#!/bin/sh# make sure that neither --exact nor --zero gobbles a command line argumentif test "$VERBOSE" = yes; then  set -x  shred --versionfipwd=`pwd`tmp=exact.$$trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0trap '(exit $?); exit' 1 2 13 15framework_failure=0mkdir $tmp || framework_failure=1cd $tmp || framework_failure=1if test $framework_failure = 1; then  echo 'failure in testing framework'  (exit 1); exitfifail=0for opt in --exact --zero; do  echo a > a || fail=1  echo bb > b || fail=1  echo ccc > c || fail=1  shred --remove $opt a b || fail=1  test -f a && fail=1  test -f b && fail=1  shred --remove $opt c || fail=1  test -f c && fail=1done(exit $fail); exit