banan-os/userspace/libraries/LibC/include/sys/wait.h

46 lines
991 B
C

#ifndef _SYS_WAIT_H
#define _SYS_WAIT_H 1
// https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/sys_wait.h.html
#include <sys/cdefs.h>
__BEGIN_DECLS
#define __need_id_t
#define __need_pid_t
#include <sys/types.h>
#include <signal.h>
#define WCONTINUED 0x01
#define WNOHANG 0x02
#define WUNTRACED 0x04
#define WEXITED 0x08
#define WNOWAIT 0x10
#define WSTOPPED 0x20
#define WEXITSTATUS(status) (((status) >> 8) & 0xFF)
#define WSTOPSIG(status) WEXITSTATUS(status)
#define WTERMSIG(status) ((status) & 0x7F)
#define WIFEXITED(status) (WTERMSIG(status) == 0)
#define WIFSIGNALED(status) (((status) & 0x7F) > 0 && ((status) & 0x7F) < 0x7F)
#define WIFSTOPPED(status) (((status) & 0xFF) == 0x7F)
#define __WGENEXITCODE(ret, sig) (((ret) << 8) | (sig))
typedef enum
{
P_ALL,
P_PGID,
P_PID,
} idtype_t;
pid_t wait(int* stat_loc);
int waitid(idtype_t idtype, id_t id, siginfo_t* infop, int options);
pid_t waitpid(pid_t pid, int* stat_loc, int options);
__END_DECLS
#endif