I died in more dependencies. One, ige-mac-integration. To avoid possible problems I uninstall all ports last night to reinstall full gtk2 with quartz.
For now, i'm solving all of this and I hope to get it working this night. Sudish Joseph <sud...@gmail.com> wrote: >Antoine Latter <aslat...@gmail.com> writes: >> On Sun, Jun 20, 2010 at 12:53 PM, Giuseppe Luigi Punzi Ruiz >> <glpu...@lordzealon.com> wrote: >>> Hi again, >>> >>> Yes, you are right, but now, "cabal install leksah" I get: >>> > >[...] > >>> Undefined symbols: >>> "_iconv_close", referenced from: >>> _hs_iconv_close in libHSbase-4.2.0.0.a(iconv.o) >>> "_iconv_open", referenced from: >>> _hs_iconv_open in libHSbase-4.2.0.0.a(iconv.o) >>> "_iconv", referenced from: >>> _hs_iconv in libHSbase-4.2.0.0.a(iconv.o) >>> ld: symbol(s) not found > >> This one is a bummer, and I see it all the time when I try to build a >> package linked against macports. > >This is caused by the two libiconv's in the system being >ABI-incompatible, sadly. The ghc pkg available for download from >haskell.org is linked against the system /usr/lib/libiconv.dynlib, which >has iconv_open() as a function. Macports has GNU libiconv which >#defines iconv_open to libiconv_open() in /opt/local/include/iconv.h. > >This then blows up as above when linking against other libraries in >macports - the linker pulls in GNU libiconv which lacks the symbols >needed as you see above. > >One workaround is to link GHC itself against the macports version of >libiconv (and libgmp) and have cabal-install link all subsequent >libraries against macports. I did just that this weekend and now have a >working threadscope using the Quartz backend for gtk2, which is very >nice (no need to run the X server). > >Recipe for reproducing this build is included below (and I can also >provide the resulting ghc-6.12.3 pkg file if needed). > >Another possible option is to use Homebrew to install gtk2 and other >dependencies. Homebrew prefers to use the system-provided libraries and >will not pull in GNU libiconv, so this should work with the existing GHC >pkg in theory. I didn't pursue this since the homebrew 'gtk+' package >didn't seem to have the option to use Quartz instead of X11 as its >backend. > >Steps for linking the ghc runtime against macports: > >- Specify EXTRA_CABAL_CONFIGURE_FLAGS in mk/build.mk as mentioned at > the bottom of http://www.haskell.org/ghc/download_ghc_6_12_3.html > > EXTRA_CABAL_CONFIGURE_FLAGS = --extra-include-dirs=/opt/local/include \ > --extra-lib-dirs=/opt/local/lib > >- Use the --with-iconv-* and --with-gmp-* flags when configuring ghc. > > ./configure --with-iconv-includes=/opt/local/include \ > --with-iconv-libraries=/opt/local/lib \ > --with-gmp-includes=/opt/local/include \ > --with-gmp-libraries=/opt/local/lib > >- This produces a GHC runtime and libraries linked against macports: > > % otool -L ghc > ghc: > /opt/local/lib/libncurses.5.dylib (compatibility version 5.0.0, current > version 5.0.0) > /usr/lib/libSystem.B.dylib (compatibility version 1.0.0, current > version 125.2.0) > /opt/local/lib/libiconv.2.dylib (compatibility version 8.0.0, current > version 8.0.0) > /opt/local/lib/libgmp.10.dylib (compatibility version 11.0.0, current > version 11.1.0) > > % nm HSbase-4.2.0.2.o | fgrep iconv > 001ff7f0 T _hs_iconv > 001ff7e0 T _hs_iconv_close > 001ff800 T _hs_iconv_open > U _libiconv > U _libiconv_close > U _libiconv_open > > ghc and included libraries use the macports libiconv, so linking > against other libraries in macports (gtk2!) will work. > >- Have cabal-install use macports as well for packages it installs by > editing ~/.cabal/config and setting: > > extra-include-dirs: /opt/local/include > extra-lib-dirs: /opt/local/lib > >- This gives, for e.g., threadscope linked against macports: > > % otool -L ~/.cabal/bin/threadscope | egrep '(gtk|iconv)' > /opt/local/lib/libgtk-quartz-2.0.0.dylib (compatibility version > 2001.0.0, current version 2001.1.0) > /opt/local/lib/libiconv.2.dylib (compatibility version 8.0.0, current > version 8.0.0) > >- Note that since the ghc runtime is still in 32-bit i386 mode, we > need universal versions of most libraries in macports. Recent > versions of macports (1.9 for sure, maybe 1.8) make it simple to > switch from an x86_64 library to a universal one: > > % port install gtk2 +universal > > This will recompile gtk2 and *all* dependent libraries as universal > libraries which is exactly what you need. You can then eliminate any > inactive 64-bit libraries with: > > % port -f uninstall inactive > >> Here's the last thread about with, with more links and discussion: >> >> http://thread.gmane.org/gmane.comp.lang.haskell.general/18064/ >> >> The response by Jean-Marie Gaillourdet has worked for me in the past. >> >> Antoine > >Thanks for that link, I didn't think of overriding libiconv on a >per-package basis. > >-Sudish
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