if [ "x$ANDROID_JAVA_HOME" != x ] && [ -e "$ANDROID_JAVA_HOME/lib/tools.jar" ] ; then
echo $ANDROID_JAVA_HOME/lib/tools.jar
else
JAVAC=$(which javac)
if [ -z "$JAVAC" ] ; then
exit 1
fi
while [ -L "$JAVAC" ] ; do
LSLINE=$(ls -l "$JAVAC")
JAVAC=$(echo -n "$LSLINE" | sed -e "s/.* -> //")
done
echo $JAVAC | sed -e "s:\(.*\)/bin/javac.*:\\1/lib/tools.jar:"
fi