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Re: Determining machine endian-ness
In article <EvBpCE.Hru@midway.uchicago.edu>,
firstname.lastname@example.org (Mark Rivers) writes:
> Is there a way to determine whether the machine on which IDL is executing is
> big endian or little endian? I am trying to read a data file which I know
> contains little-endian data. I need to byte swap this data if IDL is running
> on a big-endian machine, but not byte-swap if it is running on a little-endian
> It would be nice there were a field in !VERSION which contained this
> information. Right now I am testing if !VERSION.ARCH eq 'x26', 'alpha', etc.
> There must be a better way.
I think this should do it:
LITTLE_ENDIAN = (BYTE (1, 0, 1))
IF (LITTLE_ENDIAN) THEN $
PRINT, "I'm little endian"
Robert S. Mallozzi