# Copyright 1999-2024 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=8

# Please do not apply any patches which affect the generated output from
# `automake`, as this package is used to submit patches upstream.

MY_PN=${PN/-vanilla}
MY_P=${MY_PN}-${PV}

DESCRIPTION="Used to generate Makefile.in from Makefile.am"
HOMEPAGE="https://www.gnu.org/software/automake/"
SRC_URI="mirror://gnu/${MY_PN}/${MY_P}.tar.xz"
S="${WORKDIR}"/${MY_P}

LICENSE="GPL-2"
# Use Gentoo versioning for slotting.
SLOT="${PV:0:4}"
KEYWORDS="~alpha ~amd64 ~arm ~arm64 ~hppa ~ia64 ~m68k ~mips ~ppc ~ppc64 ~riscv ~s390 ~sparc ~x86 ~arm64-macos"
IUSE="test"
RESTRICT="test !test? ( test )"

RDEPEND="
	>=dev-lang/perl-5.6
	>=dev-build/automake-wrapper-10
	>=dev-build/autoconf-2.69:*
	sys-devel/gnuconfig
"
DEPEND="
	${RDEPEND}
	sys-apps/help2man
"
BDEPEND="
	app-arch/gzip
	test? ( dev-util/dejagnu )
"

PATCHES=(
	"${FILESDIR}"/${MY_P}-perl-5.16.patch #424453
	"${FILESDIR}"/${MY_P}-install-sh-avoid-low-risk-race-in-tmp.patch
	"${FILESDIR}"/${MY_P}-perl-escape-curly-bracket-r1.patch
)

src_prepare() {
	default
	export WANT_AUTOCONF=2.5
	export HELP2MAN=true
	sed -i -e "/APIVERSION=/s:=.*:=${SLOT}:" configure || die
	export TZ="UTC"  #589138
}

src_configure() {
	# Also used in install.
	MY_INFODIR="${EPREFIX}/usr/share/${P}/info"
	econf \
		--datadir="${EPREFIX}"/usr/share/automake-vanilla-${PV} \
		--program-suffix="-vanilla" \
		--infodir="${MY_INFODIR}"
}

src_compile() {
	:;

	# TODO: This was missing a || die originally and fails now...
	#local x
	#for x in aclocal automake; do
	#	help2man "perl -Ilib ${x}" > doc/${x}-${SLOT}.1 || die
	#done
}

src_install() {
	default

	rm \
		"${ED}"/usr/bin/{aclocal,automake}-vanilla \
		"${ED}"/usr/share/man/man1/{aclocal,automake}-vanilla.1 || die

	# remove all config.guess and config.sub files replacing them
	# w/a symlink to a specific gnuconfig version
	local x
	for x in guess sub ; do
		dosym ../gnuconfig/config.${x} \
			/usr/share/${PN}-${SLOT}/config.${x}
	done

	# Avoid QA message about pre-compressed file in docs
	local tarfile="${ED}/usr/share/doc/automake-vanilla-${PVR}/amhello-1.0.tar.gz"
	if [[ -f "${tarfile}" ]] ; then
		gunzip "${tarfile}" || die
	fi

	pushd "${D}/${MY_INFODIR}" >/dev/null || die
	for f in *.info*; do
		# Install convenience aliases for versioned Automake pages.
		ln -s "$f" "${f/./-vanilla-${PV}.}" || die
	done
	popd >/dev/null || die

	local major="$(ver_cut 1)"
	local minor="$(ver_cut 2)"
	local idx="$((99999-(major*1000+minor)))"
	newenvd - "07automake${idx}" <<-EOF
	INFOPATH="${MY_INFODIR}"
	EOF

	docompress "${MY_INFODIR}"
}