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#!/bin/bash
# This file is part of util-linux.
#
# This file 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 file 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.
TS_TOPDIR="${0%/*}/../.."
TS_DESC="setarch"
. $TS_TOPDIR/functions.sh
ts_init "$*"
ts_check_test_command "$TS_CMD_SETARCH"
ARCH=$(uname -m)
ts_init_subtest options
test -e /.dockerenv && ts_skip "unsupported in docker environment"
ts_log_both "###### unknown arch"
$TS_CMD_SETARCH qubit -v echo "success" >> $TS_OUTPUT 2>> $TS_ERRLOG
echo "exit: $?" >>$TS_OUTPUT
ts_log_both "###### unknown command"
$TS_CMD_SETARCH $ARCH -v /das/gibs/nicht >> $TS_OUTPUT 2>> $TS_ERRLOG
echo "exit: $?" >>$TS_OUTPUT
echo "###### noop uname -a" >>$TS_OUTPUT
uname_a=$(uname -srm)
$TS_CMD_SETARCH $ARCH -v uname -srm >> $TS_OUTPUT 2>> $TS_ERRLOG
sed -i "$ s@${uname_a}@uname -a unchanged@" $TS_OUTPUT
echo "###### almost all options" >>$TS_OUTPUT
$TS_CMD_SETARCH $ARCH -vRFZLXBIST3 echo "success" >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest
ts_init_subtest uname26
finmsg="" # for debugging 2.6 issues
echo "###### --uname-2.6 echo" >>$TS_OUTPUT
$TS_CMD_SETARCH $ARCH -v --uname-2.6 echo "2.6 worked" >> $TS_OUTPUT 2>&1
if [ $? -eq 0 ]; then
expected='^2.6 worked$'
else
# this may happen after execvp - gets written to stderr
expected="^FATAL: kernel too old$"
finmsg+=" echo"
fi
sed -i "$ s/$expected/2.6 works or kernel too old/" $TS_OUTPUT
echo "###### --uname-2.6 true, non-verbose" >>$TS_OUTPUT
$TS_CMD_SETARCH $ARCH --uname-2.6 true >> $TS_OUTPUT 2>&1
if [ $? -eq 0 ]; then
echo "2.6 works or kernel too old" >> $TS_OUTPUT
else
# this may happen after execvp - gets written to stderr
expected="^FATAL: kernel too old$"
sed -i "$ s/$expected/2.6 works or kernel too old/" $TS_OUTPUT
finmsg+=" true"
fi
if [ -n "$finmsg" ]; then
finmsg=$(echo unsupported --uname-2.6: $finmsg)
else
uname26_seems_supported=yes
fi
ts_finalize_subtest "$finmsg"
# conditional subtest
if [ "$uname26_seems_supported" = "yes" ]; then
ts_init_subtest uname26-version
tmp=$($TS_CMD_SETARCH $ARCH --uname-2.6 uname -r)
if echo "$tmp" | grep -q "^2\.6\."; then
echo "kernel version changed to 2.6" >> $TS_OUTPUT
else
echo "uname26 failed" >> $TS_OUTPUT
echo "original kernel: $(uname -r)" >> $TS_OUTPUT
echo "uname26 kernel: $tmp" >> $TS_OUTPUT
fi
ts_finalize_subtest
fi # conditional subtest
ts_finalize
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