1/* Copyright (C) 1997-2025 Free Software Foundation, Inc.
 2   This file is part of the GNU C Library.
 3
 4   The GNU C Library is free software; you can redistribute it and/or
 5   modify it under the terms of the GNU Lesser General Public
 6   License as published by the Free Software Foundation; either
 7   version 2.1 of the License, or (at your option) any later version.
 8
 9   The GNU C Library is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public
15   License along with the GNU C Library; if not, see
16   <https://www.gnu.org/licenses/>.  */
17
18#ifndef _ULIMIT_H
19#define _ULIMIT_H	1
20
21#include <features.h>
22
23/* Constants used as the first parameter for `ulimit'.  They denote limits
24   which can be set or retrieved using this function.  */
25enum
26{
27  UL_GETFSIZE = 1,			/* Return limit on the size of a file,
28					   in units of 512 bytes.  */
29#define UL_GETFSIZE	UL_GETFSIZE
30  UL_SETFSIZE,				/* Set limit on the size of a file to
31					   second argument.  */
32#define UL_SETFSIZE	UL_SETFSIZE
33  __UL_GETMAXBRK,			/* Return the maximum possible address
34					   of the data segment.  */
35  __UL_GETOPENMAX			/* Return the maximum number of files
36					   that the calling process can open.*/
37};
38
39
40__BEGIN_DECLS
41
42/* Control process limits according to CMD.  */
43extern long int ulimit (int __cmd, ...) __THROW;
44
45__END_DECLS
46
47#endif /* ulimit.h */