cbceaab39c
Test: Ninja files for ASAN'd aosp_flounder-eng identical Change-Id: Ib29cac0bc391dadd9ff27992c7b356415182767f
255 lines
8.3 KiB
Go
255 lines
8.3 KiB
Go
// Copyright 2016 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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"fmt"
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"path/filepath"
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"sort"
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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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func init() {
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android.RegisterMakeVarsProvider(pctx, makeVarsProvider)
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}
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func makeVarsProvider(ctx android.MakeVarsContext) {
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ctx.Strict("LLVM_PREBUILTS_VERSION", "${config.ClangVersion}")
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ctx.Strict("LLVM_PREBUILTS_BASE", "${config.ClangBase}")
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ctx.Strict("LLVM_PREBUILTS_PATH", "${config.ClangBin}")
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ctx.Strict("CLANG", "${config.ClangBin}/clang")
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ctx.Strict("CLANG_CXX", "${config.ClangBin}/clang++")
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ctx.Strict("LLVM_AS", "${config.ClangBin}/llvm-as")
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ctx.Strict("LLVM_LINK", "${config.ClangBin}/llvm-link")
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ctx.StrictSorted("CLANG_CONFIG_UNKNOWN_CFLAGS", strings.Join(config.ClangUnknownCflags, " "))
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ctx.Strict("GLOBAL_CFLAGS_NO_OVERRIDE", "${config.NoOverrideGlobalCflags}")
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ctx.Strict("GLOBAL_CLANG_CFLAGS_NO_OVERRIDE", "${config.ClangExtraNoOverrideCflags}")
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ctx.Strict("GLOBAL_CPPFLAGS_NO_OVERRIDE", "")
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ctx.Strict("GLOBAL_CLANG_CPPFLAGS_NO_OVERRIDE", "")
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ctx.Strict("NDK_PREBUILT_SHARED_LIBRARIES", strings.Join(ndkPrebuiltSharedLibs, " "))
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ctx.Strict("ADDRESS_SANITIZER_CONFIG_EXTRA_CFLAGS", asanCflags)
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ctx.Strict("ADDRESS_SANITIZER_CONFIG_EXTRA_LDFLAGS", asanLdflags)
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ctx.Strict("ADDRESS_SANITIZER_CONFIG_EXTRA_STATIC_LIBRARIES", asanLibs)
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includeFlags, err := ctx.Eval("${config.CommonGlobalIncludes} ${config.CommonGlobalSystemIncludes}")
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if err != nil {
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panic(err)
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}
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includes, systemIncludes := splitSystemIncludes(ctx, includeFlags)
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ctx.StrictRaw("SRC_HEADERS", strings.Join(includes, " "))
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ctx.StrictRaw("SRC_SYSTEM_HEADERS", strings.Join(systemIncludes, " "))
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sort.Strings(ndkMigratedLibs)
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ctx.Strict("NDK_MIGRATED_LIBS", strings.Join(ndkMigratedLibs, " "))
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hostTargets := ctx.Config().Targets[android.Host]
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makeVarsToolchain(ctx, "", hostTargets[0])
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if len(hostTargets) > 1 {
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makeVarsToolchain(ctx, "2ND_", hostTargets[1])
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}
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crossTargets := ctx.Config().Targets[android.HostCross]
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if len(crossTargets) > 0 {
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makeVarsToolchain(ctx, "", crossTargets[0])
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if len(crossTargets) > 1 {
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makeVarsToolchain(ctx, "2ND_", crossTargets[1])
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}
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}
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deviceTargets := ctx.Config().Targets[android.Device]
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makeVarsToolchain(ctx, "", deviceTargets[0])
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if len(deviceTargets) > 1 {
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makeVarsToolchain(ctx, "2ND_", deviceTargets[1])
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}
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}
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func makeVarsToolchain(ctx android.MakeVarsContext, secondPrefix string,
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target android.Target) {
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var typePrefix string
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switch target.Os.Class {
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case android.Host:
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typePrefix = "HOST_"
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case android.HostCross:
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typePrefix = "HOST_CROSS_"
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case android.Device:
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typePrefix = "TARGET_"
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}
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makePrefix := secondPrefix + typePrefix
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toolchain := config.FindToolchain(target.Os, target.Arch)
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var productExtraCflags string
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var productExtraLdflags string
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hod := "Host"
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if target.Os.Class == android.Device {
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hod = "Device"
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}
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if target.Os.Class == android.Device && Bool(ctx.Config().ProductVariables.Brillo) {
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productExtraCflags += "-D__BRILLO__"
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}
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if target.Os.Class == android.Host && Bool(ctx.Config().ProductVariables.HostStaticBinaries) {
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productExtraLdflags += "-static"
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}
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ctx.Strict(makePrefix+"GLOBAL_CFLAGS", strings.Join([]string{
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toolchain.Cflags(),
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"${config.CommonGlobalCflags}",
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fmt.Sprintf("${config.%sGlobalCflags}", hod),
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toolchain.ToolchainCflags(),
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productExtraCflags,
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}, " "))
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ctx.Strict(makePrefix+"GLOBAL_CONLYFLAGS", strings.Join([]string{
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"${config.CommonGlobalConlyflags}",
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}, " "))
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ctx.Strict(makePrefix+"GLOBAL_CPPFLAGS", strings.Join([]string{
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"${config.CommonGlobalCppflags}",
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toolchain.Cppflags(),
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}, " "))
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ctx.Strict(makePrefix+"GLOBAL_LDFLAGS", strings.Join([]string{
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toolchain.Ldflags(),
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toolchain.ToolchainLdflags(),
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productExtraLdflags,
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}, " "))
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includeFlags, err := ctx.Eval(toolchain.IncludeFlags())
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if err != nil {
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panic(err)
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}
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includes, systemIncludes := splitSystemIncludes(ctx, includeFlags)
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ctx.StrictRaw(makePrefix+"C_INCLUDES", strings.Join(includes, " "))
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ctx.StrictRaw(makePrefix+"C_SYSTEM_INCLUDES", strings.Join(systemIncludes, " "))
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if target.Arch.ArchType == android.Arm {
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flags, err := toolchain.InstructionSetFlags("arm")
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if err != nil {
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panic(err)
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}
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ctx.Strict(makePrefix+"arm_CFLAGS", flags)
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flags, err = toolchain.InstructionSetFlags("thumb")
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if err != nil {
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panic(err)
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}
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ctx.Strict(makePrefix+"thumb_CFLAGS", flags)
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}
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if toolchain.ClangSupported() {
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clangPrefix := secondPrefix + "CLANG_" + typePrefix
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clangExtras := "-target " + toolchain.ClangTriple()
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if target.Os != android.Darwin {
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clangExtras += " -B" + filepath.Join(toolchain.GccRoot(), toolchain.GccTriple(), "bin")
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}
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ctx.Strict(clangPrefix+"GLOBAL_CFLAGS", strings.Join([]string{
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toolchain.ClangCflags(),
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"${config.CommonClangGlobalCflags}",
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fmt.Sprintf("${config.%sClangGlobalCflags}", hod),
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toolchain.ToolchainClangCflags(),
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clangExtras,
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productExtraCflags,
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}, " "))
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ctx.Strict(clangPrefix+"GLOBAL_CPPFLAGS", strings.Join([]string{
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"${config.CommonClangGlobalCppflags}",
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toolchain.ClangCppflags(),
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}, " "))
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ctx.Strict(clangPrefix+"GLOBAL_LDFLAGS", strings.Join([]string{
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toolchain.ClangLdflags(),
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toolchain.ToolchainClangLdflags(),
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productExtraLdflags,
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clangExtras,
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}, " "))
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if target.Os.Class == android.Device {
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ctx.Strict(secondPrefix+"ADDRESS_SANITIZER_RUNTIME_LIBRARY", strings.TrimSuffix(config.AddressSanitizerRuntimeLibrary(toolchain), ".so"))
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ctx.Strict(secondPrefix+"UBSAN_RUNTIME_LIBRARY", strings.TrimSuffix(config.UndefinedBehaviorSanitizerRuntimeLibrary(toolchain), ".so"))
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}
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// This is used by external/gentoo/...
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ctx.Strict("CLANG_CONFIG_"+target.Arch.ArchType.Name+"_"+typePrefix+"TRIPLE",
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toolchain.ClangTriple())
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}
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ctx.Strict(makePrefix+"CC", gccCmd(toolchain, "gcc"))
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ctx.Strict(makePrefix+"CXX", gccCmd(toolchain, "g++"))
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if target.Os == android.Darwin {
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ctx.Strict(makePrefix+"AR", "${config.MacArPath}")
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} else {
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ctx.Strict(makePrefix+"AR", gccCmd(toolchain, "ar"))
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ctx.Strict(makePrefix+"READELF", gccCmd(toolchain, "readelf"))
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ctx.Strict(makePrefix+"NM", gccCmd(toolchain, "nm"))
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}
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if target.Os == android.Windows {
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ctx.Strict(makePrefix+"OBJDUMP", gccCmd(toolchain, "objdump"))
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}
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if target.Os.Class == android.Device {
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ctx.Strict(makePrefix+"OBJCOPY", gccCmd(toolchain, "objcopy"))
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ctx.Strict(makePrefix+"LD", gccCmd(toolchain, "ld"))
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ctx.Strict(makePrefix+"STRIP", gccCmd(toolchain, "strip"))
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ctx.Strict(makePrefix+"GCC_VERSION", toolchain.GccVersion())
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ctx.Strict(makePrefix+"NDK_GCC_VERSION", toolchain.GccVersion())
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ctx.Strict(makePrefix+"NDK_TRIPLE", toolchain.ClangTriple())
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}
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ctx.Strict(makePrefix+"TOOLCHAIN_ROOT", toolchain.GccRoot())
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ctx.Strict(makePrefix+"TOOLS_PREFIX", gccCmd(toolchain, ""))
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ctx.Strict(makePrefix+"SHLIB_SUFFIX", toolchain.ShlibSuffix())
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ctx.Strict(makePrefix+"EXECUTABLE_SUFFIX", toolchain.ExecutableSuffix())
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}
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func splitSystemIncludes(ctx android.MakeVarsContext, val string) (includes, systemIncludes []string) {
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flags, err := ctx.Eval(val)
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if err != nil {
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panic(err)
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}
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extract := func(flags string, dirs []string, prefix string) (string, []string, bool) {
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if strings.HasPrefix(flags, prefix) {
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flags = strings.TrimPrefix(flags, prefix)
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flags = strings.TrimLeft(flags, " ")
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s := strings.SplitN(flags, " ", 2)
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dirs = append(dirs, s[0])
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if len(s) > 1 {
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return strings.TrimLeft(s[1], " "), dirs, true
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}
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return "", dirs, true
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} else {
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return flags, dirs, false
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}
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}
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flags = strings.TrimLeft(flags, " ")
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for flags != "" {
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found := false
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flags, includes, found = extract(flags, includes, "-I")
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if !found {
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flags, systemIncludes, found = extract(flags, systemIncludes, "-isystem ")
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}
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if !found {
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panic(fmt.Errorf("Unexpected flag in %q", flags))
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}
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}
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return includes, systemIncludes
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}
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