On Sep 2, 2011, at 5:29 AM, Matthew Flatt wrote:
> At Thu, 1 Sep 2011 15:20:27 -0700, John Clements wrote:
>>> Note that the code ignores the result of `TransformProcessType', which
>>> is a bad idea. If you remove the `void' wrapper, what number result
>>> gets printed on your machine?
>>>
>>
>> Looks like it's -50.
>
> -50 means "bad argument".
>
> Apple's docs say
>
> struct ProcessSerialNumber {
> unsigned long highLongOfPSN;
> unsigned long lowLongOfPSN;
> };
>
> but "MacTypes.h" says
>
> struct ProcessSerialNumber {
> UInt32 highLongOfPSN;
> UInt32 lowLongOfPSN;
> };
>
> and those aren't the same on a 64-bit system. Maybe the docs that I
> found are too old or are only meant to apply to 32-bit systems.
>
> Can you remind me whether you're using a 32-bit or 64-bit build?
>
> When I try the 64-bit build, then it fails in the way you describe
> until I fix the `_ProcessSerialNumber' declaration:
>
> (define-cstruct _ProcessSerialNumber
> ([highLongOfPSN _uint32]
> [lowLongOfPSN _uint32]))Yep, this fixes it for me. I see you've pushed it already. Thanks! John Clements
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