Home | History | Annotate | Download | only in include
      1 /*
      2  * Redistribution and use in source and binary forms, with or without
      3  * modification, are permitted provided that the following conditions
      4  * are met:
      5  * 1. Redistributions of source code must retain the above copyright
      6  *    notice, this list of conditions and the following disclaimer.
      7  * 2. Redistributions in binary form must reproduce the above copyright
      8  *    notice, this list of conditions and the following disclaimer in the
      9  *    documentation and/or other materials provided with the distribution.
     10  *
     11  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     12  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     13  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     14  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     15  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     16  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     17  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     18  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     19  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     20  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     21  *
     22  */
     23 
     24 #ifndef	_BSD_WAITPID_H
     25 #define	_BSD_WAITPID_H
     26 
     27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     28 
     29 #ifdef __cplusplus
     30 extern "C" {
     31 #endif
     32 
     33 
     34 /* $Id: bsd-waitpid.h,v 1.2 2001/02/09 01:55:36 djm Exp $ */
     35 
     36 #ifndef HAVE_WAITPID
     37 /* Clean out any potental issues */
     38 #undef WIFEXITED
     39 #undef WIFSTOPPED
     40 #undef WIFSIGNALED
     41 
     42 /* Define required functions to mimic a POSIX look and feel */
     43 #define _W_INT(w)	(*(int*)&(w))	/* convert union wait to int */
     44 #define WIFEXITED(w)	(!((_W_INT(w)) & 0377))
     45 #define WIFSTOPPED(w)	((_W_INT(w)) & 0100)
     46 #define WIFSIGNALED(w)	(!WIFEXITED(w) && !WIFSTOPPED(w))
     47 #define WEXITSTATUS(w)	(int)(WIFEXITED(w) ? ((_W_INT(w) >> 8) & 0377) : -1)
     48 #define WTERMSIG(w)	(int)(WIFSIGNALED(w) ? (_W_INT(w) & 0177) : -1)
     49 #define WCOREFLAG	0x80
     50 #define WCOREDUMP(w) 	((_W_INT(w)) & WCOREFLAG)
     51 
     52 /* Prototype */
     53 pid_t waitpid(int pid, int *stat_loc, int options);
     54 
     55 #endif /* !HAVE_WAITPID */
     56 
     57 #ifdef __cplusplus
     58 }
     59 #endif
     60 
     61 #endif /* _BSD_WAITPID_H */
     62