#!/bin/sh

## Standard parameters: quiet, unified diffs, and mail to root.
PARAMS="-q -u -o root@`/bin/hostname -f`"

## If RCS is not installed, do not use it.
if [ ! -x /usr/bin/rcs ]; then
    PARAMS="-r $PARAMS"
    ## If ed is available, use him instead.
    if [ -x /bin/ed ]; then
        PARAMS="-e $PARAMS"
    fi
fi

PROGRAM=/usr/bin/changetrack
test -x $PROGRAM || exit 0
$PROGRAM $PARAMS
