From 7963548186f545df0d6a3df2d11d6e9a2adfc50a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C3=ABl=20Zasso?= <targos@protonmail.com>
Date: Thu, 3 Apr 2025 20:18:42 +0200
Subject: [PATCH] build: fix V8 TLS config for shared lib builds

PR-URL: https://github.com/nodejs/node/pull/58070
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Darshan Sen <raisinten@gmail.com>
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
---
 tools/v8_gypfiles/v8.gyp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/v8_gypfiles/v8.gyp b/tools/v8_gypfiles/v8.gyp
index 360b80f93e..8e3f015dff 100644
--- a/tools/v8_gypfiles/v8.gyp
+++ b/tools/v8_gypfiles/v8.gyp
@@ -53,6 +53,11 @@
           'BUILDING_V8_SHARED',  # Make V8_EXPORT visible.
         ],
       }],
+      ['node_shared=="true"', {
+        'defines': [
+          'V8_TLS_USED_IN_LIBRARY',  # Enable V8_TLS_LIBRARY_MODE.
+        ],
+      }],
     ],
   },
   'targets': [