The question of moving vi to /bin
Ruben de Groot
mail25 at bzerk.org
Thu Jun 25 11:45:59 UTC 2009
On Thu, Jun 25, 2009 at 01:36:31AM -0400, John L. Templer typed:
> ed is an interactive program, and it has always been considered as such,
> at least since BSD 4.2. Way back then there were three main editors,
> ex, vi, and ed. If you had a nice video terminal then you used vi. But
> if you were stuck using a hard copy terminal like a Decwriter, then you
> used ex. And ed was the simplified (dumbed down) editor for newbies.
> ed is an interactive program because the user "interacts" with it. You
> give it command, it does something, you give it some more commands, it
> does more stuff, etc. Interactive does not mean screen based.
ed can be used very well non-interactively.
e.g. a script made by diff -e can be piped to it.
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