dev-libs/olm: New package

Dependency for dev-libs/mtxclient.

Signed-off-by: Ronny (tastytea) Gutbrod <gentoo@tastytea.de>

dev-libs/olm/olm-3.1.4.ebuild

@@ -0,0 +1,36 @@
+# Copyright 2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit cmake
+
+DESCRIPTION="Implementation of the olm and megolm cryptographic ratchets"
+HOMEPAGE="https://gitlab.matrix.org/matrix-org/olm"
+SRC_URI="https://gitlab.matrix.org/matrix-org/${PN}/-/archive/${PV}/${P}.tar.bz2"
+
+LICENSE="Apache-2.0"
+SLOT="0"
+IUSE="doc test"
+KEYWORDS="~amd64"
+
+RDEPEND=""
+DEPEND="${RDEPEND}"
+
+src_configure() {
+	local -a mycmakeargs=(
+		-DOLM_TESTS="$(usex test)"
+	)
+
+	cmake_src_configure
+}
+
+src_test() {
+	BUILD_DIR="${BUILD_DIR}/tests" cmake_src_test
+}
+
+src_install() {
+	use doc && DOCS=( README.md docs/{{,meg}olm,signing}.md )
+
+	cmake_src_install
+}