<chmod file="${dist}/start.sh" perm="ugo+rx"/>makes the "start.sh" file readable and executable for anyone on a UNIX system.
<chmod dir="${dist}/bin" perm="ugo+rx" includes="**/*.sh"/>makes all ".sh" files below ${dist}/bin readable and executable for anyone on a UNIX system.
<chmod perm="g+w"> <fileset dir="shared/sources1"> <exclude name="**/trial/**"/> </fileset> <fileset refid="other.shared.sources"/> </chmod>makes all files below shared/sources1 (except those below any directory named trial) writable for members of the same group on a UNIX system. In addition all files belonging to a FileSet with id other.shared.sources get the same permissions.