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

EAPI=8

inherit toolchain-funcs linux-mod-r1 udev

if [[ ${PV} = 9999* ]]; then
	inherit git-r3
	EGIT_REPO_URI="https://github.com/OpenCBM/OpenCBM.git"
else
	SRC_URI="https://github.com/OpenCBM/OpenCBM/archive/v${PV//./_}.tar.gz -> opencbm-${PV}-source.tar.gz
	https://github.com/rittwage/nibtools/archive/refs/tags/20241120.tar.gz -> nibtools-20241120-source.tar.gz"
	KEYWORDS="~amd64 ~ppc ~sparc ~x86"
fi

SDIR="include libmisc arch/linux lib cbmctrl cbmformat d64copy cbmcopy libtrans cbmforng d82copy demo/flash demo/morse demo/rpm1541 sample/libtrans cbmrpm41"

DESCRIPTION="OpenCBM is a tool to use serial devices as used by most Commodore (CBM) machines"
HOMEPAGE="https://opencbm.trikaliotis.net/"
LICENSE="GPL-2"
SLOT="0"
IUSE="doc"
DEPEND="virtual/linux-sources
	dev-embedded/cc65
	app-text/linuxdoc-tools
	app-text/docbook-xml-dtd:4.1.2
	virtual/libusb:0"
S="${WORKDIR}"/OpenCBM-${PV//./_}

#BUILD_PARAMS="KDIR=$KERNEL_DIR"
#MODULE_NAMES="cbm(misc:${S}/opencbm/sys/linux:${S}/opencbm/sys/linux)"
#BUILD_TARGETS="all"

src_prepare() {
	rm -rf "${WORKDIR}"/${PN}-${PV}/{cbm4wingui,gui4cbm4win.vb6.old,windrv}
	# 6502 sources ar always up to date
	touch `find . -name '*.?65' -type f`
	# add debian patches no demo & doc & no kernel
	eapply "${FILESDIR}/001_opencbm-0.4.99.98-ncurses6-1.patch"
	# sed correct path
	sed -e 's,^PREFIX.*,PREFIX = /usr,' \
		-e 's,/man/man1,/share/man/man1,g' \
		-e 's,etc/udev/rules.d,lib/udev/rules.d,g' \
		-e 's,/info,/share/info,g' -i "${S}"/opencbm/LINUX/config.make
	# sed correct udev path
	sed -e 's,xa1541 opencbm/sys/linux/,xa1541,g' \
		-e 's,etc/udev/rules.d,lib/udev/rules.d,g' -i "${S}"/LINUX/Makefile
	# copy module makefile that don't intefer with gentoo kernel build system
	cp "${FILESDIR}"/Makefile "${S}"/opencbm/sys/linux/Makefile
	# copy nibtools from upstream repo
	cp -r "${WORKDIR}"/nibtools-*/* "${S}"/opencbm/nibtools/
	eapply_user
}

src_compile() {
	# Buildsystem mostly broken so -j1 an split the build into the 2 parts.
	emake -j1 -f LINUX/Makefile CC="$(tc-getCC)" AR="$(tc-getAR)" LIBDIR="/usr/$(get_libdir)" all || die "make fail"
	emake -j1 -f LINUX/Makefile CC="$(tc-getCC)" AR="$(tc-getAR)" LIBDIR="/usr/$(get_libdir)" opencbm || die "make fail"

	local modlist=( cbm=misc:opencbm/sys/linux:opencbm/sys/linux:all )
	local modargs=( KDIR="${KV_OUT_DIR}" )
	linux-mod-r1_src_compile
}

src_install() {
	dodir lib/udev/rules.d
	dodir etc/opencbm.conf.d
	dodir usr/lib/opencbm
	emake -f LINUX/Makefile DESTDIR="${D}" LIBDIR="/usr/$(get_libdir)" install-all
	exeinto usr/lib/opencbm
	doexe opencbm/LINUX/plugin_helper_tools
	newexe debian/install_plugin.sh install_plugin
	insinto lib/udev/rules.d
	newins opencbm/sys/linux/45-opencbm-xa1541.rules 45-opencbm-xa1541.rules
	rm -rf "${D}"/var
	linux-mod-r1_src_install
}

pkg_postinst() {
	udev_reload
	linux-mod-r1_pkg_postinst
	"${EROOT}"/usr/lib/opencbm/install_plugin install xa1541
	"${EROOT}"/usr/lib/opencbm/install_plugin install xu1541
	"${EROOT}"/usr/lib/opencbm/install_plugin install xum1541
}

pkg_prerm() {
	"${EROOT}"/usr/lib/opencbm/install_plugin uninstall xa1541
	"${EROOT}"/usr/lib/opencbm/install_plugin uninstall xu1541
	"${EROOT}"/usr/lib/opencbm/install_plugin uninstall xum1541
}

pkg_postrm() {
	udev_reload
}