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From "Matt Reason" <>
Subject Need help using exec to do "ls -rt1 | tail -1"
Date Fri, 04 Apr 2003 21:23:00 GMT

That command returns the name of the newest file in the directory.  I
want to put that string into a property.

The exec task seems to hate the fact that one of my arguments is a pipe.

Does anyone have a workaround?

I think I've tried every possible permutation of this:

<target name="getNewest">
        <exec dir="${sourcedir}" executable="ls"
                <arg line="-rt1 | tail -1"/>
                <arg line="-rt1"/>
                <arg line="|"/>
                <arg line="tail"/>
                <arg line="-1"/>
        <echo message="The newest file in ${sourcedir} is:

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