From e74bcf794e8a04d493982a358c80cb08a3303c0e Mon Sep 17 00:00:00 2001
From: StefanStojanovic <stefan.stojanovic@janeasystems.com>
Date: Fri, 8 Dec 2023 14:07:36 +0100
Subject: [PATCH] module,win: fix long path resolve

Fixes: https://github.com/nodejs/node/issues/50753
---
 src/node_file.cc    | 6 ++++++
 src/node_modules.cc | 5 +++++
 2 files changed, 11 insertions(+)

diff --git a/src/node_file.cc b/src/node_file.cc
index e426319daf7856..0f1c2f9416acc3 100644
--- a/src/node_file.cc
+++ b/src/node_file.cc
@@ -2916,6 +2916,9 @@ void BindingData::LegacyMainResolve(const FunctionCallbackInfo<Value>& args) {
 
     for (int i = 0; i < legacy_main_extensions_with_main_end; i++) {
       file_path = *initial_file_path + std::string(legacy_main_extensions[i]);
+#ifdef _WIN32
+      file_path = "\\\\?\\" + file_path;
+#endif
 
       switch (FilePathIsFile(env, file_path)) {
         case BindingData::FilePathIsFileReturnType::kIsFile:
@@ -2953,6 +2956,9 @@ void BindingData::LegacyMainResolve(const FunctionCallbackInfo<Value>& args) {
        i < legacy_main_extensions_package_fallback_end;
        i++) {
     file_path = *initial_file_path + std::string(legacy_main_extensions[i]);
+#ifdef _WIN32
+    file_path = "\\\\?\\" + file_path;
+#endif
 
     switch (FilePathIsFile(env, file_path)) {
       case BindingData::FilePathIsFileReturnType::kIsFile:
diff --git a/src/node_modules.cc b/src/node_modules.cc
index 9217b94852e33b..2dc209ffd34829 100644
--- a/src/node_modules.cc
+++ b/src/node_modules.cc
@@ -256,8 +256,13 @@ void BindingData::ReadPackageJSON(const FunctionCallbackInfo<Value>& args) {
       permission::PermissionScope::kFileSystemRead,
       path.ToStringView());
 
+#ifdef _WIN32
+  auto package_json = GetPackageJSON(
+      realm, "\\\\?\\" + path.ToString(), is_esm ? &error_context : nullptr);
+#else
   auto package_json =
       GetPackageJSON(realm, path.ToString(), is_esm ? &error_context : nullptr);
+#endif
   if (package_json == nullptr) {
     return;
   }