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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:30:35 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:30:35 +0000 |
commit | 378c18e5f024ac5a8aef4cb40d7c9aa9633d144c (patch) | |
tree | 44dfb6ca500d32cabd450649b322a42e70a30683 /tests/ts/lsfd/mkfds-pipe-no-fork | |
parent | Initial commit. (diff) | |
download | util-linux-upstream.tar.xz util-linux-upstream.zip |
Adding upstream version 2.38.1.upstream/2.38.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ts/lsfd/mkfds-pipe-no-fork')
-rwxr-xr-x | tests/ts/lsfd/mkfds-pipe-no-fork | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/tests/ts/lsfd/mkfds-pipe-no-fork b/tests/ts/lsfd/mkfds-pipe-no-fork new file mode 100755 index 0000000..171b3b8 --- /dev/null +++ b/tests/ts/lsfd/mkfds-pipe-no-fork @@ -0,0 +1,73 @@ +#!/bin/bash +# +# Copyright (C) 2021 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="pipe, no fork" + +. $TS_TOPDIR/functions.sh +ts_init "$*" + +ts_check_test_command "$TS_CMD_LSFD" +ts_check_test_command "$TS_HELPER_MKFDS" + +ts_check_prog "stat" +ts_check_prog "readlink" + +ts_cd "$TS_OUTDIR" + +pipe_name() +{ + readlink /proc/$1/fd/$2 +} + +pipe_inode() +{ + stat -L -c %i /proc/$1/fd/$2 +} + +PID= +FD0=3 +FD1=4 +EXPR= + +{ + coproc MKFDS { "$TS_HELPER_MKFDS" pipe-no-fork $FD0 $FD1 nonblock=-w; } + if read -u ${MKFDS[0]} PID; then + EXPR='(PID == '"${PID}"') and ((FD == '"$FD0"') or (FD =='"$FD1"'))' + ${TS_CMD_LSFD} -n -o ASSOC,MODE,TYPE,SOURCE,FLAGS -Q "${EXPR}" + echo 'ASSOC,MODE,TYPE,SOURCE,FLAGS': $? + + LSFD_PIDS=$(${TS_CMD_LSFD} --raw -n -o PID -Q "${EXPR}") + echo 'PID[RUN]:' $? + [ "${LSFD_PIDS}" == "$(printf '%d\n%d' ${PID} ${PID})" ] + echo 'PID[STR]:' $? + + LSFD_NAMES=$(${TS_CMD_LSFD} --raw -n -o NAME -Q "${EXPR}") + echo 'NAMES[RUN]:' $? + [ "${LSFD_NAMES}" == "$(printf '%s\n%s' $(pipe_name $PID $FD0) $(pipe_name $PID $FD1))" ] + echo 'NAMES[STR]:' $? + + LSFD_INODES=$(${TS_CMD_LSFD} --raw -n -o INODE -Q "${EXPR}") + echo 'INODES[RUN]:' $? + [ "${LSFD_INODES}" == "$(printf '%d\n%d' $(pipe_inode $PID $FD0) $(pipe_inode $PID $FD1))" ] + echo 'INODES[STR]:' $? + + kill -CONT ${PID} + wait ${MKFDS_PID} + fi +} > $TS_OUTPUT 2>&1 + +ts_finalize |