glibc/sysdeps/unix/sysv/sysv4/bits/waitflags.h

/* Definitions of flag bits for `waitpid' et al.
   Copyright (C) 1993, 1996, 1997, 2000 Free Software Foundation, Inc.
   This file is part of the GNU C Library.
   Contributed by Brendan Kehoe (brendan@zen.org).

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#if !defined _SYS_WAIT_H && !defined _STDLIB_H
# error "Never include <bits/waitflags.h> directly; use <sys/wait.h> instead."
#endif


/* Bits in the third argument to `waitpid'.  */
#define	WNOHANG		64	/* Don't block waiting.  */
#define	WUNTRACED	4	/* Report status of stopped children.  */

#ifdef __USE_SVID
# define WEXITED	1	/* Look for children that have exited.  */
# define WTRAPPED	2	/* Look for processes that stopped
				   while tracing.  */
#endif