How can I find the location of the tcsh shell script I'm executing?

Question

Say I put an executable tcsh file in /path/to/my_script.csh

and my current directory is anywhere, for example I\'m in /path

So I type to/my_script.csh

I

Answer 1

In c shell, try like this:

set rootdir = `dirname $0`
set abs_rootdir = `cd $rootdir && pwd`
echo $abs_rootdir