How do I launch an editor from a shell script?

Question

I would like my tcsh script to launch an editor (e.g., vi, emacs):

#!/bin/tcsh
vi my_file

This starts up vi with my_file but first displays a w

Answer 1

Set your terminal tty to a variable, and then redirect the editor i/o through that variable.

In your script:

#!/bin/sh

ls | while read a; do vi $a < $MYTTY >$MYTTY; done

And then execute the script with:

$ MYTTY=`tty` ./myscript >/tmp/log