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Subject: Re: C Integers -> Booleans: shortcut?
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Date: Sun, 28 Sep 2003 19:17:16 +0100
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Date: 2003-09-28T19:17:16+01:00
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Simon Wright wrote:

> With GNAT you would say
> 
>   type C_Boolean is new Boolean;
>   pragma Convention (C, C_Boolean);
> 
> with the meaning that 0 => False, anything else => True.

I thought GNAT would do that, but hoped other compilers would too since 
it's the convention in C for 0 to be treated like false and anything 
else as true.

> For other compilers I would think you'd be better off specifying
> Interfaces.C.int and comparing to 0.

Will do! Thanks!