On Fri, Jan 10, 2025 at 06:27 AM, Alejandro olivan Alvarez wrote:
The issue was on the ZORK EXEC file.
Alejandro,
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Thanks for unearthing the last word in VM games ;-)
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From bistsavers.org
GC20-1818-3_IBM_Virtual_Machine_Facility_370_CMS_Command_and_Macro_Reference_Rel_6_PLC_17_Apr81
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? fn and ft (filename and filetype) are assumed to be a CMS fi1eid. If fm
? is the filemode of an OS disk, fn and ft are assumed to be the only two
| qualifiers of an OS data set name. If fm is specified as an asterisk,
| (*) then all disks are searched until a file with matching fn and ft is
| found.
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When I altered the EXEC to allow any filemode, and I tried several, the last one being 'Z' ;-) they all worked.
At the moment. I am going to guess the limitation is in the FORTRAN code, rather than CMS.
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access 196 z
'196 B ' RELEASED
Ready; T=0.01/0.01 13:00:23
zork z
FILEDEF * CLEAR
FILEDEF 3 DISK ZORK INDEX Z ( RECFM VBS BLKSIZE 800 LRECL 9608
FILEDEF 6 TERM
FILEDEF 1 DUMMY
FILEDEF 20 DISK ZORK TEXTDATA Z ( RECFM F XTENT 2174
FILEDEF 30 DISK SAVED ZORKGAME A ( RECFM VBS BLKSIZE 800 LRECL 7684
ZORK
?
RESTORING FROM FILE ZORK INDEX
DMSSVT121S UNSUPPORTED SVC 244 (HEX F4) CALLED FROM 030664.
?Welcome to Dungeon. ? ? ? ? ? ? This version created long, long ago.
?You are in an open field west of a big white house with a boarded
?front door.
?There is a small mailbox here.
?>
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?
?... Mark S.
?
Mark A. Stevens