# Copyright 1999-2021 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2

EAPI=7

inherit flag-o-matic prefix

DESCRIPTION="Return the canonicalized absolute pathname"
HOMEPAGE="http://packages.debian.org/unstable/utils/realpath"
SRC_URI="
	mirror://debian/pool/main/r/${PN}/${PN}_${PV}.tar.gz
	nls? ( mirror://debian/pool/main/r/${PN}/${PN}_${PV}_i386.deb )"

LICENSE="GPL-2"
SLOT="0"
KEYWORDS="~alpha amd64 arm ~hppa ~ia64 ~m68k ~mips ppc ppc64 ~s390 sparc x86 ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos ~x64-solaris"
IUSE="nls"

RDEPEND="
	nls? ( virtual/libintl )"
DEPEND="
	${RDEPEND}
	nls? ( sys-devel/gettext )
"

PATCHES=(
	"${FILESDIR}"/${PN}-1.17-build.patch
	"${FILESDIR}"/${PN}-1.14-no-po4a.patch
	"${FILESDIR}"/${PN}-1.15-prefix.patch
)

src_unpack() {
	unpack ${PN}_${PV}.tar.gz

	if use nls; then
		# Unpack the .deb file, in order to get the preprocessed man page
		# translations. This way we avoid a dependency on app-text/po4a.
		mkdir deb
		cd deb
		unpack ${PN}_${PV}_i386.deb
		unpack ./data.tar.gz
	fi
}

src_prepare() {
	if ! use nls ; then
		eapply "${FILESDIR}"/${PN}-1.16-nonls.patch
	fi

	default

	# Don't compress man pages
	sed -i -e 's:gzip -9f:true:' common.mk || die

	eprefixify common.mk
}

src_compile() {
	tc-export CC

	use nls && ! use elibc_glibc && append-libs -lintl

	local subdir
	for subdir in src man $(usex nls po ''); do
		emake MAKE_VERBOSE=yes VERSION="${PV}" -C ${subdir}
	done
}

src_install() {
	emake \
		VERSION="${PV}" \
		SUBDIRS="src man $(usex nls po '')" \
		DESTDIR="${D}" \
		install

	newdoc debian/changelog ChangeLog.debian

	if use nls; then
		local dir
		for dir in "${WORKDIR}"/deb/usr/share/man/*; do
			[[ -f "${dir}"/man1/realpath.1 ]] || continue
			newman "${dir}"/man1/realpath.1 realpath.${dir##*/}.1
		done
	fi
}