{-# LANGUAGE CPP #-} {-# LANGUAGE PatternSynonyms #-} module Distribution.ArchHs.Compat ( pattern PkgFlag, PkgFlag, ) where import Distribution.Types.ConfVar import Distribution.Types.Flag pattern PkgFlag :: FlagName -> ConfVar {-# COMPLETE PkgFlag #-} #if MIN_VERSION_Cabal(3,4,0) type PkgFlag = PackageFlag pattern PkgFlag x = PackageFlag x #else type PkgFlag = Flag pattern $bPkgFlag :: FlagName -> ConfVar $mPkgFlag :: forall r. ConfVar -> (FlagName -> r) -> (Void# -> r) -> r PkgFlag x = Flag x #endif