diff options
Diffstat (limited to 'tests/dd/misc')
| -rwxr-xr-x | tests/dd/misc | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/tests/dd/misc b/tests/dd/misc new file mode 100755 index 0000000..fa5cfbe --- /dev/null +++ b/tests/dd/misc @@ -0,0 +1,92 @@ +#!/bin/sh +# Ensure dd treats `--' properly. +# Also test some flag values. + +# Copyright (C) 1999, 2004, 2005, 2006 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +tmp_in=dd-in.$$ +tmp_in2=dd-in2.$$ +tmp_sym=dd-sym.$$ +tmp_out=dd-out.$$ + +if test "$VERBOSE" = yes; then + set -x + dd --version +fi + +fail=0 +warn=0 +test_failure=0 +echo data > $tmp_in || test_failure=1 +ln $tmp_in $tmp_in2 || test_failure=1 +ln -s $tmp_in $tmp_sym || test_failure=1 +if test $test_failure = 1; then + echo 'failure in testing framework' + exit 1 +fi + +dd if=$tmp_in of=$tmp_out 2> /dev/null || fail=1 +cmp $tmp_in $tmp_out || fail=1 + +rm $tmp_out +dd -- if=$tmp_in of=$tmp_out 2> /dev/null || fail=1 +cmp $tmp_in $tmp_out || fail=1 + +if dd oflag=append if=$tmp_in of=$tmp_out 2> /dev/null; then + cmp $tmp_in $tmp_out || fail=1 +fi + +if dd iflag=nofollow if=$tmp_in count=0 2> /dev/null; then + dd iflag=nofollow if=$tmp_sym count=0 2> /dev/null && fail=1 +fi + +if dd iflag=directory if=. count=0 2> /dev/null; then + dd iflag=directory count=0 <. 2> /dev/null || fail=1 + dd iflag=directory count=0 <$tmp_in 2> /dev/null && fail=1 +fi + +old_ls=`ls -u --full-time $tmp_in` +sleep 1 +if dd iflag=noatime if=$tmp_in of=$tmp_out 2> /dev/null; then + new_ls=`ls -u --full-time $tmp_in` + if test "x$old_ls" != "x$new_ls"; then + cat >&2 <<EOF +================================================================= +$0: WARNING!!! +This operating system has the O_NOATIME file status flag, +but it is silently ignored in some cases. +Therefore, dd options like iflag=noatime may be silently ignored. +================================================================= +EOF + warn=77 + fi +fi + +if dd oflag=nolinks if=$tmp_in of=$tmp_out 2> /dev/null; then + dd iflag=nolinks if=$tmp_in > /dev/null 2>&1 && fail=1 + dd iflag=nolinks < $tmp_in > /dev/null 2>&1 && fail=1 + dd oflag=nolinks < $tmp_in > $tmp_out 2>&1 || fail=1 +fi + +outbytes=`echo x | dd bs=3 ibs=10 obs=10 conv=sync 2>/dev/null | wc -c` +test "$outbytes" -eq 3 || fail=1 + +rm -f $tmp_in $tmp_in2 $tmp_sym $tmp_out || fail=1 + +test $fail -eq 0 && fail=$warn +exit $fail |