2 # Ensure dd treats `--' properly.
3 # Also test some flag values.
5 # Copyright (C) 1999, 2004, 2005, 2006 Free Software Foundation, Inc.
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program; if not, write to the Free Software
19 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
27 if test "$VERBOSE" = yes; then
33 echo data > $tmp_in || test_failure=1
34 ln $tmp_in $tmp_in2 || test_failure=1
35 ln -s $tmp_in $tmp_sym || test_failure=1
36 if test $test_failure = 1; then
37 echo 'failure in testing framework'
41 dd if=$tmp_in of=$tmp_out 2> /dev/null || fail=1
42 cmp $tmp_in $tmp_out || fail=1
45 dd -- if=$tmp_in of=$tmp_out 2> /dev/null || fail=1
46 cmp $tmp_in $tmp_out || fail=1
48 if dd oflag=append if=$tmp_in of=$tmp_out 2> /dev/null; then
49 cmp $tmp_in $tmp_out || fail=1
52 if dd iflag=nofollow if=$tmp_in count=0 2> /dev/null; then
53 dd iflag=nofollow if=$tmp_sym count=0 2> /dev/null && fail=1
56 if dd iflag=directory if=. count=0 2> /dev/null; then
57 dd iflag=directory count=0 <. 2> /dev/null || fail=1
58 dd iflag=directory count=0 <$tmp_in 2> /dev/null && fail=1
61 old_ls=`ls -u --full-time $tmp_in`
63 if dd iflag=noatime if=$tmp_in of=$tmp_out 2> /dev/null; then
64 new_ls=`ls -u --full-time $tmp_in`
65 if test "x$old_ls" != "x$new_ls"; then
66 echo "dd iflag=noatime updated atime; O_NOATIME bug in your kernel?" >&2
71 if dd oflag=nolinks if=$tmp_in of=$tmp_out 2> /dev/null; then
72 dd iflag=nolinks if=$tmp_in > /dev/null 2>&1 && fail=1
73 dd iflag=nolinks < $tmp_in > /dev/null 2>&1 && fail=1
74 dd oflag=nolinks < $tmp_in > $tmp_out 2>&1 || fail=1
77 rm -f $tmp_in $tmp_in2 $tmp_sym $tmp_out