You could do this:

: SODIUM_SIZE_MAX ( -- x ) cell-bits on-bits ;

where cell-bits gives 32/64 and on-bits turns them to ones.


On Sun, Mar 22, 2020 at 6:44 PM Alexander Ilin <ajs...@yandex.ru> wrote:

> Hello!
>
>   I'm creating the sodium library FFI for Factor, and I found the
> following definition in the Sodium C headers:
>
> #define SODIUM_MIN(A, B) ((A) < (B) ? (A) : (B))
> #define SODIUM_SIZE_MAX SODIUM_MIN(UINT64_MAX, SIZE_MAX)
>
>   I think SODIUM_SIZE_MAX is used as platform-dependent macro constant,
> which represents a maximum value for array sizes and similar memory limits.
>   It'll have the max value of the size_t type, which is either 16-bit,
> 32-bit or 64-bit depending on the compilation target platform.
>
>   How should I define the SODIUM_SIZE_MAX constant in Factor?
>
> ---=====---
>  Александр
>
>
>
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