From b3bc26dc284cf73e97b88c9979d49368d07e686c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 26 Mar 2021 16:03:29 +0200
Subject: Add support for propagating project environment

---
 libbuild2/module.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'libbuild2/module.cxx')

diff --git a/libbuild2/module.cxx b/libbuild2/module.cxx
index eb4395d..fc50aef 100644
--- a/libbuild2/module.cxx
+++ b/libbuild2/module.cxx
@@ -412,8 +412,10 @@ namespace build2
       //
       ctx.module_context->modules_lock = ctx.modules_lock;
 
-      // "Switch" to the module context.
+      // Clear current project's environment and "switch" to the module
+      // context.
       //
+      auto_thread_env penv (nullptr);
       context& ctx (*bs.ctx.module_context);
 
       // Mark the queue so that we don't work any tasks that may already be
-- 
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