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{ system, allPackages, platform, crossSystem, config, ... } @ args:
rec {
argClobber = {
crossSystem = null;
# Ignore custom stdenvs when cross compiling for compatability
config = builtins.removeAttrs config [ "replaceStdenv" ];
};
vanillaStdenv = (import ../. (args // argClobber // {
allPackages = args: allPackages (argClobber // args);
})).stdenv;
# Yeah this isn't so cleanly just build-time packages yet. Notice the
# buildPackages <-> stdenvCross cycle. Yup, it's very weird.
#
# This works because the derivation used to build `stdenvCross` are in
# fact using `forceNativeDrv` to use the `nativeDrv` attribute of the resulting
# derivation built with `vanillaStdenv` (second argument of `makeStdenvCross`).
#
# Eventually, `forceNativeDrv` should be removed and the cycle broken.
buildPackages = allPackages {
# It's OK to change the built-time dependencies
allowCustomOverrides = true;
bootStdenv = stdenvCross;
inherit system platform crossSystem config;
};
stdenvCross = buildPackages.makeStdenvCross
vanillaStdenv crossSystem
buildPackages.binutilsCross buildPackages.gccCrossStageFinal;
}
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