Home | History | Annotate | Line # | Download | only in common
kern_exit_43.c revision 1.1 
      1 /*	$NetBSD: kern_exit_43.c,v 1.1 1995/06/24 20:16:07 christos 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. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Berkeley and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  *	@(#)kern_exit.c	8.7 (Berkeley) 2/12/94
     41  */
     42 
     43 #include <sys/param.h>
     44 #include <sys/systm.h>
     45 #include <sys/map.h>
     46 #include <sys/ioctl.h>
     47 #include <sys/proc.h>
     48 #include <sys/tty.h>
     49 #include <sys/time.h>
     50 #include <sys/resource.h>
     51 #include <sys/kernel.h>
     52 #include <sys/proc.h>
     53 #include <sys/buf.h>
     54 #include <sys/wait.h>
     55 #include <sys/file.h>
     56 #include <sys/vnode.h>
     57 #include <sys/syslog.h>
     58 #include <sys/malloc.h>
     59 #include <sys/resourcevar.h>
     60 #include <sys/ptrace.h>
     61 #include <sys/acct.h>
     62 
     63 #include <sys/mount.h>
     64 #include <sys/syscallargs.h>
     65 
     66 #include <machine/cpu.h>
     67 #include <machine/reg.h>
     68 #include <machine/psl.h>
     69 #include <compat/common/compat_util.h>
     70 
     71 #include <vm/vm.h>
     72 #include <vm/vm_kern.h>
     73 #ifdef m68k
     74 #include <machine/frame.h>
     75 #define GETPS(rp)	((struct frame *)(rp))->f_sr
     76 #else
     77 #define GETPS(rp)	(rp)[PS]
     78 #endif
     79 
     80 int
     81 compat_43_wait(p, uap, retval)
     82 	struct proc *p;
     83 	void *uap;
     84 	int *retval;
     85 {
     86 	caddr_t sg = stackgap_init(p->p_emul);
     87 	int error;
     88 
     89 	struct wait4_args /* {
     90 		syscallarg(int) pid;
     91 		syscallarg(int *) status;
     92 		syscallarg(int) options;
     93 		syscallarg(struct rusage *) rusage;
     94 	} */ a;
     95 
     96 #ifdef PSL_ALLCC
     97 	if ((GETPS(p->p_md.md_regs) & PSL_ALLCC) != PSL_ALLCC) {
     98 		SCARG(&a, options) = 0;
     99 		SCARG(&a, rusage) = NULL;
    100 	} else {
    101 		SCARG(&a, options) = p->p_md.md_regs[R0];
    102 		SCARG(&a, rusage) = (struct rusage *)p->p_md.md_regs[R1];
    103 	}
    104 #else
    105 	SCARG(&a, options) = 0;
    106 	SCARG(&a, rusage) = NULL;
    107 #endif
    108 	SCARG(&a, pid) = WAIT_ANY;
    109 	SCARG(&a, status) = stackgap_alloc(&sg, sizeof(SCARG(&a, status)));
    110 	if ((error = wait4(p, &a, retval)) != 0)
    111 		return error;
    112 	return copyin(SCARG(&a, status), &retval[1], sizeof(retval[1]));
    113 }
    114