forked from mirrors/nixpkgs
sane: use mkSaneConfig to set system environment
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4fb9c3700a
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@ -5,6 +5,8 @@ with lib;
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let
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pkg = if config.hardware.sane.snapshot then pkgs.saneBackendsGit else pkgs.saneBackends;
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backends = [ pkg ] ++ config.hardware.sane.extraBackends;
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saneConfig = pkgs.mkSaneConfig { paths = backends; };
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in
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@ -26,6 +28,12 @@ in
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description = "Use a development snapshot of SANE scanner drivers.";
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};
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hardware.sane.extraBackends = mkOption {
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type = types.listOf types.path;
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default = [];
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description = "Packages providing extra SANE backends to enable.";
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};
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};
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@ -33,8 +41,12 @@ in
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config = mkIf config.hardware.sane.enable {
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environment.systemPackages = [ pkg ];
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services.udev.packages = [ pkg ];
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environment.systemPackages = backends;
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environment.variables = {
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SANE_CONFIG_DIR = "${saneConfig}/etc/sane.d";
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LD_LIBRARY_PATH = [ "${saneConfig}/lib/sane" ];
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};
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services.udev.packages = backends;
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users.extraGroups."scanner".gid = config.ids.gids.scanner;
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