#!/bin/sh# Make sure that rm -r '' fails.# On SunOS 4.1.3, running rm -r '' in a nonempty directory may# actually remove files with names of entries in the current directory# but relative to `/' rather than relative to the current directory.if test "$VERBOSE" = yes; then  set -x  rm --versionfipwd=`pwd`t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$trap 'status=$?; cd $pwd; rm -rf $t0 && exit $status' 0trap '(exit $?); exit' 1 2 13 15framework_failure=0mkdir -p $tmp || framework_failure=1cd $tmp || framework_failure=1if test $framework_failure = 1; then  echo '$0: failure in testing framework' 1>&2  (exit 1); exitfifail=0rm -r '' > /dev/null 2>&1 && fail=1(exit $fail); exit