diff options
author | tv <tv@krebsco.de> | 2015-07-28 20:40:25 +0200 |
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committer | tv <tv@krebsco.de> | 2015-07-28 20:40:25 +0200 |
commit | fc9f8d985098cce3c4386810f6c487ca3884f336 (patch) | |
tree | f1033088f116f8683ebe94c4b3576f440af949f6 /tv/4lib/modules.nix | |
parent | a5fe66d5e3d9b76914e48db769a31135081d8555 (diff) |
tv: reintroduce directory numbers
Diffstat (limited to 'tv/4lib/modules.nix')
-rw-r--r-- | tv/4lib/modules.nix | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/tv/4lib/modules.nix b/tv/4lib/modules.nix new file mode 100644 index 0000000..248e638 --- /dev/null +++ b/tv/4lib/modules.nix @@ -0,0 +1,21 @@ +let + pkgs = import <nixpkgs> {}; + inherit (pkgs.lib) concatMap hasAttr; +in rec { + + no-touch-args = { + config = throw "no-touch-args: can't touch config!"; + lib = throw "no-touch-args: can't touch lib!"; + pkgs = throw "no-touch-args: can't touch pkgs!"; + }; + + # list-imports : path -> [path] + # Return a module's transitive list of imports. + # XXX duplicates won't get eliminated from the result. + list-imports = path: + let module = import path no-touch-args; + imports = if hasAttr "imports" module + then concatMap list-imports module.imports + else []; + in [path] ++ imports; +} |