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