pgpool: 3.4.1 -> 3.4.2

pkgs/servers/sql/pgpool/default.nix

@@ -1,14 +1,26 @@
-{ stdenv, fetchurl, postgresql }:
+{ stdenv, fetchurl, postgresql, openssl, pam ? null, libmemcached ? null }:
 
 stdenv.mkDerivation rec {
-  name = "pgpool-II-3.4.1";
+  name = "pgpool-II-3.4.2";
 
   src = fetchurl {
+    name = "${name}.tar.gz";
     url = "http://www.pgpool.net/download.php?f=${name}.tar.gz";
-    sha256 = "11fy4lvh2n04zmywy4vhp229yxdw8fbirrlvz44j1vnarkb664pd";
+    sha256 = "0lf3fvwc2ib4md25a3hnv822nhy9ac06vg0ndw8q9bry66hzwcfh";
   };
 
-  buildInputs = [ postgresql ];
+  buildInputs = [ postgresql openssl pam libmemcached ];
+
+  configureFlags = [
+    "--sysconfdir=/etc"
+    "--localstatedir=/var"
+    "--with-openssl"
+  ] ++ stdenv.lib.optional (pam != null) "--with-pam"
+    ++ stdenv.lib.optional (libmemcached != null) "--with-memcached=${libmemcached}";
+
+  installFlags = [
+    "sysconfdir=\${out}/etc"
+  ];
 
   meta = with stdenv.lib; {
     homepage = http://pgpool.net/mediawiki/index.php;