stdenv cross adaptor: Add optional overrides parameter

By default, all previous overrides are discarded as before, as they
would only apply to the old host platform. But sometimes it is useful to
add some new ones, and this optional parameter allows that.
This commit is contained in:
John Ericson 2017-09-21 14:52:07 -04:00
parent 738bb4777c
commit 05ef1034c7

View file

@ -59,17 +59,17 @@ rec {
makeStdenvCross = { stdenv
, cc
, buildPlatform, hostPlatform, targetPlatform
, # Prior overrides are surely not valid as packages built
# with this run on a different platform, so disable by
# default.
overrides ? _: _: {}
} @ overrideArgs: let
stdenv = overrideArgs.stdenv.override {
inherit
buildPlatform hostPlatform targetPlatform
cc;
cc overrides;
allowedRequisites = null;
# Overrides are surely not valid as packages built with this run on a
# different platform.
overrides = _: _: {};
};
in stdenv // {
mkDerivation =