tests/misc/df-P

   1 #!/bin/sh
   2 # Ensure that df -P is not affected by BLOCK_SIZE settings
   3
   4 # Copyright (C) 2007 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 2 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, write to the Free Software
  18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 # 02110-1301, USA.
  20
  21 if test "$VERBOSE" = yes; then
  22   set -x
  23   df --version
  24 fi
  25
  26 . $srcdir/../envvar-check
  27 . $srcdir/../lang-default
  28
  29 pwd=`pwd`
  30 t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
  31 trap 'status=$?; cd "$pwd" && chmod -R u+rwx $t0 && rm -rf $t0 && exit $status' 0
  32 trap '(exit $?); exit $?' 1 2 13 15
  33
  34 framework_failure=0
  35 mkdir -p $tmp || framework_failure=1
  36 cd $tmp || framework_failure=1
  37
  38 if test $framework_failure = 1; then
  39   echo "$0: failure in testing framework" 1>&2
  40   (exit 1); exit 1
  41 fi
  42
  43 fail=0
  44
  45               df -P . > t1 || fail=1
  46 BLOCK_SIZE=1M df -P . > t2 || fail=1
  47
  48 # Since disk utilization may be changing, compare only df's header line.
  49 # That records the block size.  E.g., for "1M", it would be:
  50 # Filesystem         1048576-blocks      Used Available Capacity Mounted on
  51 # while for 1K, it would be
  52 # Filesystem         1024-blocks      Used Available Capacity Mounted on
  53
  54 head -n1 t1 > exp || fail=1
  55 head -n1 t2 > out || fail=1
  56
  57 cmp out exp || fail=1
  58 test $fail = 1 && diff out exp 2> /dev/null
  59
  60 (exit $fail); exit $fail