From 5cbd74e49a94692ce5582506966789e60a27363e Mon Sep 17 00:00:00 2001
From: Ryan Burns <rtburns@protonmail.com>
Date: Sun, 17 Oct 2021 20:48:47 -0700
Subject: [PATCH] lib/systems: add exec format inspection attrs

Most of the time when we do a patchelf conditional on
hostPlatform.isLinux, what we really mean is hostPlatform.isElf.
Now that we are starting to support BSDs, this is becoming more important.
---
 lib/systems/inspect.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/systems/inspect.nix b/lib/systems/inspect.nix
index 073df78797c7..5e5e92699e44 100644
--- a/lib/systems/inspect.nix
+++ b/lib/systems/inspect.nix
@@ -98,6 +98,9 @@ rec {
       { cpu = { family = "riscv"; }; }
       { cpu = { family = "x86"; }; }
     ];
+
+    isElf          = { kernel.execFormat = execFormats.elf; };
+    isMacho        = { kernel.execFormat = execFormats.macho; };
   };
 
   # given two patterns, return a pattern which is their logical AND.