dev-util/xmake: new package, add 2.7.1, 9999

Signed-off-by: YingChi Long <me@inclyc.cn>

dev-util/xmake/xmake-2.7.1.ebuild

@@ -0,0 +1,51 @@
+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit optfeature
+
+DESCRIPTION="A cross-platform build utility based on Lua."
+HOMEPAGE="https://xmake.io"
+
+if [[ ${PV} == *9999* ]]; then
+	inherit git-r3
+	EGIT_REPO_URI="https://github.com/xmake-io/${PN}.git"
+else
+	SRC_URI="https://github.com/xmake-io/${PN}/releases/download/v${PV}/${PN}-v${PV}.tar.gz"
+	KEYWORDS="~amd64 ~riscv ~x86"
+	# extraction path may change in future
+	S="${WORKDIR}"
+fi
+
+# tarball doesn't provide tests
+RESTRICT="test"
+LICENSE="Apache-2.0"
+SLOT="0"
+
+DEPEND="
+	virtual/pkgconfig
+	sys-libs/ncurses
+	sys-libs/readline
+"
+RDEPEND="${DEPEND}"
+BDEPEND="${DEPEND}"
+
+DOCS=(
+	CHANGELOG.md CODE_OF_CONDUCT.md CONTRIBUTING.md
+	NOTICE.md README.md README_zh.md
+)
+
+src_compile() {
+	emake build
+}
+
+src_install() {
+	einstalldocs
+
+	emake PREFIX="/usr" DESTDIR="${D}" install
+}
+
+pkg_postinst() {
+	optfeature "cached compilation for your xmake projects" dev-util/ccache
+}