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#!/bin/sh
# make sure --update works as advertised
# Copyright (C) 2001, 2004, 2006-2007 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
mv --version
fi
. $srcdir/../envvar-check
. $srcdir/../lang-default
pwd=`pwd`
tmp=mv-update.$$
trap 'status=$?; cd "$pwd" && rm -rf $tmp && exit $status' 0
trap '(exit $?); exit' 1 2 13 15
framework_failure=0
mkdir $tmp || framework_failure=1
cd $tmp || framework_failure=1
echo old > old || framework_failure=1
touch -d yesterday old || framework_failure=1
echo new > new || framework_failure=1
if test $framework_failure = 1; then
echo 'failure in testing framework' 1>&2
(exit 1); exit 1
fi
fail=0
for interactive in '' -i; do
for cp_or_mv in cp mv; do
# This is a no-op, with no prompt.
# With coreutils-6.9 and earlier, using --update with -i would
# mistakenly elicit a prompt.
$cp_or_mv $interactive --update old new < /dev/null > out 2>&1 || fail=1
test -s out && fail=1
case "`cat new`" in new) ;; *) fail=1 ;; esac
case "`cat old`" in old) ;; *) fail=1 ;; esac
done
done
# This will actually perform the rename.
mv --update new old || fail=1
test -f new && fail=1
case "`cat old`" in new) ;; *) fail=1 ;; esac
# Restore initial conditions.
echo old > old || fail=1
touch -d yesterday old || fail=1
echo new > new || fail=1
# This will actually perform the copy.
cp --update new old || fail=1
case "`cat old`" in new) ;; *) fail=1 ;; esac
case "`cat new`" in new) ;; *) fail=1 ;; esac
(exit $fail); exit $fail
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