[MacRuby-devel] -twolevel_namespace issue?

[Matt Aimonetti]

That's a good question, and honestly I have no idea :(
Laurent is on vacation so he's not checking the mailing list, but he should
be back soon and hopefully he will have an answer.

- Matt

On Mon, Sep 12, 2011 at 11:39 AM, Jeremy Hinegardner <jeremy at hinegardner.org
> wrote:

> Hey all,
>
> I develop the Amalgalite gem[1] and it ships with its own copy of SQLite.
> It does this as it adds in additional compile-time features, and I try and
> keep it as current as posssible.
>
> The problem is that since MacRuby is linked to CoreServices etc, the sqlite
> library that ships with OSX gets linked at runtime before the sqlite
> library
> that is built into the amalgalite gem extension.  I've encountered this
> before[2] with amalgalite, when it was loaded with my 'hitimes' gem (which
> on osx links
> against -framework CoreServes).
>
> I am wondering what the appropriate approach is here. I was able to fix
> this in
> MRI by compiling MRI with -twolevel_namespace and I think there is an open
> ticket
> with ruby-core to see if MRI on osx should be compiled with that flag.
>
> I attempted to compile MacRuby with -twolevel_namespace to resolve this,
> and I
> was unsuccessful. There appeared to be other flags that conflicted with it.
>
> I would expect something like this may also affect the nokogiri gem as
> limxml2
> is also a system library on osx, and may conflict with the version that
> nokogiri
> expects.
>
> Thoughts? Opinions? I'm sure this is a rare case, Amalgalite may be the
> only
> project that could experience an issue like this. What is the best way to
> handle
> this in the MacRuby ecosystem?
>
> enjoy,
>
> -jeremy
>
> [1] - https://github.com/copiousfreetime/amalgalite
> [2] -
> https://github.com/copiousfreetime/amalgalite/blob/master/lib/amalgalite/sqlite3/version.rb#L42-L56-54
> --
> ========================================================================
>  Jeremy Hinegardner                              jeremy at hinegardner.org
>
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>
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