OpenEuphoria

RE: What are Win2000 Diferance

• Posted by Ron Tarrant <rtarrant at sympatico.ca> Oct 01, 2002
• 423 views

Oh, right. I remember hearing about the 16-bit int used by Windows. 
At the time I was using an Amiga where the int was 32-bit; I've
always thought of int's as being 32-bit and that's why
it didn't register.

Thanks, David.

-Ron T.


David Cuny wrote:

> Under Win95, most pointers returned in Win32Lib tended to be low memory 
> addresses. So if you wrote a code like:
> 
>    int myVar
>    myVar = getSomeWin32Pointer()
> 
> under Win95, it would tend to work, because the addresses returned were 
> small 
> enough that they would fit into an int. It happened to me quite often: 
> I'd 
> test a program under Win95 and it would run fine, but under WinNT, it 
> would 
> crash.
> 
> The error under WinNT would be attempting to store a large address into 
> an 
> int. That's because WinNT (and WinMe, Win2000 and even Wine under Linux) 
> 
> would tend to hand back pointer addresses that were too large to store 
> in an 
> int. The proper way to code the example would have been to use an atom 
> instead of an int:
> 
>    atom myVar
> 
> So basically, it was *always* an error to use an int, but because Win95 
> tended to parcel out lower memory addresses, it was less likely to crash 
> 
> under Win95.
> 
> -- David Cuny
> 
> -- David Cuny
> 
>