On Tue, 10 Aug 2004, Michael Devore wrote:
> Some way or another, it looks 32RTM is unhappy with what is going on with
> the stack on the call to function 34h. I don't think the InDOS pointer
> itself is what causes the failure because the exception can occur during or
> immediately after return from the Get InDOS simulate call.
>From your story it sounds that the int21 entry code uses too much
space on the user stack.
The only place I could find in entry.asm where this could be a problem is
in
-----
;
; end Dos Critical Section 0 thur 7
;
;
dos_crit_sect:
mov [_Int21AX],ax ; needed!
push ax ; This must be here!!!
mov ah,82h ; re-enrty sake before disk stack
int 2ah ; Calling Server Hook!
pop ax
ret
-----
I don't understand the comments here. Who wrote this code? Does "re-enrty
sake before disk stack" mean that this code has to be executed on the
user stack?
Anyway, one could experiment by commenting out all "call dos_crit_sect"s
in entry.asm.
Bart
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