document that rc.conf is not a shell script anymore

1 files changed, 17 insertions, 12 deletions

diff --git a/share/man/man8/rc.conf.8 b/share/man/man8/rc.conf.8
index 5efd777825d..e25ae79a816 100644
--- a/share/man/man8/rc.conf.8
+++ b/share/man/man8/rc.conf.8
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: rc.conf.8,v 1.20 2012/03/17 14:46:40 jmc Exp $
+.\"	$OpenBSD: rc.conf.8,v 1.21 2014/07/13 08:07:51 robert Exp $
 .\"
 .\" Copyright (c) 1997 Ian F. Darwin
 .\" All rights reserved.
@@ -27,7 +27,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd $Mdocdate: March 17 2012 $
+.Dd $Mdocdate: July 13 2014 $
 .Dt RC.CONF 8
 .Os
 .Sh NAME
@@ -37,13 +37,12 @@
 .Sh DESCRIPTION
 The file
 .Nm rc.conf
-contains a series of Bourne shell syntax assignments
+contains a series of variable assignments that are used to configure
+the system daemons. These variables are read by
+.Xr rc 8 early on in the boot sequence and every time a
+.Xr rc.d 5
+script is executed.
 that are used to configure the system daemons.
-It is not read by the kernel, but is sourced by various other files
-in the
-.Pa /etc/rc.*
-series in order to set shell variables used therein
-to control the behaviour of the scripts.
 .Pp
 It is advisable to leave
 .Nm rc.conf
@@ -53,26 +52,32 @@ file.
 Variables set in this file will override variables previously set in
 .Nm rc.conf .
 .Pp
+.Nm rc.conf
+is made up of variable assignments
+.Pq Ar variable Ns = Ns Ar value
+with comments designated by a hash mark
+.Pq Sq # .
+.Pp
 Some variables are used to turn features on or off.
 For example, whether the system runs the
 .Xr dhcpd 8
 daemon is determined by the following line:
 .Bd -literal -offset indent
-dhcpd_flags=NO			# for normal use: ""
+dhcpd_flags=NO
 .Ed
 .Pp
 To run the dhcpd daemon,
 add the following line to
 .Nm rc.conf.local :
 .Bd -literal -offset indent
-dhcpd_flags=""			# for normal use: ""
+dhcpd_flags=
 .Ed
 .Pp
 If instead some options are specified,
 then the dhcpd daemon will be started with those options.
 For example:
 .Bd -literal -offset indent
-dhcpd_flags="-A abandoned"	# for normal use: ""
+dhcpd_flags=-A abandoned
 .Ed
 .Pp
 Other variables specify a simple YES or NO,
@@ -91,7 +96,7 @@ variable, responsible for starting and stopping
 scripts installed by packages in the specified order.
 For example:
 .Bd -literal -offset indent
-pkg_scripts="dbus_daemon cupsd"
+pkg_scripts=dbus_daemon cupsd
 .Ed
 .Pp
 This will run