Compile quic_server on MacOS

net/BUILD.gn

 # Copyright (c) 2013 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.
 
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/module_args/v8.gni")
 import("//url/config.gni")
 import("//testing/test.gni")
@@ skipping 1024 matching lines @@
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
     deps = [
       "//base",
       "//base:i18n",
       "//net/tools/tld_cleanup",
     ]
   }
 }
 
-if (is_linux) {
+if (is_linux || is_mac) {
   static_library("epoll_server") {
     sources = [
       "tools/epoll_server/epoll_server.cc",
       "tools/epoll_server/epoll_server.h",
-      "tools/epoll_server/linux_epoll_server.cc",
     ]
+    if (is_mac) {
+      sources += [ "tools/epoll_server/darwin_epoll_server.cc" ]
+    } else {
+      sources += [ "tools/epoll_server/linux_epoll_server.cc" ]
+    }
     deps = [
       ":net",
       "//base",
     ]
   }
+}
 
+if (is_linux) {
   static_library("flip_in_mem_edsm_server_base") {
     testonly = true
     sources = [
       "tools/dump_cache/url_to_filename_encoder.cc",
       "tools/dump_cache/url_to_filename_encoder.h",
       "tools/dump_cache/url_utilities.cc",
       "tools/dump_cache/url_utilities.h",
       "tools/flip_server/acceptor_thread.cc",
       "tools/flip_server/acceptor_thread.h",
       "tools/flip_server/constants.h",
@@ skipping 153 matching lines @@
     sources = [
       "tools/disk_cache_memory_test/disk_cache_memory_test.cc",
     ]
     deps = [
       ":net",
       "//base",
     ]
   }
 }
 
+# This source_set is defined even if no build targets need it,
+# such as when all dependees are not buildable for the chosen OS.
+source_set("quic_tools") {
+  sources = [
+    "quic/quic_dispatcher.cc",
+    "quic/quic_dispatcher.h",
+    "quic/quic_in_memory_cache.cc",
+    "quic/quic_in_memory_cache.h",
+    "quic/quic_per_connection_packet_writer.cc",
+    "quic/quic_per_connection_packet_writer.h",
+    "quic/quic_server.cc",
+    "quic/quic_server.h",
+    "quic/quic_server_packet_writer.cc",
+    "quic/quic_server_packet_writer.h",
+    "quic/quic_server_session.cc",
+    "quic/quic_server_session.h",
+    "quic/quic_spdy_server_stream.cc",
+    "quic/quic_spdy_server_stream.h",
+    "quic/quic_time_wait_list_manager.cc",
+    "quic/quic_time_wait_list_manager.h",
+  ]
+  deps = [
+    ":net",
+    "//base",
+    "//base/third_party/dynamic_annotations",
+    "//url",
+  ]
+}
+
 # TODO(GYP) make this compile on Android, we need some native test deps done.
 # TODO(GYP) Also doesn't work on Windows; dependency on boringssl is wrong.
 # TODO(GYP) Also doesn't work on Mac, need to figure out why not.
 if (!is_android && !is_win && !is_mac) {
-  source_set("quic_tools") {
-    sources = [
-      "quic/quic_dispatcher.cc",
-      "quic/quic_dispatcher.h",
-      "quic/quic_in_memory_cache.cc",
-      "quic/quic_in_memory_cache.h",
-      "quic/quic_per_connection_packet_writer.cc",
-      "quic/quic_per_connection_packet_writer.h",
-      "quic/quic_server.cc",
-      "quic/quic_server.h",
-      "quic/quic_server_packet_writer.cc",
-      "quic/quic_server_packet_writer.h",
-      "quic/quic_server_session.cc",
-      "quic/quic_server_session.h",
-      "quic/quic_spdy_server_stream.cc",
-      "quic/quic_spdy_server_stream.h",
-      "quic/quic_time_wait_list_manager.cc",
-      "quic/quic_time_wait_list_manager.h",
-    ]
-    deps = [
-      ":net",
-      "//base",
-      "//base/third_party/dynamic_annotations",
-      "//url",
-    ]
-  }
-
   test("net_unittests") {
     sources = gypi_values.net_test_sources
 
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     configs += [ "//build/config/compiler:no_size_t_to_int_warning" ]
     defines = []
 
     deps = [
       ":extras",
       ":http_server",
@@ skipping 274 matching lines @@
     }
 
     if (use_icu_alternatives_on_android) {
       sources -= [
         "base/filename_util_unittest.cc",
         "base/net_util_icu_unittest.cc",
       ]
       deps -= [ "//base:i18n" ]
     }
   }
+}  # !is_android && !is_win && !is_mac
 
+if (!is_android && !is_win) {
   executable("quic_server") {
     sources = [
       "quic/quic_server_bin.cc",
     ]
     deps = [
       ":quic_tools",
       ":net",
       "//base",
       "//third_party/boringssl",
     ]
   }
-}  # !is_android && !is_win && !is_mac
+}
 
 executable("net_perftests") {
   testonly = true
   sources = [
     "cookies/cookie_monster_perftest.cc",
     "disk_cache/blockfile/disk_cache_perftest.cc",
     "proxy/proxy_resolver_perftest.cc",
     "udp/udp_socket_perftest.cc",
   ]
 
@@ skipping 18 matching lines @@
   } else {
     sources -= [ "proxy/proxy_resolver_perftest.cc" ]
   }
 
   if (is_win && icu_use_data_file) {
     # This is needed to trigger the dll copy step on windows.
     # TODO(mark): Specifying this here shouldn't be necessary.
     deps += [ "//third_party/icu:icudata" ]
   }
 }