Merge pull request #12557 from ryanartecona/nixos-manual-custom-options
NixOS manual: allow options from nix packages
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commit
310aadc48b
@ -1,4 +1,4 @@
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{ pkgs, options, version, revision }:
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{ pkgs, options, version, revision, extraSources ? [] }:
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with pkgs;
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with pkgs.lib;
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@ -17,19 +17,27 @@ let
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# Clean up declaration sites to not refer to the NixOS source tree.
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optionsList' = flip map optionsList (opt: opt // {
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declarations = map (fn: stripPrefix fn) opt.declarations;
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declarations = map (fn: stripAnyPrefixes fn) opt.declarations;
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}
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// optionalAttrs (opt ? example) { example = substFunction opt.example; }
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// optionalAttrs (opt ? default) { default = substFunction opt.default; }
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// optionalAttrs (opt ? type) { type = substFunction opt.type; });
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prefix = toString ../../..;
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# We need to strip references to /nix/store/* from options,
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# including any `extraSources` if some modules came from elsewhere,
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# or else the build will fail.
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#
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# E.g. if some `options` came from modules in ${pkgs.customModules}/nix,
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# you'd need to include `extraSources = [ "#{pkgs.customModules}" ]`
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herePrefix = toString ../../..;
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prefixesToStrip = [ herePrefix ] ++ extraSources;
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stripPrefix = fn:
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if substring 0 (stringLength prefix) fn == prefix then
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substring (stringLength prefix + 1) 1000 fn
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else
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fn;
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stripAnyPrefixes = fn:
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flip (flip fold fn) prefixesToStrip (fn: prefix:
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if substring 0 (stringLength prefix) fn == prefix then
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substring (stringLength prefix + 1) 1000 fn
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else
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fn);
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# Convert the list of options into an XML file.
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optionsXML = builtins.toFile "options.xml" (builtins.toXML optionsList');
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