X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=nix%2Fsources.nix;fp=nix%2Fsources.nix;h=0000000000000000000000000000000000000000;hb=1a64deeb894dc95e2645a75771732c6cc53a79ad;hp=45c97d10d6c61f4a7390c4a8b7ea8444a5b712e3;hpb=fa25ffd4583cc362075cd5e1b4130f33306103f0;p=perso%2FImmae%2FConfig%2FNix.git diff --git a/nix/sources.nix b/nix/sources.nix deleted file mode 100644 index 45c97d1..0000000 --- a/nix/sources.nix +++ /dev/null @@ -1,135 +0,0 @@ -# This file has been generated by Niv. - -let - - # - # The fetchers. fetch_ fetches specs of type . - # - - fetch_file = pkgs: spec: - if spec.builtin or true then - builtins_fetchurl { inherit (spec) url sha256; } - else - pkgs.fetchurl { inherit (spec) url sha256; }; - - fetch_tarball = pkgs: name: spec: - let - ok = str: ! builtins.isNull (builtins.match "[a-zA-Z0-9+-._?=]" str); - # sanitize the name, though nix will still fail if name starts with period - name' = stringAsChars (x: if ! ok x then "-" else x) "${name}-src"; - in - if spec.builtin or true then - builtins_fetchTarball { name = name'; inherit (spec) url sha256; } - else - pkgs.fetchzip { name = name'; inherit (spec) url sha256; }; - - fetch_git = spec: - builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; }; - - fetch_builtin-tarball = name: throw - ''[${name}] The niv type "builtin-tarball" is deprecated. You should instead use `builtin = true`. - $ niv modify ${name} -a type=tarball -a builtin=true''; - - fetch_builtin-url = name: throw - ''[${name}] The niv type "builtin-url" will soon be deprecated. You should instead use `builtin = true`. - $ niv modify ${name} -a type=file -a builtin=true''; - - # - # Various helpers - # - - # The set of packages used when specs are fetched using non-builtins. - mkPkgs = sources: - let - sourcesNixpkgs = - import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) {}; - hasNixpkgsPath = builtins.any (x: x.prefix == "nixpkgs") builtins.nixPath; - hasThisAsNixpkgsPath = == ./.; - in - if builtins.hasAttr "nixpkgs" sources - then sourcesNixpkgs - else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then - import {} - else - abort - '' - Please specify either (through -I or NIX_PATH=nixpkgs=...) or - add a package called "nixpkgs" to your sources.json. - ''; - - # The actual fetching function. - fetch = pkgs: name: spec: - - if ! builtins.hasAttr "type" spec then - abort "ERROR: niv spec ${name} does not have a 'type' attribute" - else if spec.type == "file" then fetch_file pkgs spec - else if spec.type == "tarball" then fetch_tarball pkgs name spec - else if spec.type == "git" then fetch_git spec - else if spec.type == "builtin-tarball" then fetch_builtin-tarball name - else if spec.type == "builtin-url" then fetch_builtin-url name - else - abort "ERROR: niv spec ${name} has unknown type ${builtins.toJSON spec.type}"; - - # Ports of functions for older nix versions - - # a Nix version of mapAttrs if the built-in doesn't exist - mapAttrs = builtins.mapAttrs or ( - f: set: with builtins; - listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set)) - ); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/lists.nix#L295 - range = first: last: if first > last then [] else builtins.genList (n: first + n) (last - first + 1); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L257 - stringToCharacters = s: map (p: builtins.substring p 1 s) (range 0 (builtins.stringLength s - 1)); - - # https://github.com/NixOS/nixpkgs/blob/0258808f5744ca980b9a1f24fe0b1e6f0fecee9c/lib/strings.nix#L269 - stringAsChars = f: s: concatStrings (map f (stringToCharacters s)); - concatStrings = builtins.concatStringsSep ""; - - # fetchTarball version that is compatible between all the versions of Nix - builtins_fetchTarball = { url, name, sha256 }@attrs: - let - inherit (builtins) lessThan nixVersion fetchTarball; - in - if lessThan nixVersion "1.12" then - fetchTarball { inherit name url; } - else - fetchTarball attrs; - - # fetchurl version that is compatible between all the versions of Nix - builtins_fetchurl = { url, sha256 }@attrs: - let - inherit (builtins) lessThan nixVersion fetchurl; - in - if lessThan nixVersion "1.12" then - fetchurl { inherit url; } - else - fetchurl attrs; - - # Create the final "sources" from the config - mkSources = config: - mapAttrs ( - name: spec: - if builtins.hasAttr "outPath" spec - then abort - "The values in sources.json should not have an 'outPath' attribute" - else - spec // { outPath = fetch config.pkgs name spec; } - ) config.sources; - - # The "config" used by the fetchers - mkConfig = - { sourcesFile ? ./sources.json - , sources ? builtins.fromJSON (builtins.readFile sourcesFile) - , pkgs ? mkPkgs sources - }: rec { - # The sources, i.e. the attribute set of spec name to spec - inherit sources; - - # The "pkgs" (evaluated nixpkgs) to use for e.g. non-builtin fetchers - inherit pkgs; - }; -in -mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); }