dev-ml/ocamlnet: Partially revert "Clean up old"

Restore dev-ml/ocamlnet-3* package since it is required for
net-misc/libres3.

dev-ml/ocamlnet/Manifest

@@ -1 +1,2 @@
+DIST ocamlnet-3.7.7.tar.gz 3357674 SHA256 5b8e464a874018c5e48fc1edc752b83e014061f19316b5b14df8422d939e7609 SHA512 b500a92e6c5dc4d96ac26352923d78cb3a8b555deda038c41860aecbd20ee9ccbcfee949014c91f1266c937ae03fadd72c322e3cbe6456d23fd20b871114df6a WHIRLPOOL ceb4a9fc5d43fe89487589ae14c4bdf58d6c3d99d3a9ebc07fa722e894106899a2ae2aca91a47338d8004017fdd0d23632e187d96ec51479b43955daddbbb893
 DIST ocamlnet-4.1.2.tar.gz 4623183 SHA256 918c3921529cfe545e206b3535a58f43f665165044dd3548f685b583e94f14d8 SHA512 69f42042a54efd662db2217224da53513fc7e72c7b2313d4a4a1128f1b4624f4f6298434f5b19f354b832119ff151abc81e85eb0108d6eb24f30f82d176e0b4d WHIRLPOOL 27e1a8eb24361cadb8b2fb2b61bc6e93d71be8290873ca5bb1eebe16b9c9b1db69eae3b20c8deb3f6656aa79171a817b15acae53159d80ff8f4c946c201de173

dev-ml/ocamlnet/metadata.xml

@@ -6,6 +6,7 @@
 	<name>Gentoo ML Project</name>
 	</maintainer>
 <use>
+	<flag name="cryptokit">Enables encryption support via <pkg>dev-ml/cryptokit</pkg></flag>
 	<flag name="httpd">Enables net-httpd web server component</flag>
 	<flag name="zip">Enables netzip support to read/write gzip data using object channels</flag>
 </use>

dev-ml/ocamlnet/ocamlnet-3.7.7.ebuild

@@ -0,0 +1,76 @@
+# Copyright 1999-2015 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Id$
+
+EAPI="5"
+
+inherit eutils findlib
+
+MY_P=${P/_beta/test}
+DESCRIPTION="Modules for OCaml application-level Internet protocols"
+HOMEPAGE="http://projects.camlcity.org/projects/ocamlnet.html"
+SRC_URI="http://download.camlcity.org/download/${MY_P}.tar.gz"
+
+LICENSE="ZLIB GPL-2+"
+SLOT="0/${PV}"
+KEYWORDS="amd64 ppc x86 ~x86-fbsd"
+IUSE="cryptokit gtk ssl tk httpd +ocamlopt +pcre zip"
+RESTRICT="installsources"
+
+# the auth-dh compile flag has been disabled as well, since it depends on
+# ocaml-cryptgps, which is not available.
+
+DEPEND=">=dev-ml/findlib-1.0
+		pcre? ( >=dev-ml/pcre-ocaml-5:= )
+		>=dev-lang/ocaml-3.10.2:=[ocamlopt?]
+		tk? ( || ( dev-ml/labltk:= <dev-lang/ocaml-4.02[tk] ) )
+		cryptokit? ( dev-ml/cryptokit:= )
+		gtk? ( >=dev-ml/lablgtk-2:= )
+		ssl? ( >=dev-ml/ocaml-ssl-0.4:= )
+		zip? ( dev-ml/camlzip:= )
+		"
+RDEPEND="${DEPEND}"
+
+S=${WORKDIR}/${MY_P}
+
+ocamlnet_use_with() {
+	if use $1; then
+		echo "-with-$2"
+	else
+		echo "-without-$2"
+	fi
+}
+
+ocamlnet_use_enable() {
+	if use $1; then
+		echo "-enable-$2"
+	else
+		echo "-disable-$2"
+	fi
+}
+
+src_configure() {
+	./configure \
+		-bindir /usr/bin \
+		-datadir /usr/share/${PN} \
+		$(ocamlnet_use_enable cryptokit crypto) \
+		$(ocamlnet_use_enable gtk gtk2) \
+		$(ocamlnet_use_enable pcre pcre) \
+		$(ocamlnet_use_enable ssl ssl) \
+		$(ocamlnet_use_enable tk tcl) \
+		$(ocamlnet_use_enable zip zip) \
+		$(ocamlnet_use_with httpd nethttpd) \
+		|| die "Error : econf failed!"
+}
+
+src_compile() {
+	emake -j1 all
+	if use ocamlopt; then
+		emake -j1 opt
+	fi
+}
+
+src_install() {
+	export STRIP_MASK="*/bin/*"
+	findlib_src_install
+}