Re: [Boost-users] [wave] Custom I/O handling (include paths, etc.)?

Subject: Re: [Boost-users] [wave] Custom I/O handling (include paths, etc.)?
From: Hartmut Kaiser (hartmut.kaiser_at_[hidden])
Date: 2011-03-20 18:32:41

> I'm trying to adopt Wave as my custom preprocessor for a project. So far,
> things work fine, but there is one problem with Wave: I need to override
> all I/O functions, in particular, reading from files and opening files.
> Reading is easily changed by the input policy, but I couldn't find a way
> to register an include handler hook. There's found_include_directive, but
> nothing that allows me to get in-between wave and the filesystem. In my
> case, I on-demand construct some data which I want to be able to #include
> (i.e. #include <generated>) and some files are stored in
> resources/compressed files (#include <zip/file.h>).
> My include handler can open them, but how can I tell Wave to ask my
> include handler whether it can find a file instead of using
> boost::filesystem?

Sorry, that's currently not supported.

What interface have you been thinking to use? Any suggestions on how such a
facility could be integrated into Wave?

Regards Hartmut
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