musl/include/sys/wait.h
Rich Felker 4eb4844b31 fix issues with wait constants in stdlib.h
the W* namespace is not reserved, so the nonstandard ones must be
moved under extension features. also WNOHANG and WUNTRACED were
missing.
2012-10-21 19:15:11 -04:00

53 lines
1.1 KiB
C

#ifndef _SYS_WAIT_H
#define _SYS_WAIT_H
#ifdef __cplusplus
extern "C" {
#endif
#include <features.h>
#include <signal.h>
#define __NEED_pid_t
#define __NEED_id_t
#define __NEED_siginfo_t
#include <bits/alltypes.h>
typedef int idtype_t;
pid_t wait (int *);
int waitid (idtype_t, id_t, siginfo_t *, int);
pid_t waitpid (pid_t, int *, int );
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#include <sys/resource.h>
pid_t wait3 (int *, int, struct rusage *);
pid_t wait4 (pid_t, int *, int, struct rusage *);
#endif
#define WNOHANG 1
#define WUNTRACED 2
#define WSTOPPED 2
#define WEXITED 4
#define WCONTINUED 8
#define WNOWAIT 0x1000000
#define P_ALL 0
#define P_PID 1
#define P_PGID 2
#define WEXITSTATUS(s) (((s) & 0xff00) >> 8)
#define WTERMSIG(s) ((s) & 0x7f)
#define WSTOPSIG(s) WEXITSTATUS(s)
#define WCOREDUMP(s) ((s) & 0x80)
#define WIFEXITED(s) (!WTERMSIG(s))
#define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
#define WIFSIGNALED(s) (((signed char) (((s) & 0x7f) + 1) >> 1) > 0)
#define WIFCONTINUED(s) ((s) == 0xffff)
#ifdef __cplusplus
}
#endif
#endif