140 lines
3.5 KiB
Go
140 lines
3.5 KiB
Go
// Copyright 2017 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cc
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import (
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"strings"
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"android/soong/android"
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)
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var (
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vndkSuffix = ".vndk."
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)
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// Creates vndk prebuilts that include the VNDK version.
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//
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// Example:
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//
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// vndk_prebuilt_shared {
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// name: "libfoo",
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// version: "27.1.0",
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// vendor_available: true,
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// vndk: {
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// enabled: true,
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// },
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// export_include_dirs: ["include/external/libfoo/vndk_include"],
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// arch: {
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// arm64: {
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// srcs: ["arm/lib64/libfoo.so"],
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// },
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// arm: {
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// srcs: ["arm/lib/libfoo.so"],
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// },
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// },
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// }
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//
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type vndkPrebuiltProperties struct {
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// VNDK snapshot version that is formated as {SDK_ver}.{Major}.{Minor}.
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Version string
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// Prebuilt files for each arch.
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Srcs []string `android:"arch_variant"`
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}
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type vndkPrebuiltLibraryDecorator struct {
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*libraryDecorator
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properties vndkPrebuiltProperties
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}
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func (p *vndkPrebuiltLibraryDecorator) Name(name string) string {
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return name + vndkSuffix + p.version()
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}
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func (p *vndkPrebuiltLibraryDecorator) version() string {
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return p.properties.Version
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}
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func (p *vndkPrebuiltLibraryDecorator) linkerFlags(ctx ModuleContext, flags Flags) Flags {
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p.libraryDecorator.libName = strings.TrimSuffix(ctx.ModuleName(), vndkSuffix+p.version())
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return p.libraryDecorator.linkerFlags(ctx, flags)
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}
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func (p *vndkPrebuiltLibraryDecorator) singleSourcePath(ctx ModuleContext) android.Path {
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if len(p.properties.Srcs) == 0 {
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ctx.PropertyErrorf("srcs", "missing prebuilt source file")
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return nil
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}
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if len(p.properties.Srcs) > 1 {
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ctx.PropertyErrorf("srcs", "multiple prebuilt source files")
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return nil
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}
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return android.PathForModuleSrc(ctx, p.properties.Srcs[0])
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}
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func (p *vndkPrebuiltLibraryDecorator) link(ctx ModuleContext,
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flags Flags, deps PathDeps, objs Objects) android.Path {
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if len(p.properties.Srcs) > 0 && p.shared() {
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// current VNDK prebuilts are only shared libs.
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return p.singleSourcePath(ctx)
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}
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return nil
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}
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func (p *vndkPrebuiltLibraryDecorator) install(ctx ModuleContext, file android.Path) {
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if p.shared() {
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if ctx.Device() && ctx.useVndk() {
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if ctx.isVndkSp() {
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p.baseInstaller.subDir = "vndk-sp-" + p.version()
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} else if ctx.isVndk() {
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p.baseInstaller.subDir = "vndk-" + p.version()
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}
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}
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p.baseInstaller.install(ctx, file)
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}
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}
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func vndkPrebuiltSharedLibrary() *Module {
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module, library := NewLibrary(android.DeviceSupported)
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library.BuildOnlyShared()
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module.stl = nil
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module.sanitize = nil
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library.StripProperties.Strip.None = BoolPtr(true)
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prebuilt := &vndkPrebuiltLibraryDecorator{
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libraryDecorator: library,
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}
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module.compiler = nil
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module.linker = prebuilt
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module.installer = prebuilt
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module.AddProperties(
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&prebuilt.properties,
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)
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return module
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}
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func vndkPrebuiltSharedFactory() android.Module {
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module := vndkPrebuiltSharedLibrary()
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return module.Init()
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}
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func init() {
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android.RegisterModuleType("vndk_prebuilt_shared", vndkPrebuiltSharedFactory)
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}
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