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79 lines
2.1 KiB
Bash
79 lines
2.1 KiB
Bash
#!/bin/sh
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#-
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# Copyright (c) 2011 Jilles Tjoelker
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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: "${SED=sed}"
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# This test really needs an SMP system. On an UP system, it will
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# usually pass even if the race condition exists.
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if command -v cpuset >/dev/null; then
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case `cpuset -g -p $$` in
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*,*) ;;
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*)
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echo '1..0 # Skipped: not an SMP system'
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exit 0 ;;
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esac
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fi
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echo "1..1"
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data=abababab
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data=$data$data$data$data
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data=$data$data$data$data
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data=$data$data$data$data
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data=$data$data$data$data
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data="BEGIN
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$data
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END"
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for i in 0 1 2 3 4 5 6 7 8 9; do
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echo "$data" >file$i
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done
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len=${#data}
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i=0
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while [ $i -lt 100 ]; do
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${SED} -i.prev "s/$i/ab/" file[0-9]
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i=$((i+1))
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done &
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sedproc=$!
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while :; do
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set -- file[0-9]
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if [ $# -ne 10 ]; then
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echo "not ok 1 inplace_race"
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exit 3
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fi
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done &
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checkproc=$!
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wait $sedproc
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kill $checkproc 2>/dev/null
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wait $checkproc >/dev/null 2>&1
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if [ $? -ne 3 ]; then
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echo "ok 1 inplace_race"
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fi
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