Colin
ebb7d0b4e1
the former prevents all substitution; the latter is just a hint to Nix on how to prioritize available builders
31 lines
1002 B
Nix
31 lines
1002 B
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.sane.programs.man-db;
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in
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{
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sane.programs.man-db = {
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buildCost = 1; # the cache takes a couple minutes to generate; can only build after *everything* else
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sandbox.autodetectCliPaths = "existingFile";
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};
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# fixup `apropos` & others to actually work.
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documentation.man = lib.mkIf cfg.enabled {
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# generateCaches = true;
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man-db.package = cfg.package;
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};
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environment.etc."man_db.conf".text = let
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# imported logic from <repo:nixos/nixpkgs:nixos/modules/misc/man-db.nix>,
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# but it actually works
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manualCache = pkgs.runCommand "man-cache" {
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nativeBuildInputs = [ cfg.packageUnwrapped ];
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} ''
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echo "MANDB_MAP ${config.documentation.man.man-db.manualPages}/share/man $out" > man.conf
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mandb -C man.conf -psc >/dev/null 2>&1
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'';
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in lib.mkIf cfg.enabled (lib.mkBefore ''
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# Generated manual pages cache for NixOS (immutable)
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MANDB_MAP /run/current-system/sw/share/man ${manualCache}
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'');
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}
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