Monday 5 March 2012

how to Tar and Untar in Unix CLI

Tar file can come compressed or uncompressed. Generally that are compressed using gzip or bzip2. The program, tar, will uncompressed both types and extract the files from archive in Ubuntu.

Step 1:
Install tar using "apt-get install tar"

Step 2:
 Type at the command prompt
tar xvzf file-1.0.tar.gz - for uncompress a gzip tar file (.tgz or .tar.gz)
tar xvjf file-1.0.tar.bz2 - for uncompress a bzip2 tar file (.tbz or .tar.bz2)
tar xvf file-1.0.tar - for uncompressed tar file (.tar)
  • x = eXtract, this indicated an extraction ( c = create to create )
  • v = verbose (optional) the files with relative locations will be displayed.
  • z = gzip-ped; j = bzip2-zipped
  • f = from/to file ... (what is next after the f is the archive file)
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