SuperTail is copyright under the GNU General Public License.
Download/view it here (v0.1) or changelog. Here are init scripts for Red Hat chkconfig and Solaris.
GNU tail is required for this to work, because it has the --F (follow) and --pid switches. Standard Linux tail is almost certainly GNU tail, but standard Solaris tail is not. However, some versions of Solaris provide GNU core utilities on the Solaris Companion CD. Alternatively, download and install a Core Utilities package from Sunfreeware.
SuperTail is based on an idea by Nathan Hand.
To install and use:
Comments, submissions welcome: firstname.lastname@example.org