87 lines
2.4 KiB
Go
87 lines
2.4 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 config
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import (
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"strings"
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"android/soong/android"
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_ "android/soong/cc/config"
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)
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var pctx = android.NewPackageContext("android/soong/rust/config")
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var (
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RustDefaultVersion = "1.45.2"
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RustDefaultBase = "prebuilts/rust/"
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DefaultEdition = "2018"
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Stdlibs = []string{
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"libstd",
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"libtest",
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}
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GlobalRustFlags = []string{
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"--remap-path-prefix $$(pwd)=",
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"-C codegen-units=1",
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"-C opt-level=3",
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"-C relocation-model=pic",
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}
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deviceGlobalRustFlags = []string{}
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deviceGlobalLinkFlags = []string{
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"-Bdynamic",
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"-nostdlib",
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"-Wl,-z,noexecstack",
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"-Wl,-z,relro",
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"-Wl,-z,now",
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"-Wl,--build-id=md5",
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"-Wl,--warn-shared-textrel",
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"-Wl,--fatal-warnings",
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"-Wl,--pack-dyn-relocs=android+relr",
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"-Wl,--no-undefined",
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"-Wl,--hash-style=gnu",
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}
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)
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func init() {
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pctx.SourcePathVariable("RustDefaultBase", RustDefaultBase)
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pctx.VariableConfigMethod("HostPrebuiltTag", android.Config.PrebuiltOS)
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pctx.VariableFunc("RustBase", func(ctx android.PackageVarContext) string {
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if override := ctx.Config().Getenv("RUST_PREBUILTS_BASE"); override != "" {
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return override
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}
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return "${RustDefaultBase}"
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})
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pctx.VariableFunc("RustVersion", func(ctx android.PackageVarContext) string {
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if override := ctx.Config().Getenv("RUST_PREBUILTS_VERSION"); override != "" {
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return override
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}
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return RustDefaultVersion
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})
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pctx.StaticVariable("RustPath", "${RustBase}/${HostPrebuiltTag}/${RustVersion}")
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pctx.StaticVariable("RustBin", "${RustPath}/bin")
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pctx.ImportAs("ccConfig", "android/soong/cc/config")
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pctx.StaticVariable("RustLinker", "${ccConfig.ClangBin}/clang++")
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pctx.StaticVariable("RustLinkerArgs", "-B ${ccConfig.ClangBin} -fuse-ld=lld")
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pctx.StaticVariable("DeviceGlobalLinkFlags", strings.Join(deviceGlobalLinkFlags, " "))
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}
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