XEmacs / src / syswait.h

/* Define wait system call interface for Emacs.
   Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
   Copyright (C) 1995 Sun Microsystems, Inc.

This file is part of XEmacs.

XEmacs 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.

XEmacs 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 XEmacs; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.  */

#ifndef INCLUDED_syswait_h_
#define INCLUDED_syswait_h_

#include <sys/types.h>

#ifdef HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif

#ifndef WEXITSTATUS
#define WEXITSTATUS(s) ((s) >> 8)
#endif
#ifndef WIFEXITED
#define WIFEXITED(s) (((s) & 0xff) == 0)
#endif
#ifndef WIFSTOPPED
#define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
#endif
#ifndef WIFSIGNALED
#define WIFSIGNALED(s) (((unsigned int)((s)-1) & 0xffff) < 0xff)
#endif
#ifndef WCOREDUMP
#define WCOREDUMP(s) ((s) & 0200)
#endif
#ifndef WTERMSIG
#define WTERMSIG(s) ((s) & 0x7f)
#endif
#ifndef WSTOPSIG
#define WSTOPSIG(s) ((s) >> 8)
#endif
#ifndef WRETCODE
#define WRETCODE(s) ((s) >> 8)
#endif

#endif /* INCLUDED_syswait_h_ */
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