mirror of
https://github.com/freebsd/freebsd-src
synced 2024-10-07 00:50:50 +00:00
dc36d6f9bb
Remove ancient SCCS tags from the tree, automated scripting, with two minor fixup to keep things compiling. All the common forms in the tree were removed with a perl script. Sponsored by: Netflix
62 lines
2.3 KiB
C
62 lines
2.3 KiB
C
/* $NetBSD: rpc_dtablesize.c,v 1.14 1998/11/15 17:32:43 christos Exp $ */
|
|
|
|
/*-
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
* Copyright (c) 2009, Sun Microsystems, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* - Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* - 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.
|
|
* - Neither the name of Sun Microsystems, Inc. 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "namespace.h"
|
|
#include <unistd.h>
|
|
#include "un-namespace.h"
|
|
|
|
int _rpc_dtablesize(void); /* XXX */
|
|
|
|
/*
|
|
* Cache the result of getdtablesize(), so we don't have to do an
|
|
* expensive system call every time.
|
|
*/
|
|
/*
|
|
* XXX In FreeBSD 2.x, you can have the maximum number of open file
|
|
* descriptors be greater than FD_SETSIZE (which us 256 by default).
|
|
*
|
|
* Since old programs tend to use this call to determine the first arg
|
|
* for _select(), having this return > FD_SETSIZE is a Bad Idea(TM)!
|
|
*/
|
|
int
|
|
_rpc_dtablesize(void)
|
|
{
|
|
static int size;
|
|
|
|
if (size == 0) {
|
|
size = getdtablesize();
|
|
if (size > FD_SETSIZE)
|
|
size = FD_SETSIZE;
|
|
}
|
|
return (size);
|
|
}
|