[Haskell-cafe] Re: [Haskell] Top Level <-

Ashley Yakeley ashley at semantic.org
Wed Sep 3 15:08:44 EDT 2008

Sittampalam, Ganesh wrote:
> In compiled code module boundaries don't necessarily exist. So how
> do you relink the loaded code so that it points to the unique copy
> of the module?

hs-plugins loads modules as single .o files, I believe.

> It crashes the RTS of the plugins loader, which is based on ghci, which
> is built around loading modules independently. I believe there's a
> separate RTS running at the top level of the program which has no
> knowledge of the plugin loader.

Two RTSs? Are you quite sure? How would GC work?

"The loader is a binding to the GHC runtime system's dynamic linker, 
which does single object loading. GHC also performs the necessary 
linking of new objects into the running process."

Ashley Yakeley

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