8a272653d9
Discussed with: kib
102 lines
2.4 KiB
Bash
Executable File
102 lines
2.4 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2016 EMC Corp.
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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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# pty(4) test scenario.
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# "panic: make_dev_sv: bad si_name (error=17, si_name=ptyp0)" seen.
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# Fixed by r293825.
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# Based on test scenario by Bruce Evans.
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[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
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. ../default.cfg
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kldstat -v | grep -q pty || { kldload pty || exit 0; }
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here=`pwd`
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cd /tmp
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sed '1,/^EOF/d' < $here/$0 > pty2.c
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mycc -o pty2 -Wall -Wextra -O2 pty2.c || exit 1
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rm -f pty2.c
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/tmp/pty2
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rm -f /tmp/pty2
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exit
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EOF
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <err.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h>
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#include <unistd.h>
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#define PARALLEL 3
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#define RUNTIME 180
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#define IN "/dev/ptyp0"
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void
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test(void)
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{
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time_t start;
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int fd;
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start = time(NULL);
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while (time(NULL) - start < RUNTIME) {
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if ((fd = open(IN, O_RDONLY)) == -1) {
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if (errno != EBUSY && errno != ENXIO && errno != ENOENT)
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err(1, "open(%s)", IN);
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} else
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close(fd);
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}
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_exit(0);
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}
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int
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main(void)
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{
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int i;
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for (i = 0; i < PARALLEL; i++)
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if (fork() == 0)
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test();
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for (i = 0; i < PARALLEL; i++)
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wait(NULL);
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return(0);
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}
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