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5116103826
* tests/cp/existing-perm-race: s/mkfifo/mkfifo_or_skip_/ * tests/cp/file-perm-race: Likewise. * tests/cp/parent-perm-race: Likewise. * tests/cp/special-f: Likewise. * tests/dd/reblock: Likewise. * tests/ls/file-type: Likewise. * tests/misc/cat-buf: Likewise. * tests/misc/mknod: Likewise. * tests/misc/printf-surprise: Likewise. * tests/misc/selinux: Likewise. * tests/misc/sort-spinlock-abuse: Likewise. * tests/misc/stdbuf: Likewise. * tests/misc/tac-continue: Likewise. * tests/init.cfg: Improve the error message when skipping.
45 lines
1.3 KiB
Bash
Executable File
45 lines
1.3 KiB
Bash
Executable File
#!/bin/sh
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# Ensure that cat outputs processed data immediately.
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# Copyright (C) 2009-2011 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. "${srcdir=.}/init.sh"; path_prepend_ ../src
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print_ver_ cat
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# Use a fifo rather than a pipe in the tests below
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# so that the producer (cat) will wait until the
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# consumer (dd) opens the fifo therefore increasing
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# the chance that dd will read the data from each
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# write separately.
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mkfifo_or_skip_ fifo
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echo 1 > exp
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cat_buf_1()
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{
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local delay="$1"
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dd count=1 if=fifo > out &
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(echo 1; sleep $delay; echo 2) | cat -v > fifo
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wait # for dd to complete
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compare out exp
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}
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retry_delay_ cat_buf_1 .1 6 || fail=1
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Exit $fail
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