Experimental Physics and
Industrial Control System

On Friday 15 August 2014 13:09:23 Mark Rivers wrote:
> Just to add to the confusion:
> > In EPICS LONG means 32-bits, but in 64-bit C it means 64 bits.  You
> > need an array of int not long!
> A "long" on 64-bit Linux is 64 bits.  But a "long" on 64-bit Windows
> is still only 32 bits.  Pointers are 64 bits, but not longs.  The
> "long long" datatype is 64 bits on Windows (and most other
> platforms).

https://en.wikipedia.org/wiki/64bit#64-bit_data_models

gives a nice overview over the several variants. (Disclaimer: I did not
check the content for correctness.)

Cheers
ben
--
"Make it so they have to reboot after every typo." ― Scott Adams


________________________________

Helmholtz-Zentrum Berlin für Materialien und Energie GmbH

Mitglied der Hermann von Helmholtz-Gemeinschaft Deutscher Forschungszentren e.V.

Aufsichtsrat: Vorsitzender Prof. Dr. Dr. h.c. mult. Joachim Treusch, stv. Vorsitzende Dr. Beatrix Vierkorn-Rudolph
Geschäftsführung: Prof. Dr. Anke Rita Kaysser-Pyzalla, Thomas Frederking

Sitz Berlin, AG Charlottenburg, 89 HRB 5583

Postadresse:
Hahn-Meitner-Platz 1
D-14109 Berlin

http://www.helmholtz-berlin.de

References:

Problem with creating an array of Long with aSub record David Michel

RE: Problem with creating an array of Long with aSub record michael.abbott

RE: Problem with creating an array of Long with aSub record Mark Rivers

Navigate by Date:

Prev: Re: ePID deadband on output Benjamin Franksen

Next: RE: ePID deadband on output Mark Rivers

Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <2014>  2015  2016  2017  2018  2019  2020  2021  2022  2023  2024 

Navigate by Thread:

Prev: Re: Problem with creating an array of Long with aSub record Andrew Johnson

Next: Areadetector IOC for Pilatus Specht, Eliot D.

Index: 1994  1995  1996  1997  1998  1999  2000  2001  2002  2003  2004  2005  2006  2007  2008  2009  2010  2011  2012  2013  <2014>  2015  2016  2017  2018  2019  2020  2021  2022  2023  2024