| 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 | |