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Allow marking licenses as unfree
This allows licenses like the Amazon Software License to be identified properly while still preventing packages with those licenses from being distributed in the Nixpkgs/NixOS channels.
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@ -25,6 +25,7 @@ rec {
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shortName = "asl";
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fullName = "Amazon Software License";
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url = http://aws.amazon.com/asl/;
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free = false;
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};
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amd = {
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@ -290,11 +291,21 @@ rec {
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url = http://www.tcl.tk/software/tcltk/license.html;
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};
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unfree = "unfree";
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unfree = {
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fullName = "Unfree";
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free = false;
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};
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unfreeRedistributable = "unfree-redistributable";
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unfreeRedistributable = {
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fullName = "Unfree redistributable";
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free = false;
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};
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unfreeRedistributableFirmware = "unfree-redistributable-firmware";
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unfreeRedistributableFirmware = {
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fullName = "Unfree redistributable firmware";
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# Note: we currently consider these "free" for inclusion in the
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# channel and NixOS images.
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};
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unlicense = {
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shortName = "Unlicense";
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@ -41,6 +41,9 @@ let
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unsafeGetAttrPos = builtins.unsafeGetAttrPos or (n: as: null);
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isUnfree = licenses: lib.lists.any (l:
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!l.free or true || l == "unfree" || l == "unfree-redistributable") licenses;
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# The stdenv that we are producing.
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result =
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@ -84,7 +87,7 @@ let
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unsafeGetAttrPos "name" attrs;
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pos' = if pos != null then "‘" + pos.file + ":" + toString pos.line + "’" else "«unknown-file»";
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in
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if !allowUnfree && (let l = lib.lists.toList attrs.meta.license or []; in lib.lists.elem "unfree" l || lib.lists.elem "unfree-redistributable" l) && !(allowUnfreePredicate attrs) then
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if !allowUnfree && isUnfree (lib.lists.toList attrs.meta.license or []) && !allowUnfreePredicate attrs then
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throw ''
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Package ‘${attrs.name}’ in ${pos'} has an unfree license, refusing to evaluate.
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${forceEvalHelp "Unfree"}''
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