Merge libv1.

runtime/bin/bin.gypi

 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 {
   'variables': {
     'crypto_cc_file': '<(SHARED_INTERMEDIATE_DIR)/crypto_gen.cc',
     'io_cc_file': '<(SHARED_INTERMEDIATE_DIR)/io_gen.cc',
     'io_patch_cc_file': '<(SHARED_INTERMEDIATE_DIR)/io_patch_gen.cc',
     'json_cc_file': '<(SHARED_INTERMEDIATE_DIR)/json_gen.cc',
@@ skipping 304 matching lines @@
       'include_dirs': [
         '..',
       ],
       'sources': [
         '../include/dart_api.h',
         '../include/dart_debugger_api.h',
         '../vm/dart_api_impl.cc',
         '../vm/debugger_api_impl.cc',
         '<(version_cc_file)',
       ],
+      'defines': [
+        'DART_SHARED_LIB',
+      ],
     },
     {
       # Completely statically linked binary for generating snapshots.
       'target_name': 'gen_snapshot',
       'type': 'executable',
       'dependencies': [
         'libdart_withcore',
         'libdart_builtin',
       ],
       'include_dirs': [
@@ skipping 130 matching lines @@
         '<(json_cc_file)',
         '<(uri_cc_file)',
         '<(utf_cc_file)',
         'snapshot_empty.cc',
       ],
       'conditions': [
         ['OS=="win"', {
           'link_settings': {
             'libraries': [ '-lws2_32.lib', '-lRpcrt4.lib' ],
           },
+          # Generate an import library on Windows, by exporting a function.
+          # Extensions use this import library to link to the API in dart.exe.
+          'msvs_settings': {
+            'VCLinkerTool': {
+              'AdditionalOptions': [ '/EXPORT:Dart_True' ],
+            },
+          },
        }]],
     },
     {
       'target_name': 'process_test',
       'type': 'executable',
       'sources': [
         'process_test.cc',
       ]
     },
     {
@@ skipping 51 matching lines @@
         'dart',
       ],
       'include_dirs': [
         '..',
       ],
       'sources': [
         'test_extension.cc',
         'test_extension_dllmain_win.cc',
       ],
       'defines': [
+        # The only effect of DART_SHARED_LIB is to export the Dart API entries.
         'DART_SHARED_LIB',
       ],
       'conditions': [
         ['OS=="win"', {
           'msvs_settings': {
             'VCLinkerTool': {
               'AdditionalDependencies': [ 'dart.lib' ],
               'AdditionalLibraryDirectories': [ '<(PRODUCT_DIR)' ],
             },
           },
         }],
         ['OS=="mac"', {
           'xcode_settings': {
             'OTHER_LDFLAGS': [ '-undefined', 'dynamic_lookup' ],
           },
         }],
       ],
     },
   ],
 }