Path: utzoo!attcan!utgpu!jarvis.csri.toronto.edu!mailrus!bbn!usc!apple!dlyons From: dlyons@Apple.COM (David Lyons) Newsgroups: comp.sys.apple Subject: Re: console FST EOF Message-ID: <34053@apple.Apple.COM> Date: 16 Aug 89 18:16:16 GMT References: <10727@smoke.BRL.MIL> <3539@internal.Apple.COM> <10736@smoke.BRL.MIL> <3571@internal.Apple.COM> <10740@smoke.BRL.MIL><10751@smoke.BRL.MIL> Organization: Apple Computer Inc, Cupertino, CA Lines: 21 In article <10751@smoke.BRL.MIL> gwyn@brl.arpa (Doug Gwyn) writes: >[...] >There are only two ways this could be implemented: either the APW C >run-time support (stdio internals) maps a received 0 byte from the >console keyboard into a simulated end-of-file, or the console driver >(FST) itself returns "0 bytes read" when it detects some special >condition, in this case typing of Ctrl-@. [...] I don't know how end-of-file detection is implemented in APW C, ORCA/C, APW, and ORCA, but note that the Character FST and Console Driver have not always been around! I'm sure APW C 1.0 and APW 1.0 aren't making Console Driver calls. --Dave Lyons, Apple Computer, Inc. | DAL Systems AppleLink--Apple Edition: DAVE.LYONS | P.O. Box 875 AppleLink--Personal Edition: Dave Lyons | Cupertino, CA 95015-0875 GEnie: D.LYONS2 or DAVE.LYONS CompuServe: 72177,3233 Internet/BITNET: dlyons@apple.com UUCP: ...!ames!apple!dlyons My opinions are my own, not Apple's.