[comp.lang.fortran] FORTRAN algorithm to determine machine properties

karenk@pvi.UUCP (Karen Kruse) (04/08/89)

     I am requesting information about a Standard FORTRAN algorithm 
I have heard about which will return values for the items listed below
on different machines (with my main concern right now being UNIX machines):


   - number of bits per character
   - number of bits per byte
   - number of bits per integer
   - max line length for formatted sequential disk I/O
   - max line length for formatted terminal I/O
   - number of significant digits in a real number
   - smallest positive real
   - largest positive real
   - largest real that can be converted to integer
   - largest (in absolute value) negative real
   - smallest (in absolute value) negative real
   - smallest (most negative) integer
   - largest (most positive) integer

Information on any part of this would be a great help!    

Thanks in advance,
Karen Kruse