DIP61: redone to do extern(C++,N) syntax

[Simen Kjærås via Digitalmars-d]

On 2014-04-28 20:50, Walter Bright via Digitalmars-d wrote:
> On 4/28/2014 7:27 AM, Steven Schveighoffer wrote:
>> Consider this code:
>>
>> module foo;
>>
>> void func() {}
>>
>> module bar;
>>
>> extern(C) func();
>>
>> module prog;
>>
>> import foo;
>> import bar;
>>
>> void main()
>> {
>>     func(); // error
>>     foo.func(); // ok
>>     bar.func(); // ok, uses C binding (no name mangling)
>> }
>>
>> In this case, even though the C function is not mangled or in any other
>> namespace, the module can be used for unambiguous calling.
>
> Right.
>
>
>> module foo;
>>
>> void func() {}
>>
>> module bar;
>>
>> extern(C++, foo) void func(); // foo::func in C++ land
>>
>> module prog;
>>
>> import foo;
>> import bar;
>>
>> void main()
>> {
>>     func(); // error
>>     foo.func(); // ALSO error
>
> No, not an error. Why would it be?

I believe Steven expects things to work this way:

module bar;

extern(C++, foo) void func();


module prog;

import bar;

void main()
{
    foo.func(); // Calls bar.func (or is that bar.foo.func?)
}

--
   Simen