Adds ocp-index

ocp-index is a simple and light-weight documentation extractor for OCaml.

Homepage: http://typerex.ocamlpro.com/ocp-index.html

pkgs/development/tools/ocaml/ocp-index/default.nix

@@ -0,0 +1,36 @@
+{ stdenv, fetchzip, ocaml, findlib, ocpBuild, ocpIndent, opam, cmdliner, ncurses, re, lambdaTerm, libev }:
+
+let inherit (stdenv.lib) getVersion versionAtLeast optional; in
+
+assert versionAtLeast (getVersion ocaml) "3.12.1";
+assert versionAtLeast (getVersion ocpBuild) "1.99.6-beta";
+assert versionAtLeast (getVersion ocpIndent) "1.4.2";
+
+let version = "1.1.1"; in
+
+stdenv.mkDerivation {
+
+  name = "ocp-index-${version}";
+
+  src = fetchzip {
+    url = "http://github.com/OCamlPro/ocp-index/archive/${version}.tar.gz";
+    sha256 = "173lqbyivwv1zf9ifpxa9f8m2y3kybzs3idrwyzy824ixdqv2fww";
+  };
+
+  buildInputs = [ ocaml findlib ocpBuild opam cmdliner ncurses re libev ]
+  ++ optional (versionAtLeast (getVersion lambdaTerm) "1.7") lambdaTerm;
+  propagatedBuildInputs = [ ocpIndent ];
+
+  createFindlibDestdir = true;
+
+  preBuild = "export TERM=xterm";
+  postInstall = "mv $out/lib/{ocp-index,ocaml/${getVersion ocaml}/site-lib/}";
+
+  meta = {
+    homepage = http://typerex.ocamlpro.com/ocp-index.html;
+    description = "A simple and light-weight documentation extractor for OCaml";
+    license = stdenv.lib.licenses.lgpl3;
+    platforms = ocaml.meta.platforms;
+    maintainers = with stdenv.lib.maintainers; [ vbgl ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -3895,6 +3895,8 @@ let
 
     ocpIndent = callPackage ../development/tools/ocaml/ocp-indent { };
 
+    ocp-index = callPackage ../development/tools/ocaml/ocp-index { };
+
     ocsigen_server = callPackage ../development/ocaml-modules/ocsigen-server { };
 
     ojquery = callPackage ../development/ocaml-modules/ojquery { };