Added a secure version of the v4l2loopback ebuild. (uses HTTPS)

media-video/v4l2loopback/Manifest

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+EBUILD v4l2loopback-9999.ebuild 1148 BLAKE2B 09314ef567e84b91eea4d07069a92e39b320524f3fa5076a71d1a30fac487746d01aaae3c1929776c8a03493ef2760ca574856f0da2b359d487cdb4e7a65ca78 SHA512 b8df9231851911dddebbbc978261db435276720f48c262783d1bee747d5d349422492d3fc354cbb80d62a633dcf91c31b2d5769d067ee9e9e038eeb96bd81d08

media-video/v4l2loopback/v4l2loopback-9999.ebuild

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+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit linux-mod toolchain-funcs
+
+case ${PV} in
+9999)
+	inherit git-r3
+	KEYWORDS=""
+	EGIT_REPO_URI="https://github.com/umlaeute/v4l2loopback.git"
+	;;
+*)
+	inherit vcs-snapshot
+	KEYWORDS="~amd64 ~x86"
+	SRC_URI="https://github.com/umlaeute/v4l2loopback/tarball/v${PV} -> ${P}.tar.gz"
+	;;
+esac
+
+DESCRIPTION="v4l2 loopback device which output is it's own input"
+HOMEPAGE="https://github.com/umlaeute/v4l2loopback"
+
+LICENSE="GPL-2"
+SLOT="0"
+IUSE="examples"
+
+CONFIG_CHECK="VIDEO_DEV"
+MODULE_NAMES="v4l2loopback(video:)"
+BUILD_TARGETS="all"
+
+pkg_setup() {
+	linux-mod_pkg_setup
+	export KERNELRELEASE=${KV_FULL}
+}
+
+src_prepare() {
+	default
+	sed -i -e 's/gcc /$(CC) /' examples/Makefile || die
+}
+
+src_compile() {
+	linux-mod_src_compile
+	if use examples; then
+		emake CC=$(tc-getCC) -C examples
+	fi
+}
+
+src_install() {
+	linux-mod_src_install
+	dosbin utils/v4l2loopback-ctl
+	dodoc doc/kernel_debugging.txt
+	dodoc doc/docs.txt
+	if use examples; then
+		dosbin examples/yuv4mpeg_to_v4l2
+		docinto examples
+		dodoc examples/{*.sh,*.c,Makefile}
+	fi
+}