Changing my login directory

Ruben de Groot mail25 at
Mon Jun 22 09:12:28 UTC 2009

On Fri, Jun 19, 2009 at 03:05:55PM -0400, Karl Vogel typed:
> >> On Wed, 17 Jun 2009 21:13:32 -0400, 
> >> Steve Bertrand <steve at> said:
> S> I've got a couple of jails now that I use exclusively for Perl
> S> development.  As soon as I log into the box via SSH, my first command is
> S> _always_ "cd devel/something".  I'd like to make it so that '~' remains
> S> /home/steve, but when I log in, I would prefer to be dropped immediately
> S> into /home/steve/devel.
>    This reminded me of how I deal with lots of directories.  If you
>    have a project with files spread all over the place, here's a way to
>    navigate between 20-25 directories with no more than 3-4 keystrokes.
>    First, install the "grabchars" program:
>    It's very useful for capturing and validating keystrokes from within
>    a shell script.  For example:
>      ans=`grabchars -q'Answer y or n: '`
>    will print "Answer y or n: ", and it will store your reply after
>    pressing just one key, no need to hit return.  Combine this with a
>    function to change your current directory and you're in business;
>    it has to be done in a shell function rather than a separate script
>    because it modifies your current shell working directory.

No need for any external programs. The following shell script does the same:

> more 
 echo -n "Press any key: "
 stty cbreak -echo
 KEY=$(dd bs=1 count=1 2>/dev/null)
 stty -cbreak echo
 echo "You pressed the \"$KEY\" key."


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