1 /* $Header: /src/pub/tcsh/tc.wait.h,v 3.11 2000/11/11 23:03:39 christos Exp $ */
3 * tc.wait.h: <sys/wait.h> for machines that don't have it or have it and
7 * Copyright (c) 1980, 1991 The Regents of the University of California.
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11 * modification, are permitted provided that the following conditions
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19 * must display the following acknowledgement:
20 * This product includes software developed by the University of
21 * California, Berkeley and its contributors.
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23 * may be used to endorse or promote products derived from this software
24 * without specific prior written permission.
26 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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42 * a little complicated #include <sys/wait.h>! :-(
43 * We try to use the system's wait.h when we can...
46 #if SYSVREL > 0 && !defined(linux)
54 # ifndef _CLASSIC_POSIX_TYPES
55 # define _CLASSIC_POSIX_TYPES
57 # include <sys/wait.h> /* 7.0 fixed it again */
60 # if (defined(OREO) || defined(IRIS4D) || defined(POSIX)) && !defined(_VMS_POSIX)
61 # include <sys/wait.h>
62 # else /* OREO || IRIS4D || POSIX */
64 # endif /* OREO || IRIS4D || POSIX */
66 #else /* SYSVREL == 0 || linux */
72 # include <sys/wait.h>
73 # endif /* WINNT_NATIVE */
75 #endif /* SYSVREL == 0 || linux */
79 * This wait is for big-endians and little endians
85 unsigned short w_Termsig:7;
86 unsigned short w_Coredump:1;
87 unsigned short w_Retcode:8;
90 unsigned short w_Stopval:8;
91 unsigned short w_Stopsig:8;
95 # define w_termsig w_T.w_Termsig
96 # define w_coredump w_T.w_Coredump
97 # define w_retcode w_T.w_Retcode
98 # define w_stopval w_S.w_Stopval
99 # define w_stopsig w_S.w_Stopsig
100 # else /* _SEQUENT_ */
101 # if defined(vax) || defined(i386) || defined(_I386)
104 unsigned int w_Termsig:7;
105 unsigned int w_Coredump:1;
106 unsigned int w_Retcode:8;
107 unsigned int w_Dummy:16;
110 unsigned int w_Stopval:8;
111 unsigned int w_Stopsig:8;
112 unsigned int w_Dummy:16;
115 # else /* mc68000 || sparc || ??? */
116 # if defined(_CRAY) || defined(ANY_OTHER_64BIT_MACHINE)
117 # define DUMMY_BITS 48
119 # define DUMMY_BITS 16
123 unsigned int w_Dummy:DUMMY_BITS;
124 unsigned int w_Retcode:8;
125 unsigned int w_Coredump:1;
126 unsigned int w_Termsig:7;
129 unsigned int w_Dummy:DUMMY_BITS;
130 unsigned int w_Stopsig:8;
131 unsigned int w_Stopval:8;
134 # endif /* vax || i386 || _I386 */
137 # define w_termsig w_P.w_T.w_Termsig
138 # define w_coredump w_P.w_T.w_Coredump
139 # define w_retcode w_P.w_T.w_Retcode
140 # define w_stopval w_P.w_S.w_Stopval
141 # define w_stopsig w_P.w_S.w_Stopsig
142 # endif /* _SEQUENT_ */
146 # define WNOHANG 1 /* dont hang in wait */
150 # define WUNTRACED 2 /* tell about stopped, untraced children */
153 # define WSTOPPED 0177
154 # define WIFSTOPPED(x) ((x).w_stopval == WSTOPPED)
155 # define WIFSIGNALED(x) (((x).w_stopval != WSTOPPED) && ((x).w_termsig != 0))
157 #endif /* NEEDwait */
159 #endif /* _h_tc_wait */