callCabal2nix: Fix calling with a path in the store.

2018-01-11 10:17:56 -05:00
parent 7fedfeabae
commit 4e78aeb441
5 changed files with 24 additions and 2 deletions
@@ -93,4 +93,8 @@ rec {
                else lib.head matchRef
           else throw ("Not a .git directory: " + path);
    in lib.flip readCommitFromFile "HEAD";
+
+  pathHasContext = builtins.hasContext or (lib.hasPrefix builtins.storeDir);
+
+  canCleanSource = src: src ? _isLibCleanSourceWith || !(pathHasContext (toString src));
 }