From 555d90c43202d5a3021893013bfc8e2ffff58c97 Mon Sep 17 00:00:00 2001
From: Mike Sperber <sperber@deinprogramm.de>
Date: Thu, 16 Feb 2023 13:38:54 +0100
Subject: [PATCH] Support Cabal 3.

hsSourceDirs is now a list of SymbolicPath instead of FilePath.
---
 tensorflow-core-ops/Setup.hs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tensorflow-core-ops/Setup.hs b/tensorflow-core-ops/Setup.hs
index 0b34b2b..51aea90 100644
--- a/tensorflow-core-ops/Setup.hs
+++ b/tensorflow-core-ops/Setup.hs
@@ -28,6 +28,9 @@ import Distribution.Simple
     , simpleUserHooks
     , UserHooks(..)
     )
+#if MIN_VERSION_Cabal(3,1,0)
+import Distribution.Utils.Path (unsafeMakeSymbolicPath)
+#endif
 import Data.List (intercalate)
 import Data.ProtoLens (decodeMessage)
 import System.Directory (createDirectoryIfMissing)
@@ -81,7 +84,11 @@ fudgePackageDesc lbi p = p
     }
   where
     fudgeBuildInfo bi =
+#if MIN_VERSION_Cabal(3,1,0)
+        bi { hsSourceDirs = unsafeMakeSymbolicPath (autogenModulesDir lbi) : hsSourceDirs bi }
+#else    
         bi { hsSourceDirs = autogenModulesDir lbi : hsSourceDirs bi }
+#endif
 
 blackList =
     [ -- Requires the "func" type: