platform_build_soong/cc/kernel_headers.go

54 lines
1.6 KiB
Go

// Copyright 2017 Google Inc. 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.
package cc
import (
"android/soong/android"
)
type kernelHeadersDecorator struct {
*libraryDecorator
}
func (stub *kernelHeadersDecorator) link(ctx ModuleContext, flags Flags, deps PathDeps, objs Objects) android.Path {
if ctx.Device() {
f := &stub.libraryDecorator.flagExporter
f.reexportSystemDirs(ctx.DeviceConfig().DeviceKernelHeaderDirs()...)
}
return stub.libraryDecorator.linkStatic(ctx, flags, deps, objs)
}
// kernel_headers retrieves the list of kernel headers directories from
// TARGET_BOARD_KERNEL_HEADERS and TARGET_PRODUCT_KERNEL_HEADERS variables in
// a makefile for compilation. See
// https://android.googlesource.com/platform/build/+/master/core/config.mk
// for more details on them.
func kernelHeadersFactory() android.Module {
module, library := NewLibrary(android.HostAndDeviceSupported)
library.HeaderOnly()
stub := &kernelHeadersDecorator{
libraryDecorator: library,
}
module.linker = stub
return module.Init()
}
func init() {
android.RegisterModuleType("kernel_headers", kernelHeadersFactory)
}