1/*
2 * Copyright (c) 1982, 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 * (c) UNIX System Laboratories, Inc.
5 * All or some portions of this file are derived from material licensed
6 * to the University of California by American Telephone and Telegraph
7 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
8 * the permission of UNIX System Laboratories, Inc.

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50#include <sys/file.h>
51#include <sys/acct.h>
52#include <sys/ktrace.h>
53
54struct fork_args {
55 int dummy;
56};
57/* ARGSUSED */
58int
59fork(p, uap, retval)
60 struct proc *p;
61 struct fork_args *uap;
62 int retval[];
63{
64
65 return (fork1(p, 0, retval));
66}
67
68/* ARGSUSED */
69int
70vfork(p, uap, retval)
71 struct proc *p;
72 struct fork_args *uap;
73 int retval[];
74{
75
76 return (fork1(p, 1, retval));
77}
78
79int nprocs = 1; /* process 0 */
80
81int
82fork1(p1, isvfork, retval)
83 register struct proc *p1;
84 int isvfork, retval[];
85{
86 register struct proc *p2;
87 register uid_t uid;
88 struct proc *newproc;
89 struct proc **hash;

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