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#!/bin/sh
#
# Check whether -c and -w options work.
#
# Copyright (c) 2014-2016 Dmitry V. Levin <ldv@strace.io>
# Copyright (c) 2014-2020 The strace developers.
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later
. "${srcdir=.}/init.sh"
run_prog ../sleep 0
check_prog grep
grep_log()
{
local pattern="$1"; shift
run_strace "$@" ../sleep 1
grep nanosleep "$LOG" > /dev/null ||
framework_skip_ 'sleep does not use nanosleep'
LC_ALL=C grep -E -x -e "$pattern" "$LOG" > /dev/null || {
echo "Pattern of expected output: $pattern"
echo 'Actual output:'
dump_log_and_fail_with "$STRACE $args output mismatch"
}
}
GENERIC=' *[^ ]+ +0\.0[^n]*nanosleep *'
WALLCLOCK=' *[^ ]+ +(1\.[01]|0\.99)[^n]*nanosleep *'
WALLCLOCK1='100\.00 +(1\.[01]|0\.99)[^n]*nanosleep'
HALFCLOCK=' *[^ ]+ +0\.[567][^n]*nanosleep *'
grep_log "$GENERIC" -c
grep_log "$GENERIC" -c -O1
grep_log "$GENERIC" -c --summary-syscall-overhead=1
grep_log "$GENERIC" -c -enanosleep
grep_log "$GENERIC" -c -O1 -enanosleep
grep_log "$WALLCLOCK" -cw
grep_log "$WALLCLOCK" -cw -O1
grep_log "$WALLCLOCK1" -cw -enanosleep
grep_log "$WALLCLOCK1" -cw -O1 -enanosleep
grep_log "$HALFCLOCK" -cw -O4.5e2ms -enanosleep
grep_log "$HALFCLOCK" -cw --summary-syscall-overhead=4.5e2ms -enanosleep
grep_log "$HALFCLOCK" -cw -O4.5e-1s -enanosleep
grep_log "$HALFCLOCK" -cw --summary-syscall-overhead=4.5e-1s -enanosleep
grep_log "$HALFCLOCK" -cw -O456789012ns -enanosleep
grep_log "$HALFCLOCK" -cw --summary-syscall-overhead=456789012ns -enanosleep
exit 0
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