1#!/bin/sh
2
3#
4# Copyright (c) 2012 Peter Holm <pho@FreeBSD.org>
5# All rights reserved.
6#
7# Redistribution and use in source and binary forms, with or without
8# modification, are permitted provided that the following conditions
9# are met:
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.
15#
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
26# SUCH DAMAGE.
27#
28
29# Memory leak. Fixed in r232702.
30
31. ../default.cfg
32
33odir=`pwd`
34cd /tmp
35sed '1,/^EOF/d' < $odir/$0 > posix_fadvise.c
36mycc -o posix_fadvise -Wall -Wextra -O2 -g posix_fadvise.c
37
38n1=`vmstat -m | grep fadvise | awk '{print $2 + 0}'`
39/tmp/posix_fadvise
40n2=`vmstat -m | grep fadvise | awk '{print $2 + 0}'`
41if [ $((n2 - n1)) -gt 10 ]; then
42	echo FAIL
43	vmstat -m | sed -n '1p;/fadvise/p'
44fi
45
46rm -f /tmp/posix_fadvise posix_fadvise.c
47exit
48EOF
49#include <err.h>
50#include <fcntl.h>
51#include <stdio.h>
52#include <stdlib.h>
53#include <unistd.h>
54
55int
56main(void)
57{
58	off_t len, offset;
59	int advise, fd, i;
60
61	for (i = 0; i < 500; i++) {
62		if ((fd = open("posix_fadvise.c", O_RDONLY)) == -1)
63			err(1, "open()");
64		offset = arc4random();
65		len = arc4random();
66		advise = arc4random() % 6;
67		if (posix_fadvise(fd, offset, len, advise) == -1)
68			warn("posix_fadvise");
69		close(fd);
70	}
71	return (0);
72}
73