Allow specifying allowUnfreePredicate instead of allowUnfree. The predicate will have access to the arguments of mkDerivation call. Should be an improvement for #2188

This commit is contained in:
Michael Raskin 2014-06-14 13:01:12 +04:00
parent 18023bc0e8
commit a076a60735

View file

@ -16,6 +16,15 @@ let
allowUnfree = config.allowUnfree or false || builtins.getEnv "NIXPKGS_ALLOW_UNFREE" == "1";
# Alow granular checks to allow only some unfree packages
# Example:
# {pkgs, ...}:
# {
# allowUnfree = false;
# allowUnfreePredicate = (x: pkgs.lib.hasPrefix "flashplayero-" x.name);
# }
allowUnfreePredicate = config.allowUnfreePredicate or (x: false);
allowBroken = config.allowBroken or false || builtins.getEnv "NIXPKGS_ALLOW_BROKEN" == "1";
unsafeGetAttrPos = builtins.unsafeGetAttrPos or (n: as: null);
@ -57,7 +66,7 @@ let
unsafeGetAttrPos "name" attrs;
pos' = if pos != null then "" + pos.file + ":" + toString pos.line + "" else "«unknown-file»";
in
if !allowUnfree && (let l = lib.lists.toList attrs.meta.license or []; in lib.lists.elem "unfree" l || lib.lists.elem "unfree-redistributable" l) then
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
throw ''
Package ${attrs.name} in ${pos'} has an unfree license, refusing to evaluate. You can set
{ nixpkgs.config.allowUnfree = true; }