4 # Copyright (c) 2009 Peter Holm <pho@FreeBSD.org>
7 # Redistribution and use in source and binary forms, with or without
8 # modification, are permitted provided that the following conditions
10 # 1. Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # 2. Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in the
14 # documentation and/or other materials provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 # Test high water mark for freeblks
37 sed '1,/^EOF/d' < $here/$0 > truncate.c
38 cc -o truncate -Wall -O2 truncate.c
40 [ -d $RUNDIR ] || mkdir -p $RUNDIR
64 for (j = 0; j < 10; j++) {
65 sprintf(name, "%05d.%05d", getpid(), j);
66 if ((fd[j] = open(name, O_WRONLY | O_CREAT | O_APPEND, 0666)) == -1)
71 for (i = 0; i < 100000; i++) {
72 for (j = 0; j < 10; j++) {
73 if (write(fd[j], buf, 2) != 2)
75 if (ftruncate(fd[j], 0) == -1)
83 main(int argc, char **argv)
87 for (i = 0; i < 20; i++) {
91 for (i = 0; i < 20; i++)