dev-ruby/gnuplot: EAPI 8; add ruby30

Package-Manager: Portage-3.0.28, Repoman-3.0.3
Signed-off-by: Hans de Graaff <graaff@gentoo.org>

dev-ruby/gnuplot/gnuplot-2.6.2-r3.ebuild

@@ -0,0 +1,34 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+USE_RUBY="ruby26 ruby27 ruby30"
+
+RUBY_FAKEGEM_TASK_DOC=""
+RUBY_FAKEGEM_EXTRADOC="AUTHORS.txt ChangeLog README.textile"
+
+RUBY_FAKEGEM_TASK_TEST=""
+
+inherit ruby-fakegem
+
+DESCRIPTION="Gnuplot drawing library - Ruby Bindings"
+HOMEPAGE="http://rgplot.rubyforge.org/"
+
+LICENSE="BSD"
+KEYWORDS="~amd64 ~ppc ~x86"
+IUSE="test"
+SLOT="0"
+
+RDEPEND+=" sci-visualization/gnuplot"
+
+all_ruby_prepare() {
+	# Existing metadata causes a crash in jruby, so use our own.
+	rm -f ../metadata || die "Unable to remove metadata."
+
+	sed -i -e 's/Config/RbConfig/' test/test_gnuplot.rb || die
+}
+
+each_ruby_test() {
+	${RUBY} -Ctest test_gnuplot.rb || die
+}