Execute Commands)bash
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Who Can Set/Change the Ownership?
Only the Administrators or a Super-User Can Change a File/Directory Ownership!
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How to Set/Change the Ownership?
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To Set/Change Ownership Over a Single File/Directory:
sudo chown [myUser]:[myGroup] [myEntity]
Where [myUser] is your’s user Name & [myGroup] is your’s user Primary Group.
How-to Look Up User Name & Group on Terminal
For Instance:
mkdir -p $HOME/hello/world
Now to Give the ‘world’ Directory to the ‘root’ User do:
sudo chown root:admin $HOME/hello/world
Checking Ownership:
ls -l $HOME/hello
You’ll see the List of contained Entities with Type, Owners & Permissions.
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To Set/Change Permissions Recursively Over a Directory and it’s Content (Subdirectories and Files):
sudo chown -R [myUser]:[myGroup] [myEntity]
For Instance:
sudo touch $HOME/hello/world/happy
Checking Ownership:
ls -l $HOME/hello && ls -l $HOME/hello/world
Now to Get Back the ‘world’ Directory with the ‘happy’ File 🙂
sudo chown -R [myUser]:[myGroup] $HOME/hello/world
Check Ownership like Above…
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How-to Set Permissions on Mac File System:
How-to Quick-Start with Command Line on Mac: