svn commit: r224212 - stable/8/lib/libc/sys
Konstantin Belousov
kib at FreeBSD.org
Tue Jul 19 10:45:31 UTC 2011
Author: kib
Date: Tue Jul 19 10:45:31 2011
New Revision: 224212
URL: http://svn.freebsd.org/changeset/base/224212
Log:
MFC r223967:
Document RFTSIGZMB.
Modified:
stable/8/lib/libc/sys/rfork.2
Directory Properties:
stable/8/lib/libc/ (props changed)
stable/8/lib/libc/stdtime/ (props changed)
Modified: stable/8/lib/libc/sys/rfork.2
==============================================================================
--- stable/8/lib/libc/sys/rfork.2 Tue Jul 19 10:41:26 2011 (r224211)
+++ stable/8/lib/libc/sys/rfork.2 Tue Jul 19 10:45:31 2011 (r224212)
@@ -5,7 +5,7 @@
.\"
.\" $FreeBSD$
.\"
-.Dd May 14, 2007
+.Dd July 12, 2011
.Dt RFORK 2
.Os
.Sh NAME
@@ -83,8 +83,18 @@ for information.
.It Dv RFSIGSHARE
If set, the kernel will force sharing the sigacts structure between the
child and the parent.
+.It Dv RFTSIGZMB
+If set, the kernel will deliver a specified signal to the parent
+upon the child exit, instead of default SIGCHLD.
+The signal number
+.Dv signum
+is specified by oring the
+.Dv RFTSIGFLAGS(signum)
+expression into
+.Fa flags .
+Specifying signal number 0 disables signal delivery upon the child exit.
.It Dv RFLINUXTHPN
-If set, the kernel will return SIGUSR1 instead of SIGCHILD upon thread
+If set, the kernel will deliver SIGUSR1 instead of SIGCHLD upon thread
exit for the child.
This is intended to mimic certain Linux clone behaviour.
.El
@@ -163,6 +173,8 @@ would be exceeded (see
Both the RFFDG and the RFCFDG flags were specified.
.It Bq Er EINVAL
Any flags not listed above were specified.
+.It Bq Er EINVAL
+An invalid signal number was specified.
.It Bq Er ENOMEM
There is insufficient swap space for the new process.
.El
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