WIP

ghcup.cabal

@@ -126,8 +126,8 @@ library
     , safe                  ^>=0.3.18
     , safe-exceptions       ^>=0.1
     , split                 ^>=0.2.3.4
-    , strict-base           ^>=0.4
     , streamly              ^>=0.8.2
+    , strict-base           ^>=0.4
     , template-haskell      >=2.7        && <2.18
     , temporary             ^>=1.3
     , text                  ^>=1.2.4.0
@@ -167,9 +167,11 @@ library
     other-modules:
       GHCup.Utils.File.Posix
       GHCup.Utils.File.Posix.Foreign
+      GHCup.Utils.File.Posix.Traversals
       GHCup.Utils.Posix
       GHCup.Utils.Prelude.Posix
 
+    c-sources:     cbits/dirutils.c
     build-depends:
       , bz2              >=0.5.0.5 && <1.1
       , terminal-size    ^>=0.3.2.1
@@ -273,7 +275,6 @@ executable ghcup
   if flag(no-exe)
     buildable: False
 
-
 test-suite ghcup-test
   type:               exitcode-stdio-1.0
   main-is:            Main.hs
@@ -282,6 +283,7 @@ test-suite ghcup-test
   other-modules:
     GHCup.ArbitraryTypes
     GHCup.Types.JSONSpec
+    GHCup.Utils.FileSpec
     Spec
 
   default-language:   Haskell2010
@@ -301,12 +303,15 @@ test-suite ghcup-test
     , base                      >=4.12    && <5
     , bytestring                ^>=0.10
     , containers                ^>=0.6
+    , directory                 ^>=1.3.6.0
+    , filepath                  ^>=1.4.2.1
     , generic-arbitrary         >=0.1.0   && <0.3
     , ghcup
     , hspec                     >=2.7.10  && <2.10
     , hspec-golden-aeson        ^>=0.9
     , QuickCheck                ^>=2.14.1
     , quickcheck-arbitrary-adt  ^>=0.3.1.0
+    , streamly                  ^>=0.8.2
     , text                      ^>=1.2.4.0
     , uri-bytestring            ^>=0.3.2.2
     , versions                  >=4.0.1   && <5.1