boost: compile with -fPIC, add serialization, filesystem, python

without -fPIC other stuff won't be able to link against libboost_*.a

serialization and filesystem I need for encfs. they don't hurt
as compiled as static libraries only

python closes #2187

packages/devel/boost/build

@@ -25,6 +25,10 @@
 # boost fails building with LTO support
   strip_lto
 
+CFLAGS="$CFLAGS -fPIC"
+CXXFLAGS="$CXXFLAGS -fPIC"
+LDFLAGS="$LDFLAGS -fPIC"
+
 cd $PKG_BUILD
 sh bootstrap.sh \
      --prefix=/usr \
@@ -40,5 +44,8 @@ $ROOT/$TOOLCHAIN/bin/bjam -d2 --toolset=gcc link=static \
   --with-thread \
   --with-iostreams \
   --with-system \
+  --with-serialization \
+  --with-filesystem \
+  --with-python \
   --with-regex -sICU_PATH="$SYSROOT_PREFIX/usr" \
   install

packages/devel/boost/meta

@@ -26,7 +26,7 @@ PKG_LICENSE="OSS"
 PKG_SITE="http://www.boost.org/"
 PKG_URL="$SOURCEFORGE_SRC/boost/boost/1.53.0/${PKG_NAME}_${PKG_VERSION}.tar.bz2"
 PKG_DEPENDS="zlib bzip2"
-PKG_BUILD_DEPENDS="toolchain boost-jam Python-host zlib bzip2"
+PKG_BUILD_DEPENDS="toolchain boost-jam Python-host Python zlib bzip2"
 PKG_PRIORITY="optional"
 PKG_SECTION="devel"
 PKG_SHORTDESC="boost: Peer-reviewed STL style libraries for C++"