[Simh] Dungeon (Zork) questions......

[Mark Abene]

Forgot to mention, "$OVRH" is the entry point to the overlay handler.
The fact that a few seemingly standard symbols are coming up as
undefined globals tells me that the version of SYSLIB.OBJ and hence
RT-11 that you're using is probably too oldish.

-Mark


Mark Abene wrote:
> Just in case, for those that don't like manuals:
> 
> GTIM(T) gets the time as two words, expressed as ticks since midnight.
> CVTTIM(T,H,M,S,TK) converts same two-word internal format time to hours,
> minutes, seconds, ticks (fractions of seconds), as integers.
> 
> Both of these SHOULD be in your RT-11 SYSLIB.OBJ.
> 
> This is probably a better manual:
> 
> http://www.computer-refuge.org/bitsavers/pdf/dec/pdp11/rt11/v5.6_Aug91/AA-PD6MA-TC_RT-11_System_Subroutine_Library_Manual_Aug91.pdf
> 
> ...since it's been OCR'd and is searchable as text.  :)
> 
> Good luck,
> Mark
> 
> 
> Mark Abene wrote:
>> RTFineM, my man:
>>
>> http://vt100.net/manx/details/1,16212
>>
>> PDF at the bottom.  GTIM and CVTTIM are standard system subroutines in
>> RT-11.
>>
>> -Mark
>>
>>
>> Jason Stevens wrote:
>> ...
>>> ?LINK-W-Undefined globals:
>>> CVTTIM
>>> GTIM
>>> $OVRH
>>>
>>> .
>>>
>>> It's pretty close to something now....  I'll have to see if CVTTIM GTIM are
>>> the macro assembly external and what is the deal with $OVRH... perhaps my
>>> fortran kit is too old...?
>>>
>>>
>>>
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