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Article View: comp.sys.ibm.pc.games.space-sim
Article #93734

Re: An offer for space simmers

#93734
From: Bill Huffman
Date: Fri, 28 Mar 2003 05:20
32 lines
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"Shingen036" <shing...@aol.com> wrote in message
news:20030327222437.27990.00000027@mb-cj.aol.com...
> >From: Brad Martin br...@zakalwe.demon.co.uk
> >Date: 3/24/03 11:16 AM Central Standard Time
>
> > and agreed to let me post, which was frankly more
> >than I expected, or probably deserved,
>
> hey with your new found posting rights back... see if u can get him to do
> something about that damn item inventory bug thingy.. it's getting really
> annoying, and seems to be spreading out invecting the entire BC universe!
>
> I sent him a save-game along with some screen captures, but I guess we aren't
> on speaking terms, as I've yet to receive a reply...
>
> I couldn't find any reference to it on the 3000AD forums, which seems rather
> odd that you and me have this odd inventory thingy going on, but none of the
> thousands of loyal BC fans over there don't seem to be reporting it.. hmmm..
go
> figure.. =P

I think that I remember some discussion about this long ago at the Taco Palace.
I believe the count may be going negative and then it's interpretted as a large
positive numbers. This happens when bad programmers switch between signed
integer and unsigned integer when moving a value to a temporary variable and
then back again. For example, the structure holding the permanent value might be
unsigned. When you buy that item, the number in the inventory is moved into a
temporary signed integer variable to subtract the number purchased. The
difference is then saved back into the inventory structure. If it goes negative
on the subtraction then when it is placed back into the inventory structure it
looks like a huge positive number.
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From: "Bill Huffman" <bhuf...@REMOVE-THISsan.rr.com>
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Subject: Re: An offer for space simmers
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