Tcl etags program (Emacs)

What: Tcl etags program (Emacs)

 Description: Emacs 20.2 or greater includes a program called etags which
        will create editing tag files allowing one to jump directly to
        particular places in the code.
 Updated: 03/1999
 Contact: Unknown

Refer to this page:

So, using the etags command like this:

 etags --language=none --regex="/proc[ \t]+\([^ \t]+\)/\1/" *.tcl

Note that the single quotes are replaced by double quotes, since on Windows platform single quotes aren't supported.

Category Application