Re: When is a rename not a rename?

[Ada novice <shai.lesh@gmx.com>]

On Friday, February 1, 2013 6:32:42 PM UTC+1, Adam Beneschan wrote:

> Here's an example that may answer YC's question:
> 

> package Pack1 is
> 
>    pragma Elaborate_Body;
> 
> end Pack1;
> 
> 
> 
> with Ada.Text_IO;
> 
> package body Pack1 is
> 
> begin
> 
>    Text_IO.Put_Line ("Pack1 is elaborated");
> 
> end Pack1;
> 
> 
> 
> package Pack2 is
> 
> end Pack2;
> 
> 
> 
> with Pack1, Pack2;
> 
> package Pack3 renames Pack2;
> 
> 
> 
> with Pack2;  -- with Pack3;  <=== HERE
> 
> procedure Test is
> 
> begin
> 
>     null;
> 
> end Test;
> 
>  
> Another possible example is when a subprogram renames another one but changes a default parameter:
> 
> 
> 
>     procedure P1 (N1 : Integer; N2 : Integer := 0) is ...
> 
> 
> 
>     procedure P2 (N1 : Integer; N2 : Integer := 1) renames P1;
> 
> 
> 
>     P1(5);
> 
>     P2(5);
> 


Thanks for these two very good examples. I shall be careful with renames from now on.

Thanks
YC