[Info-vax] DCL Integer Overflow

Jan-Erik Soderholm jan-erik.soderholm at telia.com
Mon Jul 3 10:27:17 EDT 2017


Den 2017-07-03 kl. 15:50, skrev David Froble:
> Robert A. Brooks wrote:
>> On 7/2/2017 10:14 PM, David Froble wrote:
>>
>>  > I guess my question is "why is anyone using integers of such magnitude
>>  > in DCL?"
>>
>> When we support larger than 2TB disks, there will be issues with
>>
>> write sys$output f$getdvi( "big disk", "maxblock" )
>>
>> There is no good way to fix this (and problems like this one), other
>> than defining a new item code that returns a string.
>>
> 
> Well, Ok, but, when I want to see anything about the disks, I've got a 
> symbol "SYD" that is "SHOW DEVICE D", and I'm guessing that invokes a 
> non-DCL program, which could support larger than 32-bit integers.
> 
> I guess it is because I see "DCL" as "Digital COMMAND Language", not 
> "Digital PROGRAMMING Language".


What if you do not want to see the "maxblock", but to use it?





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