# Copyright 1999-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

PYTHON_COMPAT=( python3_{9..11} )
inherit autotools python-any-r1

DESCRIPTION="Exuberant Ctags creates tags files for code browsing in editors"
HOMEPAGE="https://ctags.io/ https://github.com/universal-ctags/ctags"

if [[ ${PV} == *99999999* ]] ; then
	EGIT_REPO_URI="https://github.com/universal-ctags/ctags"
	inherit git-r3
else
	SRC_URI="https://github.com/universal-ctags/ctags/archive/refs/tags/p6.0.${PV}.tar.gz -> ${P}.tar.gz"
	S="${WORKDIR}"/${PN}-p6.0.${PV}

	KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~loong ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
fi

LICENSE="GPL-2+"
SLOT="0"
IUSE="json pcre seccomp test xml yaml"
RESTRICT="!test? ( test )"

DEPEND="
	json? ( dev-libs/jansson:= )
	pcre? ( dev-libs/libpcre2 )
	seccomp? ( sys-libs/libseccomp )
	xml? ( dev-libs/libxml2:2 )
	yaml? ( dev-libs/libyaml )
"
RDEPEND="${DEPEND}"
BDEPEND="
	dev-python/docutils
	virtual/pkgconfig
	test? ( ${PYTHON_DEPS} )
"
IDEPEND="app-eselect/eselect-ctags"

pkg_setup() {
	use test && python-any-r1_pkg_setup
}

src_prepare() {
	# Ignore check-genfile test (calls git which errors out)
	sed -i 's/man-test check-genfile/man-test/' makefiles/testing.mak || die

	default

	#./misc/dist-test-cases > makefiles/test-cases.mak || die

	eautoreconf
}

src_configure() {
	econf \
		$(use_enable json) \
		$(use_enable pcre pcre2) \
		$(use_enable seccomp) \
		$(use_enable xml) \
		$(use_enable yaml) \
		--disable-etags \
		--enable-tmpdir="${EPREFIX}"/tmp
}

src_install() {
	emake prefix="${ED}"/usr mandir="${ED}"/usr/share/man install

	# Namepace collision with X/Emacs-provided /usr/bin/ctags -- we
	# rename ctags to exuberant-ctags (Mandrake does this also).
	mv "${ED}"/usr/bin/{ctags,exuberant-ctags} || die
	mv "${ED}"/usr/share/man/man1/{ctags,exuberant-ctags}.1 || die
}

pkg_postinst() {
	eselect ctags update

	if [[ -z "${REPLACING_VERSIONS}" ]]; then
		elog "You can set the version to be started by ${EROOT}/usr/bin/ctags through"
		elog "the ctags eselect module. \"man ctags.eselect\" for details."
	fi
}

pkg_postrm() {
	eselect ctags update
}