third_party/pigweed/repo/pw_polyfill/BUILD.gn

   1 # Copyright 2021 The Pigweed Authors
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License"); you may not
   4 # use this file except in compliance with the License. You may obtain a copy of
   5 # the License at
   6 #
   7 #     https://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  11 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  12 # License for the specific language governing permissions and limitations under
  13 # the License.
  14
  15 import("//build_overrides/pigweed.gni")
  16
  17 import("$dir_pw_build/target_types.gni")
  18 import("$dir_pw_docgen/docs.gni")
  19 import("$dir_pw_unit_test/test.gni")
  20
  21 config("public") {
  22   include_dirs = [ "public" ]
  23   visibility = [ ":*" ]
  24 }
  25
  26 pw_source_set("pw_polyfill") {
  27   public_configs = [ ":public" ]
  28   remove_public_deps = [ "*" ]
  29   public_deps = [ ":standard_library" ]
  30   public = [
  31     "public/pw_polyfill/language_feature_macros.h",
  32     "public/pw_polyfill/standard.h",
  33   ]
  34 }
  35
  36 config("overrides_config") {
  37   include_dirs = [ "public_overrides" ]
  38   cflags_cc = [
  39     # Use -include to include the language features header in dependent files,
  40     # without requiring a #include. This allows the use of newer C++ language
  41     # features in older C++ versions without an explicit include.
  42     "-include",
  43     rebase_path("language_features.h"),
  44   ]
  45   visibility = [ ":*" ]
  46 }
  47
  48 pw_source_set("overrides") {
  49   public_configs = [ ":overrides_config" ]
  50   remove_public_deps = [ "*" ]
  51   public_deps = [
  52     ":standard_library",
  53     "$dir_pw_span:polyfill",
  54   ]
  55   inputs = [
  56     "public_overrides/array",
  57     "public_overrides/assert.h",
  58     "public_overrides/bit",
  59     "public_overrides/cstddef",
  60     "public_overrides/iterator",
  61     "public_overrides/type_traits",
  62     "public_overrides/utility",
  63   ]
  64   sources = [ "language_features.h" ]
  65 }
  66
  67 config("standard_library_public") {
  68   include_dirs = [ "standard_library_public" ]
  69 }
  70
  71 pw_source_set("standard_library") {
  72   public_configs = [ ":standard_library_public" ]
  73   remove_public_deps = [ "*" ]
  74   public = [
  75     "standard_library_public/pw_polyfill/standard_library/array.h",
  76     "standard_library_public/pw_polyfill/standard_library/assert.h",
  77     "standard_library_public/pw_polyfill/standard_library/bit.h",
  78     "standard_library_public/pw_polyfill/standard_library/cstddef.h",
  79     "standard_library_public/pw_polyfill/standard_library/iterator.h",
  80     "standard_library_public/pw_polyfill/standard_library/namespace.h",
  81     "standard_library_public/pw_polyfill/standard_library/type_traits.h",
  82     "standard_library_public/pw_polyfill/standard_library/utility.h",
  83   ]
  84   visibility = [
  85     ":overrides",
  86     ":pw_polyfill",
  87   ]
  88 }
  89
  90 pw_test_group("tests") {
  91   tests = [
  92     ":default_cpp_test",
  93     ":cpp11_test",
  94     ":cpp14_test",
  95   ]
  96   group_deps = [ "$dir_pw_span:tests" ]
  97 }
  98
  99 pw_test("default_cpp_test") {
 100   deps = [ ":pw_polyfill" ]
 101   sources = [ "test.cc" ]
 102 }
 103
 104 pw_test("cpp11_test") {
 105   remove_configs = [ "$dir_pw_build:cpp17" ]
 106   configs = [ "$dir_pw_build:cpp11" ]
 107   sources = [ "test.cc" ]
 108   deps = [ ":pw_polyfill" ]
 109 }
 110
 111 pw_test("cpp14_test") {
 112   remove_configs = [ "$dir_pw_build:cpp17" ]
 113   configs = [ "$dir_pw_build:cpp14" ]
 114   sources = [ "test.cc" ]
 115   deps = [ ":pw_polyfill" ]
 116 }
 117
 118 pw_doc_group("docs") {
 119   sources = [ "docs.rst" ]
 120 }