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From: Lutz Donnerhacke <lutz@iks-jena.de>
Newsgroups: comp.lang.ada
Subject: Re: [Spark] Arrays of Strings
Date: Thu, 10 Apr 2003 08:23:46 +0000 (UTC)
Organization: IKS GmbH Jena
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* Matthew Heaney wrote:
> Lutz Donnerhacke <lutz@iks-jena.de> wrote in message news:<slrnb95ehu.ob.lutz@taranis.iks-jena.de>...
>> In order to implement thin an execve binding, I wonder how to emulate the
>> C-Type "char const * const x []". Any bright ideas?
>
> Realize that an array in C "decays" to a pointer to the first element,
> so x has the type
> 
>   const char* const*

Known.

> If you want to use the char* type in Interfaces.C.Strings, then your
> problem reduces to:
> 
>   type chars_ptr_access is access constant C.Strings.chars_ptr;
>   for chars_ptr_access'Storage_Size use 0;
>   pragma Convention (C, chars_ptr_access);

Ack. And Spark does not allow access types. So my question is still open.