abuild.in

			case "$j" in
				!*) continue;;
			esac
			deps="$deps ${j%%[<>=]*}"
		done
		for j in $pkgname $subpackages; do
			echo "o ${j%%:*} $dir"
			set -- $deps
			echo -n "d ${j%%:*} $1"
			shift
			while [ $# -gt 0 ]; do
				echo -n ",$1"
				shift
			done
			echo
		done
	done
	)
}

deptrace() {
	local deps= i=
	# strip versions from deps
	for i in "$@"; do
		deps="$deps ${i%%[<>=]*}"
	done
	[ -z "$deps" ] && return 0
	( 	depparse_aports 
		if [ -z "$upgrade" ]; then
			# list installed pkgs and prefix with 'i '
			$APK info -q | sort |  sed 's/^/i /'
		fi
	) | awk -v pkgs="$deps" '

	function depgraph(pkg,	a, i) {
		if (visited[pkg])
			return 0;
		visited[pkg] = 1;
		split(deps[pkg], a, ",");
		for (i in a)
			depgraph(a[i]);
		print pkg ":" origin[pkg];

	}

	$1 == "i" { visited[$2] = 1 }
	$1 == "o" { origin[$2] = $3 }
	$1 == "d" { deps[$2] = $3 }
	END {
		split(pkgs, pkgarray);
		for (i in pkgarray)
			depgraph(pkgarray[i]);
	}
	'
}

# build and install dependencies
builddeps() {
	local deps= alldeps= pkg= i= dir= ver= missing= installed_deps=
	local filtered_deps= conflicts=
	[ -n "$nodeps" ] && return 0
	msg "Analyzing dependencies..."

	# add depends unless it is a subpackage or package itself
	for i in $BUILD_BASE $depends $makedepends; do
		[ "$pkgname" = "${i%%[<>=]*}" ] && continue
		subpackages_has ${i%%[<>=]*} || deps="$deps $i"
	done

	installed_deps=$($APK info -e $deps)
	# find which deps are missing
	for i in $deps; do
		if [ "${i#\!}" != "$i" ]; then
			$APK info -q -e "${i#\!}" \
				&& conflicts="$conflicts ${i#\!}"
		elif ! deplist_has $i $installed_deps || [ -n "$upgrade" ]; then
			missing="$missing $i"
		fi
	done
	
	if [ -n "$conflicts" ]; then
		error "Conflicting package(s) installed:$conflicts"
		return 1
	fi
	
	if [ -z "$install_deps" ] && [ -z "$recursive" ]; then
		# if we dont have any missing deps we are done now
		[ -z "$missing" ] && return 0
		error "Missing dependencies: $missing Use -r to autoinstall or -R to build"
		return 1
	fi

	uninstall_after=".makedepends-$pkgname $uninstall_after"
	if [ -n "$install_deps" ] && [ -z "$recursive" ] && [ -n "$deps" ]; then
		# make a --simluate run first to detect missing deps
		# apk-tools --virtual is no goot at reporting those.
		$SUDO $APK add --repository "$abuildrepo" \
			--wait 30 \
			--simulate --quiet $deps || return 1
		$SUDO $APK add --repository "$abuildrepo" \
			--wait 30 \
			--virtual .makedepends-$pkgname $deps \
			&& return 0
	fi
	
	[ -z "$recursive" ] && return 1

	# find dependencies that are installed but missing in repo.
	for i in $deps; do
		local m=$($APK search --repository "$abuildrepo" ${i%%[<>=]*})
		if [ -z "$m" ]; then
			missing="$missing $i"
		fi
	done
	
	for i in $(deptrace $missing); do
		# i = pkg:dir
		local dir=${i#*:}
		local pkg=${i%:*}

		# ignore if dependency is in other repo
		[ -d "$dir" ] || continue
		
		# break cricular deps
		list_has $pkg $ABUILD_VISITED && continue
		export ABUILD_VISITED="$ABUILD_VISITED $pkg"

		msg "Entering $dir"
		cd "$dir" && $0 $forceroot $keep $quiet $install_deps \
			$recursive $upgrade $color_opt abuildindex || return 1
	done
	$SUDO $APK add -u --repository "$abuildrepo" \
		--wait 30 \
		--virtual .makedepends-$pkgname $deps
}

# replace the md5sums in the APKBUILD
checksum() {
	local s files
	[ -z "$source" ] && return 0
	fetch
	msg "Updating the md5sums in APKBUILD..."
	for s in $source; do
		files="$files ${s##*/}"
	done
	md5sums="$(cd "$srcdir" && md5sum $files)" || die "md5sum failed"
	sed -i -e '/^md5sums="/,/"\$/d; /^md5sums=''/,/''\$/d' "$APKBUILD"
	echo "md5sums=\"$md5sums\"" >>"$APKBUILD"
}

stripbin() {
	local bin
	if options_has "!strip" || [ "$arch" = "noarch" ]; then
		return 0
	fi
	cd "${subpkgdir:-$pkgdir}" || return 1
	msg "Stripping binaries"
	scanelf --recursive --nobanner --etype "ET_DYN,ET_EXEC" . \
		| sed -e 's:^ET_DYN ::' -e 's:^ET_EXEC ::' \
		| xargs -r strip
}

# simply list target apks
listpkg() {
	local name
	getpkgver || return 1
	for name in $(listpkgnames) ; do
		echo "$name-$pkgver-r$pkgrel.apk"
	done
}

source_has() {
	local i
	for i in $source; do
		[ "$1" = "${i##*/}" ] && return 0
	done
	return 1
}

subpackages_has() {
	local i
	for i in $subpackages; do
		[ "$1" = "${i%:*}" ] && return 0
	done
	return 1
}

list_has() {
	local needle="$1"
	local i
	shift
	for i in $@; do
		[ "$needle" = "$i" ] && return 0
		[ "$needle" = "!$i" ] && return 1
	done
	return 1
}

# same as list_has but we filter version info
deplist_has() {
	local needle="$1"
	local i
	shift
	for i in $@; do
		i=${i%%[<>=]*}
		[ "$needle" = "$i" ] && return 0
		[ "$needle" = "!$i" ] && return 1
	done
	return 1
}

options_has() {
	list_has "$1" $options
}

depends_has() {
	deplist_has "$1" $depends
}

makedepends_has() {
	deplist_has "$1" $makedepends
}

md5sums_has() {
	list_has "$1" $md5sums
}

install_has() {
	list_has "$1" $install
}

# install package after build
post_add() {
	getpkgver || return 1
	local pkgf="$PKGDEST/$1-$pkgver-r$pkgrel.apk"
	local deps i
	if ! subpackages_has $1 && [ "$1" != "$pkgname" ]; then
		die "$1 is not built by this APKBUILD"
	fi
	# recursively install dependencies that are provided by this APKBUILD
	deps=$($APK index "$pkgf" 2>/dev/null | awk -F: '$1=="D" { print $2 }')
	for i in $deps; do
		if subpackages_has $i || [ "$i" = "$pkgname" ]; then
			post_add $i || return 1
		fi
	done
	$SUDO $APK add --wait 30 -u "$pkgf" || die "Failed to install $1"
}

installdeps() {
	local deps i
	$SUDO $APK add --wait 30 --repository "$abuildrepo" \
		--virtual .makedepends-$pkgname \
		$makedepends
}

uninstalldeps (){
	$SUDO $APK del .makedepends-$pkgname
}

all() {
	if ! [ -n "$force" ]; then
		check_arch || return 0
	fi
	if up2date && [ -z "$force" ]; then
		msg "Package is up to date"
	else
		update_abuildrepo
	fi
}

usage() {
	echo "$program $abuild_ver"
	echo "usage: $program [options] [-i PKG] [-P REPODEST] [-p PKGDEST]"
	echo "              [-s SRCDEST] [cmd] ..."
	echo "       $program [-c] -n PKGNAME[-PKGVER]"
	echo "Options:"
	echo " -c  Enable colored output"
	echo " -d  Disable dependency checking"
	echo " -f  Force specified cmd, even if they are already done"
	echo " -F  Force run as root"
	echo " -h  Show this help"
	echo " -i  Install PKG after successul build"
	echo " -k  Keep built packages, even if APKBUILD or sources are newer"
	echo " -m  Disable colors (monochrome)"
	echo " -p  Set package destination directory"
	echo " -P  Set PKGDEST to REPODEST/<repo>, where repo is the parents dir name" 
	echo " -q  Quiet"
	echo " -r  Install missing dependencies from system repository (using sudo)"
	echo " -R  Recursively build and install missing dependencies (using sudo)"
	echo " -s  Set source package destination directory"
	echo " -u  Recursively build and upgrade all dependencies (using sudo)"
	echo ""
	echo "Commands:"
	echo "  checksum    Generate checksum to be included in APKBUILD"
	echo "  fetch       Fetch sources to \$SRCDEST and verify checksums"
	echo "  sanitycheck Basic sanity check of APKBUILD"
	echo "  md5check    Check md5sums"
	echo "  unpack      Unpack sources to \$srcdir"
	echo "  build       Compile and install package into \$pkgdir"
	echo "  listpkg     List target packages"
	echo "  package     Create package in \$PKGDEST"
	echo "  rootpkg     Run '$0 build package' as fakeroot"
	echo "  clean       Remove temp build and install dirs"
	echo "  cleanoldpkg Remove binary packages except current version"
	echo "  cleanpkg    Remove already built binary and source package"
	echo "  cleancache  Remove downloaded files from \$SRCDEST"
	echo "  srcpkg      Make a source package"
	echo "  sourcecheck Check if remote source package exists upstream"
	echo "  up2date     Compare target and sources dates"
	echo "  installdeps Install packages listed in makedepends and depends"
	echo "  uninstalldeps Uninstall packages listed in makedepends and depends"
	echo ""
	exit 0
}

APKBUILD="${APKBUILD:-./APKBUILD}"
unset force
unset recursive
while getopts "cdfFhi:kimnp:P:qrRs:u" opt; do
	case $opt in
		'c') default_colors
		     color_opt="-c";;
		'd') nodeps=1;;
		'f') force="-f";;
		'F') forceroot="-F";;
		'h') usage;;
		'i') install_after="$install_after $OPTARG";;
		'k') keep="-k";;
		'm') monochrome
		     color_opt="-m";;
		'n') die "Use newapkbuild to create new aports";;
		'p') PKGDEST=$OPTARG;;
		'P') REPODEST=$OPTARG;;
		'q') quiet="-q";;
		'r') install_deps="-r";;
		'R') recursive="-R";;
		's') SRCDEST=$OPTARG;;
		'u') upgrade="-u"
		     recursive="-R";;
	esac
done
shift $(( $OPTIND - 1 ))

# check so we are not root
if [ "$(whoami)" = "root" ] && [ -z "$FAKEROOTKEY" ]; then
	[ -z "$forceroot" ] && die "Do not run abuild as root"
	SUDO=
	FAKEROOT=
fi

# find startdir
[ -f "$APKBUILD" ] || die "Could not find $APKBUILD (PWD=$PWD)"
APKBUILD=$(readlink -f "$APKBUILD")

startdir="${APKBUILD%/*}"
srcdir=${srcdir:-"$startdir/src"}
pkgbasedir=${pkgbasedir:-"$startdir/pkg"}
pkgrel=0
repo=${startdir%/*}
repo=${repo##*/}

SRCDEST=${SRCDEST:-$startdir}
PKGDEST=${PKGDEST:-$startdir}

cd "$startdir" || die
. "$APKBUILD"

# If REPODEST is set then it will override the PKGDEST
if [ -n "$REPODEST" ]; then
	PKGDEST="$REPODEST/$repo"
fi

# If we are handling a sub package then reset subpackages and install
if [ -n "$subpkgname" ]; then
	origsubpackages="$subpackages"
	subpackages=
	install=
fi
pkgdir="$pkgbasedir/$pkgname"
controldir="$pkgbasedir"/.control.${subpkgname:-$pkgname}

trap 'die "Aborted by user"' INT
set_xterm_title "abuild: $pkgname"

if [ -z "$1" ]; then
	set all
fi

while [ $# -gt 0 ]; do
	runpart $1
	shift
done

for i in $install_after; do
	post_add $i
done

cleanup