nixpkgs/nixos/doc/manual/default.nix

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{ pkgs, options, version, revision }:
with pkgs.lib;
let
# Remove invisible and internal options.
options' = filter (opt: opt.visible && !opt.internal) (optionAttrSetToDocList options);
# Clean up declaration sites to not refer to the NixOS source tree.
options'' = flip map options' (opt: opt // {
declarations = map (fn: stripPrefix fn) opt.declarations;
});
prefix = toString pkgs.path;
stripPrefix = fn:
if substring 0 (stringLength prefix) fn == prefix then
substring (add (stringLength prefix) 1) 1000 fn
else
fn;
optionsXML = builtins.toFile "options.xml" (builtins.unsafeDiscardStringContext (builtins.toXML options''));
optionsDocBook = pkgs.runCommand "options-db.xml" {} ''
if grep /nixpkgs/nixos/modules ${optionsXML}; then
echo "The manual appears to depend on the location of Nixpkgs, which is bad"
echo "since this prevents sharing via the NixOS channel. This is typically"
echo "caused by an option default that refers to a relative path (see above"
echo "for hints about the offending path)."
exit 1
fi
${pkgs.libxslt}/bin/xsltproc \
--stringparam revision '${revision}' \
-o $out ${./options-to-docbook.xsl} ${optionsXML}
'';
in rec {
# Generate the NixOS manual.
manual = pkgs.stdenv.mkDerivation {
name = "nixos-manual";
sources = sourceFilesBySuffices ./. [".xml"];
buildInputs = [ pkgs.libxml2 pkgs.libxslt ];
xsltFlags = ''
--param section.autolabel 1
--param section.label.includes.component.label 1
--param html.stylesheet 'style.css'
--param xref.with.number.and.title 1
--param toc.section.depth 3
--param admon.style '''
--param callout.graphics.extension '.gif'
'';
buildCommand = ''
ln -s $sources/*.xml . # */
ln -s ${optionsDocBook} options-db.xml
echo "${version}" > version
# Check the validity of the manual sources.
xmllint --noout --nonet --xinclude --noxincludenode \
--relaxng ${pkgs.docbook5}/xml/rng/docbook/docbook.rng \
manual.xml
# Generate the HTML manual.
dst=$out/share/doc/nixos
ensureDir $dst
xsltproc $xsltFlags --nonet --xinclude \
--output $dst/manual.html \
${pkgs.docbook5_xsl}/xml/xsl/docbook/xhtml/docbook.xsl \
./manual.xml
mkdir -p $dst/images/callouts
cp ${pkgs.docbook5_xsl}/xml/xsl/docbook/images/callouts/*.gif $dst/images/callouts/
cp ${./style.css} $dst/style.css
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mkdir -p $out/nix-support
echo "nix-build out $out" >> $out/nix-support/hydra-build-products
echo "doc manual $dst manual.html" >> $out/nix-support/hydra-build-products
''; # */
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meta.description = "The NixOS manual in HTML format";
};
# Generate the NixOS manpages.
manpages = pkgs.stdenv.mkDerivation {
name = "nixos-manpages";
sources = sourceFilesBySuffices ./. [".xml"];
buildInputs = [ pkgs.libxml2 pkgs.libxslt ];
buildCommand = ''
ln -s $sources/*.xml . # */
ln -s ${optionsDocBook} options-db.xml
# Check the validity of the manual sources.
xmllint --noout --nonet --xinclude --noxincludenode \
--relaxng ${pkgs.docbook5}/xml/rng/docbook/docbook.rng \
./man-pages.xml
# Generate manpages.
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mkdir -p $out/share/man
xsltproc --nonet --xinclude \
--param man.output.in.separate.dir 1 \
--param man.output.base.dir "'$out/share/man/'" \
--param man.endnotes.are.numbered 0 \
${pkgs.docbook5_xsl}/xml/xsl/docbook/manpages/docbook.xsl \
./man-pages.xml
'';
};
}