[boost] Re: Boost Integer Library

From: Greg Colvin (gcolvin_at_[hidden])
Date: 1999-08-17 10:45:24

Thanks Beman.

> Based on the past discussions of stdint.h and other integer related
> topics, I have put together some first draft documentation and three
> headers.
> 
>   See http://www.boost.org/libs/integer
> 
> Note the Rationale.  I believe that most of the concerns raised in
> prior discussions have been addressed.
>
> Help wanted:
> 
> *  Who would like to contribute the boost integer_traits and integer
> chooser classes?  Valentin?  Kevlin?

Not me, sorry.

> Minor issues:

This may be just a clarification, but what should be the value of
integer_traits<int32_t>::const_max?  2147483647?

> *  As an implementation artifact unrelated to the specification,
> <boost/stdint.h> and thus <boost/cstdint.hpp> #include <limits.h>.
> This allows an implementation portable to many (most?) modern
> computer systems, but has the side effect of defining a bunch of
> macros (xxx_MAX/xxx_MIN/etc).  Should these be #undef'ed at the end
> of boost/stdint.h?

Yes.

> *  What compilers does
> http://www.boost.org/libs/integer/bin_ubin_test.cpp work with?  It is
> already known to work with Metrowerks and Microsoft compilers.  It
> doesn't work with gcc 2.95 - are there any egcs experts out there
> that can provide insight?
> 
> Background:
> 
> *  The bin/ubin portable integer holder classes are critical building
> blocks for a portable file-based STL style B-tree container I am
> working on.  And since <boost/bin_ubin.hpp> includes
> <boost/cstdint.hpp> which in turn includes <boost/stdint.h>, testing
> it in effect tests all three headers.

I'd be very interested in hearing about your BTree design.