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stdenv: refactor code for evaluation errors (no hash changes)

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This commit is contained in:
Vladimír Čunát 2015-01-07 17:27:29 +01:00
parent 2f4dc089a9
commit 123a8bf9a5
1 changed files with 14 additions and 18 deletions
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32
pkgs/stdenv/generic/default.nix
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@ -27,15 +27,6 @@ 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);
isUnfree = licenses: lib.lists.any (l:
@ -61,19 +52,24 @@ let
else
unsafeGetAttrPos "name" attrs;
pos' = if pos != null then "‘" + pos.file + ":" + toString pos.line + "’" else "«unknown-file»";
throwEvalHelp = unfreeOrBroken: whatIsWrong:
assert (unfreeOrBroken == "Unfree" || unfreeOrBroken == "Broken");
throw ''
Package ‘${attrs.name}’ in ${pos'} ${whatIsWrong}, refusing to evaluate.
You can set
{ nixpkgs.config.allow${unfreeOrBroken} = true; }
in configuration.nix to override this. If you use Nix standalone, you can add
{ allow${unfreeOrBroken} = true; }
to ~/.nixpkgs/config.nix.
'';
in
if !allowUnfree && isUnfree (lib.lists.toList attrs.meta.license or []) && !allowUnfreePredicate attrs then
throw ''
Package ‘${attrs.name}’ in ${pos'} has an unfree license, refusing to evaluate.
${forceEvalHelp "Unfree"}''
throwEvalHelp "Unfree" "has an unfree license"
else if !allowBroken && attrs.meta.broken or false then
throw ''
Package ‘${attrs.name}’ in ${pos'} is marked as broken, refusing to evaluate.
${forceEvalHelp "Broken"}''
throwEvalHelp "Broken" "is marked as broken"
else if !allowBroken && attrs.meta.platforms or null != null && !lib.lists.elem result.system attrs.meta.platforms then
throw ''
Package ‘${attrs.name}’ in ${pos'} is not supported on ‘${result.system}’, refusing to evaluate.
${forceEvalHelp "Broken"}''
throwEvalHelp "Broken" "is not supported on ‘${result.system}’"
else
lib.addPassthru (derivation (
(removeAttrs attrs ["meta" "passthru" "crossAttrs"])