[Info-vax] Meditech in the news

[Arne Vajhøj]

On 1/17/2022 2:52 PM, Sam Weiner wrote:
> In article <61e59077$0$699$14726298 at news.sunsite.dk>,
> Arne Vajhøj  <arne at vajhoej.dk> wrote:
>> On 1/17/2022 7:55 AM, George Cornelius wrote:
>>> Arne Vajh?j <arne at vajhoej.dk> wrote:
>>>> On 1/6/2022 3:01 PM, Arne Vajh?j wrote:
>>>>> On 1/6/2022 10:46 AM, Arne Vajh?j wrote:
>>>>>> One may not like MUMPS and its variants.
>>>>>
>>>>> For those with an strong desire to try MUMPS aka M on VMS, then:
>>>>>
>>>>> https://sourceforge.net/projects/fis-gtm/files/GT.M-Alpha-OpenVMS/V6.2-001/
>>>>>
>>>>> should be a VMS Alpha build of GT.M version 6.2 (no VMS version of
>>>>> 6.3 or 7.0).
>>>>>
>>>>> I have not tried it myself.
>>>>
>>>> Now I have. Hello world works.
>>>>
>>>> $ type test.m
>>>> hello()
>>>>     write "Hello world from Mumps!",!
>>>>     quit
>>>> $ mumps test
>>>> $ link test
>>>> $ r test
>>>> Hello world from Mumps!
>>>
>>> Congratulations!
>>>
>>> Though Greystone ran here for a number of years on AIX, I never
>>> bothered to ask for access to it, nor did I try to install it
>>> under VMS.
>>>
>>> Would be curious as to what the compiled code looks like, though.
>>>
>>> Greystone was unusual in that it generated object code. I suspect
>>> it was a lot of calls to subroutines. Or a bit of setup code followed
>>> by invoking an interpreter for, say, stack-machine code.
>>>
>>> If the latter, not sure why it would be necessary to have separate
>>> compilation - other environments just perform a hidden precompile -
>>> except that, if the language had the capability to call external
>>> routines, you could link those routines directly in with the compiled
>>> Mumps code and not have to have a special shared library of
>>> globally defined external routines [*],[**].
>>
>> Separate compile and link is the VMS way ...
>>
>> I don't know how the compiled code looks like.
>>
>> It supports /LIST but not /LIST/MACH (well it accept the
>> /MACH but does not produce anything).
> 
> [smw] The machine list feature requires a debug build.
> 
> [smw] The object code is largely, though not completely, calls into the
> runtime C code.
> 
> [smw] You don't need to precompile the source to the M routines and
> "MUMPS /DIRECT" will get a prompt at which you can type M commands.
> "DO ^routine" will compile routine.m if needed and execute it.
> 
> [smw] The Programmer's Guide which should be on sf.net is pretty good.

I get the feeling that someone knows this product well.

:-)

Arne