Sharp.Augeas/Sharp.Augeas.Test/lens/modprobe.aug

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(*
Module: Modprobe
Parses /etc/modprobe.conf and /etc/modprobe.d/*
Original Author: David Lutterkort <lutter@redhat.com>
Author: Raphael Pinson <raphink@gmail.com>
About: Reference
This lens tries to keep as close as possible to `man 5 modprobe.conf` where possible.
About: License
This file is licenced under the LGPL v2+, like the rest of Augeas.
About: Lens Usage
To be documented
About: Configuration files
This lens applies to /etc/modprobe.conf and /etc/modprobe.d/*. See <filter>.
*)
module Modprobe =
autoload xfm
(************************************************************************
* Group: USEFUL PRIMITIVES
*************************************************************************)
(* View: comment *)
let comment = Util.comment
(* View: empty *)
let empty = Util.empty
(* View: sep_space *)
let sep_space = del /([ \t]|(\\\\\n))+/ " "
(* View: sto_no_spaces *)
let sto_no_spaces = store /[^# \t\n\\\\]+/
(* View: sto_no_colons *)
let sto_no_colons = store /[^:# \t\n\\\\]+/
(* View: sto_to_eol *)
let sto_to_eol = store /(([^# \t\n\\\\][^#\n\\\\]*[ \t]*\\\\[ \t]*\n[ \t]*)*([^# \t\n\\\\][^#\n\\\\]*[^# \t\n\\\\]|[^# \t\n\\\\])|[^# \t\n\\\\])/
(* View: alias *)
let alias =
let modulename = [ label "modulename" . sto_no_spaces ] in
Build.key_value_line_comment "alias" sep_space
(sto_no_spaces . sep_space . modulename)
comment
(************************************************************************
* Group: ENTRY TYPES
*************************************************************************)
(* View: options *)
let options =
let opt_value = /[^#" \t\n\\\\]+|"[^#"\n\\\\]*"/ in
let option = [ key Rx.word . (del /[ \t]*=[ \t]*/ "=" . store opt_value)? ] in
[ key "options" . sep_space . sto_no_spaces
. (sep_space . option)* . Util.comment_or_eol ]
(* View: install_remove *)
let kv_line_command (kw:regexp) =
let command = [ label "command" . sto_to_eol ] in
[ key kw . sep_space . sto_no_spaces
. sep_space . command . Util.comment_or_eol ]
(* View: blacklist *)
let blacklist = Build.key_value_line_comment "blacklist" sep_space
sto_no_spaces
comment
(* View: config *)
let config = Build.key_value_line_comment "config" sep_space
(store /binary_indexes|yes|no/)
comment
(* View: softdep *)
let softdep =
let premod = [ label "pre" . sep_space . sto_no_colons ] in
let pre = sep_space . Util.del_str "pre:" . premod+ in
let postmod = [ label "post" . sep_space . sto_no_colons ] in
let post = sep_space . Util.del_str "post:" . postmod+ in
[ key "softdep" . sep_space . sto_no_colons . pre? . post?
. Util.comment_or_eol ]
(* View: entry *)
let entry = alias
| options
| kv_line_command /install|remove/
| blacklist
| config
| softdep
(************************************************************************
* Group: LENS AND FILTER
*************************************************************************)
(* View: lns *)
let lns = (comment|empty|entry)*
(* View: filter *)
let filter = (incl "/etc/modprobe.conf") .
(incl "/etc/modprobe.d/*").
(incl "/etc/modprobe.conf.local").
Util.stdexcl
let xfm = transform lns filter