another cmake problem on osx

[Brad King]

Boudewijn Rempt wrote:
> With Brad's patch, I can compile again -- and it does fix
> another thing, namely the endless stream of 
> 
> CMake Warning at /Users/boudewijn/src/kde/ins/share/apps/cmake/modules/KDE4Macros.cmake:570 (add_library):
>   Cannot generate a safe linker search path for target xsltimport because
>   files in some directories may conflict with libraries in implicit
>   directories:
> 
>     link library [libxml2.dylib] in /usr/lib may be hidden by files in:
>       /opt/local/lib
>     link library [libz.dylib] in /usr/lib may be hidden by files in:
>       /opt/local/lib
>     link library [libbz2.dylib] in /usr/lib may be hidden by files in:
>       /opt/local/lib
> 
>   Some of these libraries may not be found correctly.
> Call Stack (most recent call first):
>   filters/xsltfilter/import/CMakeLists.txt:11 (kde4_add_plugin)
> 
> messages I had before. However, now the linking path seems wrong. Most 
> dependencies come from macports in my case and are located in /opt/local/lib.
> This used to be no problem, but now the -L/opt/local/lib line is missing,
> which gives linker errors, first in kdebase:
> 
> Linking CXX shared module ../../../lib/exrthumbnail.so
> ld: library not found for -lIlmImf
> collect2: ld returned 1 exit status
> make[2]: *** [lib/exrthumbnail.so] Error 1

Are there any other warnings produced by CMake, such as CMP0003?  Try 
running

   make VERBOSE=1

and post the actual link line that fails.

Thanks,
-Brad