mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-05 05:13:04 +00:00
141 lines
5.1 KiB
Nix
141 lines
5.1 KiB
Nix
/* This file composes the Nix Packages collection. That is, it
|
|
imports the functions that build the various packages, and calls
|
|
them with appropriate arguments. The result is a set of all the
|
|
packages in the Nix Packages collection for some particular
|
|
platform. */
|
|
|
|
|
|
{ # The system (e.g., `i686-linux') for which to build the packages.
|
|
system ? builtins.currentSystem
|
|
|
|
, # The standard environment to use. Only used for bootstrapping. If
|
|
# null, the default standard environment is used.
|
|
bootStdenv ? null
|
|
|
|
, # Non-GNU/Linux OSes are currently "impure" platforms, with their libc
|
|
# outside of the store. Thus, GCC, GFortran, & co. must always look for
|
|
# files in standard system directories (/usr/include, etc.)
|
|
noSysDirs ? (system != "x86_64-freebsd" && system != "i686-freebsd"
|
|
&& system != "x86_64-solaris"
|
|
&& system != "x86_64-kfreebsd-gnu")
|
|
|
|
, # Allow a configuration attribute set to be passed in as an
|
|
# argument. Otherwise, it's read from $NIXPKGS_CONFIG or
|
|
# ~/.nixpkgs/config.nix.
|
|
config ? null
|
|
|
|
, crossSystem ? null
|
|
, platform ? null
|
|
}:
|
|
|
|
|
|
let config_ = config; platform_ = platform; in # rename the function arguments
|
|
|
|
let
|
|
|
|
lib = import ../../lib;
|
|
|
|
# The contents of the configuration file found at $NIXPKGS_CONFIG or
|
|
# $HOME/.nixpkgs/config.nix.
|
|
# for NIXOS (nixos-rebuild): use nixpkgs.config option
|
|
config =
|
|
let
|
|
inherit (builtins) getEnv pathExists;
|
|
|
|
configFile = getEnv "NIXPKGS_CONFIG";
|
|
homeDir = getEnv "HOME";
|
|
configFile2 = homeDir + "/.nixpkgs/config.nix";
|
|
|
|
configExpr =
|
|
if config_ != null then config_
|
|
else if configFile != "" && pathExists configFile then import configFile
|
|
else if homeDir != "" && pathExists configFile2 then import configFile2
|
|
else {};
|
|
|
|
in
|
|
# allow both:
|
|
# { /* the config */ } and
|
|
# { pkgs, ... } : { /* the config */ }
|
|
if builtins.isFunction configExpr
|
|
then configExpr { inherit pkgs; }
|
|
else configExpr;
|
|
|
|
# Allow setting the platform in the config file. Otherwise, let's use a reasonable default (pc)
|
|
|
|
platformAuto = let
|
|
platforms = (import ./platforms.nix);
|
|
in
|
|
if system == "armv6l-linux" then platforms.raspberrypi
|
|
else if system == "armv7l-linux" then platforms.armv7l-hf-multiplatform
|
|
else if system == "armv5tel-linux" then platforms.sheevaplug
|
|
else if system == "mips64el-linux" then platforms.fuloong2f_n32
|
|
else if system == "x86_64-linux" then platforms.pc64
|
|
else if system == "i686-linux" then platforms.pc32
|
|
else platforms.pcBase;
|
|
|
|
platform = if platform_ != null then platform_
|
|
else config.platform or platformAuto;
|
|
|
|
topLevelArguments = {
|
|
inherit system bootStdenv noSysDirs config crossSystem platform lib;
|
|
};
|
|
|
|
# Allow packages to be overridden globally via the `packageOverrides'
|
|
# configuration option, which must be a function that takes `pkgs'
|
|
# as an argument and returns a set of new or overridden packages.
|
|
# The `packageOverrides' function is called with the *original*
|
|
# (un-overridden) set of packages, allowing packageOverrides
|
|
# attributes to refer to the original attributes (e.g. "foo =
|
|
# ... pkgs.foo ...").
|
|
pkgs = pkgsWithOverrides (self: config.packageOverrides or (super: {}));
|
|
|
|
# Return the complete set of packages, after applying the overrides
|
|
# returned by the `overrider' function (see above). Warning: this
|
|
# function is very expensive!
|
|
pkgsWithOverrides = overrider:
|
|
let
|
|
stdenvAdapters = self: super:
|
|
let res = import ../stdenv/adapters.nix self; in res // {
|
|
stdenvAdapters = res;
|
|
};
|
|
|
|
trivialBuilders = self: super:
|
|
(import ../build-support/trivial-builders.nix {
|
|
inherit lib; inherit (self) stdenv; inherit (self.xorg) lndir;
|
|
});
|
|
|
|
stdenvDefault = self: super: (import ./stdenv.nix topLevelArguments) {} pkgs;
|
|
|
|
allPackagesArgs = topLevelArguments // { inherit pkgsWithOverrides; };
|
|
allPackages = self: super:
|
|
let res = import ./all-packages.nix allPackagesArgs res self;
|
|
in res;
|
|
|
|
aliases = self: super: import ./aliases.nix super;
|
|
|
|
# stdenvOverrides is used to avoid circular dependencies for building
|
|
# the standard build environment. This mechanism uses the override
|
|
# mechanism to implement some staged compilation of the stdenv.
|
|
#
|
|
# We don't want stdenv overrides in the case of cross-building, or
|
|
# otherwise the basic overridden packages will not be built with the
|
|
# crossStdenv adapter.
|
|
stdenvOverrides = self: super:
|
|
lib.optionalAttrs (crossSystem == null && super.stdenv ? overrides)
|
|
(super.stdenv.overrides super);
|
|
|
|
customOverrides = self: super:
|
|
lib.optionalAttrs (bootStdenv == null) (overrider self super);
|
|
in
|
|
lib.fix' (
|
|
lib.extends customOverrides (
|
|
lib.extends stdenvOverrides (
|
|
lib.extends aliases (
|
|
lib.extends allPackages (
|
|
lib.extends stdenvDefault (
|
|
lib.extends trivialBuilders (
|
|
lib.extends stdenvAdapters (
|
|
self: {}))))))));
|
|
in
|
|
pkgs
|