dev-util/radare2: don't try to install doc/ subdirs, bug #574866

Reported-by: Andrey Golovizin
Bug: https://bugs.gentoo.org/574866

Package-Manager: portage-2.2.27

dev-util/radare2/radare2-0.10.0.ebuild

@@ -28,3 +28,15 @@ src_configure() {
 	econf \
 		$(use_with ssl openssl)
 }
+
+src_install() {
+	# a workaround for unstable $(INSTALL) call, bug #574866
+	local d
+	for d in doc/*; do
+		if [[ -d $d ]]; then
+			rm -rfv "$d" || die "failed to delete '$d'"
+		fi
+	done
+
+	default
+}