Make FTS2 inclusion in SQLite optional

third_party/sqlite/sqlite.gyp

 # Copyright (c) 2012 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': {
     'use_system_sqlite%': 0,
     'required_sqlite_version': '3.6.1',
   },
   'target_defaults': {
     'defines': [
       'SQLITE_CORE',
-      'SQLITE_ENABLE_BROKEN_FTS2',
-      'SQLITE_ENABLE_FTS2',
       'SQLITE_ENABLE_FTS3',
       'SQLITE_ENABLE_ICU',
       'SQLITE_ENABLE_MEMORY_MANAGEMENT',
       'SQLITE_SECURE_DELETE',
       'SQLITE_SEPARATE_CACHE_POOLS',
       'THREADSAFE',
       '_HAS_EXCEPTIONS=0',
     ],
   },
   'targets': [
@@ skipping 49 matching lines @@
                 ],
               },
             }],
           ],
         }, { # !use_system_sqlite
           'product_name': 'sqlite3',
           'type': 'static_library',
           'sources': [
             'amalgamation/sqlite3.h',
             'amalgamation/sqlite3.c',
-            # fts2.c currently has a lot of conflicts when added to
-            # the amalgamation.  It is probably not worth fixing that.
-            'src/ext/fts2/fts2.c',
-            'src/ext/fts2/fts2.h',
-            'src/ext/fts2/fts2_hash.c',
-            'src/ext/fts2/fts2_hash.h',
-            'src/ext/fts2/fts2_icu.c',
-            'src/ext/fts2/fts2_porter.c',
-            'src/ext/fts2/fts2_tokenizer.c',
-            'src/ext/fts2/fts2_tokenizer.h',
-            'src/ext/fts2/fts2_tokenizer1.c',
           ],
 
           # TODO(shess): Previously fts1 and rtree files were
           # explicitly excluded from the build.  Make sure they are
           # logically still excluded.
 
           # TODO(shess): Should all of the sources be listed and then
           # excluded?  For editing purposes?
 
           'include_dirs': [
             'amalgamation',
-            # Needed for fts2 to build.
-            'src/src',
           ],
           'dependencies': [
             '../icu/icu.gyp:icui18n',
             '../icu/icu.gyp:icuuc',
           ],
           'direct_dependent_settings': {
             'include_dirs': [
               '.',
               '../..',
             ],
@@ skipping 42 matching lines @@
                 '-Wno-int-to-pointer-cast',
                 '-Wno-pointer-to-int-cast',
               ],
             }],
             # Enable feedback-directed optimisation for sqlite when building in android.
             ['android_webview_build == 1', {
               'aosp_build_settings': {
                 'LOCAL_FDO_SUPPORT': 'true',
               },
             }],
+            ['sqlite_enable_fts2', {
+              'defines': [
+                'SQLITE_ENABLE_BROKEN_FTS2',
+                'SQLITE_ENABLE_FTS2',
+              ],
+              'sources': [
+                # fts2.c currently has a lot of conflicts when added to
+                # the amalgamation.  It is probably not worth fixing that.
+                'src/ext/fts2/fts2.c',
+                'src/ext/fts2/fts2.h',
+                'src/ext/fts2/fts2_hash.c',
+                'src/ext/fts2/fts2_hash.h',
+                'src/ext/fts2/fts2_icu.c',
+                'src/ext/fts2/fts2_porter.c',
+                'src/ext/fts2/fts2_tokenizer.c',
+                'src/ext/fts2/fts2_tokenizer.h',
+                'src/ext/fts2/fts2_tokenizer1.c',
+              ],
+              'include_dirs': [
+                'src/src',
+              ],
+            }],
           ],
         }],
       ],
     },
   ],
   'conditions': [
     ['os_posix == 1 and OS != "mac" and OS != "ios" and OS != "android" and not use_system_sqlite', {
       'targets': [
         {
           'target_name': 'sqlite_shell',
@@ skipping 21 matching lines @@
             '../icu/icu.gyp:icuuc',
           ],
           'sources': [
             'src/ext/icu/icu.c',
           ],
         },
       ],
     }],
   ],
 }