1 # Copyright 2014 The Chromium Authors. All rights reserved.
2 # Use of this source code is governed by a BSD-style license that can be
3 # found in the LICENSE file.
5 # This file contains Chrome-feature-related build flags (see ui.gni for
6 # UI-related ones). These should theoretically be moved to the build files of
7 # the features themselves.
9 # However, today we have many "bad" dependencies on some of these flags from,
10 # e.g. base, so they need to be global to match the GYP configuration. Also,
11 # anything that needs a grit define must be in either this file or ui.gni.
13 # PLEASE TRY TO AVOID ADDING FLAGS TO THIS FILE in cases where grit isn't
14 # required. See the declare_args block of BUILDCONFIG.gn for advice on how
15 # to set up feature flags.
17 import("//build/config/chrome_build.gni")
19 import("//build/config/android/config.gni")
24 enable_mdns = is_win || is_linux
26 enable_plugins = !is_android && !is_ios
28 # Enables Native Client support.
29 # TODO(GYP): Get NaCl linking on other platforms.
30 # Also, see if we can always get rid of enable_nacl_untrusted and
31 # enable_pnacl and always build them if enable_nacl is true.
32 # The "is_nacl" part of the condition is needed to ensure that
33 # the untrusted code is built properly; arguably it should be
34 # guarded by "is_nacl" directly rather than enable_nacl_untrusted, but
35 # this will go away when Mac and Win are working and we can just use
36 # the commented out logic.
37 # Eventually we want this to be:
38 # enable_nacl = !is_ios && !is_android
39 enable_nacl = (is_linux && !is_chromeos && current_cpu == "x64") || is_nacl
40 enable_nacl_untrusted = enable_nacl
41 enable_pnacl = enable_nacl_untrusted
43 # If debug_devtools is set to true, JavaScript files for DevTools are stored
44 # as is and loaded from disk. Otherwise, a concatenated file is stored in
45 # resources.pak. It is still possible to load JS files from disk by passing
46 # --debug-devtools cmdline switch.
47 debug_devtools = false
50 # TODO(GYP) make mac and android work.
51 enable_webrtc = !is_ios && !is_mac && !is_android
53 # Enables the Media Router.
54 enable_media_router = !is_ios
56 # Enables proprietary codecs and demuxers; e.g. H264, MOV, AAC, and MP3.
57 # Android OS includes support for proprietary codecs regardless of building
58 # Chromium or Google Chrome. We also ship Google Chrome and Chromecast with
60 # TODO(GYP) The GYP build has || chromecast==1 for this:
61 proprietary_codecs = is_android || is_chrome_branded
63 # TODO(GYP) This should be enabled on ios as well.
64 enable_configuration_policy = !is_ios
66 # Enables support for background apps.
67 enable_background = !is_ios && !is_android
69 enable_captive_portal_detection = !is_android && !is_ios
71 # Enables use of the session service, which is enabled by default.
72 # Android stores them separately on the Java side.
73 enable_session_service = !is_android && !is_ios
75 enable_plugin_installation = is_win || is_mac
77 enable_app_list = !is_ios && !is_android
79 enable_supervised_users = !is_ios
81 enable_autofill_dialog = !is_ios
83 enable_google_now = !is_ios && !is_android
85 enable_one_click_signin = is_win || is_mac || (is_linux && !is_chromeos)
87 enable_remoting = !is_ios && !is_android
89 # Enable hole punching for the protected video.
90 enable_video_hole = is_android
92 # Enables browser side Content Decryption Modules. Required for embedders
93 # (e.g. Android and ChromeCast) that use a browser side CDM.
94 enable_browser_cdms = is_android
96 # Enables the use of CDMs in pepper plugins. Chromecast requires that this
97 # can be explicitly disabled in gn args.
98 enable_pepper_cdms = enable_plugins && (is_linux || is_mac || is_win)
100 # Variable safe_browsing is used to control the build time configuration
101 # for safe browsing feature. Safe browsing can be compiled in 4 different
102 # levels: 0 disables it, 1 enables it fully, and 2 enables only UI and
103 # reporting features for use with Data Saver on Mobile, and 3 enables
104 # extended mobile protection via an external API. When 3 is fully deployed,
107 safe_browsing_mode = 2
109 safe_browsing_mode = 0
111 safe_browsing_mode = 1
114 # Set to true make a build that disables activation of field trial tests
115 # specified in testing/variations/fieldtrial_testing_config_*.json.
116 # Note: this setting is ignored if is_chrome_branded.
117 fieldtrial_testing_like_official_build = is_chrome_branded
120 # Additional dependent variables -----------------------------------------------
122 # Set the version of CLD.
123 # 0: Don't specify the version. This option is for the Finch testing.
132 # libudev usage. This currently only affects the content layer.
135 # Enable the spell checker.
136 enable_spellcheck = !is_ios
138 # Use the operating system's spellchecker rather than hunspell.
139 use_browser_spellchecker = is_android || is_mac
141 # Enable basic printing support and UI.
142 enable_basic_printing = !is_chromeos
144 # Enable printing with print preview. It does not imply
145 # enable_basic_printing. It's possible to build Chrome with preview only.
146 enable_print_preview = !is_android
148 # The seccomp-bpf sandbox is only supported on three architectures
150 # Do not disable seccomp_bpf anywhere without talking to
151 # security@chromium.org!
152 use_seccomp_bpf = (is_linux || is_android) &&
153 (current_cpu == "x86" || current_cpu == "x64" ||
154 current_cpu == "arm" || current_cpu == "mipsel")
156 # Enable notifications everywhere except iOS.
157 enable_notifications = !is_ios
159 # TODO(brettw) this should be moved to net and only dependents get this define.
160 disable_ftp_support = is_ios
162 enable_web_speech = !is_android && !is_ios
166 enable_extensions = !is_android && !is_ios
168 enable_task_manager = !is_ios && !is_android
170 use_cups = is_desktop_linux || is_mac
172 enable_themes = !is_android && !is_ios
174 # TODO(scottmg) remove this when we've fixed printing.
175 win_pdf_metafile_for_printing = true
177 # Whether we are using the rlz library or not. Platforms like Android send
178 # rlz codes for searches but do not use the library.
179 enable_rlz_support = is_win || is_mac || is_ios || is_chromeos
180 enable_rlz = is_chrome_branded && enable_rlz_support
182 enable_settings_app = enable_app_list && !is_chromeos
184 enable_service_discovery = enable_mdns || is_mac
186 enable_wifi_bootstrapping = is_win || is_mac
188 # Image loader extension is enabled on ChromeOS only.
189 enable_image_loader_extension = is_chromeos
191 # Chrome OS: whether to also build the upcoming version of
192 # ChromeVox, which can then be enabled via a command-line switch.
193 enable_chromevox_next = false
195 # Use brlapi from brltty for braille display support.
196 use_brlapi = is_chromeos
198 # Option controlling the use of GConf (the classic GNOME configuration
200 # TODO(GYP) also require !embedded to enable.
201 use_gconf = is_linux && !is_chromeos
203 # Hangout services is an extension that adds extra features to Hangouts.
204 # For official GYP builds, this flag is set, it will likely need to be
205 # parameterized in the future for a similar use.
206 enable_hangout_services_extension = false
208 # Whether to back up data before sync.
209 enable_pre_sync_backup = is_win || is_mac || (is_linux && !is_chromeos)
211 # WebVR support disabled until platform implementations have been added