Convert to flake
continuous-integration/drone/push Build is passing Details

master
Simon Bruder 2021-05-06 18:11:08 +02:00
parent bcf02ce27c
commit dd691b9796
Signed by: simon
GPG Key ID: 8D3C82F9F309F8EC
7 changed files with 93 additions and 210 deletions

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@ -5,4 +5,5 @@ type: exec
steps:
- name: build
commands:
- nix-build
- nix build -L
- readlink -f result

2
.envrc
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@ -1 +1 @@
use nix
use flake

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@ -1,34 +0,0 @@
let
sources = import ./nix/sources.nix;
pkgs = import sources.nixpkgs {};
inherit (import sources.gitignore { inherit (pkgs) lib; }) gitignoreSource;
texlive = pkgs.texlive.combine {
inherit (pkgs.texlive) scheme-small
biber
biblatex
csquotes
datetime2
datetime2-german
geschichtsfrkl
latexmk
lipsum
setspace
tracklang;
};
in
pkgs.stdenv.mkDerivation {
name = "seminararbeit.pdf";
nativeBuildInputs = [
texlive
];
src = gitignoreSource ./.;
# We only build a PDF
dontFixup = true;
installPhase = "cp $name $out";
}

43
flake.lock Normal file
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@ -0,0 +1,43 @@
{
"nodes": {
"flake-utils": {
"locked": {
"lastModified": 1619345332,
"narHash": "sha256-qHnQkEp1uklKTpx3MvKtY6xzgcqXDsz5nLilbbuL+3A=",
"owner": "numtide",
"repo": "flake-utils",
"rev": "2ebf2558e5bf978c7fb8ea927dfaed8fefab2e28",
"type": "github"
},
"original": {
"owner": "numtide",
"repo": "flake-utils",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1620252427,
"narHash": "sha256-U1Q5QceuT4chJTJ1UOt7bZOn9Y2o5/7w27RISjqXoQw=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "d3ba49889a76539ea0f7d7285b203e7f81326ded",
"type": "github"
},
"original": {
"owner": "nixos",
"ref": "nixos-unstable",
"repo": "nixpkgs",
"type": "github"
}
},
"root": {
"inputs": {
"flake-utils": "flake-utils",
"nixpkgs": "nixpkgs"
}
}
},
"root": "root",
"version": 7
}

47
flake.nix Normal file
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@ -0,0 +1,47 @@
{
description = "A very basic flake";
inputs = {
nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
flake-utils.url = "github:numtide/flake-utils";
};
outputs = { self, flake-utils, nixpkgs }: flake-utils.lib.eachDefaultSystem (system:
let
pkgs = nixpkgs.legacyPackages.${system};
in
rec {
packages.seminararbeit =
let
texlive = pkgs.texlive.combine {
inherit (pkgs.texlive) scheme-small
biber
biblatex
csquotes
datetime2
datetime2-german
geschichtsfrkl
latexmk
lipsum
setspace
tracklang;
};
in
pkgs.stdenv.mkDerivation {
name = "seminararbeit.pdf";
nativeBuildInputs = [
texlive
];
src = self;
# We only build a PDF
dontFixup = true;
installPhase = "cp $name $out";
};
defaultPackage = packages.seminararbeit;
});
}

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@ -1,26 +0,0 @@
{
"gitignore": {
"branch": "master",
"description": "Nix function for filtering local git sources",
"homepage": "",
"owner": "hercules-ci",
"repo": "gitignore.nix",
"rev": "211907489e9f198594c0eb0ca9256a1949c9d412",
"sha256": "06j7wpvj54khw0z10fjyi31kpafkr6hi1k0di13k1xp8kywvfyx8",
"type": "tarball",
"url": "https://github.com/hercules-ci/gitignore.nix/archive/211907489e9f198594c0eb0ca9256a1949c9d412.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
},
"nixpkgs": {
"branch": "nixpkgs-unstable",
"description": "Nix Packages collection",
"homepage": "",
"owner": "NixOS",
"repo": "nixpkgs",
"rev": "f73da2880a93dc24e185297a6af747efdeac5f01",
"sha256": "16hynkzc4b5hn34hkznfkkbg9p0qphyac7sp6cs4z3syyfxpnw1d",
"type": "tarball",
"url": "https://github.com/NixOS/nixpkgs/archive/f73da2880a93dc24e185297a6af747efdeac5f01.tar.gz",
"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
}
}

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@ -1,148 +0,0 @@
# 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: 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) "${name}-src";
in
if spec.builtin or true then
builtins_fetchTarball { name = name'; inherit (spec) url sha256; }
else
pkgs.fetchzip { name = name'; inherit (spec) url sha256; };
fetch_git = spec:
builtins.fetchGit { url = spec.repo; inherit (spec) rev ref; };
fetch_local = spec: spec.path;
fetch_builtin-tarball = name: throw
''[${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 = <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 name spec
else if spec.type == "git" then fetch_git spec
else if spec.type == "local" then fetch_local 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 ${builtins.toJSON spec.type}";
# If the environment variable NIV_OVERRIDE_${name} is set, then use
# the path directly as opposed to the fetched source.
replace = name: drv:
let
saneName = stringAsChars (c: if isNull (builtins.match "[a-zA-Z0-9]" c) then "_" else c) name;
ersatz = builtins.getEnv "NIV_OVERRIDE_${saneName}";
in
if ersatz == "" then drv else ersatz;
# Ports of functions for older nix versions
# a Nix version of mapAttrs if the built-in doesn't exist
mapAttrs = builtins.mapAttrs or (
f: set: with builtins;
listToAttrs (map (attr: { name = attr; value = f attr set.${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 = replace name (fetch config.pkgs name spec); }
) config.sources;
# The "config" used by the fetchers
mkConfig =
{ sourcesFile ? if builtins.pathExists ./sources.json then ./sources.json else null
, sources ? if isNull sourcesFile then {} else 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); }