Article View: comp.sys.ibm.pc.programmer
Article #382Re: An advanced DOS question (contd ..)
From: Tom Almy
Date: Thu, 03 May 1990 15:39
Date: Thu, 03 May 1990 15:39
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1241 bytes
In article <10151.263f01fa@vax1.cc.lehigh.edu> lubkt@vax1.cc.lehigh.edu writes: >I do not know why a program might want to flush the keyboard buffer. >There may be a valid reason for it. I don't know. If someone knows, >then please post it on the net. Easy. You flush the input buffer to get rid of any unintentional typeahead. Imagine a typist quickly typing: erase *.* (A typing error, as it turns out) yyy foo ( runs program yyy) The erase program prompts "are you sure?", only to immediately snarf the "y", and erases the directory! If you use the command interpreter 4DOS then the KEYSTACK function will do exactly what you want (it can handle buffer flushing). Tom Almy toma@tekgvs.labs.tek.com Standard Disclaimers Apply
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!ucsd!ogicse!zephyr.ens.tek.com!tekcrl!tekgvs!tomaReferences:
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!ucsd!ogicse!zephyr.ens.tek.com!tekcrl!tekgvs!toma From: toma@tekgvs.LABS.TEK.COM (Tom Almy) Newsgroups: comp.sys.ibm.pc.programmer Subject: Re: An advanced DOS question (contd ..) Message-ID: <7442@tekgvs.LABS.TEK.COM> Date: 3 May 90 15:39:41 GMT References: <10151.263f01fa@vax1.cc.lehigh.edu> Reply-To: toma@tekgvs.LABS.TEK.COM (Tom Almy) Organization: Tektronix, Inc., Beaverton, OR. Lines: 19