Use Ant Exec task for Linux Shell Commands
Suppose we use cscope and/or ctags for indexing source code of our Java project
and we want to update the meta data files (e.g. cscope.out, tags) each time
after we compile. We can use the --post-comile target to accomplish this.
Create a custom_rules.xml in your project root directory with the following
content. This file will be included to your main build.xml file.