git.iko.soy/rasnixos
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Initial commit
9a22f5aiko
default.nixnew file+48
unifiedsplit
@@ -0,0 +1,48 @@
1+{ sources ? import ./nix/sources.nix
2+, nixpkgs ? sources.nixpkgs
3+, system ? builtins.currentSystem
4+}:
5+let
6+ pkgs = import nixpkgs {
7+ crossSystem = (import "${nixpkgs}/lib").systems.examples.raspberryPi;
8+ inherit system;
9+ # config.perlPackageOverrides = old: {
10+ # FileShareDir = old.perlPackages.callPackage
11+ # ({ buildPerlPackage, lib, fetchurl, ClassInspector, FileShareDirInstall, ... }: buildPerlPackage {
12+ # pname = "File-ShareDir";
13+ # version = "1.116";
14+ # src = fetchurl {
15+ # url = "mirror://cpan/authors/id/R/RE/REHSACK/File-ShareDir-1.116.tar.gz";
16+ # sha256 = "0a43rfb0a1fpxh4d2dayarkdxw4cx9a2krkk87zmcilcz7yhpnar";
17+ # };
18+ # propagatedBuildInputs = [ ClassInspector ];
19+ # meta = {
20+ # description = "Locate per-dist and per-module shared files";
21+ # license = with lib.licenses; [ artistic1 gpl1Plus ];
22+ # };
23+ # buildInputs = [ FileShareDirInstall ];
24+ # }) { };
25+ # };
26+
27+ overlays = [
28+ (self: super: {
29+ # libdrm = super.libdrm.override { withValgrind = false; };
30+ # perl = super.perl.override {
31+ # config.packageOverrides = 1;
32+ # };
33+ # perlPackages = super.perl530Packages.override (old: {
34+ # });
35+ })
36+ ];
37+ };
38+ nixos = pkgs.nixos ([
39+ ({ lib, ... }:
40+ {
41+ nixpkgs.crossSystem = lib.systems.elaborate lib.systems.examples.raspberryPi;
42+ # supportedSystems = [ "armv6l-linux" ];
43+ }
44+ )
45+ (import "${nixpkgs}/nixos/modules/installer/cd-dvd/sd-image-raspberrypi.nix")
46+ ]);
47+in
48+nixos.config.system.build.sdImage
nix/sources.jsonnew file+26
@@ -0,0 +1,26 @@
1+{
2+ "niv": {
3+ "branch": "master",
4+ "description": "Easy dependency management for Nix projects",
5+ "homepage": "https://github.com/nmattia/niv",
6+ "owner": "nmattia",
7+ "repo": "niv",
8+ "rev": "af958e8057f345ee1aca714c1247ef3ba1c15f5e",
9+ "sha256": "1qjavxabbrsh73yck5dcq8jggvh3r2jkbr6b5nlz5d9yrqm9255n",
10+ "type": "tarball",
11+ "url": "https://github.com/nmattia/niv/archive/af958e8057f345ee1aca714c1247ef3ba1c15f5e.tar.gz",
12+ "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
13+ },
14+ "nixpkgs": {
15+ "branch": "nixos-unstable",
16+ "description": "Nix Packages collection",
17+ "homepage": "",
18+ "owner": "NixOS",
19+ "repo": "nixpkgs",
20+ "rev": "536fe36e23ab0fc8b7f35c24603422eee9fc17a2",
21+ "sha256": "040j2bv45vsa106gblphzgjx2zq90c8mh2iy1ig9xly7xsw15681",
22+ "type": "tarball",
23+ "url": "https://github.com/NixOS/nixpkgs/archive/536fe36e23ab0fc8b7f35c24603422eee9fc17a2.tar.gz",
24+ "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
25+ }
26+}
nix/sources.nixnew file+171
@@ -0,0 +1,171 @@
1+# This file has been generated by Niv.
2+
3+let
4+
5+ #
6+ # The fetchers. fetch_<type> fetches specs of type <type>.
7+ #
8+
9+ fetch_file = pkgs: name: spec:
10+ let
11+ name' = sanitizeName name + "-src";
12+ in
13+ if spec.builtin or true then
14+ builtins_fetchurl { inherit (spec) url sha256; name = name'; }
15+ else
16+ pkgs.fetchurl { inherit (spec) url sha256; name = name'; };
17+
18+ fetch_tarball = pkgs: name: spec:
19+ let
20+ name' = sanitizeName name + "-src";
21+ in
22+ if spec.builtin or true then
23+ builtins_fetchTarball { name = name'; inherit (spec) url sha256; }
24+ else
25+ pkgs.fetchzip { name = name'; inherit (spec) url sha256; };
26+
27+ fetch_git = name: spec:
28+ let
29+ ref =
30+ if spec ? ref then spec.ref else
31+ if spec ? branch then "refs/heads/${spec.branch}" else
32+ if spec ? tag then "refs/tags/${spec.tag}" else
33+ abort "In git source '${name}': Please specify `ref`, `tag` or `branch`!";
34+ in
35+ builtins.fetchGit { url = spec.repo; inherit (spec) rev; inherit ref; };
36+
37+ fetch_local = spec: spec.path;
38+
39+ fetch_builtin-tarball = name: throw
40+ ''[${name}] The niv type "builtin-tarball" is deprecated. You should instead use `builtin = true`.
41+ $ niv modify ${name} -a type=tarball -a builtin=true'';
42+
43+ fetch_builtin-url = name: throw
44+ ''[${name}] The niv type "builtin-url" will soon be deprecated. You should instead use `builtin = true`.
45+ $ niv modify ${name} -a type=file -a builtin=true'';
46+
47+ #
48+ # Various helpers
49+ #
50+
51+ # https://github.com/NixOS/nixpkgs/pull/83241/files#diff-c6f540a4f3bfa4b0e8b6bafd4cd54e8bR695
52+ sanitizeName = name:
53+ (
54+ concatMapStrings (s: if builtins.isList s then "-" else s)
55+ (
56+ builtins.split "[^[:alnum:]+._?=-]+"
57+ ((x: builtins.elemAt (builtins.match "\\.*(.*)" x) 0) name)
58+ )
59+ );
60+
61+ # The set of packages used when specs are fetched using non-builtins.
62+ mkPkgs = sources: system:
63+ let
64+ sourcesNixpkgs =
65+ import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) { inherit system; };
66+ hasNixpkgsPath = builtins.any (x: x.prefix == "nixpkgs") builtins.nixPath;
67+ hasThisAsNixpkgsPath = <nixpkgs> == ./.;
68+ in
69+ if builtins.hasAttr "nixpkgs" sources
70+ then sourcesNixpkgs
71+ else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then
72+ import <nixpkgs> {}
73+ else
74+ abort
75+ ''
76+ Please specify either <nixpkgs> (through -I or NIX_PATH=nixpkgs=...) or
77+ add a package called "nixpkgs" to your sources.json.
78+ '';
79+
80+ # The actual fetching function.
81+ fetch = pkgs: name: spec:
82+
83+ if ! builtins.hasAttr "type" spec then
84+ abort "ERROR: niv spec ${name} does not have a 'type' attribute"
85+ else if spec.type == "file" then fetch_file pkgs name spec
86+ else if spec.type == "tarball" then fetch_tarball pkgs name spec
87+ else if spec.type == "git" then fetch_git name spec
88+ else if spec.type == "local" then fetch_local spec
89+ else if spec.type == "builtin-tarball" then fetch_builtin-tarball name
90+ else if spec.type == "builtin-url" then fetch_builtin-url name
91+ else
92+ abort "ERROR: niv spec ${name} has unknown type ${builtins.toJSON spec.type}";
93+
94+ # If the environment variable NIV_OVERRIDE_${name} is set, then use
95+ # the path directly as opposed to the fetched source.
96+ replace = name: drv:
97+ let
98+ saneName = stringAsChars (c: if isNull (builtins.match "[a-zA-Z0-9]" c) then "_" else c) name;
99+ ersatz = builtins.getEnv "NIV_OVERRIDE_${saneName}";
100+ in
101+ if ersatz == "" then drv else ersatz;
102+
103+ # Ports of functions for older nix versions
104+
105+ # a Nix version of mapAttrs if the built-in doesn't exist
106+ mapAttrs = builtins.mapAttrs or (
107+ f: set: with builtins;
108+ listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set))
109+ );
110+
111+ # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/lists.nix#L295
112+ range = first: last: if first > last then [] else builtins.genList (n: first + n) (last - first + 1);
113+
114+ # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L257
115+ stringToCharacters = s: map (p: builtins.substring p 1 s) (range 0 (builtins.stringLength s - 1));
116+
117+ # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L269
118+ stringAsChars = f: s: concatStrings (map f (stringToCharacters s));
119+ concatMapStrings = f: list: concatStrings (map f list);
120+ concatStrings = builtins.concatStringsSep "";
121+
122+ # https://github.com/NixOS/nixpkgs/blob/8a9f58a375c401b96da862d969f66429def1d118/lib/attrsets.nix#L331
123+ optionalAttrs = cond: as: if cond then as else {};
124+
125+ # fetchTarball version that is compatible between all the versions of Nix
126+ builtins_fetchTarball = { url, name ? null, sha256 }@attrs:
127+ let
128+ inherit (builtins) lessThan nixVersion fetchTarball;
129+ in
130+ if lessThan nixVersion "1.12" then
131+ fetchTarball ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
132+ else
133+ fetchTarball attrs;
134+
135+ # fetchurl version that is compatible between all the versions of Nix
136+ builtins_fetchurl = { url, name ? null, sha256 }@attrs:
137+ let
138+ inherit (builtins) lessThan nixVersion fetchurl;
139+ in
140+ if lessThan nixVersion "1.12" then
141+ fetchurl ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
142+ else
143+ fetchurl attrs;
144+
145+ # Create the final "sources" from the config
146+ mkSources = config:
147+ mapAttrs (
148+ name: spec:
149+ if builtins.hasAttr "outPath" spec
150+ then abort
151+ "The values in sources.json should not have an 'outPath' attribute"
152+ else
153+ spec // { outPath = replace name (fetch config.pkgs name spec); }
154+ ) config.sources;
155+
156+ # The "config" used by the fetchers
157+ mkConfig =
158+ { sourcesFile ? if builtins.pathExists ./sources.json then ./sources.json else null
159+ , sources ? if isNull sourcesFile then {} else builtins.fromJSON (builtins.readFile sourcesFile)
160+ , system ? builtins.currentSystem
161+ , pkgs ? mkPkgs sources system
162+ }: rec {
163+ # The sources, i.e. the attribute set of spec name to spec
164+ inherit sources;
165+
166+ # The "pkgs" (evaluated nixpkgs) to use for e.g. non-builtin fetchers
167+ inherit pkgs;
168+ };
169+
170+in
171+mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); }