Re: Interfaces.C questions

[hreba <f_hreba@yahoo.com.br>]

On 03/19/2017 08:22 PM, Simon Wright wrote:
> hreba <f_hreba@yahoo.com.br> writes:
>
>>    function func (x: C.double; params: Void_Ptr) return C.double is
>>    begin
>>       return C.double (real_func (Real(x)));
>>    end func;
>>    pragma Convention (C, func);		-- this is line 37
>
> Try
>
>    function func (x: C.double; params: Void_Ptr) return C.double;
>    pragma Convention (C, func);
>    function func (x: C.double; params: Void_Ptr) return C.double is
>    begin
>       return C.double (real_func (Real(x)));
>    end func;
>
> You have to have a spec, but there's nothing stopping it being declared
> right before the body.
>
> Of course, in most cases you'd prefer to do that earlier.
>

Did that. Now I get:

gsl.adb:35:26: pragma "CONVENTION" argument must be in same declarative part

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