b6cbf7203b
This patch imports the unmodified current version of NetBSD libc. The NetBSD includes are in /nbsd_include, while the libc code itself is split between lib/nbsd_libc and common/lib/libc.
88 lines
2.9 KiB
C
88 lines
2.9 KiB
C
/* $NetBSD: compat_getmntinfo.c,v 1.1 2005/09/13 01:44:09 christos Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1989, 1993
|
|
* The Regents of the University of California. 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.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#if defined(LIBC_SCCS) && !defined(lint)
|
|
#if 0
|
|
static char sccsid[] = "@(#)getmntinfo.c 8.1 (Berkeley) 6/4/93";
|
|
#else
|
|
__RCSID("$NetBSD: compat_getmntinfo.c,v 1.1 2005/09/13 01:44:09 christos Exp $");
|
|
#endif
|
|
#endif /* LIBC_SCCS and not lint */
|
|
|
|
#define __LIBC12_SOURCE__
|
|
|
|
#include "namespace.h"
|
|
#include <sys/param.h>
|
|
#include <sys/ucred.h>
|
|
#include <sys/mount.h>
|
|
#include <compat/sys/mount.h>
|
|
|
|
#include <assert.h>
|
|
#include <errno.h>
|
|
#include <stdlib.h>
|
|
|
|
#ifdef __weak_alias
|
|
__weak_alias(getmntinfo,_getmntinfo)
|
|
#endif
|
|
|
|
/*
|
|
* Return information about mounted filesystems.
|
|
*/
|
|
int
|
|
getmntinfo(mntbufp, flags)
|
|
struct statfs12 **mntbufp;
|
|
int flags;
|
|
{
|
|
static struct statfs12 *mntbuf;
|
|
static int mntsize;
|
|
static size_t bufsize;
|
|
|
|
_DIAGASSERT(mntbufp != NULL);
|
|
|
|
if (mntsize <= 0 &&
|
|
(mntsize = getfsstat(NULL, 0L, MNT_NOWAIT)) == -1)
|
|
return (0);
|
|
if (bufsize > 0 &&
|
|
(mntsize = getfsstat(mntbuf, (long)bufsize, flags)) == -1)
|
|
return (0);
|
|
while (bufsize <= mntsize * sizeof(struct statfs12)) {
|
|
if (mntbuf)
|
|
free(mntbuf);
|
|
bufsize = (mntsize + 1) * sizeof(struct statfs12);
|
|
if ((mntbuf = malloc(bufsize)) == NULL)
|
|
return (0);
|
|
if ((mntsize = getfsstat(mntbuf, (long)bufsize, flags)) == -1)
|
|
return (0);
|
|
}
|
|
*mntbufp = mntbuf;
|
|
return (mntsize);
|
|
}
|