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waitflags.h 2.2 KB

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  1. //
  2. // Copyright 2026 Aarav Ravindra Kharade
  3. //
  4. // Licensed under the Apache License, Version 2.0 (the "License");
  5. // you may not use this file except in compliance with the License.
  6. // You may obtain a copy of the License at
  7. //
  8. // http://www.apache.org/licenses/LICENSE-2.0
  9. //
  10. // Unless required by applicable law or agreed to in writing, software
  11. // distributed under the License is distributed on an "AS IS" BASIS,
  12. // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13. // See the License for the specific language governing permissions and
  14. // limitations under the License.
  15. //
  16. /* Definitions of flag bits for `waitpid' et al.
  17. Copyright (C) 1992-2026 Free Software Foundation, Inc.
  18. This file is part of the GNU C Library.
  19. The GNU C Library is free software; you can redistribute it and/or
  20. modify it under the terms of the GNU Lesser General Public
  21. License as published by the Free Software Foundation; either
  22. version 2.1 of the License, or (at your option) any later version.
  23. The GNU C Library is distributed in the hope that it will be useful,
  24. but WITHOUT ANY WARRANTY; without even the implied warranty of
  25. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  26. Lesser General Public License for more details.
  27. You should have received a copy of the GNU Lesser General Public
  28. License along with the GNU C Library; if not, see
  29. <https://www.gnu.org/licenses/>. */
  30. #if !defined _SYS_WAIT_H && !defined _STDLIB_H
  31. # error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead."
  32. #endif
  33. /* Bits in the third argument to `waitpid'. */
  34. #define WNOHANG 1 /* Don't block waiting. */
  35. #define WUNTRACED 2 /* Report status of stopped children. */
  36. /* Bits in the fourth argument to `waitid'. */
  37. #if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
  38. # define WSTOPPED 2 /* Report stopped child (same as WUNTRACED). */
  39. # define WEXITED 4 /* Report dead child. */
  40. # define WCONTINUED 8 /* Report continued child. */
  41. # define WNOWAIT 0x01000000 /* Don't reap, just poll status. */
  42. #endif
  43. #define __WNOTHREAD 0x20000000 /* Don't wait on children of other threads
  44. in this group */
  45. #define __WALL 0x40000000 /* Wait for any child. */
  46. #define __WCLONE 0x80000000 /* Wait for cloned process. */