// 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 ( "strings" "android/soong/android" ) var ( vndkSuffix = ".vndk." ) // Creates vndk prebuilts that include the VNDK version. // // Example: // // vndk_prebuilt_shared { // name: "libfoo", // version: "27.1.0", // vendor_available: true, // vndk: { // enabled: true, // }, // export_include_dirs: ["include/external/libfoo/vndk_include"], // arch: { // arm64: { // srcs: ["arm/lib64/libfoo.so"], // }, // arm: { // srcs: ["arm/lib/libfoo.so"], // }, // }, // } // type vndkPrebuiltProperties struct { // VNDK snapshot version that is formated as {SDK_ver}.{Major}.{Minor}. Version string // Prebuilt files for each arch. Srcs []string `android:"arch_variant"` } type vndkPrebuiltLibraryDecorator struct { *libraryDecorator properties vndkPrebuiltProperties } func (p *vndkPrebuiltLibraryDecorator) Name(name string) string { return name + vndkSuffix + p.version() } func (p *vndkPrebuiltLibraryDecorator) version() string { return p.properties.Version } func (p *vndkPrebuiltLibraryDecorator) linkerFlags(ctx ModuleContext, flags Flags) Flags { p.libraryDecorator.libName = strings.TrimSuffix(ctx.ModuleName(), vndkSuffix+p.version()) return p.libraryDecorator.linkerFlags(ctx, flags) } func (p *vndkPrebuiltLibraryDecorator) singleSourcePath(ctx ModuleContext) android.Path { if len(p.properties.Srcs) == 0 { ctx.PropertyErrorf("srcs", "missing prebuilt source file") return nil } if len(p.properties.Srcs) > 1 { ctx.PropertyErrorf("srcs", "multiple prebuilt source files") return nil } return android.PathForModuleSrc(ctx, p.properties.Srcs[0]) } func (p *vndkPrebuiltLibraryDecorator) link(ctx ModuleContext, flags Flags, deps PathDeps, objs Objects) android.Path { if len(p.properties.Srcs) > 0 && p.shared() { // current VNDK prebuilts are only shared libs. return p.singleSourcePath(ctx) } return nil } func (p *vndkPrebuiltLibraryDecorator) install(ctx ModuleContext, file android.Path) { if p.shared() { if ctx.Device() && ctx.useVndk() { if ctx.isVndkSp() { p.baseInstaller.subDir = "vndk-sp-" + p.version() } else if ctx.isVndk() { p.baseInstaller.subDir = "vndk-" + p.version() } } p.baseInstaller.install(ctx, file) } } func vndkPrebuiltSharedLibrary() *Module { module, library := NewLibrary(android.DeviceSupported) library.BuildOnlyShared() module.stl = nil module.sanitize = nil library.StripProperties.Strip.None = BoolPtr(true) prebuilt := &vndkPrebuiltLibraryDecorator{ libraryDecorator: library, } module.compiler = nil module.linker = prebuilt module.installer = prebuilt module.AddProperties( &prebuilt.properties, ) return module } func vndkPrebuiltSharedFactory() android.Module { module := vndkPrebuiltSharedLibrary() return module.Init() } func init() { android.RegisterModuleType("vndk_prebuilt_shared", vndkPrebuiltSharedFactory) }