problem compiling programs with monads with ghc-6.4

Konovalov, Vadim vkonovalov at spb.lucent.com
Wed Aug 31 06:09:13 EDT 2005


> Add -package mtl ?

thanks, that worked...
So, I do not need to "improve" my configuration, but rather I should
remember in which package live some functions, and specify those each time?

ok, thanks.

> 
> vkonovalov:
> > Dear all,
> > 
> > When I compile simple programs with monads, I receive 
> following error:
> > 
> > example18.o(.text+0x2de):fake: undefined reference to
> > `ControlziMonadziCont_zdfMonadContCont_closure'
> > example18.o(.text+0x422):fake: undefined reference to
> > `ControlziMonadziCont_zdfMonadContCont_closure'
> > example18.o(.text+0x16f5):fake: undefined reference to
> > `__stginit_ControlziMonadziCont_'
> > example18.o(.data+0xa8):fake: undefined reference to
> > `ControlziMonadziCont_zdfMonadContCont_closure'
> > example18.o(.data+0xe8):fake: undefined reference to
> > `ControlziMonadziCont_zdfMonadContCont_closure'
> > 
> > When I do 
> > ghc E:\apps\ghc-6.4\libHSmtl.a -o example18.exe example18.hs
> > all is fine.
> > 
> > For some reasons, libHSmtl.a is not seen by default.
> > 
> > What I am missing?
> > 
> > I feel this is configuration problem, but I afraid editing 
> "package.conf" or
> > alike, because I'll probably make situation worse.
> > 
> > TIA.
> > 
> > Best regards,
> > Vadim.
> > _______________________________________________
> > Glasgow-haskell-users mailing list
> > Glasgow-haskell-users at haskell.org
> > http://www.haskell.org/mailman/listinfo/glasgow-haskell-users
> 


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