ulimit.h 1.5 KB

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  1. /* Copyright (C) 1997-2020 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <https://www.gnu.org/licenses/>. */
  14. #ifndef _ULIMIT_H
  15. #define _ULIMIT_H 1
  16. #include <features.h>
  17. /* Constants used as the first parameter for `ulimit'. They denote limits
  18. which can be set or retrieved using this function. */
  19. enum
  20. {
  21. UL_GETFSIZE = 1, /* Return limit on the size of a file,
  22. in units of 512 bytes. */
  23. #define UL_GETFSIZE UL_GETFSIZE
  24. UL_SETFSIZE, /* Set limit on the size of a file to
  25. second argument. */
  26. #define UL_SETFSIZE UL_SETFSIZE
  27. __UL_GETMAXBRK, /* Return the maximum possible address
  28. of the data segment. */
  29. __UL_GETOPENMAX /* Return the maximum number of files
  30. that the calling process can open.*/
  31. };
  32. __BEGIN_DECLS
  33. /* Control process limits according to CMD. */
  34. extern long int ulimit (int __cmd, ...) __THROW;
  35. __END_DECLS
  36. #endif /* ulimit.h */