I figured it out, after shifting my thinking. Use the common root as the
"dir", since I know it exists, and filter the subdirs using includes.
<zipfileset dir="${sqldir}" prefix="${sqlbase}/${pkg1dir}">
<include name="${pkg1dir}/*"/>
</zipfileset>
Mike Murray wrote:
> I am attempting to <jar> a subset of directories under a common root with
> the target below. The problem is that it throws a failure exception if the
> "dir" does not exist for one of the specified <zipfileset>s. It would be
> nice if the <jar>'s (via <zip>) whenempty attribute would preempt
> <fileset>'s desire to ensure that "dir" exists.
>
> In any case, does anyone have a straightforward suggestion for how to
> accomplish this?
>
> Thanks, Mike
>
> <target name="cfg_jar" depends="mdata,rbinfo,sql">
> <mkdir dir="${distdir}/lib"/>
> <jar destfile="${distdir}/lib/${base_unit}_cfg.jar">
> <zipfileset dir="${srcdir}/${pkg1dir}" prefix="${srcbase}/${pkg1dir}">
> <patternset refid="mdata.pattern"/>
> <patternset refid="rbinfo.pattern"/>
> </zipfileset>
> <zipfileset dir="${sqldir}/${pkg1dir}" prefix="${sqlbase}/${pkg1dir}">
> <patternset refid="sql.pattern"/>
> </zipfileset>
> <zipfileset dir="${srcdir}/${pkg2dir}" prefix="${srcbase}/${pkg2dir}">
> <patternset refid="mdata.pattern"/>
> <patternset refid="rbinfo.pattern"/>
> </zipfileset>
> <zipfileset dir="${sqldir}/${pkg2dir}" prefix="${sqlbase}/${pkg2dir}">
> <patternset refid="sql.pattern"/>
> </zipfileset>
> <zipfileset dir="${srcdir}/${pkg3dir}" prefix="${srcbase}/${pkg3dir}">
> <patternset refid="mdata.pattern"/>
> <patternset refid="rbinfo.pattern"/>
> </zipfileset>
> </jar>
> </target>
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