# $Id$

PNAME="cargo"
PVER="0.18.0"
PBUILD="r1"

PCAT="dev-util"

DESCRIPTION="Systems programming language focused on safety, speed and concurrency."
HOMEPAGE="https://crates.io/"

# enable bootstrap of cargo with prebuild binary cargo
# 0=no, 1=yes
BOOTSTRAP=1

DEPEND=">= dev-lang/rust-1.18
	>= net-misc/curl-7"

SDEPEND=">= dev-util/cmake-3.6
	>= dev-lang/python-2.7"

if [[ ${BOOTSTRAP} = 0 ]]
then
	SDEPEND="${SDEPEND}
		>= dev-util/cargo-0.18"
fi

SRCFILE="${PVER}.tar.gz"
SRCDIR="${BUILDDIR}/${PNAME}-${PVER}"

msetfeature "!check" # no check target in makefile
sminclude mbuild mtools

SRC_URI=(
	https://github.com/rust-lang/${PNAME}/archive/${SRCFILE}
	mirror://${PNAME}/${SRCFILE}
)

UP2SEPERATOR="\/"
UP2DATE="updatecmd https://github.com/rust-lang/cargo/releases | highesttarball gz"

if [[ ${BOOTSTRAP} = 1 ]]
then
	CARGOBIN_PVER="${PVER}"
	CARGOBIN_SRCFILE_x86_64="cargo-${CARGOBIN_PVER}-x86_64-unknown-linux-gnu.tar.gz"
	CARGOBIN_SRCDIR_x86_64="${BUILDDIR}/cargo-${CARGOBIN_PVER}-x86_64-unknown-linux-gnu"
	CARGOBIN_SRCFILE_x86="cargo-${CARGOBIN_PVER}-i686-unknown-linux-gnu.tar.gz"
	CARGOBIN_SRCDIR_x86="${BUILDDIR}/cargo-${CARGOBIN_PVER}-i686-unknown-linux-gnu"
	CARGOBIN_SRCFILE="$(marchsrcfile CARGOBIN_SRCFILE)"
	CARGOBIN_SRCDIR="$(marchsrcdir CARGOBIN_SRCDIR)"

	SRC_URI+=(
		https://static.rust-lang.org/dist/${CARGOBIN_SRCFILE_x86_64}
		https://static.rust-lang.org/dist/${CARGOBIN_SRCFILE_x86}
	)
fi

src_prepare()
{
	munpack ${SRCFILE} || die

	if [[ ${BOOTSTRAP} = 1 ]]
	then
		munpack ${CARGOBIN_SRCFILE} || die
	fi
}

src_compile()
{
	cd ${SRCDIR}

	local myconf

	# enforce rust-bin chost
	local myARCH
	[[ ${ARCH} = i*86 ]] && myARCH=i686
	myconf+=" --host=${myARCH}-unknown-linux-gnu --build=${myARCH}-unknown-linux-gnu"

	if [[ ${BOOTSTRAP} = 1 ]]
	then
		myconf+=" --cargo=${CARGOBIN_SRCDIR}/cargo/bin/cargo"
	fi

	mconfigure \
		--release-channel=stable \
		--enable-optimize \
		${myconf} \
		|| die

	mmake VERBOSE=1 || die
}

src_install()
{
	cd ${SRCDIR}

	local myARCH
	[[ ${ARCH} = i*86 ]] && myARCH=i686
	make prepare-image-${myARCH}-unknown-linux-gnu IMGDIR_${myARCH}-unknown-linux-gnu=${BINDIR}/usr || die

	# remove unnecessary files
	mdelete -r /usr/etc || die

	minstalldocs LICENSE-* || die
}