101 lines
2.7 KiB
C
Executable File
101 lines
2.7 KiB
C
Executable File
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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#ifndef _SYS_WAIT_H
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#define _SYS_WAIT_H
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#pragma ident "@(#)wait.h 1.15 94/11/05 SMI" /* SVr4.0 1.10 */
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#include <sys/feature_tests.h>
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#include <sys/types.h>
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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#include <sys/siginfo.h>
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#include <sys/procset.h>
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#endif /* !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) */
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* arguments to wait functions
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*/
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#define WUNTRACED 0004 /* wait for processes stopped by signals */
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#define WNOHANG 0100 /* non blocking form of wait */
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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#define WEXITED 0001 /* wait for processes that have exited */
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#define WTRAPPED 0002 /* wait for processes stopped while tracing */
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#define WSTOPPED WUNTRACED /* backwards compatibility */
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#define WCONTINUED 0010 /* wait for processes continued */
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#define WNOWAIT 0200 /* non destructive form of wait */
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#define WOPTMASK (WEXITED|WTRAPPED|WSTOPPED|WCONTINUED|WNOHANG|WNOWAIT)
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#endif /* !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) */
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/*
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* macros for stat return from wait functions
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*/
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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#define WSTOPFLG 0177
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#define WCONTFLG 0177777
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#define WCOREFLG 0200
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#define WSIGMASK 0177
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#define WLOBYTE(stat) ((int)((stat)&0377))
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#define WHIBYTE(stat) ((int)(((stat)>>8)&0377))
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#define WWORD(stat) ((int)((stat))&0177777)
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#define WIFCONTINUED(stat) (WWORD(stat) == WCONTFLG)
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#define WCOREDUMP(stat) ((stat)&WCOREFLG)
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#endif /* !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) */
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#define WIFEXITED(stat) ((int)((stat)&0xFF) == 0)
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#define WIFSIGNALED(stat) ((int)((stat)&0xFF) > 0 && \
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(int)((stat)&0xFF00) == 0)
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#define WIFSTOPPED(stat) ((int)((stat)&0xFF) == 0177 && \
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(int)((stat)&0xFF00) != 0)
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#define WEXITSTATUS(stat) ((int)(((stat)>>8)&0xFF))
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#define WTERMSIG(stat) ((int)((stat)&0x7F))
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#define WSTOPSIG(stat) ((int)(((stat)>>8)&0xFF))
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#if !defined(_KERNEL)
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#if defined(__STDC__)
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extern pid_t wait(int *);
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extern pid_t waitpid(pid_t, int *, int);
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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extern int waitid(idtype_t, id_t, siginfo_t *, int);
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#endif /* !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) */
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#else
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extern pid_t wait();
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extern pid_t waitpid();
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#if !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE)
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extern int waitid();
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#endif /* !defined(_POSIX_C_SOURCE) && !defined(_XOPEN_SOURCE) */
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#endif /* __STDC__ */
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#endif /* _KERNEL */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _SYS_WAIT_H */
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