watch(3blt) on Linux
The text 61d13731e1f4, as Debian 1.3 (Bo), Debian 1.2 (Rex) shipped it.
call Tcl procedures before and after each command
The text 61d13731e1f4, as Debian 1.3 (Bo), Debian 1.2 (Rex) shipped it.
call Tcl procedures before and after each command