clean up stream flow control, give correct name for accept;

[unix-history] / usr / src / sys / kern / kern_proc.c

diff --git a/usr/src/sys/kern/kern_proc.c b/usr/src/sys/kern/kern_proc.c
index 9299660..1681501 100644 (file)
--- a/usr/src/sys/kern/kern_proc.c
+++ b/usr/src/sys/kern/kern_proc.c
@@ -1,4 +1,10 @@
-/*     kern_proc.c     6.5     84/12/20        */
+/*
+ * Copyright (c) 1982 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ *
+ *     @(#)kern_proc.c 6.7 (Berkeley) %G%
+ */

 
 #include "../machine/reg.h"
 #include "../machine/pte.h"
 
 #include "../machine/reg.h"
 #include "../machine/pte.h"


@@ -24,10 +30,9 @@
 #include "mbuf.h"
 
 /*
 #include "mbuf.h"
 
 /*

- * Change the process group of top and all descendents to npgrp.
- * If npgrp is -1, instead clear any pending stops.
+ * Clear any pending stops for top and all descendents.

  */
  */

-spgrp(top, npgrp)
+spgrp(top)

        struct proc *top;
 {
        register struct proc *p;
        struct proc *top;
 {
        register struct proc *p;


@@ -35,11 +40,8 @@ spgrp(top, npgrp)
 
        p = top;
        for (;;) {
 
        p = top;
        for (;;) {

-               if (npgrp == -1)
-                       p->p_sig &=
+               p->p_sig &=

                          ~(sigmask(SIGTSTP)|sigmask(SIGTTIN)|sigmask(SIGTTOU));
                          ~(sigmask(SIGTSTP)|sigmask(SIGTTIN)|sigmask(SIGTTOU));

-               else
-                       p->p_pgrp = npgrp;

                f++;
                /*
                 * If this process has children, descend to them next,
                f++;
                /*
                 * If this process has children, descend to them next,


@@ -56,8 +58,6 @@ spgrp(top, npgrp)
                        p = p->p_pptr;
                        if (p == top)
                                return (f);
                        p = p->p_pptr;
                        if (p == top)
                                return (f);

-if (p == &proc[1])
-       panic("spgrp");

                        if (p->p_osptr) {
                                p = p->p_osptr;
                                break;
                        if (p->p_osptr) {
                                p = p->p_osptr;
                                break;