MLUG: RE: [MLUG] help with ancient FORTRAN?
RE: [MLUG] help with ancient FORTRAN?
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I know it is kinda late responding to this, but if memory serves well, didn't the old computers use only 7-bit ASCII vice 8-bit ASCII.  This might have been a mask for checking if the system used the 7 or 8 bit ASCII and made adjustments as necessary.  It has been over 20 years since i did anything with fortran.  If fortran-77 wouldn't help, try an old version of FORTH.  This was fortran with some weird differences.  The only versions I can think of were for dos/TRS-80.

> > OK, so the weird thing here is that I don't know why 
> /7*1,1/ isn't the
> > same thing as /8*1/ if you're using DATA statements to 
> populate MASK. As
> > somebody else pointed out, these are 36-element 0-1 arrays, 
> and I can just
> > bet that somebody is going multiply this sucker by a 
> conformable array
> > down the line...but I digress.
> > 
> > > I hope it's possible to say from this little snippet. My 
> question is,
> > > what does the MASK do?
> > 
> > MASK is just an array of integers.  (How can I tell it's an 
> integer?  
> > Because the name of the variable begins with "M".  And I 
> pity you if some
> > dipwad changes that with an IMPLICIT statement somewhere in 
> the code.)
> > 
> > FORTRAN!  RUN AWAY! :-)

Kevin Boaz
Data Center Support Technician
Operations/Help-Desk RQC
DC119.00
882-3981


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