Viewing file:  waitflags.h (1.66 KB) -rw-r--r--
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/* Definitions of flag bits for `waitpid' et al.
Copyright (C) 1992-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#if !defined _SYS_WAIT_H && !defined _STDLIB_H
# error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead."
#endif
/* Bits in the third argument to `waitpid'. */
#define WNOHANG 1 /* Don't block waiting. */
#define WUNTRACED 2 /* Report status of stopped children. */
/* Bits in the fourth argument to `waitid'. */
#if defined __USE_XOPEN_EXTENDED || defined __USE_XOPEN2K8
# define WSTOPPED 2 /* Report stopped child (same as WUNTRACED). */
# define WEXITED 4 /* Report dead child. */
# define WCONTINUED 8 /* Report continued child. */
# define WNOWAIT 0x01000000 /* Don't reap, just poll status. */
#endif
#define __WNOTHREAD 0x20000000 /* Don't wait on children of other threads
in this group */
#define __WALL 0x40000000 /* Wait for any child. */
#define __WCLONE 0x80000000 /* Wait for cloned process. */
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