megactl/src/schily/waitdefs.h

142 lines
3.2 KiB
C

/* @(#)waitdefs.h 1.10 03/02/25 Copyright 1995-2003 J. Schilling */
/*
* Definitions to deal with various kinds of wait flavour
*
* Copyright (c) 1995-2003 J. Schilling
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; see the file COPYING. If not, write to the Free Software
* Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _WAITDEFS_H
#define _WAITDEFS_H
#ifndef _MCONFIG_H
#include <mconfig.h>
#endif
/*
* Needed for SysVr4
*/
#ifndef _INCL_SYS_TYPES_H
#include <sys/types.h>
#define _INCL_SYS_TYPES_H
#endif
#if defined(HAVE_WAIT_H)
# ifndef _INCL_WAIT_H
# include <wait.h>
# define _INCL_WAIT_H
# endif
#else
/*
* K&R Compiler doesn't like #elif
*/
# if defined(HAVE_SYS_WAIT_H) /* POSIX.1 compl. sys/wait.h */
# undef HAVE_UNION_WAIT /* POSIX.1 doesn't use U_W */
# ifndef _INCL_SYS_WAIT_H
# include <sys/wait.h>
# define _INCL_SYS_WAIT_H
# endif
# else
# if defined(HAVE_UNION_WAIT) /* Pure BSD U_W / sys/wait.h */
# ifndef _INCL_SYS_WAIT_H
# include <sys/wait.h>
# define _INCL_SYS_WAIT_H
# endif
# endif
# endif
#endif
#ifdef __cplusplus
extern "C" {
#endif
#ifdef HAVE_UNION_WAIT
# define WAIT_T union wait
# ifndef WSTOPPED
# define WSTOPPED 0x7F
# endif
# ifndef WTERMSIG
# define WTERMSIG(status) ((status).w_termsig)
# endif
# ifndef WCOREDUMP
# define WCOREDUMP(status) ((status).w_coredump)
# endif
# ifndef WEXITSTATUS
# define WEXITSTATUS(status) ((status).w_retcode)
# endif
# ifndef WSTOPSIG
# define WSTOPSIG(status) ((status).w_stopsig)
# endif
# ifndef WIFSTOPPED
# define WIFSTOPPED(status) ((status).w_stopval == \
WSTOPPED)
# endif
# ifndef WIFSIGNALED
# define WIFSIGNALED(status) ((status).w_stopval != \
WSTOPPED && \
(status).w_termsig != 0)
# endif
# ifndef WIFEXITED
# define WIFEXITED(status) ((status).w_stopval != \
WSTOPPED && \
(status).w_termsig == 0)
# endif
#else
# define WAIT_T int
# ifndef WTERMSIG
# define WTERMSIG(status) ((status) & 0x7F)
# endif
# ifndef WCOREDUMP
# define WCOREDUMP(status) ((status) & 0x80)
# endif
# ifndef WEXITSTATUS
# define WEXITSTATUS(status) (((status) >> 8) & 0xFF)
# endif
# ifndef WSTOPSIG
# define WSTOPSIG(status) (((status) >> 8) & 0xFF)
# endif
# ifndef WIFSTOPPED
# define WIFSTOPPED(status) (((status) & 0xFF) == 0x7F)
# endif
# ifndef WIFSIGNALED
# define WIFSIGNALED(status) (((status) & 0xFF) != 0x7F && \
WTERMSIG(status) != 0)
# endif
# ifndef WIFEXITED
# define WIFEXITED(status) (((status) & 0xFF) == 0)
# endif
#endif
#ifndef WCOREFLG
#define WCOREFLG 0x80
#endif
#ifndef WSTOPFLG
#define WSTOPFLG 0x7F
#endif
#ifndef WCONTFLG
#define WCONTFLG 0xFFFF
#endif
#ifdef __cplusplus
}
#endif
#endif /* _WAITDEFS_H */