From 66810822f941e94340f87eba3ff78efcc3a7f5b6 Mon Sep 17 00:00:00 2001 From: Adam Joseph Date: Mon, 19 Sep 2022 19:12:19 -0700 Subject: lib/systems/inspect.nix: explanatory comment --- lib/systems/inspect.nix | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'lib/systems') diff --git a/lib/systems/inspect.nix b/lib/systems/inspect.nix index ee213438e04..179034eb7dd 100644 --- a/lib/systems/inspect.nix +++ b/lib/systems/inspect.nix @@ -8,6 +8,14 @@ let abis = lib.mapAttrs (_: abi: builtins.removeAttrs abi [ "assertions" ]) abis rec { patterns = rec { + # The patterns below are lists in sum-of-products form. + # + # Each attribute is list of product conditions; non-list values are treated + # as a singleton list. If *any* product condition in the list matches then + # the predicate matches. Each product condition is tested by + # `lib.attrsets.matchAttrs`, which requires a match on *all* attributes of + # the product. + isi686 = { cpu = cpuTypes.i686; }; isx86_32 = { cpu = { family = "x86"; bits = 32; }; }; isx86_64 = { cpu = { family = "x86"; bits = 64; }; }; -- cgit 1.4.1