tests: (lsfd) add a case testing XMODE.m for classical syscalls for multiplexing

Signed-off-by: Masatake YAMATO <yamato@redhat.com>

diff --git a/tests/expected/lsfd/mkfds-multiplexing-poll b/tests/expected/lsfd/mkfds-multiplexing-poll
new file mode 100644 (file)
index 0000000..c23fa0f
--- /dev/null
+++ b/tests/expected/lsfd/mkfds-multiplexing-poll
@@ -0,0 +1,13 @@
+10 r----m
+11 -w----
+12 -w---m
+13 r-----
+14 r----m
+15 -w----
+16 r----m
+17 -w----
+18 -w---m
+19 r-----
+20 r----m
+21 -w----
+[poll] ASSOC,XMODE: 0

diff --git a/tests/expected/lsfd/mkfds-multiplexing-ppoll b/tests/expected/lsfd/mkfds-multiplexing-ppoll
new file mode 100644 (file)
index 0000000..46f860b
--- /dev/null
+++ b/tests/expected/lsfd/mkfds-multiplexing-ppoll
@@ -0,0 +1,13 @@
+10 r----m
+11 -w----
+12 -w---m
+13 r-----
+14 r----m
+15 -w----
+16 r----m
+17 -w----
+18 -w---m
+19 r-----
+20 r----m
+21 -w----
+[ppoll] ASSOC,XMODE: 0

diff --git a/tests/expected/lsfd/mkfds-multiplexing-pselect6 b/tests/expected/lsfd/mkfds-multiplexing-pselect6
new file mode 100644 (file)
index 0000000..fbdb773
--- /dev/null
+++ b/tests/expected/lsfd/mkfds-multiplexing-pselect6
@@ -0,0 +1,13 @@
+10 r----m
+11 -w----
+12 -w---m
+13 r-----
+14 r----m
+15 -w----
+16 r----m
+17 -w----
+18 -w---m
+19 r-----
+20 r----m
+21 -w----
+[pselect6] ASSOC,XMODE: 0

diff --git a/tests/expected/lsfd/mkfds-multiplexing-select b/tests/expected/lsfd/mkfds-multiplexing-select
new file mode 100644 (file)
index 0000000..a44b0da
--- /dev/null
+++ b/tests/expected/lsfd/mkfds-multiplexing-select
@@ -0,0 +1,13 @@
+10 r----m
+11 -w----
+12 -w---m
+13 r-----
+14 r----m
+15 -w----
+16 r----m
+17 -w----
+18 -w---m
+19 r-----
+20 r----m
+21 -w----
+[select] ASSOC,XMODE: 0

diff --git a/tests/ts/lsfd/mkfds-multiplexing b/tests/ts/lsfd/mkfds-multiplexing
new file mode 100755 (executable)
index 0000000..d734ba9
--- /dev/null
+++ b/tests/ts/lsfd/mkfds-multiplexing
@@ -0,0 +1,63 @@
+#!/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="${0%/*}/../.."
+TS_DESC="XMODE.m for classical system calls for multiplexing"
+
+. "$TS_TOPDIR"/functions.sh
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_LSFD"
+ts_check_test_command "$TS_HELPER_MKFDS"
+
+# /proc/${PID}/syscall is rendered in the host side byteorder.
+ts_skip_qemu_user
+
+ts_check_prog "grep"
+
+ts_cd "$TS_OUTDIR"
+
+PID=
+
+for multiplexer in pselect6 select poll ppoll; do
+    ts_init_subtest "${multiplexer}"
+    if ! "$TS_HELPER_MKFDS" -W | grep -q "^$multiplexer\$"; then
+       ts_skip_subtest "the multiplexer ${multiplexer} is not available"
+       continue
+    fi
+
+    {
+       coproc MKFDS { "$TS_HELPER_MKFDS" -w "$multiplexer" multiplexing {10..22}; }
+       if read -r -u "${MKFDS[0]}" PID; then
+           if ! cat /proc/"${PID}"/syscall > /dev/null 2>&1; then
+               kill -CONT "${PID}"
+               wait "${MKFDS_PID}"
+               ts_skip_subtest "cannot open /proc/${PID}/syscall"
+               continue
+           fi
+
+           "${TS_CMD_LSFD}" -n -o ASSOC,XMODE -p "${PID}" -Q '(FD >= 10) && (FD <= 22)'
+           echo "[$multiplexer] ASSOC,XMODE: $?"
+
+           echo DONE >&"${MKFDS[1]}"
+       fi
+    } > "$TS_OUTPUT" 2>&1
+
+    wait "${MKFDS_PID}"
+    ts_finalize_subtest
+done
+
+ts_finalize