app-portage/hashgen: initial ebuild by me

Package-Manager: Portage-2.3.19, Repoman-2.3.6

app-portage/hashgen/Manifest

@@ -0,0 +1 @@
+DIST hashgen-1.0.c 36299 BLAKE2B 4419ffd2b4c8435b05b0cf2d9e54e2df5c539f945166da8305c910ec267e5d93cd26822ef189777cf952bb8644193fbfeaafefa4e98c5b7561845fb9a1f40c0a SHA512 4f8df94e91b02ebc611553d2dd9776de4ba77989869ed1ce411b91cc7fed224c3d8715d15cce6234caa25f2143962949dfd59da79d8f1ab211c287c604c22fff

app-portage/hashgen/hashgen-1.0.ebuild

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+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+inherit toolchain-funcs
+
+DESCRIPTION="Manifest generation and verification tool written in C"
+HOMEPAGE="https://prefix.gentoo.org/"
+GITHASH="7fc3cf2b4baddc8b98c994b8ee024330d8f29956"
+SRC_URI="https://gitweb.gentoo.org/repo/proj/prefix.git/plain/scripts/rsync-generation/hashgen.c?id=${GITHASH} -> ${P}.c"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc64 ~x64-macos ~sparc-solaris ~x64-solaris"
+IUSE="+openmp"
+
+DEPEND="
+	openmp? (
+		|| ( >=sys-devel/gcc-4.2:*[openmp] sys-devel/clang-runtime:*[openmp] )
+	)
+	app-crypt/libb2
+	dev-libs/openssl:*
+	sys-libs/zlib
+	app-crypt/gpgme
+"
+RDEPEND="${DEPEND}"
+
+src_unpack() {
+	mkdir "${S}" || die
+	cp "${DISTDIR}"/${P}.c "${S}"/${PN}.c || die
+}
+
+src_compile() {
+	v() {
+		echo "$@"
+		"$@"
+	}
+
+	local openmp=
+	use openmp && tc-has-openmp && openmp=-fopenmp
+
+	v $(tc-getCC) -o hashgen ${openmp} ${CFLAGS} \
+		$(pkg-config openssl --libs) \
+		$(gpgme-config --libs) \
+		-lb2 -lz ${LDFLAGS} ${PN}.c || die
+}
+
+src_install() {
+	dobin hashgen
+	cd "${ED}"/usr/bin || die
+	ln -s hashgen hashverify || die
+}

app-portage/hashgen/metadata.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>[email protected]</email>
+		<name>Fabian Groffen</name>
+	</maintainer>
+</pkgmetadata>