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      1 /*	$NetBSD: wait.h,v 1.4 2025/09/05 21:16:20 christos Exp $	*/
      2 
      3 /* Generic wait.h */
      4 /* $OpenLDAP$ */
      5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      6  *
      7  * Copyright 1998-2024 The OpenLDAP Foundation.
      8  * All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted only as authorized by the OpenLDAP
     12  * Public License.
     13  *
     14  * A copy of this license is available in file LICENSE in the
     15  * top-level directory of the distribution or, alternatively, at
     16  * <http://www.OpenLDAP.org/license.html>.
     17  */
     18 
     19 #ifndef _AC_WAIT_H
     20 #define _AC_WAIT_H
     21 
     22 #include <sys/types.h>
     23 
     24 #ifdef HAVE_SYS_WAIT_H
     25 # include <sys/wait.h>
     26 #endif
     27 
     28 #define LDAP_HI(s)	(((s) >> 8) & 0377)
     29 #define LDAP_LO(s)	((s) & 0377)
     30 
     31 /* These should work on non-POSIX UNIX platforms,
     32 	all bets on off on non-POSIX non-UNIX platforms... */
     33 #ifndef WIFEXITED
     34 # define WIFEXITED(s)	(LDAP_LO(s) == 0)
     35 #endif
     36 #ifndef WEXITSTATUS
     37 # define WEXITSTATUS(s) LDAP_HI(s)
     38 #endif
     39 #ifndef WIFSIGNALED
     40 # define WIFSIGNALED(s) (LDAP_LO(s) > 0 && LDAP_HI(s) == 0)
     41 #endif
     42 #ifndef WTERMSIG
     43 # define WTERMSIG(s)	(LDAP_LO(s) & 0177)
     44 #endif
     45 #ifndef WIFSTOPPED
     46 # define WIFSTOPPED(s)	(LDAP_LO(s) == 0177 && LDAP_HI(s) != 0)
     47 #endif
     48 #ifndef WSTOPSIG
     49 # define WSTOPSIG(s)	LDAP_HI(s)
     50 #endif
     51 
     52 #ifdef WCONTINUED
     53 # define WAIT_FLAGS ( WNOHANG | WUNTRACED | WCONTINUED )
     54 #else
     55 # define WAIT_FLAGS ( WNOHANG | WUNTRACED )
     56 #endif
     57 
     58 #endif /* _AC_WAIT_H */
     59