1 /* Copyright (C) 1997-2022 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. */ 25 enum 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. */ 43 extern long int ulimit (int __cmd, ...) __THROW; 44 45 __END_DECLS 46 47 #endif /* ulimit.h */ 48