dev-util/gengetopt: EAPI8 bump, fix LICENSE

Signed-off-by: Michael Mair-Keimberger <mmk@levelnine.at>

Closes: https://bugs.gentoo.org/877415
Closes: https://github.com/gentoo/gentoo/pull/32376
Signed-off-by: Conrad Kostecki <conikost@gentoo.org>

dev-util/gengetopt/gengetopt-2.23-r1.ebuild

@@ -0,0 +1,29 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools
+
+DESCRIPTION="Tool to write command line option parsing code for C programs"
+HOMEPAGE="https://www.gnu.org/software/gengetopt/"
+SRC_URI="mirror://gnu/${PN}/${P}.tar.xz"
+
+LICENSE="GPL-3+ public-domain"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~hppa ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux"
+
+BDEPEND="sys-apps/texinfo"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-2.22.6-docdirs.patch
+)
+
+src_prepare() {
+	default
+
+	sed -e 's:AM_CONFIG_HEADER:AC_CONFIG_HEADERS:' -i configure.ac || die
+	sed -e '/gengetoptdoc_DATA/d' -i Makefile.am || die
+
+	eautoreconf
+}