| 1 | #ifndef _SYS_WAIT_H |
| 2 | #define _SYS_WAIT_H |
| 3 | #ifdef __cplusplus |
| 4 | extern "C" { |
| 5 | #endif |
| 6 | |
| 7 | #include <features.h> |
| 8 | |
| 9 | #define __NEED_pid_t |
| 10 | #define __NEED_id_t |
| 11 | #include <bits/alltypes.h> |
| 12 | |
| 13 | typedef enum { |
| 14 | P_ALL = 0, |
| 15 | P_PID = 1, |
| 16 | P_PGID = 2, |
| 17 | P_PIDFD = 3 |
| 18 | } idtype_t; |
| 19 | |
| 20 | pid_t wait (int *); |
| 21 | pid_t waitpid (pid_t, int *, int ); |
| 22 | |
| 23 | #if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \ |
| 24 | || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \ |
| 25 | || defined(_BSD_SOURCE) |
| 26 | #include <signal.h> |
| 27 | int waitid (idtype_t, id_t, siginfo_t *, int); |
| 28 | #endif |
| 29 | |
| 30 | #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) |
| 31 | #include <sys/resource.h> |
| 32 | pid_t wait3 (int *, int, struct rusage *); |
| 33 | pid_t wait4 (pid_t, int *, int, struct rusage *); |
| 34 | #endif |
| 35 | |
| 36 | #define WNOHANG 1 |
| 37 | #define WUNTRACED 2 |
| 38 | |
| 39 | #define WSTOPPED 2 |
| 40 | #define WEXITED 4 |
| 41 | #define WCONTINUED 8 |
| 42 | #define WNOWAIT 0x1000000 |
| 43 | |
| 44 | #define __WNOTHREAD 0x20000000 |
| 45 | #define __WALL 0x40000000 |
| 46 | #define __WCLONE 0x80000000 |
| 47 | |
| 48 | #define WEXITSTATUS(s) (((s) & 0xff00) >> 8) |
| 49 | #define WTERMSIG(s) ((s) & 0x7f) |
| 50 | #define WSTOPSIG(s) WEXITSTATUS(s) |
| 51 | #define WCOREDUMP(s) ((s) & 0x80) |
| 52 | #define WIFEXITED(s) (!WTERMSIG(s)) |
| 53 | #define WIFSTOPPED(s) ((short)((((s)&0xffff)*0x10001U)>>8) > 0x7f00) |
| 54 | #define WIFSIGNALED(s) (((s)&0xffff)-1U < 0xffu) |
| 55 | #define WIFCONTINUED(s) ((s) == 0xffff) |
| 56 | |
| 57 | #if _REDIR_TIME64 |
| 58 | #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE) |
| 59 | __REDIR(wait3, __wait3_time64); |
| 60 | __REDIR(wait4, __wait4_time64); |
| 61 | #endif |
| 62 | #endif |
| 63 | |
| 64 | #ifdef __cplusplus |
| 65 | } |
| 66 | #endif |
| 67 | #endif |