Is it possible to catch Ctrl-C keystroke?

From: Victor <vhnguyenn@xxxxxxxxx>
Date: Fri, 27 Jun 2008 15:26:29 -0700 (PDT)

Hi,

While running a TCL script, if someone hits Ctrl-C, does anyone know
if there is a way to capture such Ctrl-C character (so my script can
do some minimum cleanup job first before quitting)?

Thanks,
Victor
.

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