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author | Vladimír Čunát <vcunat@gmail.com> | 2014-08-12 20:18:10 +0200 |
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committer | Vladimír Čunát <vcunat@gmail.com> | 2014-08-12 20:18:10 +0200 |
commit | e80f41f35e8347a5e8cbb028c0ea3c33448ddece (patch) | |
tree | 1738934bfbd6b419c3a50f9d163fc7bc2db788cc /pkgs/stdenv | |
parent | bcdbbf3ea158b694192e12be9e719ec653b94fc2 (diff) | |
parent | ff999c31aa050cec735b787d1bbe519fa2298c3d (diff) |
Merge pull request #2455 from bjornfor/helpful-messages-when-refusing-eval
More helpful message when refusing to evaluate "broken" package
Diffstat (limited to 'pkgs/stdenv')
-rw-r--r-- | pkgs/stdenv/generic/default.nix | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/pkgs/stdenv/generic/default.nix b/pkgs/stdenv/generic/default.nix index 0d8355e89cc38..11731c1c1c105 100644 --- a/pkgs/stdenv/generic/default.nix +++ b/pkgs/stdenv/generic/default.nix @@ -29,6 +29,16 @@ let allowBroken = config.allowBroken or false || builtins.getEnv "NIXPKGS_ALLOW_BROKEN" == "1"; + forceEvalHelp = unfreeOrBroken: + assert (unfreeOrBroken == "Unfree" || unfreeOrBroken == "Broken"); + '' + You can set + { nixpkgs.config.allow${unfreeOrBroken} = true; } + in configuration.nix to override this. If you use Nix standalone, you can add + { allow${unfreeOrBroken} = true; } + to ~/.nixpkgs/config.nix. + ''; + unsafeGetAttrPos = builtins.unsafeGetAttrPos or (n: as: null); # The stdenv that we are producing. @@ -76,15 +86,16 @@ let in 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 ${pos'} has an unfree license, refusing to evaluate. You can set - { nixpkgs.config.allowUnfree = true; } - in configuration.nix to override this. If you use Nix standalone, you can add - { allowUnfree = true; } - to ~/.nixpkgs/config.nix.'' + Package ‘${attrs.name}’ in ${pos'} has an unfree license, refusing to evaluate. + ${forceEvalHelp "Unfree"}'' else if !allowBroken && attrs.meta.broken or false then - throw "you can't use package ‘${attrs.name}’ in ${pos'} because it has been marked as broken" + throw '' + Package ‘${attrs.name}’ in ${pos'} is marked as broken, refusing to evaluate. + ${forceEvalHelp "Broken"}'' else if !allowBroken && attrs.meta.platforms or null != null && !lib.lists.elem result.system attrs.meta.platforms then - throw "the package ‘${attrs.name}’ in ${pos'} is not supported on ‘${result.system}’" + throw '' + Package ‘${attrs.name}’ in ${pos'} is not supported on ‘${result.system}’, refusing to evaluate. + ${forceEvalHelp "Broken"}'' else lib.addPassthru (derivation ( (removeAttrs attrs ["meta" "passthru" "crossAttrs"]) |