build: add shared library support to AIX build

Updates to build the shared library version of node on AIX. Adds the
same functionality to AIX that was added on Linux under this:

Ref: nodejs#6994

PR-URL: nodejs#9675
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>

Author: Stewart Addison

configure

@@ -801,14 +801,13 @@ def configure_node(o):
   o['variables']['node_shared'] = b(options.shared)
   o['variables']['node_use_v8_platform'] = b(not options.without_v8_platform)
   o['variables']['node_use_bundled_v8'] = b(not options.without_bundled_v8)
-  o['variables']['node_no_browser_globals'] = b(options.no_browser_globals)
   o['variables']['node_shared'] = b(options.shared)
   node_module_version = getmoduleversion.get_version()
 
   if sys.platform == 'darwin':
     shlib_suffix = '%s.dylib'
   elif sys.platform.startswith('aix'):
-    shlib_suffix = '%s.a' 
+    shlib_suffix = '%s.a'
   else:
     shlib_suffix = 'so.%s'
 

node.gyp

@@ -810,20 +810,16 @@
     ['OS=="aix"', {
       'targets': [
         {
+          'target_name': 'node',
           'conditions': [
             ['node_shared=="true"', {
-              'target_name': 'libnode.<(node_module_version)',
-              'ldflags': ['--shared'],
               'type': 'shared_library',
+              'ldflags': ['--shared'],
+              'product_extension': '<(shlib_suffix)',
             }, {
-              'target_name': 'node',
               'type': 'executable',
-              'sources': ['src/node_main.cc'],
             }],
           ],
-
-          'target_name': 'node',
-          'type': 'executable',
           'dependencies': ['<(node_core_target_name)', 'node_exp'],
 
           'include_dirs': [
@@ -832,6 +828,7 @@
           ],
 
           'sources': [
+            'src/node_main.cc',
             '<@(library_files)',
             # node.gyp is added to the project by default.
             'common.gypi',