# Copyright 1999-2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit autotools toolchain-funcs multilib-minimal

DESCRIPTION="Transparent SOCKS v4 proxying library"
HOMEPAGE="http://tsocks.sourceforge.net/"
SRC_URI="mirror://sourceforge/tsocks/${PN}-${PV/_}.tar.gz
	tordns? ( https://dev.gentoo.org/~bircoph/patches/${PN}-${PV/_beta/b}-tordns1-gentoo-r4.patch.xz )"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha amd64 arm ~arm64 ~loong ppc ppc64 ~riscv sparc x86"
IUSE="debug dns envconf tordns server-lookups"

REQUIRED_USE="
	dns? ( !tordns !server-lookups )
	tordns? ( !dns !server-lookups )
"

S="${WORKDIR}/${P%%_*}"

PATCHES=(
	"${FILESDIR}/${P}-flags.patch"
	"${FILESDIR}/${P}-ld_preload.patch"
	"${FILESDIR}/${P}-rename.patch"
	"${FILESDIR}/${P}-bsd.patch"
	"${FILESDIR}/${P}-poll.patch"
	"${FILESDIR}/${P}-options.patch"
)

src_prepare() {
	default
	use tordns && eapply "../${PN}-${PV/_beta/b}-tordns1-gentoo-r4.patch"

	sed -i 's/TSOCKS_CONFFILE/TSOCKS_CONF_FILE/' tsocks.8 || die "sed tsocks.8 failed"

	mv configure.in configure.ac || die
	eautoreconf
	multilib_copy_sources
}

multilib_src_configure() {
	tc-export CC

	# NOTE: the docs say to install it into /lib. If you put it into
	# /usr/lib and add it to /etc/ld.so.preload on many systems /usr isn't
	# mounted in time :-( (Ben Lutgens) <lamer@gentoo.org>
	econf \
		$(use_enable debug) \
		$(use_enable dns socksdns) \
		$(use_enable envconf) \
		$(use_enable server-lookups hostnames) \
		--with-conf="${EPREFIX}"/etc/socks/tsocks.conf \
		--libdir="${EPREFIX}"/$(get_libdir)
}

multilib_src_compile() {
	# Fix QA notice lack of SONAME
	emake DYNLIB_FLAGS=-Wl,--soname,libtsocks.so.${PV/_beta*}
}

multilib_src_install() {
	emake DESTDIR="${D}" install
	if multilib_is_native_abi; then
		newbin validateconf tsocks-validateconf
		newbin saveme tsocks-saveme
		dobin inspectsocks
		insinto /etc/socks
		doins tsocks.conf.*.example
		dodoc FAQ
		use tordns && dodoc README*
	fi
}

pkg_postinst() {
	einfo "Make sure you create /etc/socks/tsocks.conf from one of the examples in that directory"
	einfo "The following executables have been renamed:"
	einfo "    /usr/bin/saveme renamed to tsocks-saveme"
	einfo "    /usr/bin/validateconf renamed to tsocks-validateconf"
}