[setup] Why does PackageSpecificationhaveaprivatecopy-constructor? (Robert?)

[Max Bowsher]

Robert Collins wrote:
> On Tue, 2004-08-31 at 23:42 +0100, Max Bowsher wrote:
>
>> Unless we add explicit copy-constructors to every single class, I'd 
>> rather
>> just leave it out and let the compiler handle things implicitly? It seems
>> cleaner to me.
>
> I think you'll find every class that has a destructor also has an
> explicit copy constructor & assignment operator. That class certainly
> has an explicit assignment operator... being explicit on the copy
> constructor is consistent.
>
> Have you heard of the 'rule of 3' ?

No. Apparently I need to do some reading.

Max.