tvl-depot/third_party/overlays/patches/crate2nix-skip-running-tests-when-cross-compiling.patch

From b37dff98b7df177313f2823a77c19828398f1505 Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Tue, 31 Oct 2023 14:18:06 +0200
Subject: [PATCH] skip running tests when cross-compiling

---
 crate2nix/templates/nix/crate2nix/default.nix | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/crate2nix/templates/nix/crate2nix/default.nix b/crate2nix/templates/nix/crate2nix/default.nix
index 2b8050c..e4fc2e9 100644
--- a/templates/nix/crate2nix/default.nix
+++ b/templates/nix/crate2nix/default.nix
@@ -165,10 +165,12 @@ rec {
         passthru = (crate.passthru or { }) // {
           inherit test;
         };
-      } ''
-      echo tested by ${test}
-      ${lib.concatMapStringsSep "\n" (output: "ln -s ${crate.${output}} ${"$"}${output}") crate.outputs}
-    '';
+      }
+      (lib.optionalString (stdenv.buildPlatform.canExecute stdenv.hostPlatform) ''
+        echo tested by ${test}
+      '' + ''
+        ${lib.concatMapStringsSep "\n" (output: "ln -s ${crate.${output}} ${"$"}${output}") crate.outputs}
+      '');
 
   /* A restricted overridable version of builtRustCratesWithFeatures. */
   buildRustCrateWithFeatures =
-- 
2.42.0