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Subject: Re: [Boost-build] gcc: options specific to C compilation
From: Vladimir Prus (ghost_at_[hidden])
Date: 2008-11-10 02:36:05

On Monday 10 November 2008 10:06:24 Ilya Sokolov wrote:
> Vladimir Prus wrote:
> > On Sunday 09 November 2008 01:39:40 Jeroen van der Wulp wrote:
> >> Hello Everyone,
> >>
> >> I would like to add -std=c99 as a requirement to the project with C as
> >> well as C++ code. So I added it using the <cflag> feature, which breaks
> >> compilation of C++ code.
> >>
> >> I have noticed that in the manual it says that cflags contains options
> >> for both C and C++ compilation. I have also noticed that a feature
> >> called <compileflags> is being used in the msvc.jam. It seems to be a
> >> set of options that is common to C and C++ compilation. This feature is
> >> currently not usable for the gcc toolset which to me is rather confusing.
> >
> > It does not really work for msvc, either.
> >
> > Anybody will object if I make 'cflags' apply for C compilations only, on
> > all toolsets, and make 'compileflags' apply for both C and C++ compilations?
> I think we should drop *flags parameters, add compileflags feature and
> use toolset.add-requirements rule.

You mean, that options to 'using rule' should be routed via toolset.add-requirements?
Right now, many options are not features -- like 'archiver', or 'linker-type'. Do you
suggest to convert them to features, too?

- Volodya

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