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

EAPI=7

inherit systemd toolchain-funcs

DESCRIPTION="Decoded Information from Radio Emissions for Windows Or Linux Fans"
HOMEPAGE="https://github.com/wb2osz/direwolf/blob/master/README.md"
SRC_URI="https://github.com/wb2osz/direwolf/archive/${PV}.tar.gz -> ${P}.tar.gz"

LICENSE="GPL-2 BSD"
SLOT="0"
KEYWORDS="~amd64 ~x86"
IUSE="gps hamlib udev"

RDEPEND="
	media-libs/alsa-lib:=
	gps? ( sci-geosciences/gpsd )
	hamlib? ( media-libs/hamlib:= )
	udev? ( virtual/libudev )
"
BDEPEND="hamlib? ( virtual/pkgconfig )"
DEPEND="${RDEPEND}"

DOCS=( CHANGES.md README.md doc/2400-4800-PSK-for-APRS-Packet-Radio.pdf doc/A-Better-APRS-Packet-Demodulator-Part-1-1200-baud.pdf doc/A-Better-APRS-Packet-Demodulator-Part-2-9600-baud.pdf doc/A-Closer-Look-at-the-WA8LMF-TNC-Test-CD.pdf doc/APRS-Telemetry-Toolkit.pdf doc/APRStt-Implementation-Notes.pdf doc/APRStt-interface-for-SARTrack.pdf doc/APRStt-Listening-Example.pdf doc/Going-beyond-9600-baud.pdf doc/Raspberry-Pi-APRS.pdf doc/Raspberry-Pi-APRS-Tracker.pdf doc/Raspberry-Pi-SDR-IGate.pdf doc/README.md doc/Successful-APRS-IGate-Operation.pdf doc/User-Guide.pdf doc/WA8LMF-TNC-Test-CD-Results.pdf direwolf.conf dw-start.sh sdr.conf telemetry-toolkit/telem-m0xer-3.txt telemetry-toolkit/telem-balloon.conf telemetry-toolkit/telem-volts.conf )

INSTALLDIR="${D}"

src_prepare() {
	eapply "${FILESDIR}/${PV}-makefile.patch"
	eapply "${FILESDIR}/direwolf-gpsd-API-9.patch"

	eapply_user

	if use gps ; then
		sed -i -e 's/#enable_gpsd/enable_gpsd/' Makefile.linux || die "Sed failed!"
	fi

	if use hamlib; then
		sed -i -e 's/#enable_hamlib/enable_hamlib/' Makefile.linux || die "Sed failed!"
	fi

	if use udev ; then
		sed -i -e 's/#enable_cm108/enable_cm108/' Makefile.linux || die "Sed failed!"
	fi
}

src_compile() {
	emake PKG_CONFIG="$(tc-getPKG_CONFIG)"
}

src_install() {
	dodir /usr
	dodir /usr/bin
	keepdir /var/log/direwolf
	emake DESTDIR="${D}" install
	insinto /etc/direwolf/
	doins direwolf.conf
	einstalldocs
	systemd_dounit "${FILESDIR}"/direwolf.service
	systemd_dounit "${FILESDIR}"/direwolf-kiss.service
}