zkfuse: adapt to zookeeper_mt 3.6.2

pkgs/tools/filesystems/zkfuse/default.nix

@@ -1,14 +1,30 @@
-{ stdenv, lib, zookeeper, zookeeper_mt, fuse, autoreconfHook, log4cxx, boost }:
+{ stdenv
+, lib
+, autoreconfHook
+, gnused
+, boost
+, fuse
+, log4cxx
+, zookeeper
+, zookeeper_mt
+}:
 
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "zkfuse";
-  inherit (zookeeper) version src;
+  inherit (zookeeper_mt) version src;
 
-  sourceRoot = "${zookeeper.name}/src/contrib/zkfuse";
+  sourceRoot = "apache-${zookeeper.pname}-${version}/zookeeper-contrib/zookeeper-contrib-zkfuse";
 
-  nativeBuildInputs = [ autoreconfHook ];
+  nativeBuildInputs = [ autoreconfHook gnused ];
   buildInputs = [ zookeeper_mt log4cxx boost fuse ];
 
+  postPatch = ''
+    # Make the async API accessible, and use the proper include path.
+    sed -i src/zkadapter.h \
+        -e '/"zookeeper\.h"/i#define THREADED' \
+        -e 's,"zookeeper\.h",<zookeeper/zookeeper.h>,'
+  '';
+
   installPhase = ''
     mkdir -p $out/bin
     cp -v src/zkfuse $out/bin
@@ -16,7 +32,7 @@ stdenv.mkDerivation {
 
   meta = with lib; {
     platforms = platforms.linux;
-    maintainers = with maintainers; [ cstrahan ];
+    maintainers = with maintainers; [ cstrahan ztzg ];
     license = licenses.asl20;
   };
 }