link problem under macosx

[Christian Maeder]

Am 02.11.2010 11:48, schrieb Christian Maeder:
> Hi,
> 
> after installing
> http://lambda.galois.com/hp-tmp/2010.2.0.0/haskell-platform-2010.2.0.0.i386.dmg
> and various more libraries using cabal, we get the following linker
> error below.
> 
> A simple hello program compiles and links fine and uses
> /usr/lib/libiconv.2.dylib (compatibility version 7.0.0, current version
> 7.0.0) as shown by "otool -L".
> 
> Does someone have an explanation or solution?

adding "-L/usr/lib" as first argument to ghc solved the problem.
Another cabal-package (gtk and friends) used /opt/local/lib under
library-dirs:.

Are there better workarounds?

C.

> 
> Cheers Christian
> 
> Linking dist/build/hets/hets ...
> Undefined symbols:
>   "_iconv_close", referenced from:
>       _hs_iconv_close in libHSbase-4.2.0.2.a(iconv.o)
>   "_iconv_open", referenced from:
>       _hs_iconv_open in libHSbase-4.2.0.2.a(iconv.o)
>   "_iconv", referenced from:
>       _hs_iconv in libHSbase-4.2.0.2.a(iconv.o)
> ld: symbol(s) not found
> collect2: ld returned 1 exit status