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38 lines
1.1 KiB
Nix
38 lines
1.1 KiB
Nix
6 years ago
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# This script extends nixpkgs with mozilla packages.
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#
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# First it imports the <nixpkgs> in the environment and depends on it
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# providing fetchFromGitHub and lib.importJSON.
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#
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# After that it loads a pinned release of nixos-unstable and uses that as the
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# base for the rest of packaging. One can pass it's own pkgsPath attribute if
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# desired, probably in the context of hydra.
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{ pkgsPath ? null
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, overlays ? []
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, system ? null
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, geckoSrc ? null
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, servoSrc ? null
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}:
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# Pin a specific version of Nixpkgs.
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let
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_pkgs = import <nixpkgs> {};
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_pkgsPath =
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if pkgsPath != null then pkgsPath
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else _pkgs.fetchFromGitHub (_pkgs.lib.importJSON ./pkgs/nixpkgs.json);
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nixpkgs = import _pkgsPath ({
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overlays = import ./default.nix ++ overlays;
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} // (if system != null then { inherit system; } else {}));
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in
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nixpkgs // {
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# Do not add a name attribute attribute in an overlay !!! As this will cause
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# tons of recompilations.
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name = "nixpkgs";
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updateScript = nixpkgs.lib.updateFromGitHub {
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owner = "NixOS";
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repo = "nixpkgs-channels";
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branch = "nixos-unstable-small";
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path = "pkgs/nixpkgs.json";
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};
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}
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