Re: [Help-bash] play audio-CD in consol

[Chris F.A. Johnson]

On Wed, 30 Jan 2013, Gerard ROBIN wrote:

> On Wed, Jan 30, 2013 at 06:54:14AM +1100, Matthew Cengia wrote:
...
> I would like to know if to display the 3 following lines:
>
>          foo bar base
>          foo bar base foo bar baz
>          foo bar base foo bar baz foo bar base
>
> it is the appropriate way to write:
>
> line1="foo bar base"
> line2="foo bar base foo bar baz"
> line3="foo bar base foo bar baz foo bar base"
>
> printf "%$((${#line1}+10))s\n%$((${#line2}+10))s\n%$((${#line3}+10))s\n" "$line1" 
> "$line2" "$line3"
>
> If yes, printf is hard to read (and write) too. If not, how can we write
> this most simply ? ( with printf )

printf "          %s\n" "$line1" "$line2" "$line3"

--
   Chris F.A. Johnson, <http://cfajohnson.com/>
   Author:
   Pro Bash Programming: Scripting the GNU/Linux Shell (2009, Apress)
   Shell Scripting Recipes: A Problem-Solution Approach (2005, Apress)