-JACK_JAR=@TERMUX_PREFIX@/share/dex/jack.jar
-ANDROID_JAR=@TERMUX_PREFIX@/share/jack/android.jack
-
-dalvikvm -Xmx256m -cp $JACK_JAR com.android.jack.Main -cp $ANDROID_JAR $@
+exec dalvikvm -Xmx256m \
+-Djava.io.tmpdir=@TERMUX_PREFIX@/tmp \
+-cp @TERMUX_PREFIX@/share/dex/jack.jar com.android.jack.Main \
+-cp @TERMUX_PREFIX@/share/jack/android.jack \
+-D jack.library.digest.algo=MD5 -D sched.vfs.case-insensitive.algo=MD5 \
+-D jack.annotation-processor=off \
+--output-dex=`pwd` \
+$@