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-rw-r--r--Biz/Bild/Sources.nix227
1 files changed, 129 insertions, 98 deletions
diff --git a/Biz/Bild/Sources.nix b/Biz/Bild/Sources.nix
index 927683a..f7af81e 100644
--- a/Biz/Bild/Sources.nix
+++ b/Biz/Bild/Sources.nix
@@ -7,42 +7,59 @@ let
#
fetch_file = pkgs: name: spec:
- let
- name' = sanitizeName name + "-src";
- in
- if spec.builtin or true then
- builtins_fetchurl { inherit (spec) url sha256; name = name'; }
- else
- pkgs.fetchurl { inherit (spec) url sha256; name = name'; };
+ let name' = sanitizeName name + "-src";
+ in if spec.builtin or true then
+ builtins_fetchurl {
+ inherit (spec) url sha256;
+ name = name';
+ }
+ else
+ pkgs.fetchurl {
+ inherit (spec) url sha256;
+ name = name';
+ };
fetch_tarball = pkgs: name: spec:
- let
- name' = sanitizeName 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; };
+ let name' = sanitizeName 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 = name: spec:
let
- ref =
- if spec ? ref then spec.ref else
- if spec ? branch then "refs/heads/${spec.branch}" else
- if spec ? tag then "refs/tags/${spec.tag}" else
- abort "In git source '${name}': Please specify `ref`, `tag` or `branch`!";
- in
- builtins.fetchGit { url = spec.repo; inherit (spec) rev; inherit ref; };
+ ref = if spec ? ref then
+ spec.ref
+ else if spec ? branch then
+ "refs/heads/${spec.branch}"
+ else if spec ? tag then
+ "refs/tags/${spec.tag}"
+ else
+ abort
+ "In git source '${name}': Please specify `ref`, `tag` or `branch`!";
+ in builtins.fetchGit {
+ url = spec.repo;
+ inherit (spec) rev;
+ inherit 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 ${name} -a type=tarball -a builtin=true'';
+ fetch_builtin-tarball = name:
+ throw ''
+ [${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 ${name} -a type=file -a builtin=true'';
+ fetch_builtin-url = name:
+ throw ''
+ [${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
@@ -50,72 +67,87 @@ let
# https://github.com/NixOS/nixpkgs/pull/83241/files#diff-c6f540a4f3bfa4b0e8b6bafd4cd54e8bR695
sanitizeName = name:
- (
- concatMapStrings (s: if builtins.isList s then "-" else s)
- (
- builtins.split "[^[:alnum:]+._?=-]+"
- ((x: builtins.elemAt (builtins.match "\\.*(.*)" x) 0) name)
- )
- );
+ (concatMapStrings (s: if builtins.isList s then "-" else s)
+ (builtins.split "[^[:alnum:]+._?=-]+"
+ ((x: builtins.elemAt (builtins.match "\\.*(.*)" x) 0) name)));
# The set of packages used when specs are fetched using non-builtins.
mkPkgs = sources: system:
let
- sourcesNixpkgs =
- import (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) { inherit system; };
+ sourcesNixpkgs = import
+ (builtins_fetchTarball { inherit (sources.nixpkgs) url sha256; }) {
+ inherit system;
+ };
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.
- '';
+ 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
+ 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 name spec
- else if spec.type == "tarball" then fetch_tarball pkgs name spec
- else if spec.type == "git" then fetch_git name 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 if spec.type == "file" then
+ fetch_file pkgs name spec
+ else if spec.type == "tarball" then
+ fetch_tarball pkgs name spec
+ else if spec.type == "git" then
+ fetch_git name 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}";
+ 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;
+ saneName = stringAsChars
+ (c: if isNull (builtins.match "[a-zA-Z0-9]" c) then "_" else c) name;
ersatz = builtins.getEnv "NIV_OVERRIDE_${saneName}";
- in
- if ersatz == "" then drv else
- # this turns the string into an actual Nix path (for both absolute and
- # relative paths)
- if builtins.substring 0 1 ersatz == "/" then /. + ersatz else /. + builtins.getEnv "PWD" + "/${ersatz}";
+ in if ersatz == "" then
+ drv
+ else
+ # this turns the string into an actual Nix path (for both absolute and
+ # relative paths)
+ if builtins.substring 0 1 ersatz == "/" then
+ /. + ersatz
+ else
+ /. + builtins.getEnv "PWD" + "/${ersatz}";
# Ports of functions for older nix versions
# a Nix version of mapAttrs if the built-in doesn't exist
- mapAttrs = builtins.mapAttrs or (
- f: set: with builtins;
- listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set))
- );
+ 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);
+ 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));
+ 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));
@@ -123,48 +155,46 @@ let
concatStrings = builtins.concatStringsSep "";
# https://github.com/NixOS/nixpkgs/blob/8a9f58a375c401b96da862d969f66429def1d118/lib/attrsets.nix#L331
- optionalAttrs = cond: as: if cond then as else {};
+ optionalAttrs = cond: as: if cond then as else { };
# fetchTarball version that is compatible between all the versions of Nix
# deadnix: skip
builtins_fetchTarball = { url, name ? null, sha256 }@attrs:
- let
- inherit (builtins) lessThan nixVersion fetchTarball;
- in
- if lessThan nixVersion "1.12" then
- fetchTarball ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
- else
- fetchTarball attrs;
+ let inherit (builtins) lessThan nixVersion fetchTarball;
+ in if lessThan nixVersion "1.12" then
+ fetchTarball
+ ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
+ else
+ fetchTarball attrs;
# fetchurl version that is compatible between all the versions of Nix
# deadnix: skip
builtins_fetchurl = { url, name ? null, sha256 }@attrs:
- let
- inherit (builtins) lessThan nixVersion fetchurl;
- in
- if lessThan nixVersion "1.12" then
- fetchurl ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
- else
- fetchurl attrs;
+ let inherit (builtins) lessThan nixVersion fetchurl;
+ in if lessThan nixVersion "1.12" then
+ fetchurl
+ ({ inherit url; } // (optionalAttrs (!isNull name) { inherit name; }))
+ 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;
+ 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)
- , system ? builtins.currentSystem
- , pkgs ? mkPkgs sources system
- }: rec {
+ mkConfig = { sourcesFile ?
+ if builtins.pathExists ./sources.json then ./sources.json else null
+ , sources ? if isNull sourcesFile then
+ { }
+ else
+ builtins.fromJSON (builtins.readFile sourcesFile)
+ , system ? builtins.currentSystem, pkgs ? mkPkgs sources system }: rec {
# The sources, i.e. the attribute set of spec name to spec
inherit sources;
@@ -172,5 +202,6 @@ let
inherit pkgs;
};
-in
-mkSources (mkConfig {}) // { __functor = _: settings: mkSources (mkConfig settings); }
+in mkSources (mkConfig { }) // {
+ __functor = _: settings: mkSources (mkConfig settings);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 06:33:56 +0000