xxbuild

#!/bin/sh
# xxbuild [flags] [pkgs..] - build packages for a pre-defined set of archs
# set NO_COLUMN and/or NO_COLOR for easier-to-parse output

: "${XXBUILD_ARCHS:="x86_64 x86_64-musl i686 aarch64-musl aarch64 armv7l-musl armv7l armv6l-musl armv6l"}"
: "${XBPS_HOSTDIR:="$HOME/.cache/xxtools/hostdir"}"
: "${XBPS_MASTERDIR:="$(xdistdir)/masterdir.xxtools"}"
: "${XXBUILD_HOSTARCH:="$(xbps-uhelper arch || uname -m)"}"

if [ -z "$NO_COLUMN" ] && command -v column >/dev/null; then
	COLUMN="column -ts:"
else
	COLUMN="cat"
fi

cd "$(xdistdir)" || exit 1

text_bold() {
	[ -z "$NO_COLOR" ] && printf '\033[1m%s\033[m' "$@" || printf "$@"
}
text_red() {
	[ -z "$NO_COLOR" ] && printf '\033[31m%s\033[m' "$@" || printf "$@"
}
text_green() {
	[ -z "$NO_COLOR" ] && printf '\033[32m%s\033[m' "$@" || printf "$@"
}
text_yellow() {
	[ -z "$NO_COLOR" ] && printf '\033[33m%s\033[m' "$@" || printf "$@"
}

target_arch_can_run_natively() {
	#TODO: ppc
	target_arch="$1"
	host_arch="$(uname -m)"
	case "$host_arch" in
		x86_64)
			case "$target_arch" in
				i686*) return 0 ;;
				x86_64*) return 0 ;;
			esac
			;;
		aarch64)
			case "$target_arch" in
				armv7*) return 0 ;;
				aarch64*) return 0 ;;
			esac
			;;
	esac
	return 1
}

_xbps_src() {
	(
		set -x
		#shellcheck disable=SC2086
		./xbps-src $xbps_src_flags "$@"
	)
}

summary="$(printf '\n%s\n' "$(text_bold SUMMARY)")"
if [ "$COLUMN" != "cat" ]; then
	summary="$(printf '%s\n' "$summary" "$(text_bold pkg:host:target:cross:result)")"
fi
append_summary() {
	pkg="$1"
	host_arch="$2"
	target_arch="$3"
	cross="$4"
	result="$5"
	if [ "$COLUMN" != "cat" ]; then
		summary="$(printf '%s\n' "$summary" "${pkg}:${host_arch}:${target_arch}:${cross}:${result}")"
	else
		summary="$(printf '%s\n' "$summary" "pkg:${pkg} host:${host_arch} target:${target_arch} cross:${cross} result:${result}")"
	fi
}

xbps_src_flags=
xxbuild_force=
xxbuild_keep_going=
for arg; do
	case "$arg" in
		-f) # clean binpkgs before build
			xxbuild_force=y
			;;
		-k) # make build failure non-fatal
			xxbuild_keep_going=y
			shift
			continue
			;;
		-*) : ;;
		*) break ;;
	esac
	xbps_src_flags="$xbps_src_flags $arg"
	shift
done

if [ "$#" = "0" ]; then
	# if no packages are given, build changed templates commited on this branch
	rm -f /tmp/templates
	common/travis/changed_templates.sh &&
		set -- $(cat /tmp/templates)
fi

# ensure all templates exist
fail=
pkgs=
for pkg; do
	if [ -f "srcpkgs/$pkg/template" ]; then
		t="srcpkgs/$pkg/template"
	elif [ -f "$pkg/template" ]; then
		t="$pkg/template"
	elif [ -f "$pkg" ]; then
		t="$pkg"
	else
		printf 'FAIL: no template found for: %s\n' "$pkg" >&2
		fail=y
		continue
	fi
	pkgs="$pkgs $(printf '%s' "$t" | cut -d'/' -f2)"
done
[ -z "$fail" ] || exit 1
[ -n "$pkgs" ] || exit 1

#shellcheck disable=SC2086
printf 'Building: %s\n' $pkgs

mkdir -p "$XBPS_HOSTDIR" "$XBPS_MASTERDIR"
export XBPS_HOSTDIR
export XBPS_MASTERDIR

# clean binpkgs, to not spoil the result by reusing prebuilt packages
if [ -n "$xxbuild_force" ]; then
	rm -rf "$XBPS_HOSTDIR/binpkgs"
fi

bailout=
for target_arch in $XXBUILD_ARCHS; do

	if target_arch_can_run_natively "$target_arch"; then
		cross=n
		master_arch="$target_arch"
		xbps_src_cross_flags=
	else
		cross=y
		master_arch="$XXBUILD_HOSTARCH"
		xbps_src_cross_flags="-a $target_arch"
	fi

	# masterdir is not fully populated
	if [ ! -s "$XBPS_MASTERDIR/.xbps_chroot_init" ]; then
		rm -rf "$XBPS_MASTERDIR"
	# ensure native build if possible
	elif [ "$(cat "$XBPS_MASTERDIR/.xbps_chroot_init" 2>/dev/null)" != "$master_arch" ]; then
		rm -rf "$XBPS_MASTERDIR"
	fi

	_xbps_src zap
	_xbps_src binary-bootstrap "$master_arch"

	# mimic xbulk, but check exit code to not fail on broken/nocross
	# `xbulk $xbps_src_flags -f $xbps_src_cross_flags $(./xbps-src sort-dependencies $@)`
	for pkg in $(./xbps-src sort-dependencies "$pkgs"); do
		_xbps_src "$xbps_src_cross_flags" pkg "$pkg"
		ret=$?

		result=
		case "$ret" in
			0)
				result="$(text_green OK)"
				;;
			2) # nocross, broken or no match in `archs=`
				result="$(text_yellow SKIPPED)"
				;;
			*)
				result="$(text_red FAILED)"
				[ -n "$xxbuild_keep_going" ] || bailout=y
				;;
		esac
		append_summary "$pkg" "$master_arch" "$target_arch" "$cross" "$result"

		[ -z "$bailout" ] || break
	done
	[ -z "$bailout" ] || break
done

echo "$summary" | $COLUMN
exit $ret