Import new C source of truth css-layout

fbshipit-source-id: e866918d6c62fc1cf3a04c269f782b94db9b875a

BUCK

@@ -0,0 +1,81 @@
+# Copyright (c) 2014-present, Facebook, Inc.
+# All rights reserved.
+#
+# This source code is licensed under the BSD-style license found in the
+# LICENSE file in the root directory of this source tree. An additional grant
+# of patent rights can be found in the PATENTS file in the same directory.
+
+include_defs('//CSSLAYOUT_DEFS')
+
+BASE_COMPILER_FLAGS = [
+  '-fno-omit-frame-pointer',
+  '-fexceptions',
+  '-Wall',
+  '-Werror',
+]
+
+GMOCK_OVERRIDE_FLAGS = [
+  # gmock does not mark mocked methods as override, ignore the warnings in tests
+  '-Wno-inconsistent-missing-override',
+]
+
+COMPILER_FLAGS = BASE_COMPILER_FLAGS + ['-std=c11']
+TEST_COMPILER_FLAGS = BASE_COMPILER_FLAGS + GMOCK_OVERRIDE_FLAGS + ['-std=c++11']
+
+cxx_library(
+  name = 'CSSLayout',
+  srcs = glob(['CSSLayout/*.c']),
+  tests=[':CSSLayout_tests'],
+  exported_headers = subdir_glob([('', 'CSSLayout/*.h')]),
+  header_namespace = '',
+  compiler_flags = COMPILER_FLAGS,
+  deps = [],
+  visibility = ['PUBLIC'],
+)
+
+cxx_library(
+  name = 'CSSLayoutTestUtils',
+  srcs = glob(['tests/CSSLayoutTestUtils/*.c']),
+  exported_headers = subdir_glob([('tests', 'CSSLayoutTestUtils/*.h')]),
+  header_namespace = '',
+  compiler_flags = COMPILER_FLAGS,
+  deps = [
+    ':CSSLayout',
+  ],
+  visibility = ['PUBLIC'],
+)
+
+cxx_test(
+  name = 'CSSLayout_tests',
+  contacts = ['emilsj@fb.com'],
+  srcs = glob(['tests/*.cpp']),
+  compiler_flags = TEST_COMPILER_FLAGS,
+  deps = [
+    ':CSSLayout',
+    ':CSSLayoutTestUtils',
+    GTEST_TARGET,
+  ],
+  visibility = ['PUBLIC'],
+)
+
+java_library(
+  name = 'CSSLayout_java',
+  srcs = glob(['java/**/*.java']),
+  tests=[':CSSLayout_java_tests'],
+  source = '1.7',
+  target = '1.7',
+  deps = [
+    INFER_ANNOTATIONS_TARGET,
+    JSR_305_TARGET,
+  ],
+  visibility = ['PUBLIC'],
+)
+
+java_test(
+  name = 'CSSLayout_java_tests',
+  srcs = glob(['tests/java/**/*.java']),
+  deps = [
+    ':CSSLayout_java',
+    JUNIT_TARGET,
+  ],
+)