GN: Introduce templates.

webrtc/examples/BUILD.gn

 # Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 
+import("../build/webrtc.gni")
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 } else if (is_mac) {
   import("//build/config/mac/rules.gni")
 } else if (is_ios) {
   import("//build/config/ios/rules.gni")
 }
-if (is_linux || is_win) {
-  import("//webrtc/build/webrtc.gni")
-}
 if (is_linux) {
   import("//build/config/linux/pkg_config.gni")
 }
 
 group("examples") {
   deps = []
 
   if (is_android) {
     deps += [ ":AppRTCDemo" ]
   }
@@ skipping 99 matching lines @@
       # when moving from ios_deployment_target 7.0 to 9.0.
       # See webrtc:5549 for more details.
       cflags = [ "-Wno-deprecated-declarations" ]
     }
   }
 
   config("apprtc_common_config") {
     include_dirs = [ "objc/AppRTCDemo/common" ]
   }
 
-  source_set("apprtc_common") {
+  rtc_source_set("apprtc_common") {
     sources = [
       "objc/AppRTCDemo/common/ARDUtilities.h",
       "objc/AppRTCDemo/common/ARDUtilities.m",
     ]
     configs += [
       "..:common_config",
       ":warnings_config",
       "//build/config/compiler:enable_arc",
     ]
     public_configs = [
@@ skipping 16 matching lines @@
     # cannot be on the target directly.
     cflags = [
       "-Wno-sign-compare",
       "-Wno-unused-variable",
     ]
     if (is_mac) {
       cflags += [ "-Wno-partial-availability" ]
     }
   }
 
-  source_set("apprtc_signaling") {
+  rtc_source_set("apprtc_signaling") {
     sources = [
       "objc/AppRTCDemo/ARDAppClient+Internal.h",
       "objc/AppRTCDemo/ARDAppClient.h",
       "objc/AppRTCDemo/ARDAppClient.m",
       "objc/AppRTCDemo/ARDAppEngineClient.h",
       "objc/AppRTCDemo/ARDAppEngineClient.m",
       "objc/AppRTCDemo/ARDBitrateTracker.h",
       "objc/AppRTCDemo/ARDBitrateTracker.m",
       "objc/AppRTCDemo/ARDCEODTURNClient.h",
       "objc/AppRTCDemo/ARDCEODTURNClient.m",
@@ skipping 99 matching lines @@
         "objc/AppRTCDemo/ios/resources/mozart.mp3",
         "objc/Icon.png",
       ]
       outputs = [
         "{{bundle_resources_dir}}/{{source_file_part}}",
       ]
     }
   }
 
   if (is_mac) {
-    source_set("AppRTCDemo_app") {
+    rtc_source_set("AppRTCDemo_app") {
       sources = [
         "objc/AppRTCDemo/mac/APPRTCAppDelegate.h",
         "objc/AppRTCDemo/mac/APPRTCAppDelegate.m",
         "objc/AppRTCDemo/mac/APPRTCViewController.h",
         "objc/AppRTCDemo/mac/APPRTCViewController.m",
       ]
       configs += [
         "..:common_config",
         "..:common_objc",
         "//build/config/compiler:enable_arc",
@@ skipping 42 matching lines @@
     ]
 
     # Enabled for cflags_objc in build/config/compiler/BUILD.gn.
     cflags_objc = [ "-Wno-objc-missing-property-synthesis" ]
 
     if (is_mac) {
       cflags += [ "-Wno-partial-availability" ]
     }
   }
 
-  source_set("socketrocket") {
+  rtc_source_set("socketrocket") {
     sources = [
       "objc/AppRTCDemo/third_party/SocketRocket/SRWebSocket.h",
       "objc/AppRTCDemo/third_party/SocketRocket/SRWebSocket.m",
     ]
     configs += [
       "..:common_config",
       "//build/config/compiler:enable_arc",
       ":socketrocket_warning_config",
     ]
     public_configs = [
@@ skipping 29 matching lines @@
         "-Wno-format",
 
         # See https://bugs.chromium.org/p/webrtc/issues/detail?id=6271
         # for -Wno-reorder and -Wno-sign-compare
         "-Wno-reorder",
         "-Wno-sign-compare",
       ]
     }
   }
 
-  executable("peerconnection_client") {
+  rtc_executable("peerconnection_client") {
     sources = [
       "peerconnection/client/conductor.cc",
       "peerconnection/client/conductor.h",
       "peerconnection/client/defaults.cc",
       "peerconnection/client/defaults.h",
       "peerconnection/client/peer_connection_client.cc",
       "peerconnection/client/peer_connection_client.h",
     ]
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin.
       # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
     if (is_win) {
       sources += [
         "peerconnection/client/flagdefs.h",
         "peerconnection/client/main.cc",
         "peerconnection/client/main_wnd.cc",
         "peerconnection/client/main_wnd.h",
       ]
       cflags = [ "/wd4245" ]
       configs += [ "//build/config/win:windowed" ]
@@ skipping 17 matching lines @@
       "//third_party/libyuv",
       "//webrtc/api:libjingle_peerconnection",
       "//webrtc/system_wrappers:field_trial_default",
       "//webrtc/system_wrappers:metrics_default",
     ]
     configs += [ ":peerconnection_client_warnings_config" ]
     if (rtc_build_json) {
       deps += [ "//third_party/jsoncpp" ]
     }
   }
-  executable("peerconnection_server") {
+  rtc_executable("peerconnection_server") {
     sources = [
       "peerconnection/server/data_socket.cc",
       "peerconnection/server/data_socket.h",
       "peerconnection/server/main.cc",
       "peerconnection/server/peer_channel.cc",
       "peerconnection/server/peer_channel.h",
       "peerconnection/server/utils.cc",
       "peerconnection/server/utils.h",
     ]
     deps = [
       "//build/config/sanitizers:deps",
       "//webrtc:webrtc_common",
       "//webrtc/base:rtc_base_approved",
       "//webrtc/tools:command_line_parser",
     ]
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin.
       # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
-  executable("relayserver") {
+  rtc_executable("relayserver") {
     sources = [
       "relayserver/relayserver_main.cc",
     ]
     deps = [
       "//build/config/sanitizers:deps",
       "//webrtc/base:rtc_base_approved",
       "//webrtc/pc:rtc_pc",
       "//webrtc/system_wrappers:field_trial_default",
       "//webrtc/system_wrappers:metrics_default",
     ]
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin.
       # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
-  executable("turnserver") {
+  rtc_executable("turnserver") {
     sources = [
       "turnserver/turnserver_main.cc",
     ]
     deps = [
       "//build/config/sanitizers:deps",
       "//webrtc/base:rtc_base_approved",
       "//webrtc/pc:rtc_pc",
       "//webrtc/system_wrappers:field_trial_default",
       "//webrtc/system_wrappers:metrics_default",
     ]
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin.
       # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
-  executable("stunserver") {
+  rtc_executable("stunserver") {
     sources = [
       "stunserver/stunserver_main.cc",
     ]
     deps = [
       "//build/config/sanitizers:deps",
       "//webrtc/base:rtc_base_approved",
       "//webrtc/pc:rtc_pc",
       "//webrtc/system_wrappers:field_trial_default",
       "//webrtc/system_wrappers:metrics_default",
     ]
     if (is_clang) {
       # Suppress warnings from the Chromium Clang plugin.
       # See http://code.google.com/p/webrtc/issues/detail?id=163 for details.
-      configs -= [ "//build/config/clang:find_bad_constructs" ]
+      configs_suppressions += [ "//build/config/clang:find_bad_constructs" ]
     }
   }
 }