dev-games/unityhub: new package, add 3.9.1

Signed-off-by: Revan Ji <ruifanj2@illinois.edu>

dev-games/unityhub/unityhub-3.9.1.ebuild

@@ -0,0 +1,45 @@
+EAPI=8
+
+inherit desktop linux-info unpacker xdg
+
+DESCRIPTION="Package for UnityHub"
+
+# Homepage, not used by Portage directly but handy for developer reference
+HOMEPAGE="https://unity.com/unity-hub"
+
+# Point to any required sources; these will be automatically downloaded by
+# Portage.
+SRC_URI="https://hub.unity3d.com/linux/repos/deb/pool/main/u/unity/unityhub_amd64/unityhub-amd64-3.9.1.deb"
+
+LICENSE="CC0-1.0"
+
+SLOT="0"
+
+KEYWORDS="~amd64"
+
+S="${WORKDIR}"
+
+# IUSE=""
+
+RDEPEND="dev-libs/nss x11-libs/gtk+ app-alternatives/cpio dev-libs/openssl" # technically this is supposed to be openssl 1.1
+
+# DEPEND=""
+
+# BDEPEND=""
+
+QA_PREBUILT="*"
+
+src_install() {
+	dodir /opt/unityhub
+	cp -r opt/* "${D}/opt/"
+	dosym -r /opt/unityhub/unityhub /usr/bin/unityhub
+	domenu usr/share/applications/unityhub.desktop
+
+	for size in 16 32 48 64 128 256 512; do
+		doicon --size ${size} usr/share/icons/hicolor/${size}x${size}/apps/unityhub.png
+	done
+}
+
+pkg_postinst() {
+	xdg_pkg_postinst
+}