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#!/bin/sh
# Record a timestamped message to a logfile, defaulting to ~/.clog
self=clog
# Ignore arguments
set --
# If we have rlwrap, quietly use it
command -v rlwrap >/dev/null 2>&1 &&
set -- rlwrap -C "$self" "$@"
# Write the date, the standard input (rlwrapped if applicable), and two dashes
# to $CLOG, defaulting to ~/.clog.
{
date
"$@" cat -
printf '%s\n' --
} >>"${CLOG:-"$HOME"/.clog}"
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