134 lines
3.7 KiB
Go
134 lines
3.7 KiB
Go
// Copyright 2019 The Android Open Source Project
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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 rust
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import (
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"android/soong/android"
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)
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func init() {
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android.RegisterModuleType("rust_binary", RustBinaryFactory)
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android.RegisterModuleType("rust_binary_host", RustBinaryHostFactory)
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}
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type BinaryCompilerProperties struct {
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}
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type binaryDecorator struct {
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*baseCompiler
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Properties BinaryCompilerProperties
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}
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var _ compiler = (*binaryDecorator)(nil)
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// rust_binary produces a binary that is runnable on a device.
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func RustBinaryFactory() android.Module {
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module, _ := NewRustBinary(android.HostAndDeviceSupported)
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return module.Init()
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}
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func RustBinaryHostFactory() android.Module {
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module, _ := NewRustBinary(android.HostSupported)
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return module.Init()
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}
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func NewRustBinary(hod android.HostOrDeviceSupported) (*Module, *binaryDecorator) {
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module := newModule(hod, android.MultilibFirst)
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binary := &binaryDecorator{
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baseCompiler: NewBaseCompiler("bin", "", InstallInSystem),
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}
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module.compiler = binary
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return module, binary
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}
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func (binary *binaryDecorator) compilerFlags(ctx ModuleContext, flags Flags) Flags {
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flags = binary.baseCompiler.compilerFlags(ctx, flags)
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if ctx.toolchain().Bionic() {
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// no-undefined-version breaks dylib compilation since __rust_*alloc* functions aren't defined,
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// but we can apply this to binaries.
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flags.LinkFlags = append(flags.LinkFlags,
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"-Wl,--gc-sections",
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"-Wl,-z,nocopyreloc",
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"-Wl,--no-undefined-version")
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}
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return flags
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}
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func (binary *binaryDecorator) compilerDeps(ctx DepsContext, deps Deps) Deps {
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deps = binary.baseCompiler.compilerDeps(ctx, deps)
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if ctx.toolchain().Bionic() {
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deps = bionicDeps(deps)
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deps.CrtBegin = "crtbegin_dynamic"
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deps.CrtEnd = "crtend_android"
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}
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return deps
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}
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func (binary *binaryDecorator) compilerProps() []interface{} {
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return append(binary.baseCompiler.compilerProps(),
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&binary.Properties)
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}
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func (binary *binaryDecorator) nativeCoverage() bool {
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return true
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}
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func (binary *binaryDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) android.Path {
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fileName := binary.getStem(ctx) + ctx.toolchain().ExecutableSuffix()
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srcPath, _ := srcPathFromModuleSrcs(ctx, binary.baseCompiler.Properties.Srcs)
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outputFile := android.PathForModuleOut(ctx, fileName)
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binary.unstrippedOutputFile = outputFile
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flags.RustFlags = append(flags.RustFlags, deps.depFlags...)
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flags.LinkFlags = append(flags.LinkFlags, deps.linkObjects...)
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outputs := TransformSrcToBinary(ctx, srcPath, deps, flags, outputFile, deps.linkDirs)
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binary.coverageFile = outputs.coverageFile
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var coverageFiles android.Paths
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if outputs.coverageFile != nil {
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coverageFiles = append(coverageFiles, binary.coverageFile)
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}
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if len(deps.coverageFiles) > 0 {
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coverageFiles = append(coverageFiles, deps.coverageFiles...)
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}
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binary.coverageOutputZipFile = TransformCoverageFilesToZip(ctx, coverageFiles, binary.getStem(ctx))
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return outputFile
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}
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func (binary *binaryDecorator) coverageOutputZipPath() android.OptionalPath {
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return binary.coverageOutputZipFile
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}
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func (binary *binaryDecorator) autoDep(ctx BaseModuleContext) autoDep {
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// Binaries default to dylib dependencies for device, rlib for host.
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if ctx.Device() {
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return dylibAutoDep
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} else {
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return rlibAutoDep
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}
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}
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