1// Copyright 2016 Google Inc. All rights reserved. 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 15package phony 16 17import ( 18 "fmt" 19 "io" 20 "strings" 21 22 "android/soong/android" 23) 24 25func init() { 26 android.RegisterModuleType("phony", PhonyFactory) 27} 28 29type phony struct { 30 android.ModuleBase 31 requiredModuleNames []string 32} 33 34func PhonyFactory() android.Module { 35 module := &phony{} 36 37 android.InitAndroidArchModule(module, android.HostAndDeviceSupported, android.MultilibCommon) 38 return module 39} 40 41func (p *phony) GenerateAndroidBuildActions(ctx android.ModuleContext) { 42 p.requiredModuleNames = ctx.RequiredModuleNames() 43 if len(p.requiredModuleNames) == 0 { 44 ctx.PropertyErrorf("required", "phony must not have empty required dependencies in order to be useful(and therefore permitted).") 45 } 46} 47 48func (p *phony) AndroidMk() android.AndroidMkData { 49 return android.AndroidMkData{ 50 Custom: func(w io.Writer, name, prefix, moduleDir string, data android.AndroidMkData) { 51 fmt.Fprintln(w, "\ninclude $(CLEAR_VARS)") 52 fmt.Fprintln(w, "LOCAL_PATH :=", moduleDir) 53 fmt.Fprintln(w, "LOCAL_MODULE :=", name) 54 if p.Host() { 55 fmt.Fprintln(w, "LOCAL_IS_HOST_MODULE := true") 56 } 57 fmt.Fprintln(w, "LOCAL_REQUIRED_MODULES := "+strings.Join(p.requiredModuleNames, " ")) 58 fmt.Fprintln(w, "include $(BUILD_PHONY_PACKAGE)") 59 }, 60 } 61} 62