From 739f6618f492a295ed9f8624076e0a6ddecdc683 Mon Sep 17 00:00:00 2001
From: Mike Sperber <sperber@deinprogramm.de>
Date: Sun, 12 Apr 2020 21:28:56 +0200
Subject: [PATCH] Unbreak build with Cabal >= 2.4. (#256)

Remove sDistHook, add autogen-modules.
---
 tensorflow-core-ops/Setup.hs                  | 5 -----
 tensorflow-core-ops/tensorflow-core-ops.cabal | 3 ++-
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/tensorflow-core-ops/Setup.hs b/tensorflow-core-ops/Setup.hs
index 5dbb34e..7d478dd 100644
--- a/tensorflow-core-ops/Setup.hs
+++ b/tensorflow-core-ops/Setup.hs
@@ -50,11 +50,6 @@ generatingOpsWrappers = hooks
     , haddockHook = \p l h f -> generateSources l >> haddockHook hooks p l h f
     , replHook = \p l h f args -> generateSources l
                                         >> replHook hooks p l h f args
-    , sDistHook = \p maybe_l h f -> case maybe_l of
-        Nothing -> error "Can't run sdist; run 'cabal configure first."
-        Just l -> do
-                    generateSources l
-                    sDistHook hooks (fudgePackageDesc l p) maybe_l h f
     }
   where
     flagsBuilder dir = OpGenFlags
diff --git a/tensorflow-core-ops/tensorflow-core-ops.cabal b/tensorflow-core-ops/tensorflow-core-ops.cabal
index b34281c..b5f6a74 100644
--- a/tensorflow-core-ops/tensorflow-core-ops.cabal
+++ b/tensorflow-core-ops/tensorflow-core-ops.cabal
@@ -10,10 +10,11 @@ maintainer:          tensorflow-haskell@googlegroups.com
 copyright:           Google Inc.
 category:            Machine Learning
 build-type:          Custom
-cabal-version:       >=1.24
+cabal-version:       >=2.0
 
 library
   exposed-modules:  TensorFlow.GenOps.Core
+  autogen-modules:  TensorFlow.GenOps.Core
   build-depends:  bytestring
                 , proto-lens >= 0.4.0 && < 0.6.0
                 , tensorflow == 0.2.*