termux-packages/packages/dx/build.sh

TERMUX_PKG_HOMEPAGE=http://developer.android.com/tools/help/index.html
TERMUX_PKG_DESCRIPTION="Command which takes in class files and reformulates them for usage on Android"
TERMUX_PKG_VERSION=$TERMUX_ANDROID_BUILD_TOOLS_VERSION
TERMUX_PKG_PLATFORM_INDEPENDENT=true

termux_step_make_install () {
	# As of build tools 24 the dx tool is implemented using java 8, but
	# as dx itself does not support java 8 (class file format 52)
	# we go the .class -> jill -> jack route.
	local DX_JACK=$TERMUX_PKG_TMPDIR/dx.jack
	java -jar $TERMUX_JILL \
		--output=$DX_JACK \
		$ANDROID_HOME/build-tools/${TERMUX_PKG_VERSION}/lib/dx.jar
	java -jar $TERMUX_JACK \
		--output-dex $TERMUX_PKG_TMPDIR \
		--import $DX_JACK

        mkdir -p $TERMUX_PREFIX/share/dex
	mv $TERMUX_PKG_TMPDIR/classes.dex $TERMUX_PREFIX/share/dex/dx.dex

	install $TERMUX_PKG_BUILDER_DIR/dx $TERMUX_PREFIX/bin/dx
	perl -p -i -e "s%\@TERMUX_PREFIX\@%${TERMUX_PREFIX}%g" $TERMUX_PREFIX/bin/dx
}