Update chrome.gyp to build the sync library on Linux.

chrome/chrome.gyp

 # Copyright (c) 2009 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'chromium_code': 1,
 
     # Define the common dependencies that contain all the actual
     # Chromium functionality.  This list gets pulled in below by
@@ skipping 4546 matching lines @@
         ['chrome_personalization==1 and use_syncapi_stub==0', {
           'type': 'shared_library',
           'sources': [
             'browser/sync/engine/syncapi.cc',
           ],
           'include_dirs': [
             '..',
             '<(protoc_out_dir)',
           ],
           'defines' : [
-            'COMPILER_MSVC',
             'COMPILING_SYNCAPI_LIBRARY',
             '_CRT_SECURE_NO_WARNINGS',
             '_USE_32BIT_TIME_T',
           ],
           'dependencies': [
             '../base/base.gyp:base',
             '../build/temp_gyp/googleurl.gyp:googleurl',
             '../net/net.gyp:net',
             '../third_party/icu/icu.gyp:icuuc',
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/protobuf2/protobuf.gyp:protobuf',
             '../third_party/sqlite/sqlite.gyp:sqlite',
             'notifier',
             'sync',
           ],
           'conditions': [
             ['OS=="win"', {
+              'defines' : [
+                'COMPILER_MSVC',
+              ],
               'msvs_settings': {
                 'VCLinkerTool': {
                   'ImportLibrary': '$(OutDir)\\lib\\syncapi.lib',
                   'ProgramDatabaseFile': '$(OutDir)\\syncapi_dll.pdb',
                 },
               },
               'link_settings': {
                 'libraries': [
                   '-lcrypt32.lib',
                   '-liphlpapi.lib',
                   '-lsecur32.lib',
                 ]
               },
               'dependencies': [
                 '../third_party/pthreads-win32/pthreads.gyp:pthreads',
               ],
             }],
+            ['OS=="linux"', {
+              'defines': [
+                'POSIX',
+              ],
+            }],
           ],
         }],
         ['chrome_personalization==1 and OS=="win"', {
           'direct_dependent_settings': {  # Shared by stub and non-stub.
             'msvs_settings': {
               'VCLinkerTool': {
                 'DelayLoadDLLs': [
                   'syncapi.dll',
                 ],
               },
@@ skipping 1762 matching lines @@
             'browser/sync/notifier/listener/subscribe_task.h',
             'browser/sync/notifier/listener/talk_mediator.h',
             'browser/sync/notifier/listener/talk_mediator_impl.cc',
             'browser/sync/notifier/listener/talk_mediator_impl.h',
           ],
           'include_dirs': [
             '..',
             '<(protoc_out_dir)',
           ],
           'defines' : [
-            'COMPILER_MSVC',
             '_CRT_SECURE_NO_WARNINGS',
             '_USE_32BIT_TIME_T',
             'kXmppProductName="chromium-sync"',
           ],
           'dependencies': [
             '../third_party/expat/expat.gyp:expat',
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/protobuf2/protobuf.gyp:protobuf',
             'sync_proto',
           ],
           'conditions': [
             ['OS=="win"', {
+              'defines' : [
+                'COMPILER_MSVC',
+              ],
               'dependencies': [
                 '../third_party/pthreads-win32/pthreads.gyp:pthreads',
               ],
             }],
+            ['OS=="linux"', {
+              'defines': [
+                'POSIX',
+                'OS_LINUX',
+              ],
+            }],
           ],
         },
         {
           'target_name': 'sync_unit_tests',
           'type': 'executable',
           'sources': [
             'browser/sync/engine/all_status_unittest.cc',
             'browser/sync/engine/apply_updates_command_unittest.cc',
             'browser/sync/engine/net/gaia_authenticator_unittest.cc',
             'browser/sync/engine/syncer_proto_util_unittest.cc',
@@ skipping 18 matching lines @@
             'test/sync/engine/mock_server_connection.h',
             'test/sync/engine/test_directory_setter_upper.cc',
             'test/sync/engine/test_directory_setter_upper.h',
             'test/sync/engine/test_id_factory.h',
           ],
           'include_dirs': [
             '..',
             '<(protoc_out_dir)',
           ],
           'defines' : [
-            'COMPILER_MSVC',
             'COMPILING_SYNCAPI_LIBRARY',
             'SYNC_ENGINE_VERSION_STRING="Unknown"',
             '_CRT_SECURE_NO_WARNINGS',
             '_USE_32BIT_TIME_T',
           ],
           'dependencies': [
             '../testing/gtest.gyp:gtest',
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/protobuf2/protobuf.gyp:protobuf',
             '../third_party/tcmalloc/tcmalloc.gyp:tcmalloc',
             'notifier',
             'sync',
             'test_support_unit',
           ],
           'conditions': [
             ['OS=="win"', {
+              'defines' : [
+                'COMPILER_MSVC',
+              ],
               'dependencies': [
                 '../third_party/pthreads-win32/pthreads.gyp:pthreads',
               ],
               'link_settings': {
                 'libraries': [
                   '-lcrypt32.lib',
                   '-lws2_32.lib',
                   '-lsecur32.lib',
                 ],
               },
             }],
+            ['OS=="linux"', {
+              'defines': [
+                'POSIX',
+              ],
+            }],
           ],
         },
         {
           'target_name': 'sync',
           'type': '<(library)',
           'sources': [
             '<(protoc_out_dir)/chrome/browser/sync/protocol/sync.pb.cc',
             '<(protoc_out_dir)/chrome/browser/sync/protocol/sync.pb.h',
             'browser/sync/engine/all_status.cc',
             'browser/sync/engine/all_status.h',
@@ skipping 83 matching lines @@
             'browser/sync/util/character_set_converters.h',
             'browser/sync/util/character_set_converters_linux.cc',
             'browser/sync/util/character_set_converters_win.cc',
             'browser/sync/util/closure.h',
             'browser/sync/util/compat_file.h',
             'browser/sync/util/compat_file_posix.cc',
             'browser/sync/util/compat_file_win.cc',
             'browser/sync/util/compat_pthread.h',
             'browser/sync/util/crypto_helpers.cc',
             'browser/sync/util/crypto_helpers.h',
-            'browser/sync/util/data_encryption.cc',
-            'browser/sync/util/data_encryption.h',
             'browser/sync/util/dbgq.h',
             'browser/sync/util/event_sys-inl.h',
             'browser/sync/util/event_sys.h',
             'browser/sync/util/fast_dump.h',
             'browser/sync/util/highres_timer.h',
             'browser/sync/util/highres_timer_linux.cc',
             'browser/sync/util/highres_timer_linux.h',
             'browser/sync/util/highres_timer_win.cc',
             'browser/sync/util/highres_timer_win.h',
-            'browser/sync/util/path_helpers.cc',
             'browser/sync/util/path_helpers.h',
             'browser/sync/util/path_helpers_linux.cc',
             'browser/sync/util/path_helpers_posix.cc',
             'browser/sync/util/pthread_helpers.cc',
             'browser/sync/util/pthread_helpers.h',
             'browser/sync/util/pthread_helpers_fwd.h',
             'browser/sync/util/query_helpers.cc',
             'browser/sync/util/query_helpers.h',
             'browser/sync/util/row_iterator.h',
             'browser/sync/util/signin.h',
             'browser/sync/util/sync_types.h',
             'browser/sync/util/user_settings.cc',
             'browser/sync/util/user_settings.h',
             'browser/sync/util/user_settings_posix.cc',
             'browser/sync/util/user_settings_win.cc',
           ],
           'include_dirs': [
             '..',
             '<(protoc_out_dir)',
           ],
           'defines' : [
-            'COMPILER_MSVC',
             'COMPILING_SYNCAPI_LIBRARY',
             'SYNC_ENGINE_VERSION_STRING="Unknown"',
             '_CRT_SECURE_NO_WARNINGS',
             '_USE_32BIT_TIME_T',
           ],
           'dependencies': [
             '../third_party/libjingle/libjingle.gyp:libjingle',
             '../third_party/protobuf2/protobuf.gyp:protobuf',
             'sync_proto',
           ],
           'conditions': [
             ['OS=="win"', {
+              'sources' : [
+                'browser/sync/util/data_encryption.cc',
+                'browser/sync/util/data_encryption.h',
+                'browser/sync/util/path_helpers.cc',
+              ],
+              'defines' : [
+                'COMPILER_MSVC',
+              ],
               'dependencies': [
                 '../third_party/pthreads-win32/pthreads.gyp:pthreads',
               ],
             }],
+            ['OS=="linux"', {
+              'defines': [
+                'POSIX',
+              ],
+            }],
           ],
         },
       ],  # targets when chrome_personalization==1 and use_syncapi_stub==0
     }],
   ],  # 'conditions'
 }