Merge pull request #208762 from ncfavier/link-manpages-options-doc

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Naïm Favier 2023-01-09 11:57:01 +01:00 committed by GitHub
commit bff4bb5540
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14 changed files with 82 additions and 50 deletions

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@ -11,7 +11,7 @@ pandoc_commonmark_enabled_extensions = +attributes+fenced_divs+footnotes+bracket
pandoc_flags = --extract-media=$(pandoc_media_dir) \
--lua-filter=$(PANDOC_LUA_FILTERS_DIR)/diagram-generator.lua \
--lua-filter=build-aux/pandoc-filters/myst-reader/roles.lua \
--lua-filter=build-aux/pandoc-filters/link-unix-man-references.lua \
--lua-filter=$(PANDOC_LINK_MANPAGES_FILTER) \
--lua-filter=build-aux/pandoc-filters/docbook-writer/rst-roles.lua \
--lua-filter=build-aux/pandoc-filters/docbook-writer/labelless-link-is-xref.lua \
-f commonmark$(pandoc_commonmark_enabled_extensions)+smart

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@ -0,0 +1,28 @@
{ pkgs ? import ../../.. {} }:
let
inherit (pkgs) lib;
manpageURLs = builtins.fromJSON (builtins.readFile (pkgs.path + "/doc/manpage-urls.json"));
in pkgs.writeText "link-manpages.lua" ''
--[[
Adds links to known man pages that aren't already in a link.
]]
local manpage_urls = {
${lib.concatStringsSep "\n" (lib.mapAttrsToList (man: url:
" [${builtins.toJSON man}] = ${builtins.toJSON url},") manpageURLs)}
}
traverse = 'topdown'
-- Returning false as the second value aborts processing of child elements.
function Link(elem)
return elem, false
end
function Code(elem)
local is_man_role = elem.classes:includes('interpreted-text') and elem.attributes['role'] == 'manpage'
if is_man_role and manpage_urls[elem.text] ~= nil then
return pandoc.Link(elem, manpage_urls[elem.text]), false
end
end
''

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@ -1,38 +0,0 @@
--[[
Turns a manpage reference into a link, when a mapping is defined below.
]]
local man_urls = {
["nix.conf(5)"] = "https://nixos.org/manual/nix/stable/#sec-conf-file",
["journald.conf(5)"] = "https://www.freedesktop.org/software/systemd/man/journald.conf.html",
["logind.conf(5)"] = "https://www.freedesktop.org/software/systemd/man/logind.conf.html",
["networkd.conf(5)"] = "https://www.freedesktop.org/software/systemd/man/networkd.conf.html",
["systemd.automount(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.automount.html",
["systemd.exec(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.exec.html",
["systemd.link(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.link.html",
["systemd.mount(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.mount.html",
["systemd.netdev(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.netdev.html",
["systemd.network(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.network.html",
["systemd.nspawn(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.nspawn.html",
["systemd.path(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.path.html",
["systemd.resource-control(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.resource-control.html",
["systemd.scope(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.scope.html",
["systemd.service(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.service.html",
["systemd.slice(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.slice.html",
["systemd.socket(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.socket.html",
["systemd.timer(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.timer.html",
["systemd.unit(5)"] = "https://www.freedesktop.org/software/systemd/man/systemd.unit.html",
["timesyncd.conf(5)"] = "https://www.freedesktop.org/software/systemd/man/timesyncd.conf.html",
["tmpfiles.d(5)"] = "https://www.freedesktop.org/software/systemd/man/tmpfiles.d.html",
["systemd.time(7)"] = "https://www.freedesktop.org/software/systemd/man/systemd.time.html",
["systemd-fstab-generator(8)"] = "https://www.freedesktop.org/software/systemd/man/systemd-fstab-generator.html",
["systemd-networkd-wait-online.service(8)"] = "https://www.freedesktop.org/software/systemd/man/systemd-networkd-wait-online.service.html",
}
function Code(elem)
local is_man_role = elem.classes:includes('interpreted-text') and elem.attributes['role'] == 'manpage'
if is_man_role and man_urls[elem.text] ~= nil then
return pandoc.Link(elem, man_urls[elem.text])
end
end

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@ -53,7 +53,7 @@ Additional syntax extensions are available, though not all extensions can be use
This syntax is taken from [MyST](https://myst-parser.readthedocs.io/en/latest/using/syntax.html#targets-and-cross-referencing).
- []{#ssec-contributing-markup-inline-roles}
If you want to link to a man page, you can use `` {manpage}`nix.conf(5)` ``, which will turn into {manpage}`nix.conf(5)`. The references will turn into links when a mapping exists in {file}`doc/build-aux/pandoc-filters/link-unix-man-references.lua`.
If you want to link to a man page, you can use `` {manpage}`nix.conf(5)` ``, which will turn into {manpage}`nix.conf(5)`. The references will turn into links when a mapping exists in {file}`doc/manpage-urls.json`.
A few markups for other kinds of literals are also available:

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@ -36,4 +36,5 @@ in pkgs.stdenv.mkDerivation {
# Environment variables
PANDOC_LUA_FILTERS_DIR = "${pkgs.pandoc-lua-filters}/share/pandoc/filters";
PANDOC_LINK_MANPAGES_FILTER = import build-aux/pandoc-filters/link-manpages.nix { inherit pkgs; };
}

29
doc/manpage-urls.json Normal file
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@ -0,0 +1,29 @@
{
"nix.conf(5)": "https://nixos.org/manual/nix/stable/#sec-conf-file",
"journald.conf(5)": "https://www.freedesktop.org/software/systemd/man/journald.conf.html",
"logind.conf(5)": "https://www.freedesktop.org/software/systemd/man/logind.conf.html",
"networkd.conf(5)": "https://www.freedesktop.org/software/systemd/man/networkd.conf.html",
"systemd.automount(5)": "https://www.freedesktop.org/software/systemd/man/systemd.automount.html",
"systemd.exec(5)": "https://www.freedesktop.org/software/systemd/man/systemd.exec.html",
"systemd.link(5)": "https://www.freedesktop.org/software/systemd/man/systemd.link.html",
"systemd.mount(5)": "https://www.freedesktop.org/software/systemd/man/systemd.mount.html",
"systemd.netdev(5)": "https://www.freedesktop.org/software/systemd/man/systemd.netdev.html",
"systemd.network(5)": "https://www.freedesktop.org/software/systemd/man/systemd.network.html",
"systemd.nspawn(5)": "https://www.freedesktop.org/software/systemd/man/systemd.nspawn.html",
"systemd.path(5)": "https://www.freedesktop.org/software/systemd/man/systemd.path.html",
"systemd.resource-control(5)": "https://www.freedesktop.org/software/systemd/man/systemd.resource-control.html",
"systemd.scope(5)": "https://www.freedesktop.org/software/systemd/man/systemd.scope.html",
"systemd.service(5)": "https://www.freedesktop.org/software/systemd/man/systemd.service.html",
"systemd.slice(5)": "https://www.freedesktop.org/software/systemd/man/systemd.slice.html",
"systemd.socket(5)": "https://www.freedesktop.org/software/systemd/man/systemd.socket.html",
"systemd.timer(5)": "https://www.freedesktop.org/software/systemd/man/systemd.timer.html",
"systemd.unit(5)": "https://www.freedesktop.org/software/systemd/man/systemd.unit.html",
"systemd-system.conf(5)": "https://www.freedesktop.org/software/systemd/man/systemd-system.conf.html",
"systemd-user.conf(5)": "https://www.freedesktop.org/software/systemd/man/systemd-user.conf.html",
"timesyncd.conf(5)": "https://www.freedesktop.org/software/systemd/man/timesyncd.conf.html",
"tmpfiles.d(5)": "https://www.freedesktop.org/software/systemd/man/tmpfiles.d.html",
"systemd.time(7)": "https://www.freedesktop.org/software/systemd/man/systemd.time.html",
"systemd-fstab-generator(8)": "https://www.freedesktop.org/software/systemd/man/systemd-fstab-generator.html",
"systemd-networkd-wait-online.service(8)": "https://www.freedesktop.org/software/systemd/man/systemd-networkd-wait-online.service.html"
}

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@ -41,7 +41,7 @@ pandoc_flags=(
# - diagram-generator.lua (we do not support that in NixOS manual to limit dependencies)
# - media extraction (was only required for diagram generator)
# - myst-reader/roles.lua (only relevant for MyST → DocBook)
# - link-unix-man-references.lua (links should only be added to display output)
# - link-manpages.lua (links should only be added to display output)
# - docbook-writer/rst-roles.lua (only relevant for → DocBook)
# - docbook-writer/labelless-link-is-xref.lua (only relevant for → DocBook)
"--lua-filter=$DIR/../../doc/build-aux/pandoc-filters/docbook-reader/citerefentry-to-rst-role.lua"

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@ -8,6 +8,8 @@
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
pushd "$DIR"
link_manpages_filter=$(nix-build --no-out-link "$DIR/../../../doc/build-aux/pandoc-filters/link-manpages.nix")
# NOTE: Keep in sync with Nixpkgs manual (/doc/Makefile).
# TODO: Remove raw-attribute when we can get rid of DocBook altogether.
pandoc_commonmark_enabled_extensions=+attributes+fenced_divs+footnotes+bracketed_spans+definition_lists+pipe_tables+raw_attribute
@ -17,7 +19,7 @@ pandoc_flags=(
# - media extraction (was only required for diagram generator)
# - docbook-reader/citerefentry-to-rst-role.lua (only relevant for DocBook → MarkDown/rST/MyST)
"--lua-filter=$DIR/../../../doc/build-aux/pandoc-filters/myst-reader/roles.lua"
"--lua-filter=$DIR/../../../doc/build-aux/pandoc-filters/link-unix-man-references.lua"
"--lua-filter=$link_manpages_filter"
"--lua-filter=$DIR/../../../doc/build-aux/pandoc-filters/docbook-writer/rst-roles.lua"
"--lua-filter=$DIR/../../../doc/build-aux/pandoc-filters/docbook-writer/html-elements.lua"
"--lua-filter=$DIR/../../../doc/build-aux/pandoc-filters/docbook-writer/labelless-link-is-xref.lua"

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@ -131,6 +131,8 @@ in rec {
if baseOptionsJSON == null
then builtins.toFile "base.json" "{}"
else baseOptionsJSON;
MANPAGE_URLS = pkgs.path + "/doc/manpage-urls.json";
}
''
# Export list of options in different format.

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@ -1,5 +1,6 @@
import collections
import json
import os
import sys
from typing import Any, Dict, List
@ -46,6 +47,8 @@ def unpivot(options: Dict[Key, Option]) -> Dict[str, JSON]:
result[opt.name] = opt.value
return result
manpage_urls = json.load(open(os.getenv('MANPAGE_URLS')))
admonitions = {
'.warning': 'warning',
'.important': 'important',
@ -119,9 +122,14 @@ class Renderer(mistune.renderers.BaseRenderer):
def env(self, text):
return f"<envar>{escape(text)}</envar>"
def manpage(self, page, section):
man = f"{page}({section})"
title = f"<refentrytitle>{escape(page)}</refentrytitle>"
vol = f"<manvolnum>{escape(section)}</manvolnum>"
return f"<citerefentry>{title}{vol}</citerefentry>"
ref = f"<citerefentry>{title}{vol}</citerefentry>"
if man in manpage_urls:
return self.link(manpage_urls[man], text=ref)
else:
return ref
def finalize(self, data):
return "".join(data)

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@ -60,7 +60,7 @@ in rec {
`asDropin` creates a drop-in file named `overrides.conf`.
Mainly needed to define instances for systemd template units (e.g. `systemd-nspawn@mycontainer.service`).
See also systemd.unit(1).
See also {manpage}`systemd.unit(5)`.
'';
};
@ -86,7 +86,7 @@ in rec {
This option creates a `.wants` symlink in the given target that exists
statelessly without the need for running `systemctl enable`.
The in systemd.unit(5) manpage described `[Install]` section however is
The `[Install]` section described in {manpage}`systemd.unit(5)` however is
not supported because it is a stateful process that does not fit well
into the NixOS design.
'';

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@ -132,7 +132,7 @@ in
OnCalendar = "daily";
};
description = lib.mdDoc ''
When to run the backup. See man systemd.timer for details.
When to run the backup. See {manpage}`systemd.timer(5)` for details.
'';
example = {
OnCalendar = "00:05";

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@ -79,7 +79,7 @@ in {
example = [ "53" ];
description = lib.mdDoc ''
What addresses and ports the server should listen on.
For detailed syntax see ListenStream in man systemd.socket.
For detailed syntax see ListenStream in {manpage}`systemd.socket(5)`.
'';
};
listenTLS = mkOption {
@ -88,7 +88,7 @@ in {
example = [ "198.51.100.1:853" "[2001:db8::1]:853" "853" ];
description = lib.mdDoc ''
Addresses and ports on which kresd should provide DNS over TLS (see RFC 7858).
For detailed syntax see ListenStream in man systemd.socket.
For detailed syntax see ListenStream in {manpage}`systemd.socket(5)`.
'';
};
listenDoH = mkOption {
@ -97,7 +97,7 @@ in {
example = [ "198.51.100.1:443" "[2001:db8::1]:443" "443" ];
description = lib.mdDoc ''
Addresses and ports on which kresd should provide DNS over HTTPS/2 (see RFC 8484).
For detailed syntax see ListenStream in man systemd.socket.
For detailed syntax see ListenStream in {manpage}`systemd.socket(5)`.
'';
};
instances = mkOption {

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@ -46,7 +46,7 @@ in {
type = types.lines;
example = "DefaultCPUAccounting=yes";
description = lib.mdDoc ''
Extra config options for systemd user instances. See man systemd-user.conf for
Extra config options for systemd user instances. See {manpage}`systemd-user.conf(5)` for
available options.
'';
};