[src/trunk]: src/sys/kern Pay attention to FORK_SHARECWD, FORK_SHAREFILES, an...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1999b52f8aba
branches:  trunk
changeset: 472509:1999b52f8aba
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri Apr 30 21:39:51 1999 +0000

description:
Pay attention to FORK_SHARECWD, FORK_SHAREFILES, and FORK_SHARESIGS.

diffstat:

 sys/kern/kern_fork.c |  18 ++++++++++++++----
 1 files changed, 14 insertions(+), 4 deletions(-)

diffs (39 lines):

diff -r 929c8b8d06d1 -r 1999b52f8aba sys/kern/kern_fork.c
--- a/sys/kern/kern_fork.c      Fri Apr 30 21:23:49 1999 +0000
+++ b/sys/kern/kern_fork.c      Fri Apr 30 21:39:51 1999 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kern_fork.c,v 1.56 1999/04/30 21:23:49 thorpej Exp $   */
+/*     $NetBSD: kern_fork.c,v 1.57 1999/04/30 21:39:51 thorpej Exp $   */
 
 /*
  * Copyright (c) 1982, 1986, 1989, 1991, 1993
@@ -276,8 +276,15 @@
        if (p2->p_textvp)
                VREF(p2->p_textvp);
 
-       p2->p_fd = fdcopy(p1);
-       p2->p_cwdi = cwdinit(p1);
+       if (flags & FORK_SHAREFILES)
+               fdshare(p1, p2);
+       else
+               p2->p_fd = fdcopy(p1);
+
+       if (flags & FORK_SHARECWD)
+               cwdshare(p1, p2);
+       else
+               p2->p_cwdi = cwdinit(p1);
 
        /*
         * If p_limit is still copy-on-write, bump refcnt,
@@ -317,7 +324,10 @@
        /*
         * Create signal actions for the child process.
         */
-       p2->p_sigacts = sigactsinit(p1);
+       if (flags & FORK_SHARESIGS)
+               sigactsshare(p1, p2);
+       else
+               p2->p_sigacts = sigactsinit(p1);
 
        /*
         * This begins the section where we must prevent the parent