-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Ruben de Groot wrote: > 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. > > Ruben > >
Yes, that's true. Perhaps I misspoke myself. ed can be used both in interactive mode and in a script, which is what I called "command line mode". However it's not correct to say that ed is not an interactive program, as it definitely can be used interactively. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iEYEARECAAYFAkpEHekACgkQjkAlo11skePV5ACcCZaOsxztyNyWIlNBuTMuL/nu FAYAnRiKFxy+nezfkA0I9Q6Nou9Sc2Ve =SEx6 -----END PGP SIGNATURE----- _______________________________________________ email@example.com mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"