Add comment on multilibs syntax ambiguity

haskell · Nov 3, 2018 · 533b7cf · 533b7cf
1 parent ed1c6b0
commit 533b7cf
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/Cabal/Distribution/Backpack/ConfiguredComponent.hs b/Cabal/Distribution/Backpack/ConfiguredComponent.hs
@@ -306,6 +306,8 @@ newPackageDepsBehaviour pkg =
 -- and internal libraries are specified the same. For now, we assume internal
 -- libraries shadow, and this function disambiguates accordingly, but soon the
 -- underlying ambiguity will be addressed.
+-- Multiple public libraries (cabal 3.0) added an unambiguous way of specifying
+-- sublibraries, but we still have to support the old syntax for bc reasons.
 fixFakePkgName :: PackageDescription -> PackageName -> (PackageName, ComponentName)
 fixFakePkgName pkg_descr pn =
   if subLibName `elem` internalLibraries