external/0003-Export-vdb-via-undeclared-test-outputs.patch

From ef9fc3a958b478b46a6cb692e9a873a491a5b86a Mon Sep 17 00:00:00 2001
From: Alex Van Damme <atv@google.com>
Date: Wed, 19 Mar 2025 15:39:02 -0700
Subject: [PATCH 3/3] Export vdb via undeclared test outputs

---
 cocotb/cocotb.bzl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cocotb/cocotb.bzl b/cocotb/cocotb.bzl
index be35f98..daa3987 100644
--- a/cocotb/cocotb.bzl
+++ b/cocotb/cocotb.bzl
@@ -160,7 +160,8 @@ def _get_test_command(ctx, verilog_files, vhdl_files):
         verbose_args +
         waves_args +
         seed_args +
-        test_module_args
+        test_module_args +
+        ("&& cp -fr `pwd`/sim_build/simv.vdb $TEST_UNDECLARED_OUTPUTS_DIR" if ctx.attr.sim_name == "vcs" else "")
     )
 
     if ctx.attr.sim_name == "verilator":
-- 
2.43.5