cmake install DESTDIR issues on OSX

[Brad King]

Benjamin Reed wrote:
> It looks like there's some kind of post-processing going on during a
> make install, but if using DESTDIR, you get errors like this:
> 
> -- Installing /opt/roots/kdelibs/opt/kde4/bin/dcopserver
> install_name_tool: can't open file: /opt/kde4/bin/dcopserver (No such
> file or directory)
> -- Installing /opt/roots/kdelibs/opt/kde4/lib/libDCOP.dylib.5.0.0
> -- Installing /opt/roots/kdelibs/opt/kde4/include/dcopclient.h
> -- Installing /opt/roots/kdelibs/opt/kde4/include/dcopobject.h
> -- Installing /opt/roots/kdelibs/opt/kde4/include/dcopstub.h
> -- Installing /opt/roots/kdelibs/opt/kde4/include/dcopref.h
> -- Installing /opt/roots/kdelibs/opt/kde4/include/dcoptypes.h
> -- Installing /opt/roots/kdelibs/opt/kde4/include/kdatastream.h
> -- Installing /opt/roots/kdelibs/opt/kde4/lib/libkdeinit_dcopserver.dylib
> install_name_tool: can't open file:
> /opt/kde4/lib/libkdeinit_dcopserver.dylib (No such file or directory)

CMake translates the install_name of the binaries using 
install_name_tool when they are installed.  It looks like the code 
generated to do this does not account for DESTDIR.  This is probably a 
CMake bug which I'll investigate fixing for the 2.4.3 release.

-Brad