123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130 |
- // Copyright 2016 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"
- )
- func init() {
- android.RegisterModuleType("ndk_prebuilt_static_stl", NdkPrebuiltStaticStlFactory)
- android.RegisterModuleType("ndk_prebuilt_shared_stl", NdkPrebuiltSharedStlFactory)
- }
- // NDK prebuilt libraries.
- //
- // These differ from regular prebuilts in that they aren't stripped and usually aren't installed
- // either (with the exception of the shared STLs, which are installed to the app's directory rather
- // than to the system image).
- type ndkPrebuiltStlLinker struct {
- *libraryDecorator
- }
- func (ndk *ndkPrebuiltStlLinker) linkerProps() []interface{} {
- return append(ndk.libraryDecorator.linkerProps(), &ndk.Properties, &ndk.flagExporter.Properties)
- }
- func (*ndkPrebuiltStlLinker) linkerDeps(ctx DepsContext, deps Deps) Deps {
- // NDK libraries can't have any dependencies
- return deps
- }
- func (*ndkPrebuiltStlLinker) availableFor(what string) bool {
- // ndk prebuilt objects are available to everywhere
- return true
- }
- // ndk_prebuilt_shared_stl exports a precompiled ndk shared standard template
- // library (stl) library for linking operation. The soong's module name format
- // is ndk_<NAME>.so where the library is located under
- // ./prebuilts/ndk/current/sources/cxx-stl/llvm-libc++/libs/$(HOST_ARCH)/<NAME>.so.
- func NdkPrebuiltSharedStlFactory() android.Module {
- module, library := NewLibrary(android.DeviceSupported)
- library.BuildOnlyShared()
- module.compiler = nil
- module.linker = &ndkPrebuiltStlLinker{
- libraryDecorator: library,
- }
- module.installer = nil
- module.Properties.Sdk_version = StringPtr("minimum")
- module.Properties.AlwaysSdk = true
- module.stl.Properties.Stl = StringPtr("none")
- return module.Init()
- }
- // ndk_prebuilt_static_stl exports a precompiled ndk static standard template
- // library (stl) library for linking operation. The soong's module name format
- // is ndk_<NAME>.a where the library is located under
- // ./prebuilts/ndk/current/sources/cxx-stl/llvm-libc++/libs/$(HOST_ARCH)/<NAME>.a.
- func NdkPrebuiltStaticStlFactory() android.Module {
- module, library := NewLibrary(android.DeviceSupported)
- library.BuildOnlyStatic()
- module.compiler = nil
- module.linker = &ndkPrebuiltStlLinker{
- libraryDecorator: library,
- }
- module.installer = nil
- module.Properties.Sdk_version = StringPtr("minimum")
- module.Properties.HideFromMake = true
- module.Properties.AlwaysSdk = true
- module.Properties.Sdk_version = StringPtr("current")
- module.stl.Properties.Stl = StringPtr("none")
- return module.Init()
- }
- func getNdkStlLibDir(ctx android.ModuleContext) android.SourcePath {
- libDir := "prebuilts/ndk/current/sources/cxx-stl/llvm-libc++/libs"
- return android.PathForSource(ctx, libDir).Join(ctx, ctx.Arch().Abi[0])
- }
- func (ndk *ndkPrebuiltStlLinker) link(ctx ModuleContext, flags Flags,
- deps PathDeps, objs Objects) android.Path {
- // A null build step, but it sets up the output path.
- if !strings.HasPrefix(ctx.ModuleName(), "ndk_lib") {
- ctx.ModuleErrorf("NDK prebuilt libraries must have an ndk_lib prefixed name")
- }
- ndk.libraryDecorator.flagExporter.exportIncludesAsSystem(ctx)
- libName := strings.TrimPrefix(ctx.ModuleName(), "ndk_")
- libExt := flags.Toolchain.ShlibSuffix()
- if ndk.static() {
- libExt = staticLibraryExtension
- }
- libDir := getNdkStlLibDir(ctx)
- lib := libDir.Join(ctx, libName+libExt)
- ndk.libraryDecorator.flagExporter.setProvider(ctx)
- if ndk.static() {
- depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(lib).Build()
- ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{
- StaticLibrary: lib,
- TransitiveStaticLibrariesForOrdering: depSet,
- })
- } else {
- ctx.SetProvider(SharedLibraryInfoProvider, SharedLibraryInfo{
- SharedLibrary: lib,
- Target: ctx.Target(),
- })
- }
- return lib
- }
|