Re: A85: New Shell: Tiny MISh
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Re: A85: New Shell: Tiny MISh
I would like a copy of Tiny MISh. I publish all shells for the TI-85 on
my page.
http://www.geocities.com/SiliconValley/Bay/8116/index.html
-Mic
Richardlewis wrote:
> Is anyone out there interested in a 390 byte shell, that is ZShell 4.0
>
> compatible? OS/7, the shell that WAS the smallest is 497 bytes.
> My new shell, Tiny MISh, is about 391 bytes! (can you believe that?)
> It
> is the smallest ZShell 4.0 compatible shell in existence, unless
> someone
> wrote one even small and never announced it. It doesn't have very many
>
> features, except a few extra ROM calls (which were instrumental in
> shrinking the shell), and should be compatible with most ZSHell
> programs,
> unlike OS/7, which had a bug where it didn't zero the text memory like
>
> ZShell does.
>
> It lacks checksum recalculation though, because I don't know which
> byte in
> the header is the checksum, and I don't know exactly know how to
> calculate it. It is still smaller though! (If someone could help, I
> could improve the shell a little)
>
> It loads the name of programs just like OS/7, with one small change.
> You
> have to give it the length of the name too.
>
> I am going to release the shell with full source code, as a freeware
> shell.
>
> Any comments/suggestions would be helpful. Please no flames.
>
> Just in case anybody wants to know, MISh stands for Menu Independent
> SHell.
>
> Note to Mike Baker: I did not use your source code as a base, but I
> did get
> some good ideas from it. I think I even made my ROM_CALL routine a
> little faster, but I'm not sure.
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