Re: LZ: Delete Strings in ASM?
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Mel Tsai wrote:
>
> On Tue, 24 Sep 1996 19:08:35 -0500, you wrote:
> >JEGblkbelt@aol.com wrote:
> >>
> >> Is it possible to delete a ASM program from another ASM program? Is there a
> >> ROM call for this or something. How does the calc do it? Any help would be
> >> apprieciated.
> >>
> >> -James
> >no there isn't and no there isnt.
> >PCoMP
> >Visit Maximus Productions home page at: http://www.ntsource.com/~pcomp
> >
>
> Actually, it is possible. The program would be complex, however. You
> would first need to make sure your program was located in a lower
> memory position, otherwise it may get moved and all of a sudden the
> program crashes (I'm not sure when this will occur). One solution
> would be to move your program to the graph memory, move programs, and
> then go back to your main program. Probably the most difficult
> aspect, however, is knowing which variables you must update, i.e. free
> memory, vat and memory pointers, checksum, and of course moving the
> entire memory down. One thing I did notice is that the ROM doesn't
> totally delete a file. I deleted a zshell program, loaded hexview,
> and fragments of the program were still in memory. I'm not sure what
> exactly happens.
>
> -Mel
i know how to do it. maybe i will make a program that will include
varible hider in it but has some more features.
PCoMP
Visit Maximus Productions home page at: http://www.ntsource.com/~pcomp
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