Bug 1393119 - Add webrtc gn build config; r=dminor

MozReview-Commit-ID: FIPjkDWwAQx

--HG--
extra : source : 5b4da712bf1e276dd5df44a1b23e2a715f5c19cb

build/gn.mozbuild

@@ -0,0 +1,36 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+gn_vars = {}
+
+if CONFIG['MOZ_DEBUG']:
+   gn_vars['is_debug'] = True
+else:
+   gn_vars['is_debug'] = False
+
+os = CONFIG['OS_TARGET']
+
+flavors = {
+    'WINNT': 'win',
+    'Android': 'android',
+    'Linux': 'linux',
+    'Darwin': 'mac' if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'cocoa' else 'ios',
+    'SunOS': 'solaris',
+    'GNU/kFreeBSD': 'freebsd',
+    'DragonFly': 'dragonfly',
+    'FreeBSD': 'freebsd',
+    'NetBSD': 'netbsd',
+    'OpenBSD': 'openbsd',
+}
+gn_vars['target_os'] = flavors.get(os)
+
+arches = {
+    'x86_64': 'x64',
+    'aarch64': 'arm64',
+}
+
+gn_vars['host_cpu'] = arches.get(CONFIG['HOST_CPU_ARCH'], CONFIG['HOST_CPU_ARCH'])
+gn_vars['target_cpu'] = arches.get(CONFIG['CPU_ARCH'], CONFIG['CPU_ARCH'])

media/webrtc/moz.build

@@ -11,6 +11,7 @@ with Files("signaling/**"):
     BUG_COMPONENT = ("Core", "WebRTC: Signaling")
 
 include('/build/gyp.mozbuild')
+include('/build/gn.mozbuild')
 
 webrtc_non_unified_sources = [
     'trunk/webrtc/common_audio/vad/vad_core.c',                                  # Because of name clash in the kInitCheck variable
@@ -56,8 +57,6 @@ webrtc_non_unified_sources = [
     'trunk/webrtc/video/overuse_frame_detector.cc',                              # Because of name clash with call_stats.cc on kWeightFactor
 ]
 
-GYP_DIRS += ['trunk']
-
 # Set gyp vars that webrtc needs when building under various analysis tools.
 # Primarily this prevents webrtc from setting NVALGRIND and breaking builds.
 gyp_vars_copy = gyp_vars.copy()
@@ -68,12 +67,20 @@ elif CONFIG['MOZ_ASAN']:
 elif CONFIG['MOZ_TSAN']:
     gyp_vars_copy.update(build_for_tool="tsan")
 
-GYP_DIRS['trunk'].input = 'trunk/peerconnection.gyp'
-GYP_DIRS['trunk'].variables = gyp_vars_copy
+GN_DIRS += ['trunk']
+
+gn_vars_copy = gn_vars.copy()
+
+GN_DIRS['trunk'].variables = gn_vars_copy
+GN_DIRS['trunk'].mozilla_flags = [
+    "-fobjc-arc",
+    "-mfpu=neon",
+]
+
 # We allow warnings for third-party code that can be updated from upstream.
-GYP_DIRS['trunk'].sandbox_vars['COMPILE_FLAGS'] = {'WARNINGS_AS_ERRORS': []}
-GYP_DIRS['trunk'].sandbox_vars['FINAL_LIBRARY'] = 'webrtc'
-GYP_DIRS['trunk'].non_unified_sources += webrtc_non_unified_sources
+GN_DIRS['trunk'].sandbox_vars['COMPILE_FLAGS'] = {'WARNINGS_AS_ERRORS': []}
+GN_DIRS['trunk'].sandbox_vars['FINAL_LIBRARY'] = 'webrtc'
+GN_DIRS['trunk'].non_unified_sources += webrtc_non_unified_sources
 
 if CONFIG['MOZ_WEBRTC_SIGNALING']:
     DIRS += [

media/webrtc/trunk/gtest/moz.build

@@ -34,12 +34,11 @@ USE_LIBS += [
     'media_libopus',
     'speex',
     'webrtc',
-    'webrtc_common',
-    'webrtc_i420',
-    'webrtc_lib',
-    'webrtc_utility',
-    'webrtc_vp8',
-    'webrtc_vp9',
+    'webrtc_common_gn',
+    'webrtc_gn',
+    'webrtc_i420_gn',
+    'webrtc_vp8_gn',
+    'webrtc_vp9_gn',
     'yuv',
 ]