1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate * Redistribution and use in source and binary forms, with or without
3*0Sstevel@tonic-gate * modification, are permitted provided that the following conditions
4*0Sstevel@tonic-gate * are met:
5*0Sstevel@tonic-gate * 1. Redistributions of source code must retain the above copyright
6*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer.
7*0Sstevel@tonic-gate * 2. Redistributions in binary form must reproduce the above copyright
8*0Sstevel@tonic-gate * notice, this list of conditions and the following disclaimer in the
9*0Sstevel@tonic-gate * documentation and/or other materials provided with the distribution.
10*0Sstevel@tonic-gate *
11*0Sstevel@tonic-gate * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
12*0Sstevel@tonic-gate * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
13*0Sstevel@tonic-gate * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
14*0Sstevel@tonic-gate * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
15*0Sstevel@tonic-gate * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
16*0Sstevel@tonic-gate * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
17*0Sstevel@tonic-gate * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
18*0Sstevel@tonic-gate * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
19*0Sstevel@tonic-gate * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
20*0Sstevel@tonic-gate * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21*0Sstevel@tonic-gate */
22*0Sstevel@tonic-gate
23*0Sstevel@tonic-gate #include "includes.h"
24*0Sstevel@tonic-gate
25*0Sstevel@tonic-gate RCSID("$Id: bsd-waitpid.c,v 1.3 2001/03/26 05:35:34 mouring Exp $");
26*0Sstevel@tonic-gate
27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI"
28*0Sstevel@tonic-gate
29*0Sstevel@tonic-gate #ifndef HAVE_WAITPID
30*0Sstevel@tonic-gate #include <errno.h>
31*0Sstevel@tonic-gate #include <sys/wait.h>
32*0Sstevel@tonic-gate #include "bsd-waitpid.h"
33*0Sstevel@tonic-gate
34*0Sstevel@tonic-gate pid_t
waitpid(int pid,int * stat_loc,int options)35*0Sstevel@tonic-gate waitpid(int pid, int *stat_loc, int options)
36*0Sstevel@tonic-gate {
37*0Sstevel@tonic-gate union wait statusp;
38*0Sstevel@tonic-gate pid_t wait_pid;
39*0Sstevel@tonic-gate
40*0Sstevel@tonic-gate if (pid <= 0) {
41*0Sstevel@tonic-gate if (pid != -1) {
42*0Sstevel@tonic-gate errno = EINVAL;
43*0Sstevel@tonic-gate return -1;
44*0Sstevel@tonic-gate }
45*0Sstevel@tonic-gate pid = 0; /* wait4() wants pid=0 for indiscriminate wait. */
46*0Sstevel@tonic-gate }
47*0Sstevel@tonic-gate wait_pid = wait4(pid, &statusp, options, NULL);
48*0Sstevel@tonic-gate if (stat_loc)
49*0Sstevel@tonic-gate *stat_loc = (int) statusp.w_status;
50*0Sstevel@tonic-gate
51*0Sstevel@tonic-gate return wait_pid;
52*0Sstevel@tonic-gate }
53*0Sstevel@tonic-gate
54*0Sstevel@tonic-gate #endif /* !HAVE_WAITPID */
55