[Gtk2hs-users] ghci-5.04.3 and ghc-6.0

Jens Petersen petersen@redhat.com
20 Jun 2003 17:13:48 +0900


2003年06月17日(火)の20時15分に Simon Marlow 曰く:
>  > What seems to be happening is that the Arrow module in gtk2hs is
> > clashing with the Arrow module in the lang package. As far as 
> > I can tell
> > this all looks perfectly normal, so why don't we this kind of problem
> > all the time? What's special about Arrow?
> > 
> > How does it get resolved in the libHS*.a case? How does the 
> > system linker resolve the ambiguity when ghci's linker cannot?
> 
> The static linker will simply pick the first __stginit_Arrow it finds
> when searching libraries.  In actual fact, you're better off with the
> linking error, because the static linking behaviour is likely to result
> in crashes at runtime.

I see, interesting.

In this case gtk2hs.o was generated by ghc-pkg, but naively, can I ask,
is it not possible to detect this claiming of module names at buildtime?

Jens