#!/bin/sh# make sure chgrp is reasonableif test "$VERBOSE" = yes; then  set -x  chgrp --versionfi. $srcdir/../envvar-check. $srcdir/../lang-default. $srcdir/../group-namespwd=`pwd`tmp=basic.$$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' 1>&2  (exit 1); exitfifail=0set _ $groups; shiftg1=$1g2=$2mkdir dtouch f f2 d/f3chgrp $g1 f || fail=1chgrp $g2 f || fail=1chgrp $g2 f2 || fail=1chgrp -R $g1 d || fail=1(  chgrp -c $g1 f  chgrp -c $g2 f  chgrp -c $g2 f  chgrp --verbose $g1 f  chgrp --verbose $g1 f  chgrp --verbose --reference=f2 f  chgrp -R --verbose $g2 d  chgrp -R --verbose $g1 d  chgrp -R -c $g2 d  chgrp -R -c $g1 d  chgrp -c $g2 d  rm -f f  touch f  ln -s f symlink  chgrp $g1 f  chgrp $g2 symlink 2> /dev/null  # This should not change the group of f.  chgrp -c $g2 symlink 2> /dev/null  chgrp -c $g2 f  # This *should* change the group of f.  # Though note that the diagnostic is misleading in that  # it says the `group of `symlink'' has been changed.  chgrp --dereference -c $g1 symlink) 2>&1 | sed "s/ $g1$/ G1/;s/ $g2$/ G2/" > actualcat <<\EOF > expectedchanged group of `f' to G1changed group of `f' to G2changed group of `f' to G1group of `f' retained as G1changed group of `f' to G2changed group of `d' to G2changed group of `d/f3' to G2changed group of `d' to G1changed group of `d/f3' to G1changed group of `d' to G2changed group of `d/f3' to G2changed group of `d' to G1changed group of `d/f3' to G1changed group of `d' to G2changed group of `f' to G2changed group of `symlink' to G1EOFcmp expected actual \  || { diff expected actual 1>&2; fail=1; }(exit $fail); exit