1 | /* $NetBSD: kern_exit_43.c,v 1.22 2009/11/04 21:23:02 rmind Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 1982, 1986, 1989, 1991, 1993 |
5 | * The Regents of the University of California. All rights reserved. |
6 | * (c) UNIX System Laboratories, Inc. |
7 | * All or some portions of this file are derived from material licensed |
8 | * to the University of California by American Telephone and Telegraph |
9 | * Co. or Unix System Laboratories, Inc. and are reproduced herein with |
10 | * the permission of UNIX System Laboratories, Inc. |
11 | * |
12 | * Redistribution and use in source and binary forms, with or without |
13 | * modification, are permitted provided that the following conditions |
14 | * are met: |
15 | * 1. Redistributions of source code must retain the above copyright |
16 | * notice, this list of conditions and the following disclaimer. |
17 | * 2. Redistributions in binary form must reproduce the above copyright |
18 | * notice, this list of conditions and the following disclaimer in the |
19 | * documentation and/or other materials provided with the distribution. |
20 | * 3. Neither the name of the University nor the names of its contributors |
21 | * may be used to endorse or promote products derived from this software |
22 | * without specific prior written permission. |
23 | * |
24 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
25 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
26 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
27 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
28 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
29 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
30 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
31 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
32 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
33 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
34 | * SUCH DAMAGE. |
35 | * |
36 | * @(#)kern_exit.c 8.7 (Berkeley) 2/12/94 |
37 | */ |
38 | |
39 | #include <sys/cdefs.h> |
40 | __KERNEL_RCSID(0, "$NetBSD: kern_exit_43.c,v 1.22 2009/11/04 21:23:02 rmind Exp $" ); |
41 | |
42 | #include <sys/param.h> |
43 | #include <sys/systm.h> |
44 | #include <sys/ioctl.h> |
45 | #include <sys/proc.h> |
46 | #include <sys/tty.h> |
47 | #include <sys/time.h> |
48 | #include <sys/resource.h> |
49 | #include <sys/kernel.h> |
50 | #include <sys/buf.h> |
51 | #include <sys/wait.h> |
52 | #include <sys/file.h> |
53 | #include <sys/vnode.h> |
54 | #include <sys/syslog.h> |
55 | #include <sys/resourcevar.h> |
56 | #include <sys/ptrace.h> |
57 | #include <sys/acct.h> |
58 | |
59 | #include <sys/mount.h> |
60 | #include <sys/syscallargs.h> |
61 | |
62 | #include <sys/cpu.h> |
63 | #include <machine/reg.h> |
64 | #include <compat/common/compat_util.h> |
65 | |
66 | #ifdef m68k |
67 | #include <machine/psl.h> /* only m68k ports use PSL_ALLCC */ |
68 | #include <machine/frame.h> |
69 | #define GETPS(rp) ((struct frame *)(rp))->f_sr |
70 | #else |
71 | #define GETPS(rp) (rp)[PS] |
72 | #endif |
73 | |
74 | int |
75 | compat_43_sys_wait(struct lwp *l, const void *v, register_t *retval) |
76 | { |
77 | int error, status, child_pid = WAIT_ANY; |
78 | |
79 | #ifdef PSL_ALLCC |
80 | if ((GETPS(l->l_md.md_regs) & PSL_ALLCC) != PSL_ALLCC) { |
81 | error = do_sys_wait(&child_pid, &status, 0, NULL); |
82 | } else { |
83 | error = do_sys_wait(&child_pid, &status, |
84 | l->l_md.md_regs[R0], (struct rusage *)l->l_md.md_regs[R1]); |
85 | } |
86 | #else |
87 | error = do_sys_wait(&child_pid, &status, 0, NULL); |
88 | #endif |
89 | retval[0] = child_pid; |
90 | retval[1] = status; |
91 | return error; |
92 | } |
93 | |