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Add a simple test for pipe inode numbers reported by fstat(2).

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Submitted by:	gianni
MFC after:	1 week
This commit is contained in:
Konstantin Belousov 2011-12-01 11:20:25 +00:00
parent fcc050e759
commit 8df934eb55
1 changed files with 66 additions and 0 deletions
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tools/regression/pipe/pipe-ino.c Normal file
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/*-
* Copyright (c) 2011 Giovanni Trematerra <giovanni.trematerra@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/*
* $FreeBSD$
* Test conformance to stat(2) SUSv4 description:
* "For all other file types defined in this volume of POSIX.1-2008, the
* structure members st_mode, st_ino, st_dev, st_uid, st_gid, st_atim,
* st_ctim, and st_mtim shall have meaningful values ...".
* Check that st_dev and st_ino are meaningful.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <err.h>
#include <stdio.h>
#include <unistd.h>
int
main(int argc, char **argv)
{
int pipefd[2];
struct stat st1, st2;
if (pipe(pipefd) == -1)
err(1, "FAIL: pipe");
if (fstat(pipefd[0], &st1) == -1)
err(1, "FAIL: fstat st1");
if (fstat(pipefd[1], &st2) == -1)
err(1, "FAIL: fstat st2");
if (st1.st_dev != st2.st_dev || st1.st_dev == 0 || st2.st_dev == 0) {
errx(1, "FAIL: wrong dev number %d %d",
st1.st_dev, st2.st_dev);
}
if (st1.st_ino == st2.st_ino)
errx(1, "FAIL: inode numbers are equal: %d", st1.st_ino);
close(pipefd[0]);
close(pipefd[1]);
printf("PASS\n");
return (0);
}