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The CICA Windows Explosion!
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INCLUDE\SYS\WAIT.H
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1994-05-14
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/*
* This file forms part of "TKERN" - "Troy's Kernel for Windows".
*
* Copyright (C) 1994 Troy Rollo <troy@cbme.unsw.EDU.AU>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __TKWAIT_H
#define __TKWAIT_H
#ifndef __TKPROTO
#include <sys/tkproto.h>
#endif
union wait
{
long w_status;
struct
{
unsigned short w_pad0;
unsigned short w_Retcode : 8;
unsigned short w_Coredump : 1;
unsigned short w_Termsig : 7;
} w_T;
struct
{
unsigned short w_pad1 : 8;
unsigned short w_Stopevent : 8;
unsigned short w_Stopsig : 8;
unsigned short w_Stopval : 8;
} w_S;
};
#define w_termsig w_T.w_Termsig
#define w_coredump w_T.w_Coredump
#define w_retcode w_T.w_Retcode
#define w_stopval w_S.w_Stopval
#define w_stopsig w_S.w_Stopsig
#define w_stopevent w_S.w_Stopevent
#define WSTOPPED 0177
/* Caller may have status allocated as an integer if using Posix waitpid function. */
#define WIFSTOPPED(x) (((union wait *)&(x))->w_stopval == WSTOPPED)
#define WIFSIGNALED(x) (((union wait *)&(x))->w_stopval != WSTOPPED && ((union wait *)&(x))->w_termsig != 0)
#define WIFEXITED(x) (((union wait *)&(x))->w_stopval != WSTOPPED && ((union wait *)&(x))->w_termsig == 0)
#define WSTOPSIG(x) (((union wait *)&(x))->w_stopsig)
#define WTERMSIG(x) (((union wait *)&(x))->w_termsig)
#define WEXITSTATUS(x) (((union wait *)&(x))->w_retcode)
struct rusage
{
int ru_dummy;
};
extern short wait __TKPROTO((union wait *));
extern short wait3 __TKPROTO((union wait *, int, struct rusage *));
extern short waitpid __TKPROTO((int, long *, int));
#define WNOHANG 1
#define WUNTRACED 2
#endif