1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
|
/* $NetBSD: kern_exit_43.c,v 1.23 2019/01/27 02:08:39 pgoyette Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)kern_exit.c 8.7 (Berkeley) 2/12/94
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: kern_exit_43.c,v 1.23 2019/01/27 02:08:39 pgoyette Exp $");
#if defined(_KERNEL_OPT)
#include "opt_compat_netbsd.h"
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/ioctl.h>
#include <sys/proc.h>
#include <sys/tty.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sys/kernel.h>
#include <sys/buf.h>
#include <sys/wait.h>
#include <sys/file.h>
#include <sys/vnode.h>
#include <sys/syslog.h>
#include <sys/resourcevar.h>
#include <sys/ptrace.h>
#include <sys/acct.h>
#include <sys/mount.h>
#include <sys/syscall.h>
#include <sys/syscallvar.h>
#include <sys/syscallargs.h>
#include <sys/cpu.h>
#include <machine/reg.h>
#include <compat/common/compat_util.h>
#include <compat/common/compat_mod.h>
#ifdef m68k
#include <machine/psl.h> /* only m68k ports use PSL_ALLCC */
#include <machine/frame.h>
#define GETPS(rp) ((struct frame *)(rp))->f_sr
#else
#define GETPS(rp) (rp)[PS]
#endif
static struct syscall_package kern_exit_43_syscalls[] = {
{ SYS_compat_43_owait, 0, (sy_call_t *)compat_43_sys_wait },
{ 0, 0, NULL}
};
int
compat_43_sys_wait(struct lwp *l, const void *v, register_t *retval)
{
int error, status, child_pid = WAIT_ANY;
#ifdef PSL_ALLCC
if ((GETPS(l->l_md.md_regs) & PSL_ALLCC) != PSL_ALLCC) {
error = do_sys_wait(&child_pid, &status, 0, NULL);
} else {
error = do_sys_wait(&child_pid, &status,
l->l_md.md_regs[R0], (struct rusage *)l->l_md.md_regs[R1]);
}
#else
error = do_sys_wait(&child_pid, &status, 0, NULL);
#endif
retval[0] = child_pid;
retval[1] = status;
return error;
}
int
kern_exit_43_init(void)
{
return syscall_establish(NULL, kern_exit_43_syscalls);
}
int
kern_exit_43_fini(void)
{
return syscall_disestablish(NULL, kern_exit_43_syscalls);
}
|