2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2002 Kyle Martin <mkm@ieee.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
29 #include <sys/types.h>
31 #include <sys/resource.h>
45 if (cmd == UL_GETFSIZE) {
46 if (getrlimit(RLIMIT_FSIZE, &limit) == -1)
48 limit.rlim_cur /= 512;
49 if (limit.rlim_cur > LONG_MAX)
51 return ((long)limit.rlim_cur);
52 } else if (cmd == UL_SETFSIZE) {
54 arg = va_arg(ap, long);
58 if (arg > RLIM_INFINITY / 512)
59 arg = RLIM_INFINITY / 512;
60 limit.rlim_max = limit.rlim_cur = arg * 512;
62 /* The setrlimit() function sets errno to EPERM if needed. */
63 if (setrlimit(RLIMIT_FSIZE, &limit) == -1)