| // Copyright 2020 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 ( |
| "sort" |
| "strings" |
| |
| "android/soong/android" |
| ) |
| |
| func init() { |
| // Use singleton type to gather all generated soong modules. |
| android.RegisterSingletonType("stublibraries", stubLibrariesSingleton) |
| } |
| |
| type stubLibraries struct { |
| stubLibraryMap map[string]bool |
| |
| apiListCoverageXmlPaths []string |
| } |
| |
| // Check if the module defines stub, or itself is stub |
| func IsStubTarget(m *Module) bool { |
| return m.IsStubs() || m.HasStubsVariants() |
| } |
| |
| // Get target file name to be installed from this module |
| func getInstalledFileName(m *Module) string { |
| for _, ps := range m.PackagingSpecs() { |
| if name := ps.FileName(); name != "" { |
| return name |
| } |
| } |
| return "" |
| } |
| |
| func (s *stubLibraries) GenerateBuildActions(ctx android.SingletonContext) { |
| // Visit all generated soong modules and store stub library file names. |
| ctx.VisitAllModules(func(module android.Module) { |
| if m, ok := module.(*Module); ok { |
| if IsStubTarget(m) { |
| if name := getInstalledFileName(m); name != "" { |
| s.stubLibraryMap[name] = true |
| } |
| } |
| if m.library != nil { |
| if p := m.library.getAPIListCoverageXMLPath().String(); p != "" { |
| s.apiListCoverageXmlPaths = append(s.apiListCoverageXmlPaths, p) |
| } |
| } |
| } |
| }) |
| } |
| |
| func stubLibrariesSingleton() android.Singleton { |
| return &stubLibraries{ |
| stubLibraryMap: make(map[string]bool), |
| } |
| } |
| |
| func (s *stubLibraries) MakeVars(ctx android.MakeVarsContext) { |
| // Convert stub library file names into Makefile variable. |
| ctx.Strict("STUB_LIBRARIES", strings.Join(android.SortedKeys(s.stubLibraryMap), " ")) |
| |
| // Export the list of API XML files to Make. |
| sort.Strings(s.apiListCoverageXmlPaths) |
| ctx.Strict("SOONG_CC_API_XML", strings.Join(s.apiListCoverageXmlPaths, " ")) |
| } |