#!/usr/bin/env bash
# 2018 Luke Shumaker
{
	set -euE
	gitrev="${1:-systemd/master}"
	workdir=$PWD/workdir

	mkdir -p -- "$workdir"
	gitget bare https://git.parabola.nu/~lukeshu/systemd.git "$workdir/systemd.git"

	pushd "$workdir/systemd.git"
	COMMIT=$(git rev-parse --verify "$gitrev")
	popd

	# Build systemd 232
	mkdir -p "$workdir/build-232"
	./osi-mk \
		--size=4G \
		--package='base' \
		--module=osi-mk.d/libretools.sh \
		--module=osi-mk.d/builddeps.sh \
		--module=osi-mk.d/systemd-dhcpcd.sh \
		--module=osi-mk.d/systemd-osi-run.sh \
		--directory="$workdir/systemd.git:/home/testuser/packages/srcdest/systemd" \
		--directory="abs/systemd-232:/home/testuser/packages/abs/systemd" \
		"${workdir}/build-232/build.raw"
	./osi-run "${workdir}/build-232/build.raw" <<-EOF
		#!/usr/bin/env bash
		set -ex
		cd ~/packages/abs/systemd
		script --return --quiet --command 'sudo libremakepkg' /dev/null
		EOF
	./osi-extract "${workdir}/build-232/build.raw" /home/testuser/packages/pkgdest "${workdir}/build-232/pkgdest"

	# Build the code under under test
	mkdir -p "$workdir/build-main"
	./osi-mk \
		--size=4G \
		--package='base' \
		--module=osi-mk.d/libretools.sh \
		--module=osi-mk.d/builddeps.sh \
		--module=osi-mk.d/systemd-dhcpcd.sh \
		--module=osi-mk.d/systemd-osi-run.sh \
		--directory="$workdir/systemd.git:/home/testuser/packages/srcdest/systemd" \
		--directory="abs/systemd:/home/testuser/packages/abs/systemd" \
		"${workdir}/build-main/build.raw"
	./osi-run "${workdir}/build-main/build.raw" <<-EOF
		#!/usr/bin/env bash
		set -ex
		cd ~/packages/abs/systemd
		sed 's:@COMMIT@:${COMMIT}:' < PKGBUILD.in > PKGBUILD
		script --return --quiet --command 'sudo libremakepkg' /dev/null
		EOF
	./osi-extract "${workdir}/build-main/build.raw" /home/testuser/packages/pkgdest "${workdir}/build-main/pkgdest"
}