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[glibc.git] / resource / ulimit.h
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1 /* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
17 02111-1307 USA. */
19 #ifndef _ULIMIT_H
20 #define _ULIMIT_H 1
22 #include <features.h>
24 /* Constants used as the first parameter for `ulimit'. They denote limits
25 which can be set or retrieved using this function. */
26 enum
28 UL_GETFSIZE = 1, /* Return limit on the size of a file,
29 in units of 512 bytes. */
30 #define UL_GETFSIZE UL_GETFSIZE
31 UL_SETFSIZE, /* Set limit on the size of a file to
32 second argument. */
33 #define UL_SETFSIZE UL_SETFSIZE
34 __UL_GETMAXBRK, /* Return the maximum possible address
35 of the data segment. */
36 __UL_GETOPENMAX /* Return the maximum number of files
37 that the calling process can open.*/
41 __BEGIN_DECLS
43 /* Control process limits according to CMD. */
44 extern long int ulimit (int __cmd, ...) __THROW;
46 __END_DECLS
48 #endif /* ulimit.h */