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Article #428Re: i/o routines and non-standard video modes
From: Leonard Erickson
Date: Sun, 10 Dec 1989 00:05
Date: Sun, 10 Dec 1989 00:05
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1436 bytes
>In article <89320.130954CMH117@PSUVM.BITNET>, CMH117@PSUVM.BITNET (Charles Hannum) writes: >> DOS (not necessarily BIOS) is hard-coded >> to work with only the first 25 lines of the screen. The problem here is that >> to do anything else, DOS would have to automagically sense the current screen >> size, which, since it uses BIOS calls, would tremendously slow down screen >> I/O. DOS isn't hardwired to 25 lines. COMMAND.COM is. Grab a copy of 4DOS and you can use funny sized screens without those hassles. Just be careful if you use ANSI.SYS as not all versions of it will support the funny sizes. 4DOS does enough other good stuff to be worth buying anyway. -- Leonard Erickson ...!tektronix!reed!percival!bucket!leonard CIS: [70465,203] "I'm all in favor of keeping dangerous weapons out of the hands of fools. Let's start with typewriters." -- Solomon Short
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!zephyr.ens.tek.com!tektronix!psueea!parsely!bucket!leonard From: leonard@bucket.UUCP (Leonard Erickson) Newsgroups: alt.msdos.programmer,comp.sys.ibm.pc Subject: Re: i/o routines and non-standard video modes Message-ID: <1805@bucket.UUCP> Date: 10 Dec 89 00:05:53 GMT References: <2090@calvin.EE.CORNELL.EDU> <2980@einstein.ptolemy.arc.nasa.gov> <2092@calvin.EE.CORNELL.EDU> <2544@alva.tut.fi> <89320.130954CMH117@PSUVM.BITNET> <1494@cc.helsinki.fi> Organization: Rick's Home-Grown UNIX; Portland, OR. Lines: 17