Re: A86: VManage


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Re: A86: VManage




Well, I was thinking it was the same thing as the GOTO option when a BASIC
program bombs on you.  I figured the OS just got "confused" on what it was
doing because the memory was corrupt.

At 10:18 PM 7/10/98 -0400, you wrote:
>
>Well, in theory you could make the name shorter and leave the name
>length value what it is, only fill the remaining name bytes with 0s. 
>As for making the name longer, yeah, you'd have to move the VAT 
>around. It can get quite messy, I wrote a TI-92 create program 
>routine.. and the TI-92's VAT is alphabetically sorted! Trust me,
>if you can use the ROM VAT calls, you definitely should.
>
>I'm thinking that VAT dumping thing could be some kind of old debug
>code left into the production ROM.. anybody have any other theories?
>
>David Phillips wrote:
>> 
>> I don't see the point in changing variable types?  About the only thing
>> would be to change between a string and a program.  And how is renaming a
>> program with a different sized name possible?  Wouldn't that require moving
>> the entire VAT?
>> 
>> I noticed an intersting bug, where you can change the type to a blank one.
>> The name is changed to the ALPHA cursor, and it quits the menu.  When you
>> go back, you get the MEMORY 15 error.  Hit goto, and it dumps the VAT to
>> the homescreen.  Weird.
>
>-- 
>Bryan Rittmeyer
>mailto:bryanr@flash.net
>http://www.flash.net/~bryanr/
>

--
David Phillips
mailto:electrum@tfs.net
ICQ: 13811951
AIM: electrum32


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