mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-16 14:54:29 +01:00
128 lines
4.7 KiB
Nix
128 lines
4.7 KiB
Nix
{ supportedSystems, packageSet ? (import ./all-packages.nix) }:
|
||
|
||
rec {
|
||
|
||
# Ensure that we don't build packages marked as unfree.
|
||
allPackages = args: packageSet (args // {
|
||
config.allowUnfree = false;
|
||
});
|
||
|
||
pkgs = allPackages { system = "x86_64-linux"; };
|
||
|
||
|
||
/* !!! Hack: poor man's memoisation function. Necessary to prevent
|
||
Nixpkgs from being evaluated again and again for every
|
||
job/platform pair. */
|
||
pkgsFor = system:
|
||
if system == "x86_64-linux" then pkgs_x86_64_linux
|
||
else if system == "i686-linux" then pkgs_i686_linux
|
||
else if system == "x86_64-darwin" then pkgs_x86_64_darwin
|
||
else if system == "x86_64-freebsd" then pkgs_x86_64_freebsd
|
||
else if system == "i686-freebsd" then pkgs_i686_freebsd
|
||
else if system == "i686-cygwin" then pkgs_i686_cygwin
|
||
else abort "unsupported system type: ${system}";
|
||
|
||
pkgs_x86_64_linux = allPackages { system = "x86_64-linux"; };
|
||
pkgs_i686_linux = allPackages { system = "i686-linux"; };
|
||
pkgs_x86_64_darwin = allPackages { system = "x86_64-darwin"; };
|
||
pkgs_x86_64_freebsd = allPackages { system = "x86_64-freebsd"; };
|
||
pkgs_i686_freebsd = allPackages { system = "i686-freebsd"; };
|
||
pkgs_i686_cygwin = allPackages { system = "i686-cygwin"; };
|
||
|
||
|
||
/* The working or failing mails for cross builds will be sent only to
|
||
the following maintainers, as most package maintainers will not be
|
||
interested in the result of cross building a package. */
|
||
crossMaintainers = with pkgs.lib.maintainers; [ viric ];
|
||
|
||
|
||
toJob = x: if builtins.isAttrs x then x else
|
||
{ type = "job"; systems = x; };
|
||
|
||
|
||
/* Build a package on the given set of platforms. The function `f'
|
||
is called for each supported platform with Nixpkgs for that
|
||
platform as an argument . We return an attribute set containing
|
||
a derivation for each supported platform, i.e. ‘{ x86_64-linux =
|
||
f pkgs_x86_64_linux; i686-linux = f pkgs_i686_linux; ... }’. */
|
||
testOn = systems: f: pkgs.lib.genAttrs
|
||
(pkgs.lib.filter (x: pkgs.lib.elem x supportedSystems) systems)
|
||
(system: f (pkgsFor system));
|
||
|
||
|
||
/* Similar to the testOn function, but with an additional
|
||
'crossSystem' parameter for allPackages, defining the target
|
||
platform for cross builds. */
|
||
testOnCross = crossSystem: systems: f: {system ? builtins.currentSystem}:
|
||
if pkgs.lib.elem system systems
|
||
then f (allPackages { inherit system crossSystem; })
|
||
else {};
|
||
|
||
|
||
/* Map an attribute of the form `foo = [platforms...]' to `testOn
|
||
[platforms...] (pkgs: pkgs.foo)'. */
|
||
mapTestOn = pkgs.lib.mapAttrsRecursiveCond
|
||
(as: as.type or "" != "job")
|
||
(path: value:
|
||
let
|
||
job = toJob value;
|
||
getPkg = pkgs: pkgs.lib.getAttrFromPath path pkgs;
|
||
in testOn job.systems getPkg);
|
||
|
||
|
||
/* Similar to the testOn function, but with an additional 'crossSystem'
|
||
* parameter for allPackages, defining the target platform for cross builds,
|
||
* and triggering the build of the host derivation (cross built - crossDrv). */
|
||
mapTestOnCross = crossSystem: pkgs.lib.mapAttrsRecursiveCond
|
||
(as: as.type or "" != "job")
|
||
(path: value:
|
||
let
|
||
job = toJob value;
|
||
getPkg = pkgs: pkgs.lib.addMetaAttrs { maintainers = crossMaintainers; }
|
||
(pkgs.lib.getAttrFromPath path pkgs);
|
||
in testOnCross crossSystem job.systems getPkg);
|
||
|
||
|
||
/* Find all packages that have a meta.platforms field listing the
|
||
supported platforms. */
|
||
packagesWithMetaPlatform = attrSet:
|
||
let pairs = pkgs.lib.concatMap
|
||
(x:
|
||
let pair = builtins.tryEval
|
||
(let
|
||
attrVal = (builtins.getAttr x attrSet);
|
||
in
|
||
{ val = processPackage attrVal;
|
||
attrVal = attrVal;
|
||
attrValIsAttrs = builtins.isAttrs attrVal;
|
||
});
|
||
success = (builtins.tryEval pair.value.attrVal).success;
|
||
in
|
||
pkgs.lib.optional (success && pair.value.attrValIsAttrs && pair.value.val != [])
|
||
{ name = x; value = pair.value.val; })
|
||
(builtins.attrNames attrSet);
|
||
in
|
||
builtins.listToAttrs pairs;
|
||
|
||
|
||
# May fail as much as it wishes, we will catch the error.
|
||
processPackage = attrSet:
|
||
if attrSet.recurseForDerivations or false then
|
||
packagesWithMetaPlatform attrSet
|
||
else if attrSet.recurseForRelease or false then
|
||
packagesWithMetaPlatform attrSet
|
||
else if attrSet.meta.broken or false then
|
||
[]
|
||
else
|
||
attrSet.meta.hydraPlatforms or (attrSet.meta.platforms or []);
|
||
|
||
|
||
/* Common platform groups on which to test packages. */
|
||
inherit (pkgs.lib.platforms) unix linux darwin cygwin allBut all mesaPlatforms;
|
||
|
||
/* Platform groups for specific kinds of applications. */
|
||
x11Supported = linux;
|
||
gtkSupported = linux;
|
||
ghcSupported = linux;
|
||
|
||
}
|