app-crypt/rhash: fixed for Prefix and macOS, keyworded

Package-Manager: Portage-2.3.5-prefix, Repoman-2.3.2

app-crypt/rhash/rhash-1.3.4.ebuild

@@ -11,7 +11,7 @@ SRC_URI="mirror://sourceforge/${PN}/${P}-src.tar.gz"
 
 LICENSE="MIT"
 SLOT="0"
-KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ppc64 ~x86"
+KEYWORDS="~alpha ~amd64 ~arm ~hppa ~ppc64 ~x86 ~x64-macos ~x86-macos"
 IUSE="debug nls openssl static-libs"
 
 RDEPEND="openssl? ( dev-libs/openssl:0=[${MULTILIB_USEDEP}] )"
@@ -25,6 +25,20 @@ src_prepare() {
 	# Exit on test failure or src_test will always succeed.
 	sed -i "s/return 1/exit 1/g" tests/test_rhash.sh || die
 
+	# Install /etc stuff inside the Prefix
+	sed -i -e 's:\$(DESTDIR)/etc:\$(DESTDIR)/$(SYSCONFDIR):g' Makefile || die
+
+	if [[ ${CHOST} == *-darwin* ]] ; then
+		local
+		ver_script='-Wl,--version-script,exports.sym,-soname,$(SONAME)'
+		local install_name='-install_name $(LIBDIR)/$(SONAME)'
+		sed -i -e '/^\(SONAME\|SHAREDLIB\)/s/\.so\.\([0-9]\+\)/.\1.dylib/' \
+			-e '/^SOLINK/s/\.so/.dylib/' \
+			-e "s:${ver_script}:${install_name}:" \
+			librhash/Makefile \
+			Makefile || die
+	fi
+
 	multilib_copy_sources
 }
 
@@ -39,13 +53,17 @@ multilib_src_compile() {
 		$(use openssl && echo -ldl)
 	)
 
+	[[ ${CHOST} == *-darwin* ]] && ADDLDFLAGS+=( $(use nls && echo -lintl) )
+
 	emake CFLAGS="${CFLAGS}" LDFLAGS="${LDFLAGS}" CC="$(tc-getCC)" \
 		  ADDCFLAGS="${ADDCFLAGS[*]}" ADDLDFLAGS="${ADDLDFLAGS[*]}" \
+		  PREFIX="${EPREFIX}"/usr LIBDIR='$(PREFIX)'/$(get_libdir) \
 		  build-shared $(use static-libs && echo lib-static)
 }
 
 myemake() {
-	emake DESTDIR="${D}" PREFIX="${EPREFIX}"/usr LIBDIR='$(PREFIX)'/$(get_libdir) "${@}"
+	emake DESTDIR="${D}" PREFIX="${EPREFIX}"/usr \
+		LIBDIR='$(PREFIX)'/$(get_libdir) SYSCONFDIR="${EPREFIX}"/etc "${@}"
 }
 
 multilib_src_install() {