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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="${0%/*}/../.."
TS_DESC="ptmx and associated pts"
. "$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=
FD0=5
FD1=6
INDEX=
col_test()
{
local col=$1
local expected=$2
local output
output=$(${TS_CMD_LSFD} -p "${PID}" -n --raw -o "$col" -Q "${EXPR}")
echo "$col": $?
if [[ "$output" != "$expected" ]]; then
echo "expected ${col} -Q ${EXPR}: ${expected}"
echo "output ${col} -Q ${EXPR}: ${output}"
fi
}
{
coproc MKFDS { "$TS_HELPER_MKFDS" pty $FD0 $FD1 ; }
if read -u ${MKFDS[0]} PID INDEX; then
EXPR='(FD == '$FD0')'
columns=ASSOC,MODE,TYPE,SOURCE
${TS_CMD_LSFD} -p "${PID}" -n -r -o "$columns" -Q "${EXPR}"
echo "$columns": $?
col_test NAME "tty-index=${INDEX}"
col_test ENDPOINTS "${PID},test_mkfds,${FD1}r-"
col_test PTMX.TTY-INDEX "$INDEX"
EXPR='(FD == '$FD1')'
columns=ASSOC,MODE,TYPE
${TS_CMD_LSFD} -p "${PID}" -n -r -o "$columns" -Q "${EXPR}"
echo "$columns": $?
col_test SOURCE "pts:${INDEX}"
col_test NAME "/dev/pts/${INDEX}"
col_test ENDPOINTS "${PID},test_mkfds,${FD0}rw"
echo DONE >&"${MKFDS[1]}"
fi
wait ${MKFDS_PID}
} > $TS_OUTPUT 2>&1
ts_finalize
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