build: add option to hide console window

configure.py

@@ -710,6 +710,12 @@
     help='do not export browser globals like setTimeout, console, etc. ' +
          '(This mode is not officially supported for regular applications)')
 
+parser.add_argument('--hide-console-window',
+    action='store_true',
+    dest='hide_console_window',
+    default=None,
+    help='always hide console window when spawning new processes on Windows')
+
 parser.add_argument('--without-inspector',
     action='store_true',
     dest='without_inspector',
@@ -1305,6 +1311,7 @@ def configure_node(o):
     o['variables']['debug_nghttp2'] = 'false'
 
   o['variables']['node_no_browser_globals'] = b(options.no_browser_globals)
+  o['variables']['node_hide_console_window'] = b(options.hide_console_window)
 
   o['variables']['node_shared'] = b(options.shared)
   node_module_version = getmoduleversion.get_version()

node.gypi

@@ -115,6 +115,9 @@
     [ 'node_no_browser_globals=="true"', {
       'defines': [ 'NODE_NO_BROWSER_GLOBALS' ],
     } ],
+    [ 'node_hide_console_window=="true"', {
+      'defines': [ 'NODE_HIDE_CONSOLE_WINDOW' ],
+    } ],
     [ 'node_shared_zlib=="false"', {
       'dependencies': [ 'deps/zlib/zlib.gyp:zlib' ],
       'conditions': [

src/process_wrap.cc

@@ -238,6 +238,10 @@ class ProcessWrap : public HandleWrap {
       options.flags |= UV_PROCESS_WINDOWS_HIDE;
     }
 
+#if defined(NODE_HIDE_CONSOLE_WINDOW)
+    options.flags |= UV_PROCESS_WINDOWS_HIDE_CONSOLE;
+#endif
+
     // options.windows_verbatim_arguments
     Local<Value> wva_v =
         js_options->Get(context, env->windows_verbatim_arguments_string())