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// -*- C++ -*-
//=============================================================================
/**
* @file os_wait.h
*
* declarations for waiting
*
* $Id$
*
* @author Don Hinton <dhinton@dresystems.com>
* @author This code was originally in various places including ace/OS.h.
*/
//=============================================================================
#ifndef ACE_OS_INCLUDE_SYS_OS_WAIT_H
#define ACE_OS_INCLUDE_SYS_OS_WAIT_H
#include /**/ "ace/pre.h"
#include "ace/config-lite.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/os_include/os_signal.h"
#include "ace/os_include/sys/os_resource.h"
#if !defined (ACE_LACKS_SYS_WAIT_H)
# include /**/ <sys/wait.h>
#endif /* !ACE_LACKS_SYS_WAIT_H */
// Place all additions (especially function declarations) within extern "C" {}
#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
// Wrapping around wait status <wstat> macros for platforms that
// lack them.
# if !defined (WCOREDUMP)
# define WCOREDUMP(stat) 0
# endif /* WCOREDUMP */
# if !defined (WNOHANG)
# define WNOHANG 0100
# endif /* !WNOHANG */
// If the value of WIFEXITED(stat) is non-zero, this macro evaluates
// to the exit code that the child process exit(3C), or the value
// that the child process returned from main. Peaceful exit code is
// 0.
# if !defined (WEXITSTATUS)
# define WEXITSTATUS(stat) stat
# endif /* WEXITSTATUS */
# if !defined (WIFCONTINUED)
# define WIFCONTINUED(stat) 0
# endif /* WIFCONTINUED */
// Evaluates to a non-zero value if status was returned for a child
// process that terminated normally. 0 means status wasn't
// returned.
# if !defined (WIFEXITED)
# define WIFEXITED(stat) 1
# endif /* WIFEXITED */
// Evaluates to a non-zero value if status was returned for a child
// process that terminated due to the receipt of a signal. 0 means
// status wasnt returned.
# if !defined (WIFSIGNALED)
# define WIFSIGNALED(stat) 0
# endif /* WIFSIGNALED */
# if !defined (WIFSTOPPED)
# define WIFSTOPPED(stat) 0
# endif /* WIFSTOPPED */
# if !defined (WSTOPSIG)
# define WSTOPSIG(stat) 0
# endif /* WSTOPSIG */
// If the value of WIFSIGNALED(stat) is non-zero, this macro
// evaluates to the number of the signal that caused the
// termination of the child process.
# if !defined (WTERMSIG)
# define WTERMSIG(stat) 0
# endif /* WTERMSIG */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#include /**/ "ace/post.h"
#endif /* ACE_OS_INCLUDE_SYS_OS_WAIT_H */
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