tests/id/setgid.sh

   1 #!/bin/sh
   2 # Verify that id -G prints the right group when run set-GID.
   3
   4 # Copyright (C) 2012-2013 Free Software Foundation, Inc.
   5
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
  20 print_ver_ id
  21 require_root_
  22
  23 g=$(id -u $NON_ROOT_USERNAME) || framework_failure_
  24
  25 # Construct a different group number.
  26 gp1=$(expr $g + 1)
  27
  28 echo $gp1 > exp || framework_failure_
  29
  30 setuidgid -g $gp1 $NON_ROOT_USERNAME env PATH="$PATH" id -G > out || fail=1
  31 compare exp out || fail=1
  32 # With coreutils-8.16 and earlier, id -G would print both: $gp1 $g
  33
  34 Exit $fail