libxl: init at 3.8.1

pkgs/development/libraries/libxl/default.nix

···
+{ stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+  name = "libxl";
+  version = "3.8.1";
+
+  src = fetchurl {
+    url = "http://www.libxl.com/download/${name}-lin-${version}.tar.gz";
+    sha256 = "1zdbahhyhr70s8hygwp43j9z4zmglyrr782hkcm1078yvkr2f2fm";
+  };
+
+  phases = [ "unpackPhase" "installPhase" "fixupPhase" ];
+
+  installPhase = ''
+    mkdir $out
+    cp -rva include_c include_cpp license.txt $out/
+    cp -rva lib64 $out/lib
+  '';
+
+  meta = with stdenv.lib; {
+    description = "A lbrary for parsing excel files";
+    license     = licenses.unfree;
+    platforms   = platforms.linux;
+    maintainers = with maintainers; [  ];
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   libxcomp = callPackage ../development/libraries/libxcomp { };
 
+  libxl = callPackage ../development/libraries/libxl {};
+
   libx86emu = callPackage ../development/libraries/libx86emu { };
 
   libzmf = callPackage ../development/libraries/libzmf {};