Use -cpp when building installPackage, so we can build the Cabal/filepath code

diff --git a/libraries/Makefile b/libraries/Makefile
index c133e1a..2dadbae 100644 (file)
--- a/libraries/Makefile
+++ b/libraries/Makefile
@@ -122,7 +122,8 @@ installPackage/installPackage: installPackage.hs $(BOOTSTRAPPING_STAMPS)
        -$(RM) -rf installPackage
        mkdir installPackage
        $(CP) installPackage.hs installPackage/
-       cd installPackage && $(GHC) -Wall --make installPackage -o installPackage \
+       cd installPackage && $(GHC) -Wall -cpp \
+                                   --make installPackage -o installPackage \
                              -i../bootstrapping.Cabal \
                              -i../bootstrapping.filepath