Path: utzoo!attcan!uunet!lll-winken!lll-tis!ames!mailrus!husc6!bbn!clsib21!blblbl!henrik From: henrik@blblbl.UUCP (Larry DeLuca) Newsgroups: comp.unix.wizards Subject: Re: where to do line editing? Summary: where should a line editor go? Message-ID: <593@blblbl.UUCP> Date: 14 Jul 88 01:26:24 GMT References: <678@gtx.com> Organization: Camp Random, Lexington MA Lines: 16 While it's not going to help the ile people much, it still seems the best place for a line editor of some sort is still the tty driver (ioctl's can be used to set characters or toggle between modes). The most simple line editing commands (rubout, line delete, and co.) are there already, and it is the only way to guarantee that they will be uniformly supported. The major complication, of course, is that this requires intelligence in the tty driver about terminal escape sequences. ITS (Incompatible Time Sharing, developed at MIT) has excellent support in this regard (the tty driver knows how to do operations like clear the screen, and is also aware of what's on the screen at any given time, so can repaint it after a send, for example). larry...