machid(1) — sys5



MACHID(1)       DOMAIN/IX Reference Manual (SYS5)       MACHID(1)



NAME
     apollo, pdp11, u3b, u3b5, vax - provide truth value about
     your processor type

USAGE
     apollo

     pdp11

     u3b

     u3b5

     vax

DESCRIPTION
     The following commands return a true value (exit code = 0)
     if you are on one of the processors indicated.


          apollo   True if you are on an APOLLO computer.

          pdp11    True if you are on a PDP-11/45 or PDP-11/70.

          u3b      True if you are on a 3B 20S computer.

          u3b5     True if you are on a 3B 5 computer.

          vax      True if you are on a VAX-11/750 or VAX-11/780.

     Commands that do not apply return a false (non-zero) value.
     These commands are often used within make (1) makefiles and
     Shell procedures to increase portability.

RELATED INFORMATION
     make (1), sh (1), test (1), true (1).



















Printed 6/10/85                                          MACHID-1
Museum
