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Issue 2101243005: Add a snapshot of flutter/engine/src/build to our sdk (Closed) Base URL: git@github.com:dart-lang/sdk.git@master
Patch Set: add README.dart Created 4 years, 5 months ago
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1 # Copyright (c) 2013 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.
4
5 import("//build/config/allocator.gni")
6 import("//build/config/chrome_build.gni")
7 import("//build/config/crypto.gni")
8 import("//build/config/features.gni")
9 import("//build/config/ui.gni")
10 import("//build/module_args/v8.gni")
11
12 declare_args() {
13 # When set, turns off the (normally-on) iterator debugging and related stuff
14 # that is normally turned on for Debug builds. These are generally useful for
15 # catching bugs but in some cases may cause conflicts or excessive slowness.
16 disable_iterator_debugging = false
17
18 # Set to true to not store any build metadata, e.g. ifdef out all __DATE__
19 # and __TIME__. Set to 0 to reenable the use of these macros in the code
20 # base. See http://crbug.com/314403.
21 #
22 # Continue to embed build meta data in Official builds, basically the
23 # time it was built.
24 # TODO(maruel): This decision should be revisited because having an
25 # official deterministic build has high value too but MSVC toolset can't
26 # generate anything deterministic with WPO enabled AFAIK.
27 dont_embed_build_metadata = !is_official_build
28
29 # Set to true to enable dcheck in Release builds.
30 dcheck_always_on = false
31
32 # Set to true to compile with the OpenGL ES 2.0 conformance tests.
33 internal_gles2_conform_tests = false
34 }
35
36 # TODO(brettw) Most of these should be removed. Instead of global feature
37 # flags, we should have more modular flags that apply only to a target and its
38 # dependents. For example, depending on the "x11" meta-target should define
39 # USE_X11 for all dependents so that everything that could use X11 gets the
40 # define, but anything that doesn't depend on X11 doesn't see it.
41 #
42 # For now we define these globally to match the current GYP build.
43 config("feature_flags") {
44 # TODO(brettw) this probably needs to be parameterized.
45 defines = [ "V8_DEPRECATION_WARNINGS" ] # Don't use deprecated V8 APIs anywhe re.
46
47 if (cld_version > 0) {
48 defines += [ "CLD_VERSION=$cld_version" ]
49 }
50 if (enable_mdns) {
51 defines += [ "ENABLE_MDNS=1" ]
52 }
53 if (enable_notifications) {
54 defines += [ "ENABLE_NOTIFICATIONS" ]
55 }
56 if (enable_pepper_cdms) {
57 # TODO(brettw) should probably be "=1"
58 defines += [ "ENABLE_PEPPER_CDMS" ]
59 }
60 if (enable_browser_cdms) {
61 # TODO(brettw) should probably be "=1"
62 defines += [ "ENABLE_BROWSER_CDMS" ]
63 }
64 if (enable_plugins) {
65 defines += [ "ENABLE_PLUGINS=1" ]
66 }
67 if (enable_basic_printing || enable_print_preview) {
68 # Convenience define for ENABLE_BASIC_PRINTING || ENABLE_PRINT_PREVIEW.
69 defines += [ "ENABLE_PRINTING=1" ]
70 if (enable_basic_printing) {
71 # Enable basic printing support and UI.
72 defines += [ "ENABLE_BASIC_PRINTING=1" ]
73 }
74 if (enable_print_preview) {
75 # Enable printing with print preview.
76 # Can be defined without ENABLE_BASIC_PRINTING.
77 defines += [ "ENABLE_PRINT_PREVIEW=1" ]
78 }
79 }
80 if (enable_spellcheck) {
81 defines += [ "ENABLE_SPELLCHECK=1" ]
82 }
83 if (use_platform_spellchecker) {
84 defines += [ "USE_PLATFORM_SPELLCHECKER=1" ]
85 }
86 if (dont_embed_build_metadata) {
87 defines += [ "DONT_EMBED_BUILD_METADATA" ]
88 }
89 if (dcheck_always_on) {
90 defines += [ "DCHECK_ALWAYS_ON=1" ]
91 }
92 if (use_udev) {
93 # TODO(brettw) should probably be "=1".
94 defines += [ "USE_UDEV" ]
95 }
96 if (ui_compositor_image_transport) {
97 # TODO(brettw) should probably be "=1".
98 defines += [ "UI_COMPOSITOR_IMAGE_TRANSPORT" ]
99 }
100 if (use_ash) {
101 defines += [ "USE_ASH=1" ]
102 }
103 if (use_aura) {
104 defines += [ "USE_AURA=1" ]
105 }
106 if (use_glfw) {
107 defines += [ "USE_GLFW=1" ]
108 }
109 if (use_pango) {
110 defines += [ "USE_PANGO=1" ]
111 }
112 if (use_cairo) {
113 defines += [ "USE_CAIRO=1" ]
114 }
115 if (use_clipboard_aurax11) {
116 defines += [ "USE_CLIPBOARD_AURAX11=1" ]
117 }
118 if (use_default_render_theme) {
119 defines += [ "USE_DEFAULT_RENDER_THEME=1" ]
120 }
121 if (use_openssl) {
122 defines += [ "USE_OPENSSL=1" ]
123 }
124 if (use_openssl_certs) {
125 defines += [ "USE_OPENSSL_CERTS=1" ]
126 }
127 if (use_nss_certs) {
128 defines += [ "USE_NSS_CERTS=1" ]
129 }
130 if (use_ozone) {
131 defines += [ "USE_OZONE=1" ]
132 }
133 if (use_x11) {
134 defines += [ "USE_X11=1" ]
135 }
136 if (use_allocator != "tcmalloc") {
137 defines += [ "NO_TCMALLOC" ]
138 }
139 if (is_asan || is_lsan || is_tsan || is_msan || is_ios) {
140 defines += [
141 "MEMORY_TOOL_REPLACES_ALLOCATOR",
142 "MEMORY_SANITIZER_INITIAL_SIZE",
143 ]
144 }
145 if (is_asan) {
146 defines += [ "ADDRESS_SANITIZER" ]
147 }
148 if (is_lsan) {
149 defines += [
150 "LEAK_SANITIZER",
151 "WTF_USE_LEAK_SANITIZER=1",
152 ]
153 }
154 if (is_tsan) {
155 defines += [
156 "THREAD_SANITIZER",
157 "DYNAMIC_ANNOTATIONS_EXTERNAL_IMPL=1",
158 "WTF_USE_DYNAMIC_ANNOTATIONS_NOIMPL=1",
159 ]
160 }
161 if (is_msan) {
162 defines += [ "MEMORY_SANITIZER" ]
163 }
164 if (enable_webrtc) {
165 defines += [ "ENABLE_WEBRTC=1" ]
166 }
167 if (disable_ftp_support) {
168 defines += [ "DISABLE_FTP_SUPPORT=1" ]
169 }
170 if (!enable_nacl) {
171 defines += [ "DISABLE_NACL" ]
172 }
173 if (enable_extensions) {
174 defines += [ "ENABLE_EXTENSIONS=1" ]
175 }
176 if (enable_configuration_policy) {
177 defines += [ "ENABLE_CONFIGURATION_POLICY" ]
178 }
179 if (enable_task_manager) {
180 defines += [ "ENABLE_TASK_MANAGER=1" ]
181 }
182 if (enable_themes) {
183 defines += [ "ENABLE_THEMES=1" ]
184 }
185 if (enable_captive_portal_detection) {
186 defines += [ "ENABLE_CAPTIVE_PORTAL_DETECTION=1" ]
187 }
188 if (enable_session_service) {
189 defines += [ "ENABLE_SESSION_SERVICE=1" ]
190 }
191 if (enable_rlz) {
192 defines += [ "ENABLE_RLZ" ]
193 }
194 if (enable_plugin_installation) {
195 defines += [ "ENABLE_PLUGIN_INSTALLATION=1" ]
196 }
197 if (enable_app_list) {
198 defines += [ "ENABLE_APP_LIST=1" ]
199 }
200 if (enable_settings_app) {
201 defines += [ "ENABLE_SETTINGS_APP=1" ]
202 }
203 if (enable_supervised_users) {
204 defines += [ "ENABLE_SUPERVISED_USERS=1" ]
205 }
206 if (enable_service_discovery) {
207 defines += [ "ENABLE_SERVICE_DISCOVERY=1" ]
208 }
209 if (enable_autofill_dialog) {
210 defines += [ "ENABLE_AUTOFILL_DIALOG=1" ]
211 }
212 if (enable_wifi_bootstrapping) {
213 defines += [ "ENABLE_WIFI_BOOTSTRAPPING=1" ]
214 }
215 if (enable_image_loader_extension) {
216 defines += [ "IMAGE_LOADER_EXTENSION=1" ]
217 }
218 if (enable_remoting) {
219 defines += [ "ENABLE_REMOTING=1" ]
220 }
221 if (enable_google_now) {
222 defines += [ "ENABLE_GOOGLE_NOW=1" ]
223 }
224 if (enable_one_click_signin) {
225 defines += [ "ENABLE_ONE_CLICK_SIGNIN" ]
226 }
227 if (enable_hidpi) {
228 defines += [ "ENABLE_HIDPI=1" ]
229 }
230 if (enable_topchrome_md) {
231 defines += [ "ENABLE_TOPCHROME_MD=1" ]
232 }
233 if (proprietary_codecs) {
234 defines += [ "USE_PROPRIETARY_CODECS" ]
235 }
236 if (enable_hangout_services_extension) {
237 defines += [ "ENABLE_HANGOUT_SERVICES_EXTENSION=1" ]
238 }
239 if (v8_use_external_startup_data) {
240 defines += [ "V8_USE_EXTERNAL_STARTUP_DATA" ]
241 }
242 if (enable_background) {
243 defines += [ "ENABLE_BACKGROUND=1" ]
244 }
245 if (enable_pre_sync_backup) {
246 defines += [ "ENABLE_PRE_SYNC_BACKUP" ]
247 }
248 if (enable_video_hole) {
249 defines += [ "VIDEO_HOLE=1" ]
250 }
251 if (safe_browsing_mode == 1) {
252 defines += [ "FULL_SAFE_BROWSING" ]
253 defines += [ "SAFE_BROWSING_CSD" ]
254 defines += [ "SAFE_BROWSING_DB_LOCAL" ]
255 defines += [ "SAFE_BROWSING_SERVICE" ]
256 } else if (safe_browsing_mode == 2) {
257 defines += [ "MOBILE_SAFE_BROWSING" ]
258 defines += [ "SAFE_BROWSING_SERVICE" ]
259 } else if (safe_browsing_mode == 3) {
260 defines += [ "MOBILE_SAFE_BROWSING" ]
261 defines += [ "SAFE_BROWSING_DB_REMOTE" ]
262 defines += [ "SAFE_BROWSING_SERVICE" ]
263 }
264 if (is_official_build) {
265 defines += [ "OFFICIAL_BUILD" ]
266 }
267 if (is_chrome_branded) {
268 defines += [ "GOOGLE_CHROME_BUILD" ]
269 } else {
270 defines += [ "CHROMIUM_BUILD" ]
271 }
272 if (enable_media_router) {
273 defines += [ "ENABLE_MEDIA_ROUTER=1" ]
274 }
275 if (enable_webvr) {
276 defines += [ "ENABLE_WEBVR" ]
277 }
278 if (is_fnl) {
279 defines += [ "HAVE_SYS_QUEUE_H_=0" ]
280 }
281 }
282
283 # Debug/release ----------------------------------------------------------------
284
285 config("debug") {
286 defines = [
287 "_DEBUG",
288 "DYNAMIC_ANNOTATIONS_ENABLED=1",
289 "WTF_USE_DYNAMIC_ANNOTATIONS=1",
290 ]
291
292 if (is_nacl) {
293 defines += [ "DYNAMIC_ANNOTATIONS_PREFIX=NACL_" ]
294 }
295
296 if (is_win) {
297 if (disable_iterator_debugging) {
298 # Iterator debugging is enabled by the compiler on debug builds, and we
299 # have to tell it to turn it off.
300 defines += [ "_HAS_ITERATOR_DEBUGGING=0" ]
301 }
302 } else if (is_linux && !is_android && current_cpu == "x64" &&
303 !disable_iterator_debugging) {
304 # Enable libstdc++ debugging facilities to help catch problems early, see
305 # http://crbug.com/65151 .
306 # TODO(phajdan.jr): Should we enable this for all of POSIX?
307 defines += [ "_GLIBCXX_DEBUG=1" ]
308 }
309 }
310
311 config("release") {
312 defines = [ "NDEBUG" ]
313
314 # Sanitizers.
315 # TODO(GYP) The GYP build has "release_valgrind_build == 0" for this
316 # condition. When Valgrind is set up, we need to do the same here.
317 if (is_tsan) {
318 defines += [
319 "DYNAMIC_ANNOTATIONS_ENABLED=1",
320 "WTF_USE_DYNAMIC_ANNOTATIONS=1",
321 ]
322 } else {
323 defines += [ "NVALGRIND" ]
324 if (!is_nacl) {
325 # NaCl always enables dynamic annotations. Currently this value is set to
326 # 1 for all .nexes.
327 defines += [ "DYNAMIC_ANNOTATIONS_ENABLED=0" ]
328 }
329 }
330 }
331
332 # Default libraries ------------------------------------------------------------
333
334 # This config defines the default libraries applied to all targets.
335 config("default_libs") {
336 if (is_win) {
337 # TODO(brettw) this list of defaults should probably be smaller, and
338 # instead the targets that use the less common ones (e.g. wininet or
339 # winspool) should include those explicitly.
340 libs = [
341 "advapi32.lib",
342 "comdlg32.lib",
343 "dbghelp.lib",
344 "delayimp.lib",
345 "dnsapi.lib",
346 "gdi32.lib",
347 "kernel32.lib",
348 "msimg32.lib",
349 "odbc32.lib",
350 "odbccp32.lib",
351 "ole32.lib",
352 "oleaut32.lib",
353 "psapi.lib",
354 "shell32.lib",
355 "shlwapi.lib",
356 "user32.lib",
357 "usp10.lib",
358 "uuid.lib",
359 "version.lib",
360 "wininet.lib",
361 "winmm.lib",
362 "winspool.lib",
363 "ws2_32.lib",
364
365 # Please don't add more stuff here. We should actually be making this
366 # list smaller, since all common things should be covered. If you need
367 # some extra libraries, please just add a libs = [ "foo.lib" ] to your
368 # target that needs it.
369 ]
370 } else if (is_android) {
371 # Android uses -nostdlib so we need to add even libc here.
372 libs = [
373 # TODO(brettw) write a version of this, hopefully we can express this
374 # without forking out to GCC just to get the library name. The android
375 # toolchain directory should probably be extracted into a .gni file that
376 # this file and the android toolchain .gn file can share.
377 # # Manually link the libgcc.a that the cross compiler uses.
378 # '<!(<(android_toolchain)/*-gcc -print-libgcc-file-name)',
379 "c",
380 "dl",
381 "m",
382 ]
383 } else if (is_mac) {
384 libs = [
385 "AppKit.framework",
386 "ApplicationServices.framework",
387 "Carbon.framework",
388 "CoreFoundation.framework",
389 "Foundation.framework",
390 "IOKit.framework",
391 "Security.framework",
392 "OpenGL.framework",
393 ]
394 } else if (is_ios) {
395 # The libraries listed here will be specified for both the target and the
396 # host. Only the common ones should be listed here.
397 libs = [
398 "CoreFoundation.framework",
399 "CoreGraphics.framework",
400 "CoreText.framework",
401 "Foundation.framework",
402 ]
403 } else if (is_linux) {
404 libs = [ "dl" ]
405 }
406 }
407
408 # Add this config to your target to enable precompiled headers.
409 #
410 # On Windows, precompiled headers are done on a per-target basis. If you have
411 # just a couple of files, the time it takes to precompile (~2 seconds) can
412 # actually be longer than the time saved. On a Z620, a 100 file target compiles
413 # about 2 seconds faster with precompiled headers, with greater savings for
414 # larger targets.
415 #
416 # Recommend precompiled headers for targets with more than 50 .cc files.
417 config("precompiled_headers") {
418 # TODO(brettw) enable this when GN support in the binary has been rolled.
419 #if (is_win) {
420 if (false) {
421 # This is a string rather than a file GN knows about. It has to match
422 # exactly what's in the /FI flag below, and what might appear in the source
423 # code in quotes for an #include directive.
424 precompiled_header = "build/precompile.h"
425
426 # This is a file that GN will compile with the above header. It will be
427 # implicitly added to the sources (potentially multiple times, with one
428 # variant for each language used in the target).
429 precompiled_source = "//build/precompile.cc"
430
431 # Force include the header.
432 cflags = [ "/FI$precompiled_header" ]
433 }
434 }
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