On Fri, April 11, 2008 22:12, Stephano wrote:
> Tomas Hajny wrote:
>> If I read the Windows unit sources correctly, INVALID_HANDLE_VALUE = -1
>> too. However, I believe that you might consider returning UnusedHandle
>> constant defined in System unit for all the platforms (that's -1 for at
>> least most of them anyway, but I believe that it may be still better
>> from
>> portability point of view to refer to it using this constant).
> I cannot rely on what the actual value of INVALID_HANDLE_VALUE really is
> as it could in theory change. But nevertheless your suggestion to return
> the UnusedHandle constant, once I locate it :), is very logical.

Do I understand correctly that you cannot find it? As I wrote above, this
constant is defined in unit System, i.e. always available without any
additions to the uses clause or so.

Tomas


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