diff options
Diffstat (limited to 'nix')
| -rw-r--r-- | nix/sources.json | 74 | ||||
| -rw-r--r-- | nix/sources.nix | 134 |
2 files changed, 208 insertions, 0 deletions
diff --git a/nix/sources.json b/nix/sources.json new file mode 100644 index 0000000..f686121 --- /dev/null +++ b/nix/sources.json @@ -0,0 +1,74 @@ +{ + "emacs-overlay": { + "branch": "master", + "description": "Bleeding edge emacs overlay [maintainer=@adisbladis] ", + "homepage": "", + "owner": "nix-community", + "repo": "emacs-overlay", + "rev": "13a0bef294ae0fb5aee7f4720717e923aff9764e", + "sha256": "06233xil82s82np5jg25ikgijz2d42w5iw4z6hs8wjp41936wgp3", + "type": "tarball", + "url": "https://github.com/nix-community/emacs-overlay/archive/13a0bef294ae0fb5aee7f4720717e923aff9764e.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + }, + "home-manager": { + "branch": "master", + "description": "Manage a user environment using Nix", + "homepage": "https://rycee.gitlab.io/home-manager/", + "owner": "rycee", + "repo": "home-manager", + "rev": "6cf6b587b575493e7718bf08b209013d7dcf4d58", + "sha256": "0666ayxazbphjn5xcrczv8m7k2q62k224fvf0kz1lx9qjn93wkvr", + "type": "tarball", + "url": "https://github.com/rycee/home-manager/archive/6cf6b587b575493e7718bf08b209013d7dcf4d58.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + }, + "mypkgs": { + "branch": "master", + "description": "Some custom Nix derivations", + "homepage": null, + "owner": "KnairdA", + "repo": "pkgs", + "rev": "033e5478036a00b6f1546102532545e50989a422", + "sha256": "0bv2708dqrzzfajczclwqdj9rbfpxw72pdg01y0vkc5bmwlj0qlg", + "type": "tarball", + "url": "https://github.com/KnairdA/pkgs/archive/033e5478036a00b6f1546102532545e50989a422.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + }, + "niv": { + "branch": "master", + "description": "Easy dependency management for Nix projects", + "homepage": "https://github.com/nmattia/niv", + "owner": "nmattia", + "repo": "niv", + "rev": "89ae775e9dfc2571f912156dd2f8627e14d4d507", + "sha256": "0ssw6byyn79fpyzswi28s5b85x66xh4xsfhmcfl5mkdxxpmyy0ns", + "type": "tarball", + "url": "https://github.com/nmattia/niv/archive/89ae775e9dfc2571f912156dd2f8627e14d4d507.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + }, + "nixpkgs": { + "branch": "nixos-20.03", + "description": "A read-only mirror of NixOS/nixpkgs tracking the released channels. Send issues and PRs to", + "homepage": "https://github.com/NixOS/nixpkgs", + "owner": "NixOS", + "repo": "nixpkgs-channels", + "rev": "feff2fa6659799fe7439038b3eba453d62a16e69", + "sha256": "0vlnrwlxl6xf6b8rmiy7as2lhi015nklyj2xdiy3ly8xznq69ll9", + "type": "tarball", + "url": "https://github.com/NixOS/nixpkgs-channels/archive/feff2fa6659799fe7439038b3eba453d62a16e69.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + }, + "nixpkgs-unstable": { + "branch": "nixpkgs-unstable", + "description": "Nix Packages collection", + "homepage": null, + "owner": "NixOS", + "repo": "nixpkgs", + "rev": "ca3fa9c32a45f028f480ab8ec26cc4bd8ce800ad", + "sha256": "06brxwypbsp1y2m9ppprkwsjg60jjp6bs2mmx7s8imk32pw86vi9", + "type": "tarball", + "url": "https://github.com/NixOS/nixpkgs/archive/ca3fa9c32a45f028f480ab8ec26cc4bd8ce800ad.tar.gz", + "url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz" + } +} diff --git a/nix/sources.nix b/nix/sources.nix new file mode 100644 index 0000000..8a725cb --- /dev/null +++ b/nix/sources.nix @@ -0,0 +1,134 @@ +# This file has been generated by Niv. + +let + + # + # The fetchers. fetch_<type> fetches specs of type <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: spec: + if spec.builtin or true then + builtins_fetchTarball { inherit (spec) url sha256; } + else + pkgs.fetchzip { inherit (spec) url sha256; }; + + fetch_git = spec: + builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; }; + + fetch_builtin-tarball = spec: + builtins.trace + '' + WARNING: + The niv type "builtin-tarball" will soon be deprecated. You should + instead use `builtin = true`. + + $ niv modify <package> -a type=tarball -a builtin=true + '' + builtins_fetchTarball { inherit (spec) url sha256; }; + + fetch_builtin-url = spec: + builtins.trace + '' + WARNING: + The niv type "builtin-url" will soon be deprecated. You should + instead use `builtin = true`. + + $ niv modify <package> -a type=file -a builtin=true + '' + (builtins_fetchurl { inherit (spec) url sha256; }); + + # + # 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 = <nixpkgs> == ./.; + in + if builtins.hasAttr "nixpkgs" sources + then sourcesNixpkgs + else if hasNixpkgsPath && ! hasThisAsNixpkgsPath then + import <nixpkgs> {} + else + abort + '' + Please specify either <nixpkgs> (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 spec + else if spec.type == "git" then fetch_git spec + else if spec.type == "builtin-tarball" then fetch_builtin-tarball spec + else if spec.type == "builtin-url" then fetch_builtin-url spec + 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)) + ); + + # fetchTarball version that is compatible between all the versions of Nix + builtins_fetchTarball = { url, sha256 }@attrs: + let + inherit (builtins) lessThan nixVersion fetchTarball; + in + if lessThan nixVersion "1.12" then + fetchTarball { inherit 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); } |