1 // Copyright (C) 2017 The Android Open Source Project 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://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, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package hidl 16 17 import ( 18 "sync" 19 20 "android/soong/android" 21 ) 22 23 func init() { 24 android.RegisterModuleType("hidl_package_root", hidlPackageRootFactory) 25 } 26 27 type hidlPackageRoot struct { 28 android.ModuleBase 29 30 properties struct { 31 // path to this module from root 32 Path string 33 } 34 } 35 36 func (r *hidlPackageRoot) GenerateAndroidBuildActions(ctx android.ModuleContext) { 37 } 38 func (r *hidlPackageRoot) DepsMutator(ctx android.BottomUpMutatorContext) { 39 } 40 41 var packageRootsMutex sync.Mutex 42 var packageRoots []*hidlPackageRoot 43 44 func hidlPackageRootFactory() android.Module { 45 r := &hidlPackageRoot{} 46 r.AddProperties(&r.properties) 47 android.InitAndroidModule(r) 48 49 packageRootsMutex.Lock() 50 packageRoots = append(packageRoots, r) 51 packageRootsMutex.Unlock() 52 53 return r 54 } 55 56 func lookupPackageRoot(name string) *hidlPackageRoot { 57 for _, i := range packageRoots { 58 if i.ModuleBase.Name() == name { 59 return i 60 } 61 } 62 return nil 63 } 64