159243Sobrien/* 259243Sobrien * tc.wait.h: <sys/wait.h> for machines that don't have it or have it and 359243Sobrien * is incorrect. 459243Sobrien */ 559243Sobrien/*- 659243Sobrien * Copyright (c) 1980, 1991 The Regents of the University of California. 759243Sobrien * All rights reserved. 859243Sobrien * 959243Sobrien * Redistribution and use in source and binary forms, with or without 1059243Sobrien * modification, are permitted provided that the following conditions 1159243Sobrien * are met: 1259243Sobrien * 1. Redistributions of source code must retain the above copyright 1359243Sobrien * notice, this list of conditions and the following disclaimer. 1459243Sobrien * 2. Redistributions in binary form must reproduce the above copyright 1559243Sobrien * notice, this list of conditions and the following disclaimer in the 1659243Sobrien * documentation and/or other materials provided with the distribution. 17100616Smp * 3. Neither the name of the University nor the names of its contributors 1859243Sobrien * may be used to endorse or promote products derived from this software 1959243Sobrien * without specific prior written permission. 2059243Sobrien * 2159243Sobrien * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2259243Sobrien * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2359243Sobrien * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2459243Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2559243Sobrien * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2659243Sobrien * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2759243Sobrien * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2859243Sobrien * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2959243Sobrien * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3059243Sobrien * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3159243Sobrien * SUCH DAMAGE. 3259243Sobrien */ 3359243Sobrien#ifndef _h_tc_wait 3459243Sobrien#define _h_tc_wait 3559243Sobrien 3659243Sobrien/* 3759243Sobrien * a little complicated #include <sys/wait.h>! :-( 3859243Sobrien * We try to use the system's wait.h when we can... 3959243Sobrien */ 4059243Sobrien 41231990Smp#if SYSVREL > 0 && !defined(__linux__) && !defined(__GNU__) && !defined(__GLIBC__) 4259243Sobrien# ifdef hpux 4359243Sobrien# ifndef __hpux 4459243Sobrien# define NEEDwait 4559243Sobrien# else 4659243Sobrien# ifndef POSIX 4759243Sobrien# define _BSD 4859243Sobrien# endif 4959243Sobrien# ifndef _CLASSIC_POSIX_TYPES 5059243Sobrien# define _CLASSIC_POSIX_TYPES 5159243Sobrien# endif 5259243Sobrien# include <sys/wait.h> /* 7.0 fixed it again */ 5359243Sobrien# endif /* __hpux */ 5459243Sobrien# else /* hpux */ 5559243Sobrien# if (defined(OREO) || defined(IRIS4D) || defined(POSIX)) && !defined(_VMS_POSIX) 5659243Sobrien# include <sys/wait.h> 5759243Sobrien# else /* OREO || IRIS4D || POSIX */ 5859243Sobrien# define NEEDwait 5959243Sobrien# endif /* OREO || IRIS4D || POSIX */ 6059243Sobrien# endif /* hpux */ 61145479Smp#else /* SYSVREL == 0 || glibc */ 6259243Sobrien# ifdef _MINIX 6359243Sobrien# undef NEEDwait 6459243Sobrien# include "mi.wait.h" 6559243Sobrien# else 6669408Sache# ifndef WINNT_NATIVE 6759243Sobrien# include <sys/wait.h> 6869408Sache# endif /* WINNT_NATIVE */ 6959243Sobrien# endif /* _MINIX */ 70145479Smp#endif /* SYSVREL == 0 || glibc */ 7159243Sobrien 7259243Sobrien#ifdef NEEDwait 7359243Sobrien/* 7459243Sobrien * This wait is for big-endians and little endians 7559243Sobrien */ 7659243Sobrienunion wait { 7759243Sobrien int w_status; 7859243Sobrien# ifdef _SEQUENT_ 7959243Sobrien struct { 8059243Sobrien unsigned short w_Termsig:7; 8159243Sobrien unsigned short w_Coredump:1; 8259243Sobrien unsigned short w_Retcode:8; 8359243Sobrien } w_T; 8459243Sobrien struct { 8559243Sobrien unsigned short w_Stopval:8; 8659243Sobrien unsigned short w_Stopsig:8; 8759243Sobrien } w_S; 8859243Sobrien}; 8959243Sobrien 9059243Sobrien# define w_termsig w_T.w_Termsig 9159243Sobrien# define w_coredump w_T.w_Coredump 9259243Sobrien# define w_retcode w_T.w_Retcode 9359243Sobrien# define w_stopval w_S.w_Stopval 9459243Sobrien# define w_stopsig w_S.w_Stopsig 9559243Sobrien# else /* _SEQUENT_ */ 96100616Smp# if defined(vax) || defined(__vax__) || defined(i386) || defined(_I386) || defined(__i386__) 9759243Sobrien union { 9859243Sobrien struct { 9959243Sobrien unsigned int w_Termsig:7; 10059243Sobrien unsigned int w_Coredump:1; 10159243Sobrien unsigned int w_Retcode:8; 10259243Sobrien unsigned int w_Dummy:16; 10359243Sobrien } w_T; 10459243Sobrien struct { 10559243Sobrien unsigned int w_Stopval:8; 10659243Sobrien unsigned int w_Stopsig:8; 10759243Sobrien unsigned int w_Dummy:16; 10859243Sobrien } w_S; 10959243Sobrien } w_P; 11059243Sobrien# else /* mc68000 || sparc || ??? */ 11159243Sobrien# if defined(_CRAY) || defined(ANY_OTHER_64BIT_MACHINE) 11259243Sobrien# define DUMMY_BITS 48 11359243Sobrien# else /* _CRAY */ 11459243Sobrien# define DUMMY_BITS 16 11559243Sobrien# endif /* _CRAY */ 11659243Sobrien union { 11759243Sobrien struct { 11859243Sobrien unsigned int w_Dummy:DUMMY_BITS; 11959243Sobrien unsigned int w_Retcode:8; 12059243Sobrien unsigned int w_Coredump:1; 12159243Sobrien unsigned int w_Termsig:7; 12259243Sobrien } w_T; 12359243Sobrien struct { 12459243Sobrien unsigned int w_Dummy:DUMMY_BITS; 12559243Sobrien unsigned int w_Stopsig:8; 12659243Sobrien unsigned int w_Stopval:8; 12759243Sobrien } w_S; 12859243Sobrien } w_P; 129100616Smp# endif /* vax || __vax__ || i386 || _I386 || __i386__ */ 13059243Sobrien}; 13159243Sobrien 13259243Sobrien# define w_termsig w_P.w_T.w_Termsig 13359243Sobrien# define w_coredump w_P.w_T.w_Coredump 13459243Sobrien# define w_retcode w_P.w_T.w_Retcode 13559243Sobrien# define w_stopval w_P.w_S.w_Stopval 13659243Sobrien# define w_stopsig w_P.w_S.w_Stopsig 13759243Sobrien# endif /* _SEQUENT_ */ 13859243Sobrien 13959243Sobrien 14059243Sobrien# ifndef WNOHANG 14159243Sobrien# define WNOHANG 1 /* dont hang in wait */ 14259243Sobrien# endif 14359243Sobrien 14459243Sobrien# ifndef WUNTRACED 14559243Sobrien# define WUNTRACED 2 /* tell about stopped, untraced children */ 14659243Sobrien# endif 14759243Sobrien 14859243Sobrien# define WSTOPPED 0177 14959243Sobrien# define WIFSTOPPED(x) ((x).w_stopval == WSTOPPED) 15059243Sobrien# define WIFSIGNALED(x) (((x).w_stopval != WSTOPPED) && ((x).w_termsig != 0)) 15159243Sobrien 15259243Sobrien#endif /* NEEDwait */ 15359243Sobrien 15459243Sobrien#endif /* _h_tc_wait */ 155