how to detect x64 vs. x86?

[Thierry Douez]

Hi again,

Maybe worth a look at:

http://forums.techguy.org/7927375-post8.html

HTH,

Thierry


2012/9/27 Thierry Douez <th.douez at gmail.com>:
> Hi Phil,
>
> Maybe enough to start with?
>
> @echo off
>
> ver | find “2003″ > nul
> if %ERRORLEVEL% == 0 goto v2003
>
> ver | find “XP” > nul
> if %ERRORLEVEL% == 0 goto vxp
>
> ver | find “2000″ > nul
> if %ERRORLEVEL% == 0 goto v2000
>
> ver | find “NT” > nul
> if %ERRORLEVEL% == 0 goto vnt
>
> echo Unknow OS Version.
> goto exit
>
> :v2003
> :Run Windows 2003 specific commands here.
> goto exit
>
> :vxp
> :Run Windows XP specific commands here.
> goto exit
>
> :v2000
> :Run Windows 2000 specific commands here.
> goto exit
>
> :vnt
> :Run Windows NT-specific commands here.
> goto exit
>
> :exit
>
>
>
> HTH,
>
> Thierry
>
> 2012/9/27 Phil Davis <revdev at pdslabs.net>:
>> I know this has been discussed before, but my search reveals nothing. So I
>> ask.
>>
>> On Windows, is there a variable / shell command / registry entry my app can
>> look at to see whether the OS is 32- or 64-bit? It would be nice if you
>> could do it the same way across Vista, 7, 8; but I'll settle for what
>> exists.
>>
>> Thanks so much!
>>
>> --
>> Phil Davis
>>
>>
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