From 27fcb41165616b1fd78be1f3d7f8d41625ba1bda Mon Sep 17 00:00:00 2001
From: Daniel Gröber <dxld@darkboxed.org>
Date: Sun, 14 Feb 2021 00:49:53 +0100
Subject: Fix Cabal-3.4 renaming Flags to PackageFlags

---
 src/CabalHelper/Runtime/Compat.hs | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

(limited to 'src/CabalHelper/Runtime/Compat.hs')

diff --git a/src/CabalHelper/Runtime/Compat.hs b/src/CabalHelper/Runtime/Compat.hs
index c845f47..ec62581 100644
--- a/src/CabalHelper/Runtime/Compat.hs
+++ b/src/CabalHelper/Runtime/Compat.hs
@@ -25,6 +25,9 @@ module CabalHelper.Runtime.Compat
     , componentNameFromComponent
     , componentOutDir
     , internalPackageDBPath
+    , PackageFlag
+    , flagDefault
+    , flagName
     , unFlagAssignment
     ) where
 
@@ -33,7 +36,6 @@ import System.FilePath
 import Distribution.PackageDescription
   ( PackageDescription
   , GenericPackageDescription(..)
-  , Flag(..)
   , FlagName
   , FlagAssignment
   , Executable(..)
@@ -51,6 +53,13 @@ import Distribution.Simple.LocalBuildInfo
   , LocalBuildInfo(..)
   )
 
+#if CH_MIN_VERSION_Cabal(3,4,0)
+-- >= 3.4.0
+import Distribution.PackageDescription (PackageFlag(..))
+#else
+-- < 3.4.0
+import Distribution.PackageDescription (Flag(..))
+#endif
 
 #if CH_MIN_VERSION_Cabal(1,24,0)
 import Distribution.Package (UnitId)
@@ -237,3 +246,8 @@ internalPackageDBPath lbi distPref =
 #ifdef NOP_UN_FLAG_ASSIGNMENT
 unFlagAssignment = id
 #endif
+
+#if !CH_MIN_VERSION_Cabal(3,4,0)
+-- < 3.4.0
+type PackageFlag = Flag
+#endif
-- 
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