# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit autotools flag-o-matic

DESCRIPTION="Hercules System/370, ESA/390 and zArchitecture Mainframe Emulator"
HOMEPAGE="http://www.hercules-390.eu/"
SRC_URI="http://downloads.hercules-390.eu/${P}.tar.gz"

LICENSE="QPL-1.0"
SLOT="0"
KEYWORDS="~alpha ~amd64 ~ppc ~sparc ~x86 ~x64-macos ~x86-macos"
IUSE="bzip2 custom-cflags +suid"

RDEPEND="
	dev-libs/libltdl
	net-libs/libnsl:0=
	sys-libs/zlib
	bzip2? ( app-arch/bzip2 )"
DEPEND="${RDEPEND}"

PATCHES=(
	"${FILESDIR}"/${PN}-3.13-htmldir.patch
	"${FILESDIR}"/${PN}-3.13-unbundle-libltdl.patch
)

src_prepare() {
	default

	# delete bundled libltdl, #252716
	rm ltdl.{c,h} || die
	eautoreconf
}

src_configure() {
	use custom-cflags || strip-flags
	local -x ac_cv_lib_bz2_BZ2_bzBuffToBuffDecompress=$(usex bzip2)
	econf \
		$(use_enable bzip2 cckd-bzip2) \
		$(use_enable bzip2 het-bzip2) \
		$(use_enable suid setuid-hercifc) \
		--enable-custom="Gentoo ${PF}.ebuild" \
		--disable-optimization
}

src_install() {
	default
	dodoc RELEASE.NOTES

	insinto /usr/share/hercules
	doins hercules.cnf

	# no static archives
	find "${D}" -name '*.la' -delete || die
}

pkg_postinst() {

	# Bugfix for Gentoo bug #720342
	# /usr/lib/hercules is a symlink to /usr/lib/hercules on 64-bits systems
	for so_file in /usr/lib/hercules/*.so;
	do
		ln -s ${so_file} /usr/lib/hercules/`basename -s .so ${so_file}`
	done;
}