1
0
Fork 1
mirror of https://github.com/NixOS/nixpkgs.git synced 2024-12-11 23:24:35 +00:00
nixpkgs/pkgs/top-level/release-lib.nix

141 lines
5.2 KiB
Nix
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

{ supportedSystems }:
rec {
# Ensure that we don't build packages marked as unfree.
allPackages = args: import ./all-packages.nix (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 ];
/* Set the Hydra scheduling priority for a job. The default
priority (10) should be used for most jobs. A different priority
should only be used for a few particularly interesting jobs (in
terms of giving feedback to developers), such as stdenv. */
prio = level: job: toJob job // { schedulingPriority = level; };
toJob = x: if builtins.isAttrs x then x else
{ type = "job"; systems = x; schedulingPriority = 10; };
/* 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 && as.type == "job"))
(path: value:
let
job = toJob value;
getPkg = pkgs:
pkgs.lib.addMetaAttrs { schedulingPriority = toString job.schedulingPriority; }
(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 && as.type == "job"))
(path: value:
let
job = toJob value;
getPkg = pkgs: (pkgs.lib.addMetaAttrs {
schedulingPriority = toString job.schedulingPriority;
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;
}