mail-filter/imapfilter: migrate to lua-single.eclass

Signed-off-by: Marek Szuba <marecki@gentoo.org>

mail-filter/imapfilter/imapfilter-2.6.16-r100.ebuild

@@ -0,0 +1,55 @@
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+LUA_COMPAT=( lua5-{1..3} )
+
+inherit lua-single toolchain-funcs
+
+DESCRIPTION="An IMAP mail filtering utility"
+HOMEPAGE="https://github.com/lefcha/imapfilter"
+SRC_URI="https://github.com/lefcha/${PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64 ~ppc ~x86"
+
+IUSE="libressl"
+
+REQUIRED_USE="${LUA_REQUIRED_USE}"
+
+RDEPEND="
+	!libressl? ( dev-libs/openssl:0= )
+	libressl? ( dev-libs/libressl:0= )
+	dev-libs/libpcre
+	${LUA_DEPS}"
+DEPEND="${RDEPEND}"
+
+DOCS="AUTHORS NEWS README samples/*"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-2.6.16-libressl.patch
+)
+
+src_prepare() {
+	default
+	sed -i -e "/^PREFIX/s:/usr/local:${EPREFIX}/usr:" \
+		-e "/^MANDIR/s:man:share/man:" \
+		-e "/^CFLAGS/s:CFLAGS =:CFLAGS +=:" \
+		-e "/^CFLAGS/s/-O//" \
+		src/Makefile || die
+}
+
+src_compile() {
+	emake \
+		CC="$(tc-getCC)" \
+		LDFLAGS="${LDFLAGS}" \
+		INCDIRS=$(lua_get_CFLAGS) \
+		LIBLUA=$(lua_get_LIBS)
+}
+
+src_install() {
+	default
+	doman doc/imapfilter.1 doc/imapfilter_config.5
+}