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- // 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.RegisterParallelSingletonType("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, " "))
- }
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