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      1 # Copyright 2014 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 # App different than the regular content subcomponents (see comments in
      6 # //content/BUILD.gn) because it has to support the browser/child process split
      7 # (the "both" target include both browser and child process files and is used
      8 # for testing).
      9 #
     10 # In non-component mode, browser, child, and both all follow the same structure:
     11 # foo ->
     12 #   //content/public/app:child (group) ->
     13 #     //content/public/app:child_sources (source set) ->
     14 #       //content/app:child (source set)
     15 
     16 # In component mode, content is linked as one big turd so there is only one
     17 # app target containing sources ("both") and the other ones forward to it:
     18 # foo ->
     19 #   //content/public/app:child (group; "browser" and "both" ones look the same)
     20 #     //content (shared library) ->
     21 #       //content/public/app:both_sources (source set)
     22 
     23 public_app_shared_sources = [
     24   "android_library_loader_hooks.h",
     25   "content_main.h",
     26   "content_main_delegate.cc",
     27   "content_main_delegate.h",
     28   "content_main_runner.h",
     29   "startup_helper_win.h",
     30 ]
     31 
     32 public_app_shared_deps = [
     33   "//base",
     34   "//base:i18n",
     35   "//content:export",
     36   "//content/public/common:common_sources",
     37 ]
     38 
     39 if (is_component_build) {
     40 
     41   source_set("both_sources") {
     42     # Only the main content shared library can pull this in.
     43     visibility = [ "//content:content" ]
     44 
     45     sources = public_app_shared_sources
     46 
     47     configs += [ "//content:content_implementation" ]
     48 
     49     deps = public_app_shared_deps + [
     50       "//content/app:both",
     51       "//content/public/browser:browser_sources",
     52     ]
     53   }
     54 
     55   # These all just forward to content, which in turn depends on "both_sources".
     56   group("browser") {
     57     deps = [ "//content" ]
     58   }
     59   group("child") {
     60     deps = [ "//content" ]
     61   }
     62   group("both") {
     63     deps = [ "//content" ]
     64   }
     65 
     66 } else {
     67 
     68   # content_main_delegate.cc conditionally includes content_browser_client.h
     69   # from //content/public/browser when it's not the child build. However,
     70   # the header checker doesn't know this doesn't apply and throws an error.
     71   # So all of these targets set check_includes = false.
     72   #
     73   # TODO(brettw) either teach the header checker to understand simple
     74   # ifdefs or split the file apart so we can enable header checking here.
     75   # Furthermore, since this file exists in more than one target, they all
     76   # have to opt-out of header checking (a file is checked once for all
     77   # targets using a source file).
     78 
     79   source_set("both") {
     80     check_includes = false  # See comment above.
     81 
     82     sources = public_app_shared_sources
     83     configs += [ "//content:content_implementation" ]
     84     deps = public_app_shared_deps + [
     85       "//content/app:both",
     86       "//content/public/browser",
     87       "//content/public/common",
     88     ]
     89   }
     90 
     91   # TODO(GYP) enable chrome_multiple_dll support
     92   is_chrome_multiple_dll = false
     93 
     94   if (is_chrome_multiple_dll) {
     95     source_set("browser") {
     96       check_includes = false  # See comment above.
     97 
     98       sources = public_app_shared_sources
     99 
    100       defines = [ "CHROME_MULTIPLE_DLL_BROWSER" ]
    101       configs += [ "//content:content_implementation" ]
    102 
    103       deps = public_app_shared_deps + [
    104         "//content/app:browser",
    105         "//content/public/browser",
    106         "//content/public/common",
    107       ]
    108     }
    109 
    110     source_set("child") {
    111       check_includes = false  # See comment above.
    112 
    113       sources = public_app_shared_sources
    114 
    115       defines = [ "CHROME_MULTIPLE_DLL_CHILD" ]
    116       configs += [ "//content:content_implementation" ]
    117 
    118       deps = public_app_shared_deps + [
    119         "//content/app:child",
    120         "//content/public/common",
    121       ]
    122     }
    123   } else {
    124     # When the multi-DLL build is disabled, there is only one type of the
    125     # "app" target, and "browser" and "child" are the same as "both".
    126     group("browser") {
    127       deps = [ ":both" ]
    128     }
    129     group("child") {
    130       deps = [ ":both" ]
    131     }
    132   }
    133 
    134 }
    135