electron/BUILD.gn

import("//build/config/locales.gni")
import("//tools/grit/repack.gni")
import("//tools/v8_context_snapshot/v8_context_snapshot.gni")
import("build/asar.gni")
import("build/npm.gni")
import("//pdf/features.gni")
import("//build/config/win/manifest.gni")
import("electron_paks.gni")
import("//third_party/ffmpeg/ffmpeg_options.gni")

if (is_mac) {
  import("//build/config/mac/rules.gni")
  import("//third_party/icu/config.gni")
  import("//v8/gni/v8.gni")
}

if (is_linux) {
  import("//build/config/linux/pkg_config.gni")

  pkg_config("gio_unix") {
    packages = [ "gio-unix-2.0" ]
  }
}

declare_args() {
  electron_project_name = "electron"
  electron_product_name = "Electron"
  electron_company_name = "GitHub, Inc"
  electron_company_abbr = "github"
  electron_version = "0.0.0-dev"

  enable_desktop_capturer = true
  enable_run_as_node = true
  enable_osr = false
}

if (is_mas_build) {
  assert(is_mac,
         "It doesn't make sense to build a MAS build on a non-mac platform")
}

filenames_gypi =
    exec_script("//build/gypi_to_gn.py",
                [
                  rebase_path("filenames.gypi"),
                  "--replace=<(SHARED_INTERMEDIATE_DIR)=$target_gen_dir",
                ],
                "scope",
                [ "filenames.gypi" ])

config("branding") {
  defines = [
    "ATOM_PRODUCT_NAME=\"$electron_product_name\"",
    "ATOM_PROJECT_NAME=\"$electron_project_name\"",
  ]
}

config("features") {
  defines = []
  if (enable_desktop_capturer) {
    defines += [ "ENABLE_DESKTOP_CAPTURER=1" ]
  }
  if (enable_run_as_node) {
    defines += [ "ENABLE_RUN_AS_NODE=1" ]
  }
  if (enable_osr) {
    defines += [ "ENABLE_OSR=1" ]
  }
}

npm_action("atom_browserify_sandbox") {
  deps = [
    ":atom_js2c_copy",
  ]

  sandbox_args = [
    "lib/sandboxed_renderer/init.js",
    "-r",
    "./lib/sandboxed_renderer/api/exports/electron.js:electron",
    "-r",
    "./lib/sandboxed_renderer/api/exports/fs.js:fs",
    "-r",
    "./lib/sandboxed_renderer/api/exports/os.js:os",
    "-r",
    "./lib/sandboxed_renderer/api/exports/path.js:path",
    "-r",
    "./lib/sandboxed_renderer/api/exports/child_process.js:child_process",
  ]

  inputs = [
    "lib/sandboxed_renderer/init.js",
    "lib/sandboxed_renderer/api/exports/electron.js",
    "lib/sandboxed_renderer/api/exports/fs.js",
    "lib/sandboxed_renderer/api/exports/os.js",
    "lib/sandboxed_renderer/api/exports/path.js",
    "lib/sandboxed_renderer/api/exports/child_process.js",
  ]
  outputs = [
    "$target_gen_dir/js2c/preload_bundle.js",
  ]

  script = "browserify"
  args = sandbox_args + [
           "-o",
           rebase_path(outputs[0]),
         ]
}

npm_action("atom_browserify_isolated") {
  deps = [
    ":atom_js2c_copy",
  ]

  inputs = [
    "lib/isolated_renderer/init.js",
  ]
  outputs = [
    "$target_gen_dir/js2c/isolated_bundle.js",
  ]

  script = "browserify"
  args = inputs + [
           "-o",
           rebase_path(outputs[0]),
         ]
}

copy("atom_js2c_copy") {
  sources = [
    "lib/common/asar.js",
    "lib/common/asar_init.js",
  ]
  outputs = [
    "$target_gen_dir/js2c/{{source_file_part}}",
  ]
}

action("atom_js2c") {
  deps = [
    ":atom_browserify_isolated",
    ":atom_browserify_sandbox",
    ":atom_js2c_copy",
  ]

  js2c_sources = filenames_gypi.js2c_sources

  browserify_sources = [
    "$target_gen_dir/js2c/isolated_bundle.js",
    "$target_gen_dir/js2c/preload_bundle.js",
  ]

  inputs = js2c_sources + browserify_sources

  outputs = [
    "$target_gen_dir/atom_natives.h",
  ]

  script = "tools/js2c.py"
  args = [ rebase_path("//third_party/electron_node") ] +
         rebase_path(outputs, root_build_dir) +
         [ rebase_path("$target_gen_dir/js2c", root_build_dir) ]
}

asar("js2asar") {
  sources = filenames_gypi.js_sources
  if (enable_desktop_capturer) {
    sources += [
      "lib/browser/desktop-capturer.js",
      "lib/renderer/api/desktop-capturer.js",
    ]
  }
  outputs = [
    "$root_out_dir/resources/electron.asar",
  ]
  root = "lib"
}

asar("app2asar") {
  sources = filenames_gypi.default_app_sources
  outputs = [
    "$root_out_dir/resources/default_app.asar",
  ]
  root = "default_app"
}

group("electron") {
  deps = [
    ":electron_lib",
  ]
}

static_library("electron_lib") {
  configs += [ "//v8:external_startup_data" ]

  public_configs = [
    ":branding",
    ":features",
  ]

  deps = [
    ":atom_js2c",
    "brightray",
    "build/node",
    "native_mate",
    "//base",
    "//base:i18n",
    "//chrome/common:constants",
    "//components/cdm/renderer",
    "//components/network_session_configurator/common",
    "//components/prefs",
    "//components/printing/common",
    "//components/security_state/content",
    "//components/viz/service",
    "//content/public/app:both",
    "//content/public/child",
    "//device/geolocation",
    "//gin",
    "//net:net_resources",
    "//ppapi/host",
    "//ppapi/proxy",
    "//ppapi/shared_impl",
    "//printing",
    "//services/device/wake_lock/power_save_blocker",  # TODO: this requires a visibility patch to chromium src
    "//skia",
    "//third_party/WebKit/public:blink",
    "//third_party/boringssl",
    "//third_party/leveldatabase",
    "//third_party/libyuv",
    "//third_party/webrtc_overrides:init_webrtc",
    "//ui/events:dom_keycode_converter",
    "//ui/gl",
    "//ui/views",
    "//v8",
  ]

  include_dirs = [
    "chromium_src",
    ".",
    "$target_gen_dir",

    # TODO(nornagon): replace usage of SchemeRegistry by an actually exported
    # API of blink, then delete this include dir.
    "//third_party/WebKit/Source",
  ]

  defines = []
  libs = []

  extra_source_filters = []
  if (!is_linux) {
    extra_source_filters += [
      "*\bx/*",
      "*_x11.h",
      "*_x11.cc",
      "*_gtk.h",
      "*_gtk.cc",
      "*\blibrary_loaders/*",
    ]
  }
  if (!is_win) {
    extra_source_filters += [
      "*\bwin_*.h",
      "*\bwin_*.cc",
    ]
  }
  if (is_mac) {
    extra_source_filters += [
      "*_views.cc",
      "*_views.h",
      "*\bviews/*",
      "*/autofill_popup.cc",
      "*/autofill_popup.h",
    ]
  }

  set_sources_assignment_filter(
      sources_assignment_filter + extra_source_filters)
  sources = filenames_gypi.lib_sources
  set_sources_assignment_filter(sources_assignment_filter)

  if (is_component_build) {
    defines += [
      # Import V8 symbols from shared library (node.dll / libnode.so)
      "USING_V8_SHARED",
      "USING_V8_PLATFORM_SHARED",
      "USING_V8_BASE_SHARED",
    ]
  }

  if (is_mac) {
    deps += [
      "//third_party/crashpad/crashpad/client",
      "//ui/accelerated_widget_mac",
    ]
    include_dirs += [
      # NOTE(nornagon): other chromium files use the full path to include
      # crashpad; this is just here for compatibility between GN and GYP, so that
      # the #includes can be agnostic about where crashpad is vendored.
      "//third_party/crashpad",
    ]
    if (is_mas_build) {
      deps -= [ "//third_party/crashpad/crashpad/client" ]
      sources += [ "atom/browser/api/atom_api_app_mas.mm" ]
      sources -= [
        "atom/browser/auto_updater_mac.mm",
        "atom/common/crash_reporter/crash_reporter_mac.h",
        "atom/common/crash_reporter/crash_reporter_mac.mm",
      ]
      defines += [ "MAS_BUILD" ]
    } else {
      libs += [
        "Squirrel.framework",
        "ReactiveCocoa.framework",
        "Mantle.framework",
      ]
      cflags_objcc = [
        "-F",
        rebase_path("external_binaries", root_build_dir),
      ]

      # ReactiveCocoa which is used by Squirrel requires using __weak.
      cflags_objcc += [ "-fobjc-weak" ]
    }
  }
  if (is_linux) {
    deps += [
      "//build/config/linux/gtk",
      "//chrome/browser/ui/libgtkui",
      "//device/bluetooth",
      "//ui/events/devices/x11",
      "//ui/events/platform/x11",
      "//ui/native_theme",
      "//ui/views/controls/webview",
      "//ui/wm",
    ]
    configs += [ ":gio_unix" ]
    defines += [
      # Disable warnings for g_settings_list_schemas.
      "GLIB_DISABLE_DEPRECATION_WARNINGS",
    ]
    sources += filenames_gypi.lib_sources_linux
    sources += filenames_gypi.lib_sources_nss
  }
  if (is_win) {
    sources += filenames_gypi.lib_sources_win
    libs += [ "dwmapi.lib" ]
  }
  if (is_linux || is_win) {
    deps += [ "//third_party/breakpad:client" ]
    include_dirs += [ "//third_party/breakpad" ]
  }

  if (enable_pdf) {
    deps += [ "//pdf" ]
  }

  if (enable_run_as_node) {
    sources += [
      "atom/app/node_main.cc",
      "atom/app/node_main.h",
    ]
  }

  if (enable_osr) {
    sources += [
      "atom/browser/api/atom_api_web_contents_osr.cc",
      "atom/browser/osr/osr_output_device.cc",
      "atom/browser/osr/osr_output_device.h",
      "atom/browser/osr/osr_render_widget_host_view.cc",
      "atom/browser/osr/osr_render_widget_host_view.h",
      "atom/browser/osr/osr_render_widget_host_view_mac.mm",
      "atom/browser/osr/osr_view_proxy.cc",
      "atom/browser/osr/osr_view_proxy.h",
      "atom/browser/osr/osr_web_contents_view.cc",
      "atom/browser/osr/osr_web_contents_view.h",
      "atom/browser/osr/osr_web_contents_view_mac.mm",
    ]
    deps += [
      "//components/viz/service",
      "//ui/compositor",
    ]
  }

  if (enable_desktop_capturer) {
    deps += [ "//third_party/webrtc/modules/desktop_capture" ]
    sources += [
      "atom/browser/api/atom_api_desktop_capturer.cc",
      "atom/browser/api/atom_api_desktop_capturer.h",
    ]
  }
}

electron_paks("packed_resources") {
  if (is_mac) {
    output_dir = "$root_gen_dir/electron_repack"
    copy_data_to_bundle = true
  } else {
    output_dir = root_out_dir
  }
}

if (is_mac) {
  electron_framework_name = electron_product_name + " Framework"
  electron_helper_name = electron_product_name + " Helper"
  electron_login_helper_name = electron_product_name + " Login Helper"
  electron_framework_version = "A"
  electron_mac_bundle_id = "com.$electron_company_abbr.$electron_project_name"

  mac_xib_bundle_data("electron_xibs") {
    sources = [
      "atom/common/resources/mac/MainMenu.xib",
    ]
  }

  bundle_data("electron_framework_resources") {
    public_deps = [
      ":packed_resources",
    ]
    sources = []
    if (icu_use_data_file) {
      sources += [ "$root_out_dir/icudtl.dat" ]
      public_deps += [ "//third_party/icu:icudata" ]
    }
    if (v8_use_external_startup_data) {
      sources += [ "$root_out_dir/natives_blob.bin" ]
      public_deps += [ "//v8" ]
      if (use_v8_context_snapshot) {
        sources += [ "$root_out_dir/v8_context_snapshot.bin" ]
        public_deps += [ "//tools/v8_context_snapshot" ]
      } else {
        sources += [ "$root_out_dir/snapshot_blob.bin" ]
      }
    }
    outputs = [
      "{{bundle_resources_dir}}/{{source_file_part}}",
    ]
  }

  if (is_component_build) {
    bundle_data("electron_framework_libraries") {
      public_deps = [
        "build/node",
      ]
      sources = [
        "$root_out_dir/libnode.dylib",
      ]
      outputs = [
        "{{bundle_contents_dir}}/Libraries/{{source_file_part}}",
      ]
    }
  }

  bundle_data("electron_crashpad_helper") {
    sources = [
      "$root_out_dir/crashpad_handler",
    ]

    outputs = [
      "{{bundle_resources_dir}}/{{source_file_part}}",
    ]

    public_deps = [
      "//third_party/crashpad/crashpad/handler:crashpad_handler",
    ]
  }

  mac_framework_bundle("electron_framework") {
    output_name = electron_framework_name
    framework_version = electron_framework_version
    framework_contents = [ "Resources" ]
    public_deps = [
      ":electron_lib",
    ]
    deps = [
      ":electron_framework_resources",
      ":electron_xibs",
    ]
    if (!is_mas_build) {
      deps += [ ":electron_crashpad_helper" ]
    }
    if (is_component_build) {
      deps += [ ":electron_framework_libraries" ]
    }
    info_plist = "atom/common/resources/mac/Info.plist"
    extra_substitutions = [ "ATOM_BUNDLE_ID=$electron_mac_bundle_id.framework" ]

    include_dirs = [ "." ]
    sources = filenames_gypi.framework_sources

    libs = [
      "Carbon.framework",
      "QuartzCore.framework",
      "Quartz.framework",
      "Security.framework",
      "SecurityInterface.framework",
      "ServiceManagement.framework",
      "StoreKit.framework",
    ]
    ldflags = [
      "-F",
      rebase_path("external_binaries", root_build_dir),
      "-Wl,-install_name,@rpath/$output_name.framework/$output_name",
      "-rpath",
      "@loader_path/Libraries",
    ]
    if (is_component_build) {
      ldflags += [
        "-rpath",
        "@executable_path/../../../../../..",
      ]
    }
  }

  mac_app_bundle("electron_helper_app") {
    output_name = electron_helper_name
    deps = [
      ":electron_framework+link",
    ]
    sources = filenames_gypi.app_sources
    include_dirs = [ "." ]
    info_plist = "atom/renderer/resources/mac/Info.plist"
    extra_substitutions = [ "ATOM_BUNDLE_ID=$electron_mac_bundle_id.helper" ]
    ldflags = [
      "-rpath",
      "@executable_path/../../..",
    ]
  }

  bundle_data("electron_app_framework_bundle_data") {
    sources = [
      "$root_out_dir/$electron_framework_name.framework",
      "$root_out_dir/$electron_helper_name.app",
    ]
    if (!is_mas_build) {
      sources += [
        "external_binaries/Mantle.framework",
        "external_binaries/ReactiveCocoa.framework",
        "external_binaries/Squirrel.framework",
      ]
    }
    outputs = [
      "{{bundle_contents_dir}}/Frameworks/{{source_file_part}}",
    ]
    public_deps = [
      ":electron_framework+link",
      ":electron_helper_app",
    ]
  }

  mac_app_bundle("electron_login_helper") {
    output_name = electron_login_helper_name
    sources = filenames_gypi.login_helper_sources
    include_dirs = [ "." ]
    libs = [ "AppKit.framework" ]
    info_plist = "atom/app/resources/mac/loginhelper-Info.plist"
    extra_substitutions =
        [ "ATOM_BUNDLE_ID=$electron_mac_bundle_id.loginhelper" ]
  }

  bundle_data("electron_login_helper_app") {
    public_deps = [
      ":electron_login_helper",
    ]
    sources = [
      "$root_out_dir/$electron_login_helper_name.app",
    ]
    outputs = [
      "{{bundle_contents_dir}}/Library/LoginItems",
    ]
  }

  bundle_data("electron_app_resources") {
    public_deps = [
      ":app2asar",
      ":js2asar",
    ]
    sources = [
      "$root_out_dir/resources/default_app.asar",
      "$root_out_dir/resources/electron.asar",
    ]
    outputs = [
      "{{bundle_resources_dir}}/{{source_file_part}}",
    ]
  }

  mac_app_bundle("electron_app") {
    output_name = electron_product_name
    sources = filenames_gypi.app_sources
    include_dirs = [ "." ]
    deps = [
      ":electron_app_framework_bundle_data",
      ":electron_app_resources",
    ]
    if (is_mas_build) {
      deps += [ ":electron_login_helper_app" ]
    }
    info_plist = "atom/browser/resources/mac/Info.plist"
    extra_substitutions = [ "ATOM_BUNDLE_ID=$electron_mac_bundle_id" ]
    ldflags = [
      "-rpath",
      "@executable_path/../Frameworks",
    ]
  }
} else {
  windows_manifest("electron_app_manifest") {
    sources = [
      as_invoker_manifest,
      common_controls_manifest,
      default_compatibility_manifest,
    ]
  }

  executable("electron_app") {
    output_name = electron_project_name
    sources = filenames_gypi.app_sources
    include_dirs = [ "." ]
    deps = [
      ":app2asar",
      ":electron_app_manifest",
      ":electron_lib",
      ":js2asar",
      ":packed_resources",
      "//build/config:exe_and_shlib_deps",
      "//content:sandbox_helper_win",
      "//ui/strings",
    ]

    public_deps = [
      "//tools/v8_context_snapshot:v8_context_snapshot",
    ]

    if (is_win) {
      sources += [
        # TODO: we should be generating our .rc files more like how chrome does
        "atom/browser/resources/win/atom.ico",
        "atom/browser/resources/win/atom.rc",
        "atom/browser/resources/win/resources.h",
      ]

      deps += [
        # TODO: move non-windows specific deps into the non-windows-specific list
        "//third_party/breakpad:breakpad_handler",
        "//third_party/breakpad:breakpad_sender",
        "//ui/native_theme:native_theme_browser",
        "//ui/shell_dialogs",
        "//ui/views/controls/webview",
        "//ui/wm",
        "//ui/wm/public",
      ]

      libs = [
        "comctl32.lib",
        "uiautomationcore.lib",
        "wtsapi32.lib",
      ]

      configs += [ "//build/config/win:windowed" ]

      ldflags = [
        # TODO: these are for win7 compatibility, are there other things we need to do for that?
        "/DELAYLOAD:API-MS-WIN-CORE-WINRT-L1-1-0.DLL",
        "/DELAYLOAD:API-MS-WIN-CORE-WINRT-STRING-L1-1-0.DLL",
      ]
    }
    if (is_linux) {
      if (!is_component_build && is_component_ffmpeg) {
        configs += [ "//build/config/gcc:rpath_for_built_shared_libraries" ]
      }
    }
  }
}