chore_allow_the_node_entrypoint_to_be_a_builtin_module.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samuel Attard <sattard@slack-corp.com>
Date: Wed, 22 May 2019 13:34:18 -0700
Subject: chore: allow the node entrypoint to be a builtin_module

This allows embedders to tell Node.js what the first "real" file is  when
they use themselves as the entry point. We should try to upstream some form
of this.

diff --git a/lib/internal/bootstrap/pre_execution.js b/lib/internal/bootstrap/pre_execution.js
index 9d2799c3c9ac3b216c2289ae4e037dd228844d23..5b31df1207d4417a6f9b784574e3779650ba21d2 100644
--- a/lib/internal/bootstrap/pre_execution.js
+++ b/lib/internal/bootstrap/pre_execution.js
@@ -105,10 +105,12 @@ function patchProcessObject(expandArgv1) {
   if (expandArgv1 && process.argv[1] &&
       !StringPrototypeStartsWith(process.argv[1], '-')) {
     // Expand process.argv[1] into a full path.
-    const path = require('path');
-    try {
-      process.argv[1] = path.resolve(process.argv[1]);
-    } catch {}
+    if (!process.argv[1] || !process.argv[1].startsWith('electron/js2c')) {
+      const path = require('path');
+      try {
+        process.argv[1] = path.resolve(process.argv[1]);
+      } catch {}
+    }
   }
 
   // TODO(joyeecheung): most of these should be deprecated and removed,
diff --git a/lib/internal/modules/cjs/loader.js b/lib/internal/modules/cjs/loader.js
index 05a62bb3c3852536001912cb0b69fe5578ace125..37f395e9f2b7ab9ce99b0f8f4217253fcbd9175b 100644
--- a/lib/internal/modules/cjs/loader.js
+++ b/lib/internal/modules/cjs/loader.js
@@ -1075,6 +1075,13 @@ Module.prototype._compile = function(content, filename) {
   if (getOptionValue('--inspect-brk') && process._eval == null) {
     if (!resolvedArgv) {
       // We enter the repl if we're not given a filename argument.
+      // process._firstFileName is used by Embedders to tell node what
+      // the first "real" file is when they use themselves as the entry
+      // point
+      if (process._firstFileName) {
+        resolvedArgv = process._firstFileName
+        delete process._firstFileName
+      } else
       if (process.argv[1]) {
         try {
           resolvedArgv = Module._resolveFilename(process.argv[1], null, false);