new package: abella 2.0.2

pkgs/applications/science/logic/abella/default.nix

···
+{ stdenv, fetchurl, rsync, ocaml }:
+
+stdenv.mkDerivation rec {
+  name = "abella-${version}";
+  version = "2.0.2";
+
+  src = fetchurl {
+    url = "http://abella-prover.org/distributions/${name}.tar.gz";
+    sha256 = "b56d865ebdb198111f1dcd5b6fbcc0d7fc6dd1294f7601903ba4e3c3322c099c";
+  };
+
+  buildInputs = [ rsync ocaml ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    rsync -av abella    $out/bin/
+
+    mkdir -p $out/share/emacs/site-lisp/abella/
+    rsync -av emacs/    $out/share/emacs/site-lisp/abella/
+
+    mkdir -p $out/share/abella/examples
+    rsync -av examples/ $out/share/abella/examples/
+  '';
+
+  meta = {
+    description = "Interactive theorem prover";
+    longDescription = ''
+      Abella is an interactive theorem prover based on lambda-tree syntax.
+      This means that Abella is well-suited for reasoning about the meta-theory
+      of programming languages and other logical systems which manipulate
+      objects with binding.
+    '';
+    homepage = http://abella-prover.org/;
+    license = stdenv.lib.licenses.gpl3;
+    maintainers = with stdenv.lib.maintainers; [ bcdarwin ];
+    platforms = stdenv.lib.platforms.unix;
+  };
+}

pkgs/top-level/all-packages.nix

···
 
   abc-verifier = callPackage ../applications/science/logic/abc {};
 
+  abella = callPackage ../applications/science/logic/abella {};
+
   alt-ergo = callPackage ../applications/science/logic/alt-ergo {};
 
   coq = callPackage ../applications/science/logic/coq {