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# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=7
USE_RUBY="ruby24 ruby25 ruby26 ruby27"
RUBY_FAKEGEM_EXTRADOC="CHANGES.md README.md"
RUBY_FAKEGEM_RECIPE_TEST="rspec3"
RUBY_FAKEGEM_GEMSPEC="x25519.gemspec"
inherit ruby-fakegem
DESCRIPTION="Key exchange via the X25519 (Curve25519) Elliptic Curve Diffie-Hellman function"
HOMEPAGE="https://github.com/crypto-rb/x25519"
SRC_URI="https://github.com/crypto-rb/x25519/archive/v${PV}.tar.gz -> ${P}.tar.gz"
LICENSE="BSD"
SLOT="$(ver_cut 1)"
KEYWORDS="amd64 ~arm ~ppc ~ppc64 ~x86"
IUSE=""
all_ruby_prepare() {
sed -i -e '/bundler/ s:^:#: ; /coverall/I s:^:#:' spec/spec_helper.rb || die
sed -i -e 's/git ls-files -z/find . -print0/' ${RUBY_FAKEGEM_GEMSPEC} || die
# The precomputed implementation only works on amd64
if ! use amd64 ; then
sed -i -e '/\(x25519_precomputed\|X25519::Provider::Precomputed\)/ s:^:#:' lib/x25519.rb || die
rm -f spec/x25519/provider/precomputed_spec.rb || die
fi
}
each_ruby_configure() {
if use amd64 ; then
${RUBY} -Cext/x25519_precomputed extconf.rb || die
fi
${RUBY} -Cext/x25519_ref10 extconf.rb || die
}
each_ruby_compile() {
if use amd64 ; then
emake V=1 -Cext/x25519_precomputed
cp ext/x25519_precomputed/x25519_precomputed.so lib/ || die
fi
emake V=1 -Cext/x25519_ref10
cp ext/x25519_ref10/x25519_ref10.so lib/ || die
}
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