|  | # Copyright 2018 The Bazel Authors. All rights reserved. | 
|  | # | 
|  | # Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | # you may not use this file except in compliance with the License. | 
|  | # You may obtain a copy of the License at | 
|  | # | 
|  | #    http://www.apache.org/licenses/LICENSE-2.0 | 
|  | # | 
|  | # Unless required by applicable law or agreed to in writing, software | 
|  | # distributed under the License is distributed on an "AS IS" BASIS, | 
|  | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | # See the License for the specific language governing permissions and | 
|  | # limitations under the License. | 
|  | # | 
|  |  | 
|  | load("@bazel_skylib//:bzl_library.bzl", "bzl_library") | 
|  | load("//cc:cc_library.bzl", "cc_library") | 
|  | load("//cc/toolchains:cc_flags_supplier.bzl", "cc_flags_supplier") | 
|  | load("//cc/toolchains:compiler_flag.bzl", "compiler_flag") | 
|  |  | 
|  | package(default_visibility = ["//visibility:public"]) | 
|  |  | 
|  | licenses(["notice"])  # Apache 2.0 | 
|  |  | 
|  | # It is frequently necessary to constrain platforms based on the cc compiler type. | 
|  | constraint_setting(name = "cc_compiler") | 
|  |  | 
|  | constraint_value( | 
|  | name = "clang", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | constraint_value( | 
|  | name = "gcc", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | constraint_value( | 
|  | name = "msvc", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | constraint_value( | 
|  | name = "clang-cl", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | constraint_value( | 
|  | name = "mingw", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | constraint_value( | 
|  | name = "msys", | 
|  | constraint_setting = ":cc_compiler", | 
|  | ) | 
|  |  | 
|  | cc_library( | 
|  | name = "malloc", | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "grep-includes", | 
|  | srcs = ["grep-includes.sh"], | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "empty", | 
|  | srcs = [], | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "bzl_srcs", | 
|  | srcs = glob(["**/*.bzl"]), | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "srcs", | 
|  | srcs = glob(["**"]), | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "interface_library_builder", | 
|  | srcs = ["build_interface_so"], | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "link_dynamic_library", | 
|  | srcs = ["link_dynamic_library.sh"], | 
|  | ) | 
|  |  | 
|  | bzl_library( | 
|  | name = "cc_configure_bzl", | 
|  | srcs = [ | 
|  | "cc_configure.bzl", | 
|  | "lib_cc_configure.bzl", | 
|  | "unix_cc_configure.bzl", | 
|  | "windows_cc_configure.bzl", | 
|  | ], | 
|  | ) | 
|  |  | 
|  | filegroup( | 
|  | name = "lib_cc_configure", | 
|  | srcs = ["lib_cc_configure.bzl"], | 
|  | ) | 
|  |  | 
|  | compiler_flag(name = "compiler") | 
|  |  | 
|  | cc_flags_supplier(name = "cc_flags") |