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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
     28 /*	  All Rights Reserved	*/
     29 
     30 
     31 #pragma ident	"@(#)getpid.c	1.7	05/06/08 SMI"
     32 
     33 #include <sys/param.h>
     34 #include <sys/types.h>
     35 #include <sys/sysmacros.h>
     36 #include <sys/systm.h>
     37 #include <sys/errno.h>
     38 #include <sys/proc.h>
     39 #include <sys/debug.h>
     40 #include <sys/zone.h>
     41 
     42 
     43 int64_t
     44 getpid(void)
     45 {
     46 	rval_t	r;
     47 	proc_t	*p;
     48 
     49 	p = ttoproc(curthread);
     50 	r.r_val1 = p->p_pid;
     51 	if (p->p_flag & SZONETOP)
     52 		r.r_val2 = curproc->p_zone->zone_zsched->p_pid;
     53 	else
     54 		r.r_val2 = p->p_ppid;
     55 	return (r.r_vals);
     56 }
     57