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#!/bin/bash
#
# Copyright (C) 2023 Masatake YAMATO <yamato@redhat.com>
#
# 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="${0%/*}/../.."
TS_DESC="timerfd"
. "$TS_TOPDIR"/functions.sh
ts_init "$*"
ts_check_test_command "$TS_CMD_LSFD"
ts_check_test_command "$TS_HELPER_MKFDS"
ts_cd "$TS_OUTDIR"
PID=
FD=3
EXPR=
{
coproc MKFDS { "$TS_HELPER_MKFDS" timerfd $FD clockid=realtime remaining=0 interval=10 interval-nanofrac=000050000; }
if read -u ${MKFDS[0]} PID; then
PID_1=$((PID -1))
EXPR="(PID > ${PID_1}.9) and (PID < ${PID}.1) and (ASSOC == 'exe')"
PID_0=$(${TS_CMD_LSFD} -n -r -o PID -Q "$EXPR")
echo "pid in a range:" $?
if [[ "${PID_0}" == "${PID}" ]]; then
echo "coparing pids": $?
else
echo "coparing pids": $? "PID_0:${PID_0} == PID:${PID}"
fi
EXPR='(TIMERFD.INTERVAL < 10.000051) and (TIMERFD.INTERVAL > 10)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL <= 10) and (TIMERFD.INTERVAL > 9.99)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL >= 10)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL >= 10.0)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL < 10) and (0 < TIMERFD.INTERVAL)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL < 10) and (0.0 < TIMERFD.INTERVAL)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL > 11)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL == 10.00005)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
EXPR='(TIMERFD.INTERVAL == 10.000051)'
${TS_CMD_LSFD} -n -r -o FD,TIMERFD.INTERVAL -p "$PID" -Q "$EXPR"
echo "FD,TIMERFD.INTERVAL: $EXPR": $?
echo DONE >&"${MKFDS[1]}"
fi
wait "${MKFDS_PID}"
} > "$TS_OUTPUT" 2>&1
ts_finalize
|
