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authorRuslan Ermilov <ru@FreeBSD.org>2002-12-09 13:06:34 +0000
committerRuslan Ermilov <ru@FreeBSD.org>2002-12-09 13:06:34 +0000
commit7ba060236b9dea25355af61ab6c6678d20791bec (patch)
tree3a38ec06fcc76889387b7f461085682ed1e3339a /sbin/devfs
parent60849ee115c52d9a4a1caae6df4c90713a174c26 (diff)
downloadsrc-7ba060236b9dea25355af61ab6c6678d20791bec.tar.gz
src-7ba060236b9dea25355af61ab6c6678d20791bec.zip
Notes
Diffstat (limited to 'sbin/devfs')
-rw-r--r--sbin/devfs/devfs.854
1 files changed, 29 insertions, 25 deletions
diff --git a/sbin/devfs/devfs.8 b/sbin/devfs/devfs.8
index e6aeebae7cc8..ad43e19060cf 100644
--- a/sbin/devfs/devfs.8
+++ b/sbin/devfs/devfs.8
@@ -25,8 +25,8 @@
.\"
.\" $FreeBSD$
.\"
-.Dt DEVFS 8
.Dd July 1, 2002
+.Dt DEVFS 8
.Os
.Sh NAME
.Nm devfs
@@ -34,7 +34,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl m Ar mount-point
-.Cm keyword
+.Ar keyword
.Ar argument ...
.Sh DESCRIPTION
The
@@ -106,17 +106,20 @@ The rule has the number
.Ar rulenum
if it is explicitly specified;
otherwise, the rule number is automatically determined by the kernel.
-.It Cm rule apply Ar rulenum | Ar rulespec
+.It Cm rule apply Ar rulenum | rulespec
Apply rule number
.Ar rulenum
or the rule described by
.Ar rulespec
to the mount-point.
-Rules that are "applied" have their conditions checked against all nodes
+Rules that are
+.Dq applied
+have their conditions checked against all nodes
in the mount-point, and the actions taken if they match.
.It Cm rule applyset
Apply all the rules in the ruleset to the mount-point
-(see above for the definition of "apply").
+(see above for the definition of
+.Dq apply ) .
.It Cm rule del Ar rulenum
Delete rule number
.Ar rulenum
@@ -141,10 +144,10 @@ Rules have two parts: the conditions and the actions.
The conditions determine which DEVFS nodes the rule matches,
and the actions determine what should be done when a rule matches a node.
For example, a rule can be written that sets the GID to
-.Li games
+.Dq Li games
for all devices with major number 53.
If the first token of a rule specification is a single dash
-.Pq Dq - ,
+.Pq Sq Fl ,
rules are read from the standard input and the rest of the specification
is ignored.
.Pp
@@ -165,9 +168,9 @@ pattern.
Matches any node that is of type
.Ar devtype .
Valid types are
-.Li disk , mem , tape
+.Cm disk , mem , tape
and
-.Li tty .
+.Cm tty .
.El
.Pp
The following actions are recognized.
@@ -236,22 +239,22 @@ When the system boots,
the only ruleset that exists is ruleset number 0;
since the latter may not be modified, we have to create another ruleset
before adding rules.
-Note that since most of the following examples don't specify
+Note that since most of the following examples do not specify
.Fl m ,
the operations are performed on
.Pa /dev
(this only matters for things that might change the properties of nodes).
.Pp
-.Dl devfs ruleset 10
+.Dl "devfs ruleset 10"
.Pp
Specify that ruleset 10 should be the current ruleset for
.Pa /dev
(if it does not already exist, it is created).
.Pp
-.Dl devfs rule add path speaker mode 666
+.Dl "devfs rule add path speaker mode 666"
.Pp
Add a rule that causes all nodes that have a path that matches
-"speaker"
+.Dq Li speaker
(this is only
.Pa /dev/speaker )
to have the file mode 666 (read and write for all).
@@ -266,7 +269,7 @@ the rule is added
.Pa atspeaker
module is loaded after the above rule is added).
.Pp
-.Dl devfs rule applyset
+.Dl "devfs rule applyset"
.Pp
Apply all the rules in the current ruleset to all the existing nodes.
E.g., if the above rule was added after
@@ -280,16 +283,17 @@ as rule rule prescribes.
(Quoting the argument to
.Cm path
is often necessary to disable the shell's globbing features.)
-For all devices with a path that matches "snp*",
+For all devices with a path that matches
+.Dq Li snp* ,
set the file more to 660, and the GID to
-.Li snoopers .
+.Dq Li snoopers .
This permits users in the
-.Li snoopers
+.Dq Li snoopers
group to use the
.Xr snp 4
devices.
.Pp
-.Dl devfs rule -s 20 add major 53 group games
+.Dl "devfs rule -s 20 add major 53 group games"
.Pp
Add a rule to ruleset number 20.
Since this ruleset is not the current ruleset for any mount-points,
@@ -297,34 +301,34 @@ this rule is never applied automatically (unless ruleset 20 becomes
a current ruleset for some mount-point at a later time).
However, it can be applied explicitly, as such:
.Pp
-.Dl devfs -m /my/jail/dev rule -s 20 applyset
+.Dl "devfs -m /my/jail/dev rule -s 20 applyset"
.Pp
This will apply all rules in ruleset number 20 to the DEVFS mount on
.Pa /my/jail/dev .
-It doesn't matter that ruleset 20 is not the current ruleset for that
+It does not matter that ruleset 20 is not the current ruleset for that
mount-point; the rules are applied regardless.
.Pp
-.Dl devfs rule apply hide
+.Dl "devfs rule apply hide"
.Pp
Since this rule has no conditions, the action
.Pq Cm hide
will be applied to all nodes.
-Since hiding all nodes isn't very useful, we can undo like so:
+Since hiding all nodes is not very useful, we can undo like so:
.Pp
-.Dl devfs rule apply unhide
+.Dl "devfs rule apply unhide"
.Pp
which applies
.Cm unhide
to all the nodes,
causing them to reappear.
.Pp
-.Dl cat my_rules | devfs rule -s 10 add -
+.Dl "cat my_rules | devfs rule -s 10 add -"
.Pp
Add all the rules from the file
.Pa my_rules
to ruleset 10.
.Pp
-.Dl devfs rule -s 20 show | devfs rule -s 10 add -
+.Dl "devfs rule -s 20 show | devfs rule -s 10 add -"
.Pp
Since
.Cm show