Simon J. Gerraty
74 lines
1.6 KiB
C
74 lines
1.6 KiB
C
/* NAME:
|
|
* wait.h - compensate for what vendors leave out
|
|
*
|
|
* AUTHOR:
|
|
* Simon J. Gerraty <sjg@crufty.net>
|
|
*/
|
|
/*
|
|
* RCSid:
|
|
* $Id: wait.h,v 1.7 2025/08/09 22:11:45 sjg Exp $
|
|
*
|
|
* @(#)Copyright (c) 1994-2025, Simon J. Gerraty.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*
|
|
* Please send copies of changes and bug-fixes to:
|
|
* sjg@crufty.net
|
|
*/
|
|
|
|
#include <sys/wait.h>
|
|
|
|
#ifdef sun386
|
|
# define UNION_WAIT
|
|
# define WEXITSTATUS(x) ((&x)->w_retcode)
|
|
# define WTERMSIG(x) ((&x)->w_termsig)
|
|
# define WSTOPSIG(x) ((&x)->w_stopsig)
|
|
# define HAVE_WAIT4
|
|
#endif
|
|
|
|
#ifndef WAIT_T
|
|
# ifdef UNION_WAIT
|
|
# define WAIT_T union wait
|
|
# define WAIT_STATUS(x) (x).w_status
|
|
# else
|
|
# define WAIT_T int
|
|
# define WAIT_STATUS(x) x
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef WEXITSTATUS
|
|
# define WEXITSTATUS(_X) (((int)(_X)>>8)&0377)
|
|
#endif
|
|
#ifndef WSTOPPED
|
|
# define WSTOPPED 0177
|
|
#endif
|
|
#ifndef WSTOPSIG
|
|
# define WSTOPSIG(x) WSTOPPED
|
|
#endif
|
|
|
|
#ifdef UNION_WAIT
|
|
#ifndef WSET_STOPCODE
|
|
#define WSET_STOPCODE(x, sig) ((&x)->w_stopsig = (sig))
|
|
#endif
|
|
#ifndef WSET_EXITCODE
|
|
#define WSET_EXITCODE(x, ret, sig) ((&x)->w_termsig = (sig), (&x)->w_retcode = (ret))
|
|
#endif
|
|
#else
|
|
#ifndef WSET_STOPCODE
|
|
#define WSET_STOPCODE(x, sig) ((x) = ((sig) << 8) | 0177)
|
|
#endif
|
|
#ifndef WSET_EXITCODE
|
|
#define WSET_EXITCODE(x, ret, sig) ((x) = (ret << 8) | (sig))
|
|
#endif
|
|
#endif
|
|
|
|
#ifndef HAVE_WAITPID
|
|
# ifdef HAVE_WAIT4
|
|
# define waitpid(pid, statusp, flags) wait4(pid, statusp, flags, (char *)0)
|
|
# else
|
|
# ifdef HAVE_WAIT3
|
|
# define waitpid(pid, statusp, flags) wait3(statusp, flags, (char *)0)
|
|
# endif
|
|
# endif
|
|
#endif
|