From 504b89e2d3f38f93ef669eb1e1b7dd85f6ab6cf1 Mon Sep 17 00:00:00 2001
From: toonn <toonn@toonn.io>
Date: Wed, 14 Jul 2021 18:26:54 +0200
Subject: [PATCH] groonga: Fix LLVM 11 build by removing version file

---
 pkgs/servers/search/groonga/default.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/pkgs/servers/search/groonga/default.nix b/pkgs/servers/search/groonga/default.nix
index b405a4c2f09d..34c46f5b6494 100644
--- a/pkgs/servers/search/groonga/default.nix
+++ b/pkgs/servers/search/groonga/default.nix
@@ -2,6 +2,7 @@
 , suggestSupport ? false, zeromq, libevent, msgpack
 , lz4Support  ? false, lz4
 , zlibSupport ? false, zlib
+, autoconf, automake
 }:
 
 stdenv.mkDerivation rec {
@@ -14,12 +15,19 @@ stdenv.mkDerivation rec {
     sha256 = "sha256-oBABhMKLezjPeHkWfqesy+ze+CPnWfmS17vCKC7fWEU=";
   };
 
+  preConfigure = ''
+    rm version
+    aclocal
+  '';
+
   buildInputs = with lib;
-     [ pkg-config mecab kytea libedit ]
+     [ mecab kytea libedit ]
     ++ optional lz4Support lz4
     ++ optional zlibSupport zlib
     ++ optionals suggestSupport [ zeromq libevent msgpack ];
 
+  nativeBuildInputs = [ autoconf automake pkg-config ];
+
   configureFlags = with lib;
        optional zlibSupport "--with-zlib"
     ++ optional lz4Support  "--with-lz4";