Commit 4374f2fe authored by pennae's avatar pennae
Browse files

nixos/doc: avoid bash argument list size limit 

see #277861. as the module list grows the argument size in the
lazy-options nix call grows, eventually reaching a hard limit and
causing the build to fail. writing the list to a file instead and import
it instead of providing it directly circumvents this.
parent 1518efb2

nixos/modules/misc/documentation.nix

+6 −2
Original line number Diff line number Diff line
@@ -77,7 +77,11 @@ let 
          libPath = filter (pkgs.path + "/lib");

          pkgsLibPath = filter (pkgs.path + "/pkgs/pkgs-lib");

          nixosPath = filter (pkgs.path + "/nixos");

          modules = map (p: ''"${removePrefix "${modulesPath}/" (toString p)}"'') docModules.lazy;

          modules =

            "[ "

            + concatMapStringsSep " " (p: ''"${removePrefix "${modulesPath}/" (toString p)}"'') docModules.lazy

            + " ]";

          passAsFile = [ "modules" ];

        } ''

          export NIX_STORE_DIR=$TMPDIR/store

          export NIX_STATE_DIR=$TMPDIR/state
@@ -87,7 +91,7 @@ let 
            --argstr libPath "$libPath" \

            --argstr pkgsLibPath "$pkgsLibPath" \

            --argstr nixosPath "$nixosPath" \

            --arg modules "[ $modules ]" \

            --arg modules "import $modulesPath" \

            --argstr stateVersion "${options.system.stateVersion.default}" \

            --argstr release "${config.system.nixos.release}" \

            $nixosPath/lib/eval-cacheable-options.nix > $out \