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#!/bin/sh
# Make sure cp -p isn't too generous with file permissions.
# Copyright (C) 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 3 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, see <http://www.gnu.org/licenses/>.
if test "$VERBOSE" = yes; then
set -x
cp --version
fi
pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp;tmp=$t0/$$
trap 'status=$?; cd "$pwd" && rm -rf $t0 && exit $status' 0
trap '(exit $?); exit' 1 2 13 15
framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1
umask 022
mkfifo fifo || {
echo "$0: fifos not supported; skipping this test." 1>&2
(exit 77); exit 77
}
# Copy a fifo's contents. That way, we can examine the
# destination permissions before they're finalized.
cp -p --copy-contents fifo fifo-copy &
cp_pid=$!
(
# Now 'cp' is reading the fifo. Wait for the destination file to
# be created, encouraging things along by echoing to the fifo.
while test ! -f fifo-copy; do
echo foo
done
# Check the permissions of the destination.
ls -l fifo-copy >ls.out
# Close the fifo so that "cp" can continue. But output first,
# before exiting, otherwise some shells would optimize away the file
# descriptor that holds the fifo open.
echo foo
) >fifo
case `cat ls.out` in
-???------*)
fail=0;;
*)
fail=1;;
esac
wait $cp_pid || fail=1
(exit $fail); exit $fail
|
