xref: /linux/include/uapi/linux/wait.h (revision 976e3645923bdd2fe7893aae33fd7a21098bfb28)
1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 #ifndef _UAPI_LINUX_WAIT_H
3 #define _UAPI_LINUX_WAIT_H
4 
5 #define WNOHANG		0x00000001
6 #define WUNTRACED	0x00000002
7 #define WSTOPPED	WUNTRACED
8 #define WEXITED		0x00000004
9 #define WCONTINUED	0x00000008
10 #define WNOWAIT		0x01000000	/* Don't reap, just poll status.  */
11 
12 #define __WNOTHREAD	0x20000000	/* Don't wait on children of other threads in this group */
13 #define __WALL		0x40000000	/* Wait on all children, regardless of type */
14 #define __WCLONE	0x80000000	/* Wait only on non-SIGCHLD children */
15 
16 /* First argument to waitid: */
17 #define P_ALL		0
18 #define P_PID		1
19 #define P_PGID		2
20 #define P_PIDFD		3
21 
22 
23 #endif /* _UAPI_LINUX_WAIT_H */
24