Date: Tue, 12 Jul 2011 20:38:43 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r223967 - head/lib/libc/sys Message-ID: <201107122038.p6CKch7p054558@svn.freebsd.org>
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Author: kib Date: Tue Jul 12 20:38:42 2011 New Revision: 223967 URL: http://svn.freebsd.org/changeset/base/223967 Log: Document RFTSIGZMB. Fix spelling of SIGCHLD. Note that signals are delivered, not returned. MFC after: 1 week Modified: head/lib/libc/sys/rfork.2 Modified: head/lib/libc/sys/rfork.2 ============================================================================== --- head/lib/libc/sys/rfork.2 Tue Jul 12 20:37:18 2011 (r223966) +++ head/lib/libc/sys/rfork.2 Tue Jul 12 20:38:42 2011 (r223967) @@ -5,7 +5,7 @@ .\" .\" $FreeBSD$ .\" -.Dd March 15, 2011 +.Dd July 12, 2011 .Dt RFORK 2 .Os .Sh NAME @@ -84,8 +84,18 @@ Note that a lot of code will not run cor .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 @@ -164,6 +174,8 @@ 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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