/*
* Copyright (C) 2015 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.
*/
#include "AppInfo.h"
#include "Debug.h"
#include "Flags.h"
#include "Locale.h"
#include "NameMangler.h"
#include "ResourceUtils.h"
#include "compile/IdAssigner.h"
#include "filter/ConfigFilter.h"
#include "flatten/Archive.h"
#include "flatten/TableFlattener.h"
#include "flatten/XmlFlattener.h"
#include "io/FileSystem.h"
#include "io/ZipArchive.h"
#include "java/JavaClassGenerator.h"
#include "java/ManifestClassGenerator.h"
#include "java/ProguardRules.h"
#include "link/Linkers.h"
#include "link/ProductFilter.h"
#include "link/ReferenceLinker.h"
#include "link/ManifestFixer.h"
#include "link/TableMerger.h"
#include "process/IResourceTableConsumer.h"
#include "process/SymbolTable.h"
#include "proto/ProtoSerialize.h"
#include "split/TableSplitter.h"
#include "unflatten/BinaryResourceParser.h"
#include "util/Files.h"
#include "util/StringPiece.h"
#include "xml/XmlDom.h"
#include <google/protobuf/io/coded_stream.h>
#include <fstream>
#include <sys/stat.h>
#include <vector>
namespace aapt {
struct LinkOptions {
std::string outputPath;
std::string manifestPath;
std::vector<std::string> includePaths;
std::vector<std::string> overlayFiles;
Maybe<std::string> generateJavaClassPath;
Maybe<std::u16string> customJavaPackage;
std::set<std::u16string> extraJavaPackages;
Maybe<std::string> generateProguardRulesPath;
bool noAutoVersion = false;
bool noVersionVectors = false;
bool staticLib = false;
bool noStaticLibPackages = false;
bool generateNonFinalIds = false;
std::vector<std::string> javadocAnnotations;
bool outputToDirectory = false;
bool autoAddOverlay = false;
bool doNotCompressAnything = false;
std::vector<std::string> extensionsToNotCompress;
Maybe<std::u16string> privateSymbols;
ManifestFixerOptions manifestFixerOptions;
std::unordered_set<std::string> products;
TableSplitterOptions tableSplitterOptions;
};
class LinkContext : public IAaptContext {
public:
LinkContext() : mNameMangler({}) {
}
IDiagnostics* getDiagnostics() override {
return &mDiagnostics;
}
NameMangler* getNameMangler() override {
return &mNameMangler;
}
void setNameManglerPolicy(const NameManglerPolicy& policy) {
mNameMangler = NameMangler(policy);
}
const std::u16string& getCompilationPackage() override {
return mCompilationPackage;
}
void setCompilationPackage(const StringPiece16& packageName) {
mCompilationPackage = packageName.toString();
}
uint8_t getPackageId() override {
return mPackageId;
}
void setPackageId(uint8_t id) {
mPackageId = id;
}
SymbolTable* getExternalSymbols() override {
return &mSymbols;
}
bool verbose() override {
return mVerbose;
}
void setVerbose(bool val) {
mVerbose = val;
}
private:
StdErrDiagnostics mDiagnostics;
NameMangler mNameMangler;
std::u16string mCompilationPackage;
uint8_t mPackageId = 0x0;
SymbolTable mSymbols;
bool mVerbose = false;
};
static bool copyFileToArchive(io::IFile* file, const std::string& outPath,
uint32_t compressionFlags,
IArchiveWriter* writer, IAaptContext* context) {
std::unique_ptr<io::IData> data = file->openAsData();
if (!data) {
context->getDiagnostics()->error(DiagMessage(file->getSource())
<< "failed to open file");
return false;
}
const uint8_t* buffer = reinterpret_cast<const uint8_t*>(data->data());
size_t bufferSize = data->size();
// If the file ends with .flat, we must strip off the CompiledFileHeader from it.
if (util::stringEndsWith<char>(file->getSource().path, ".flat")) {
CompiledFileInputStream inputStream(data->data(), data->size());
if (!inputStream.CompiledFile()) {
context->getDiagnostics()->error(DiagMessage(file->getSource())
<< "invalid compiled file header");
return false;
}
buffer = reinterpret_cast<const uint8_t*>(inputStream.data());
bufferSize = inputStream.size();
}
if (context->verbose()) {
context->getDiagnostics()->note(DiagMessage() << "writing " << outPath << " to archive");
}
if (writer->startEntry(outPath, compressionFlags)) {
if (writer->writeEntry(buffer, bufferSize)) {
if (writer->finishEntry()) {
return true;
}
}
}
context->getDiagnostics()->error(DiagMessage() << "failed to write file " << outPath);
return false;
}
static bool flattenXml(xml::XmlResource* xmlRes, const StringPiece& path, Maybe<size_t> maxSdkLevel,
bool keepRawValues, IArchiveWriter* writer, IAaptContext* context) {
BigBuffer buffer(1024);
XmlFlattenerOptions options = {};
options.keepRawValues = keepRawValues;
options.maxSdkLevel = maxSdkLevel;
XmlFlattener flattener(&buffer, options);
if (!flattener.consume(context, xmlRes)) {
return false;
}
if (context->verbose()) {
DiagMessage msg;
msg << "writing " << path << " to archive";
if (maxSdkLevel) {
msg << " maxSdkLevel=" << maxSdkLevel.value() << " keepRawValues=" << keepRawValues;
}
context->getDiagnostics()->note(msg);
}
if (writer->startEntry(path, ArchiveEntry::kCompress)) {
if (writer->writeEntry(buffer)) {
if (writer->finishEntry()) {
return true;
}
}
}
context->getDiagnostics()->error(DiagMessage() << "failed to write " << path << " to archive");
return false;
}
/*static std::unique_ptr<ResourceTable> loadTable(const Source& source, const void* data, size_t len,
IDiagnostics* diag) {
std::unique_ptr<ResourceTable> table = util::make_unique<ResourceTable>();
BinaryResourceParser parser(diag, table.get(), source, data, len);
if (!parser.parse()) {
return {};
}
return table;
}*/
static std::unique_ptr<ResourceTable> loadTableFromPb(const Source& source,
const void* data, size_t len,
IDiagnostics* diag) {
pb::ResourceTable pbTable;
if (!pbTable.ParseFromArray(data, len)) {
diag->error(DiagMessage(source) << "invalid compiled table");
return {};
}
std::unique_ptr<ResourceTable> table = deserializeTableFromPb(pbTable, source, diag);
if (!table) {
return {};
}
return table;
}
/**
* Inflates an XML file from the source path.
*/
static std::unique_ptr<xml::XmlResource> loadXml(const std::string& path, IDiagnostics* diag) {
std::ifstream fin(path, std::ifstream::binary);
if (!fin) {
diag->error(DiagMessage(path) << strerror(errno));
return {};
}
return xml::inflate(&fin, diag, Source(path));
}
static std::unique_ptr<xml::XmlResource> loadBinaryXmlSkipFileExport(const Source& source,
const void* data, size_t len,
IDiagnostics* diag) {
CompiledFileInputStream inputStream(data, len);
if (!inputStream.CompiledFile()) {
diag->error(DiagMessage(source) << "invalid compiled file header");
return {};
}
const uint8_t* xmlData = reinterpret_cast<const uint8_t*>(inputStream.data());
const size_t xmlDataLen = inputStream.size();
std::unique_ptr<xml::XmlResource> xmlRes = xml::inflate(xmlData, xmlDataLen, diag, source);
if (!xmlRes) {
return {};
}
return xmlRes;
}
static std::unique_ptr<ResourceFile> loadFileExportHeader(const Source& source,
const void* data, size_t len,
IDiagnostics* diag) {
CompiledFileInputStream inputStream(data, len);
const pb::CompiledFile* pbFile = inputStream.CompiledFile();
if (!pbFile) {
diag->error(DiagMessage(source) << "invalid compiled file header");
return {};
}
std::unique_ptr<ResourceFile> resFile = deserializeCompiledFileFromPb(*pbFile, source, diag);
if (!resFile) {
return {};
}
return resFile;
}
struct ResourceFileFlattenerOptions {
bool noAutoVersion = false;
bool noVersionVectors = false;
bool keepRawValues = false;
bool doNotCompressAnything = false;
std::vector<std::string> extensionsToNotCompress;
};
class ResourceFileFlattener {
public:
ResourceFileFlattener(const ResourceFileFlattenerOptions& options,
IAaptContext* context, proguard::KeepSet* keepSet) :
mOptions(options), mContext(context), mKeepSet(keepSet) {
}
bool flatten(ResourceTable* table, IArchiveWriter* archiveWriter);
private:
struct FileOperation {
io::IFile* fileToCopy;
std::unique_ptr<xml::XmlResource> xmlToFlatten;
std::string dstPath;
bool skipVersion = false;
};
uint32_t getCompressionFlags(const StringPiece& str);
bool linkAndVersionXmlFile(const ResourceEntry* entry, const ResourceFile& fileDesc,
io::IFile* file, ResourceTable* table, FileOperation* outFileOp);
ResourceFileFlattenerOptions mOptions;
IAaptContext* mContext;
proguard::KeepSet* mKeepSet;
};
uint32_t ResourceFileFlattener::getCompressionFlags(const StringPiece& str) {
if (mOptions.doNotCompressAnything) {
return 0;
}
for (const std::string& extension : mOptions.extensionsToNotCompress) {
if (util::stringEndsWith<char>(str, extension)) {
return 0;
}
}
return ArchiveEntry::kCompress;
}
bool ResourceFileFlattener::linkAndVersionXmlFile(const ResourceEntry* entry,
const ResourceFile& fileDesc,
io::IFile* file,
ResourceTable* table,
FileOperation* outFileOp) {
const StringPiece srcPath = file->getSource().path;
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage() << "linking " << srcPath);
}
std::unique_ptr<io::IData> data = file->openAsData();
if (!data) {
mContext->getDiagnostics()->error(DiagMessage(file->getSource()) << "failed to open file");
return false;
}
if (util::stringEndsWith<char>(srcPath, ".flat")) {
outFileOp->xmlToFlatten = loadBinaryXmlSkipFileExport(file->getSource(),
data->data(), data->size(),
mContext->getDiagnostics());
} else {
outFileOp->xmlToFlatten = xml::inflate(data->data(), data->size(),
mContext->getDiagnostics(),
file->getSource());
}
if (!outFileOp->xmlToFlatten) {
return false;
}
// Copy the the file description header.
outFileOp->xmlToFlatten->file = fileDesc;
XmlReferenceLinker xmlLinker;
if (!xmlLinker.consume(mContext, outFileOp->xmlToFlatten.get())) {
return false;
}
if (!proguard::collectProguardRules(outFileOp->xmlToFlatten->file.source,
outFileOp->xmlToFlatten.get(), mKeepSet)) {
return false;
}
if (!mOptions.noAutoVersion) {
if (mOptions.noVersionVectors) {
// Skip this if it is a vector or animated-vector.
xml::Element* el = xml::findRootElement(outFileOp->xmlToFlatten.get());
if (el && el->namespaceUri.empty()) {
if (el->name == u"vector" || el->name == u"animated-vector") {
// We are NOT going to version this file.
outFileOp->skipVersion = true;
return true;
}
}
}
// Find the first SDK level used that is higher than this defined config and
// not superseded by a lower or equal SDK level resource.
for (int sdkLevel : xmlLinker.getSdkLevels()) {
if (sdkLevel > outFileOp->xmlToFlatten->file.config.sdkVersion) {
if (!shouldGenerateVersionedResource(entry, outFileOp->xmlToFlatten->file.config,
sdkLevel)) {
// If we shouldn't generate a versioned resource, stop checking.
break;
}
ResourceFile versionedFileDesc = outFileOp->xmlToFlatten->file;
versionedFileDesc.config.sdkVersion = (uint16_t) sdkLevel;
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage(versionedFileDesc.source)
<< "auto-versioning resource from config '"
<< outFileOp->xmlToFlatten->file.config
<< "' -> '"
<< versionedFileDesc.config << "'");
}
std::u16string genPath = util::utf8ToUtf16(ResourceUtils::buildResourceFileName(
versionedFileDesc, mContext->getNameMangler()));
bool added = table->addFileReferenceAllowMangled(versionedFileDesc.name,
versionedFileDesc.config,
versionedFileDesc.source,
genPath,
file,
mContext->getDiagnostics());
if (!added) {
return false;
}
break;
}
}
}
return true;
}
/**
* Do not insert or remove any resources while executing in this function. It will
* corrupt the iteration order.
*/
bool ResourceFileFlattener::flatten(ResourceTable* table, IArchiveWriter* archiveWriter) {
bool error = false;
std::map<std::pair<ConfigDescription, StringPiece16>, FileOperation> configSortedFiles;
for (auto& pkg : table->packages) {
for (auto& type : pkg->types) {
// Sort by config and name, so that we get better locality in the zip file.
configSortedFiles.clear();
for (auto& entry : type->entries) {
// Iterate via indices because auto generated values can be inserted ahead of
// the value being processed.
for (size_t i = 0; i < entry->values.size(); i++) {
ResourceConfigValue* configValue = entry->values[i].get();
FileReference* fileRef = valueCast<FileReference>(configValue->value.get());
if (!fileRef) {
continue;
}
io::IFile* file = fileRef->file;
if (!file) {
mContext->getDiagnostics()->error(DiagMessage(fileRef->getSource())
<< "file not found");
return false;
}
FileOperation fileOp;
fileOp.dstPath = util::utf16ToUtf8(*fileRef->path);
const StringPiece srcPath = file->getSource().path;
if (type->type != ResourceType::kRaw &&
(util::stringEndsWith<char>(srcPath, ".xml.flat") ||
util::stringEndsWith<char>(srcPath, ".xml"))) {
ResourceFile fileDesc;
fileDesc.config = configValue->config;
fileDesc.name = ResourceName(pkg->name, type->type, entry->name);
fileDesc.source = fileRef->getSource();
if (!linkAndVersionXmlFile(entry.get(), fileDesc, file, table, &fileOp)) {
error = true;
continue;
}
} else {
fileOp.fileToCopy = file;
}
// NOTE(adamlesinski): Explicitly construct a StringPiece16 here, or else
// we end up copying the string in the std::make_pair() method, then creating
// a StringPiece16 from the copy, which would cause us to end up referencing
// garbage in the map.
const StringPiece16 entryName(entry->name);
configSortedFiles[std::make_pair(configValue->config, entryName)] =
std::move(fileOp);
}
}
if (error) {
return false;
}
// Now flatten the sorted values.
for (auto& mapEntry : configSortedFiles) {
const ConfigDescription& config = mapEntry.first.first;
const FileOperation& fileOp = mapEntry.second;
if (fileOp.xmlToFlatten) {
Maybe<size_t> maxSdkLevel;
if (!mOptions.noAutoVersion && !fileOp.skipVersion) {
maxSdkLevel = std::max<size_t>(config.sdkVersion, 1u);
}
bool result = flattenXml(fileOp.xmlToFlatten.get(), fileOp.dstPath, maxSdkLevel,
mOptions.keepRawValues,
archiveWriter, mContext);
if (!result) {
error = true;
}
} else {
bool result = copyFileToArchive(fileOp.fileToCopy, fileOp.dstPath,
getCompressionFlags(fileOp.dstPath),
archiveWriter, mContext);
if (!result) {
error = true;
}
}
}
}
}
return !error;
}
class LinkCommand {
public:
LinkCommand(LinkContext* context, const LinkOptions& options) :
mOptions(options), mContext(context), mFinalTable(),
mFileCollection(util::make_unique<io::FileCollection>()) {
}
/**
* Creates a SymbolTable that loads symbols from the various APKs and caches the
* results for faster lookup.
*/
bool loadSymbolsFromIncludePaths() {
std::unique_ptr<AssetManagerSymbolSource> assetSource =
util::make_unique<AssetManagerSymbolSource>();
for (const std::string& path : mOptions.includePaths) {
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage(path) << "loading include path");
}
// First try to load the file as a static lib.
std::string errorStr;
std::unique_ptr<ResourceTable> staticInclude = loadStaticLibrary(path, &errorStr);
if (staticInclude) {
if (!mOptions.staticLib) {
// Can't include static libraries when not building a static library.
mContext->getDiagnostics()->error(
DiagMessage(path) << "can't include static library when building app");
return false;
}
// If we are using --no-static-lib-packages, we need to rename the package of this
// table to our compilation package.
if (mOptions.noStaticLibPackages) {
if (ResourceTablePackage* pkg = staticInclude->findPackageById(0x7f)) {
pkg->name = mContext->getCompilationPackage();
}
}
mContext->getExternalSymbols()->appendSource(
util::make_unique<ResourceTableSymbolSource>(staticInclude.get()));
mStaticTableIncludes.push_back(std::move(staticInclude));
} else if (!errorStr.empty()) {
// We had an error with reading, so fail.
mContext->getDiagnostics()->error(DiagMessage(path) << errorStr);
return false;
}
if (!assetSource->addAssetPath(path)) {
mContext->getDiagnostics()->error(
DiagMessage(path) << "failed to load include path");
return false;
}
}
mContext->getExternalSymbols()->appendSource(std::move(assetSource));
return true;
}
Maybe<AppInfo> extractAppInfoFromManifest(xml::XmlResource* xmlRes) {
// Make sure the first element is <manifest> with package attribute.
if (xml::Element* manifestEl = xml::findRootElement(xmlRes->root.get())) {
if (manifestEl->namespaceUri.empty() && manifestEl->name == u"manifest") {
if (xml::Attribute* packageAttr = manifestEl->findAttribute({}, u"package")) {
return AppInfo{ packageAttr->value };
}
}
}
return {};
}
/**
* Precondition: ResourceTable doesn't have any IDs assigned yet, nor is it linked.
* Postcondition: ResourceTable has only one package left. All others are stripped, or there
* is an error and false is returned.
*/
bool verifyNoExternalPackages() {
auto isExtPackageFunc = [&](const std::unique_ptr<ResourceTablePackage>& pkg) -> bool {
return mContext->getCompilationPackage() != pkg->name ||
!pkg->id ||
pkg->id.value() != mContext->getPackageId();
};
bool error = false;
for (const auto& package : mFinalTable.packages) {
if (isExtPackageFunc(package)) {
// We have a package that is not related to the one we're building!
for (const auto& type : package->types) {
for (const auto& entry : type->entries) {
ResourceNameRef resName(package->name, type->type, entry->name);
for (const auto& configValue : entry->values) {
// Special case the occurrence of an ID that is being generated for the
// 'android' package. This is due to legacy reasons.
if (valueCast<Id>(configValue->value.get()) &&
package->name == u"android") {
mContext->getDiagnostics()->warn(
DiagMessage(configValue->value->getSource())
<< "generated id '" << resName
<< "' for external package '" << package->name
<< "'");
} else {
mContext->getDiagnostics()->error(
DiagMessage(configValue->value->getSource())
<< "defined resource '" << resName
<< "' for external package '" << package->name
<< "'");
error = true;
}
}
}
}
}
}
auto newEndIter = std::remove_if(mFinalTable.packages.begin(), mFinalTable.packages.end(),
isExtPackageFunc);
mFinalTable.packages.erase(newEndIter, mFinalTable.packages.end());
return !error;
}
/**
* Returns true if no IDs have been set, false otherwise.
*/
bool verifyNoIdsSet() {
for (const auto& package : mFinalTable.packages) {
for (const auto& type : package->types) {
if (type->id) {
mContext->getDiagnostics()->error(DiagMessage() << "type " << type->type
<< " has ID " << std::hex
<< (int) type->id.value()
<< std::dec << " assigned");
return false;
}
for (const auto& entry : type->entries) {
if (entry->id) {
ResourceNameRef resName(package->name, type->type, entry->name);
mContext->getDiagnostics()->error(DiagMessage() << "entry " << resName
<< " has ID " << std::hex
<< (int) entry->id.value()
<< std::dec << " assigned");
return false;
}
}
}
}
return true;
}
std::unique_ptr<IArchiveWriter> makeArchiveWriter() {
if (mOptions.outputToDirectory) {
return createDirectoryArchiveWriter(mContext->getDiagnostics(), mOptions.outputPath);
} else {
return createZipFileArchiveWriter(mContext->getDiagnostics(), mOptions.outputPath);
}
}
bool flattenTable(ResourceTable* table, IArchiveWriter* writer) {
BigBuffer buffer(1024);
TableFlattener flattener(&buffer);
if (!flattener.consume(mContext, table)) {
return false;
}
if (writer->startEntry("resources.arsc", ArchiveEntry::kAlign)) {
if (writer->writeEntry(buffer)) {
if (writer->finishEntry()) {
return true;
}
}
}
mContext->getDiagnostics()->error(
DiagMessage() << "failed to write resources.arsc to archive");
return false;
}
bool flattenTableToPb(ResourceTable* table, IArchiveWriter* writer) {
// Create the file/zip entry.
if (!writer->startEntry("resources.arsc.flat", 0)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed to open");
return false;
}
std::unique_ptr<pb::ResourceTable> pbTable = serializeTableToPb(table);
// Wrap our IArchiveWriter with an adaptor that implements the ZeroCopyOutputStream
// interface.
{
google::protobuf::io::CopyingOutputStreamAdaptor adaptor(writer);
if (!pbTable->SerializeToZeroCopyStream(&adaptor)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed to write");
return false;
}
}
if (!writer->finishEntry()) {
mContext->getDiagnostics()->error(DiagMessage() << "failed to finish entry");
return false;
}
return true;
}
bool writeJavaFile(ResourceTable* table, const StringPiece16& packageNameToGenerate,
const StringPiece16& outPackage, JavaClassGeneratorOptions javaOptions) {
if (!mOptions.generateJavaClassPath) {
return true;
}
std::string outPath = mOptions.generateJavaClassPath.value();
file::appendPath(&outPath, file::packageToPath(util::utf16ToUtf8(outPackage)));
if (!file::mkdirs(outPath)) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed to create directory '" << outPath << "'");
return false;
}
file::appendPath(&outPath, "R.java");
std::ofstream fout(outPath, std::ofstream::binary);
if (!fout) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed writing to '" << outPath << "': " << strerror(errno));
return false;
}
JavaClassGenerator generator(mContext, table, javaOptions);
if (!generator.generate(packageNameToGenerate, outPackage, &fout)) {
mContext->getDiagnostics()->error(DiagMessage(outPath) << generator.getError());
return false;
}
if (!fout) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed writing to '" << outPath << "': " << strerror(errno));
}
return true;
}
bool writeManifestJavaFile(xml::XmlResource* manifestXml) {
if (!mOptions.generateJavaClassPath) {
return true;
}
std::unique_ptr<ClassDefinition> manifestClass = generateManifestClass(
mContext->getDiagnostics(), manifestXml);
if (!manifestClass) {
// Something bad happened, but we already logged it, so exit.
return false;
}
if (manifestClass->empty()) {
// Empty Manifest class, no need to generate it.
return true;
}
// Add any JavaDoc annotations to the generated class.
for (const std::string& annotation : mOptions.javadocAnnotations) {
std::string properAnnotation = "@";
properAnnotation += annotation;
manifestClass->getCommentBuilder()->appendComment(properAnnotation);
}
const std::string packageUtf8 = util::utf16ToUtf8(mContext->getCompilationPackage());
std::string outPath = mOptions.generateJavaClassPath.value();
file::appendPath(&outPath, file::packageToPath(packageUtf8));
if (!file::mkdirs(outPath)) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed to create directory '" << outPath << "'");
return false;
}
file::appendPath(&outPath, "Manifest.java");
std::ofstream fout(outPath, std::ofstream::binary);
if (!fout) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed writing to '" << outPath << "': " << strerror(errno));
return false;
}
if (!ClassDefinition::writeJavaFile(manifestClass.get(), packageUtf8, true, &fout)) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed writing to '" << outPath << "': " << strerror(errno));
return false;
}
return true;
}
bool writeProguardFile(const proguard::KeepSet& keepSet) {
if (!mOptions.generateProguardRulesPath) {
return true;
}
const std::string& outPath = mOptions.generateProguardRulesPath.value();
std::ofstream fout(outPath, std::ofstream::binary);
if (!fout) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed to open '" << outPath << "': " << strerror(errno));
return false;
}
proguard::writeKeepSet(&fout, keepSet);
if (!fout) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed writing to '" << outPath << "': " << strerror(errno));
return false;
}
return true;
}
std::unique_ptr<ResourceTable> loadStaticLibrary(const std::string& input,
std::string* outError) {
std::unique_ptr<io::ZipFileCollection> collection = io::ZipFileCollection::create(
input, outError);
if (!collection) {
return {};
}
return loadTablePbFromCollection(collection.get());
}
std::unique_ptr<ResourceTable> loadTablePbFromCollection(io::IFileCollection* collection) {
io::IFile* file = collection->findFile("resources.arsc.flat");
if (!file) {
return {};
}
std::unique_ptr<io::IData> data = file->openAsData();
return loadTableFromPb(file->getSource(), data->data(), data->size(),
mContext->getDiagnostics());
}
bool mergeStaticLibrary(const std::string& input, bool override) {
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage() << "merging static library " << input);
}
std::string errorStr;
std::unique_ptr<io::ZipFileCollection> collection =
io::ZipFileCollection::create(input, &errorStr);
if (!collection) {
mContext->getDiagnostics()->error(DiagMessage(input) << errorStr);
return false;
}
std::unique_ptr<ResourceTable> table = loadTablePbFromCollection(collection.get());
if (!table) {
mContext->getDiagnostics()->error(DiagMessage(input) << "invalid static library");
return false;
}
ResourceTablePackage* pkg = table->findPackageById(0x7f);
if (!pkg) {
mContext->getDiagnostics()->error(DiagMessage(input)
<< "static library has no package");
return false;
}
bool result;
if (mOptions.noStaticLibPackages) {
// Merge all resources as if they were in the compilation package. This is the old
// behaviour of aapt.
// Add the package to the set of --extra-packages so we emit an R.java for each
// library package.
if (!pkg->name.empty()) {
mOptions.extraJavaPackages.insert(pkg->name);
}
pkg->name = u"";
if (override) {
result = mTableMerger->mergeOverlay(Source(input), table.get(), collection.get());
} else {
result = mTableMerger->merge(Source(input), table.get(), collection.get());
}
} else {
// This is the proper way to merge libraries, where the package name is preserved
// and resource names are mangled.
result = mTableMerger->mergeAndMangle(Source(input), pkg->name, table.get(),
collection.get());
}
if (!result) {
return false;
}
// Make sure to move the collection into the set of IFileCollections.
mCollections.push_back(std::move(collection));
return true;
}
bool mergeResourceTable(io::IFile* file, bool override) {
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage() << "merging resource table "
<< file->getSource());
}
std::unique_ptr<io::IData> data = file->openAsData();
if (!data) {
mContext->getDiagnostics()->error(DiagMessage(file->getSource())
<< "failed to open file");
return false;
}
std::unique_ptr<ResourceTable> table = loadTableFromPb(file->getSource(),
data->data(), data->size(),
mContext->getDiagnostics());
if (!table) {
return false;
}
bool result = false;
if (override) {
result = mTableMerger->mergeOverlay(file->getSource(), table.get());
} else {
result = mTableMerger->merge(file->getSource(), table.get());
}
return result;
}
bool mergeCompiledFile(io::IFile* file, ResourceFile* fileDesc, bool override) {
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage() << "merging compiled file "
<< file->getSource());
}
bool result = false;
if (override) {
result = mTableMerger->mergeFileOverlay(*fileDesc, file);
} else {
result = mTableMerger->mergeFile(*fileDesc, file);
}
if (!result) {
return false;
}
// Add the exports of this file to the table.
for (SourcedResourceName& exportedSymbol : fileDesc->exportedSymbols) {
if (exportedSymbol.name.package.empty()) {
exportedSymbol.name.package = mContext->getCompilationPackage();
}
ResourceNameRef resName = exportedSymbol.name;
Maybe<ResourceName> mangledName = mContext->getNameMangler()->mangleName(
exportedSymbol.name);
if (mangledName) {
resName = mangledName.value();
}
std::unique_ptr<Id> id = util::make_unique<Id>();
id->setSource(fileDesc->source.withLine(exportedSymbol.line));
bool result = mFinalTable.addResourceAllowMangled(
resName, ConfigDescription::defaultConfig(), std::string(), std::move(id),
mContext->getDiagnostics());
if (!result) {
return false;
}
}
return true;
}
/**
* Takes a path to load as a ZIP file and merges the files within into the master ResourceTable.
* If override is true, conflicting resources are allowed to override each other, in order of
* last seen.
*
* An io::IFileCollection is created from the ZIP file and added to the set of
* io::IFileCollections that are open.
*/
bool mergeArchive(const std::string& input, bool override) {
if (mContext->verbose()) {
mContext->getDiagnostics()->note(DiagMessage() << "merging archive " << input);
}
std::string errorStr;
std::unique_ptr<io::ZipFileCollection> collection =
io::ZipFileCollection::create(input, &errorStr);
if (!collection) {
mContext->getDiagnostics()->error(DiagMessage(input) << errorStr);
return false;
}
bool error = false;
for (auto iter = collection->iterator(); iter->hasNext(); ) {
if (!mergeFile(iter->next(), override)) {
error = true;
}
}
// Make sure to move the collection into the set of IFileCollections.
mCollections.push_back(std::move(collection));
return !error;
}
/**
* Takes a path to load and merge into the master ResourceTable. If override is true,
* conflicting resources are allowed to override each other, in order of last seen.
*
* If the file path ends with .flata, .jar, .jack, or .zip the file is treated as ZIP archive
* and the files within are merged individually.
*
* Otherwise the files is processed on its own.
*/
bool mergePath(const std::string& path, bool override) {
if (util::stringEndsWith<char>(path, ".flata") ||
util::stringEndsWith<char>(path, ".jar") ||
util::stringEndsWith<char>(path, ".jack") ||
util::stringEndsWith<char>(path, ".zip")) {
return mergeArchive(path, override);
} else if (util::stringEndsWith<char>(path, ".apk")) {
return mergeStaticLibrary(path, override);
}
io::IFile* file = mFileCollection->insertFile(path);
return mergeFile(file, override);
}
/**
* Takes a file to load and merge into the master ResourceTable. If override is true,
* conflicting resources are allowed to override each other, in order of last seen.
*
* If the file ends with .arsc.flat, then it is loaded as a ResourceTable and merged into the
* master ResourceTable. If the file ends with .flat, then it is treated like a compiled file
* and the header data is read and merged into the final ResourceTable.
*
* All other file types are ignored. This is because these files could be coming from a zip,
* where we could have other files like classes.dex.
*/
bool mergeFile(io::IFile* file, bool override) {
const Source& src = file->getSource();
if (util::stringEndsWith<char>(src.path, ".arsc.flat")) {
return mergeResourceTable(file, override);
} else if (util::stringEndsWith<char>(src.path, ".flat")){
// Try opening the file and looking for an Export header.
std::unique_ptr<io::IData> data = file->openAsData();
if (!data) {
mContext->getDiagnostics()->error(DiagMessage(src) << "failed to open");
return false;
}
std::unique_ptr<ResourceFile> resourceFile = loadFileExportHeader(
src, data->data(), data->size(), mContext->getDiagnostics());
if (resourceFile) {
return mergeCompiledFile(file, resourceFile.get(), override);
}
return false;
}
// Ignore non .flat files. This could be classes.dex or something else that happens
// to be in an archive.
return true;
}
int run(const std::vector<std::string>& inputFiles) {
// Load the AndroidManifest.xml
std::unique_ptr<xml::XmlResource> manifestXml = loadXml(mOptions.manifestPath,
mContext->getDiagnostics());
if (!manifestXml) {
return 1;
}
if (Maybe<AppInfo> maybeAppInfo = extractAppInfoFromManifest(manifestXml.get())) {
mContext->setCompilationPackage(maybeAppInfo.value().package);
} else {
mContext->getDiagnostics()->error(DiagMessage(mOptions.manifestPath)
<< "no package specified in <manifest> tag");
return 1;
}
if (!util::isJavaPackageName(mContext->getCompilationPackage())) {
mContext->getDiagnostics()->error(DiagMessage(mOptions.manifestPath)
<< "invalid package name '"
<< mContext->getCompilationPackage()
<< "'");
return 1;
}
mContext->setNameManglerPolicy(NameManglerPolicy{ mContext->getCompilationPackage() });
if (mContext->getCompilationPackage() == u"android") {
mContext->setPackageId(0x01);
} else {
mContext->setPackageId(0x7f);
}
if (!loadSymbolsFromIncludePaths()) {
return 1;
}
TableMergerOptions tableMergerOptions;
tableMergerOptions.autoAddOverlay = mOptions.autoAddOverlay;
mTableMerger = util::make_unique<TableMerger>(mContext, &mFinalTable, tableMergerOptions);
if (mContext->verbose()) {
mContext->getDiagnostics()->note(
DiagMessage() << "linking package '" << mContext->getCompilationPackage()
<< "' with package ID " << std::hex
<< (int) mContext->getPackageId());
}
for (const std::string& input : inputFiles) {
if (!mergePath(input, false)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed parsing input");
return 1;
}
}
for (const std::string& input : mOptions.overlayFiles) {
if (!mergePath(input, true)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed parsing overlays");
return 1;
}
}
if (!verifyNoExternalPackages()) {
return 1;
}
if (!mOptions.staticLib) {
PrivateAttributeMover mover;
if (!mover.consume(mContext, &mFinalTable)) {
mContext->getDiagnostics()->error(
DiagMessage() << "failed moving private attributes");
return 1;
}
}
if (!mOptions.staticLib) {
// Assign IDs if we are building a regular app.
IdAssigner idAssigner;
if (!idAssigner.consume(mContext, &mFinalTable)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed assigning IDs");
return 1;
}
} else {
// Static libs are merged with other apps, and ID collisions are bad, so verify that
// no IDs have been set.
if (!verifyNoIdsSet()) {
return 1;
}
}
// Add the names to mangle based on our source merge earlier.
mContext->setNameManglerPolicy(NameManglerPolicy{
mContext->getCompilationPackage(), mTableMerger->getMergedPackages() });
// Add our table to the symbol table.
mContext->getExternalSymbols()->prependSource(
util::make_unique<ResourceTableSymbolSource>(&mFinalTable));
{
ReferenceLinker linker;
if (!linker.consume(mContext, &mFinalTable)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed linking references");
return 1;
}
if (mOptions.staticLib) {
if (!mOptions.products.empty()) {
mContext->getDiagnostics()->warn(
DiagMessage() << "can't select products when building static library");
}
if (mOptions.tableSplitterOptions.configFilter != nullptr ||
mOptions.tableSplitterOptions.preferredDensity) {
mContext->getDiagnostics()->warn(
DiagMessage() << "can't strip resources when building static library");
}
} else {
ProductFilter productFilter(mOptions.products);
if (!productFilter.consume(mContext, &mFinalTable)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed stripping products");
return 1;
}
// TODO(adamlesinski): Actually pass in split constraints and handle splits at the file
// level.
TableSplitter tableSplitter({}, mOptions.tableSplitterOptions);
if (!tableSplitter.verifySplitConstraints(mContext)) {
return 1;
}
tableSplitter.splitTable(&mFinalTable);
}
}
proguard::KeepSet proguardKeepSet;
std::unique_ptr<IArchiveWriter> archiveWriter = makeArchiveWriter();
if (!archiveWriter) {
mContext->getDiagnostics()->error(DiagMessage() << "failed to create archive");
return 1;
}
bool error = false;
{
ManifestFixer manifestFixer(mOptions.manifestFixerOptions);
if (!manifestFixer.consume(mContext, manifestXml.get())) {
error = true;
}
// AndroidManifest.xml has no resource name, but the CallSite is built from the name
// (aka, which package the AndroidManifest.xml is coming from).
// So we give it a package name so it can see local resources.
manifestXml->file.name.package = mContext->getCompilationPackage();
XmlReferenceLinker manifestLinker;
if (manifestLinker.consume(mContext, manifestXml.get())) {
if (!proguard::collectProguardRulesForManifest(Source(mOptions.manifestPath),
manifestXml.get(),
&proguardKeepSet)) {
error = true;
}
if (mOptions.generateJavaClassPath) {
if (!writeManifestJavaFile(manifestXml.get())) {
error = true;
}
}
const bool keepRawValues = mOptions.staticLib;
bool result = flattenXml(manifestXml.get(), "AndroidManifest.xml", {},
keepRawValues, archiveWriter.get(), mContext);
if (!result) {
error = true;
}
} else {
error = true;
}
}
if (error) {
mContext->getDiagnostics()->error(DiagMessage() << "failed processing manifest");
return 1;
}
ResourceFileFlattenerOptions fileFlattenerOptions;
fileFlattenerOptions.keepRawValues = mOptions.staticLib;
fileFlattenerOptions.doNotCompressAnything = mOptions.doNotCompressAnything;
fileFlattenerOptions.extensionsToNotCompress = mOptions.extensionsToNotCompress;
fileFlattenerOptions.noAutoVersion = mOptions.noAutoVersion;
fileFlattenerOptions.noVersionVectors = mOptions.noVersionVectors;
ResourceFileFlattener fileFlattener(fileFlattenerOptions, mContext, &proguardKeepSet);
if (!fileFlattener.flatten(&mFinalTable, archiveWriter.get())) {
mContext->getDiagnostics()->error(DiagMessage() << "failed linking file resources");
return 1;
}
if (!mOptions.noAutoVersion) {
AutoVersioner versioner;
if (!versioner.consume(mContext, &mFinalTable)) {
mContext->getDiagnostics()->error(DiagMessage() << "failed versioning styles");
return 1;
}
}
if (mOptions.staticLib) {
if (!flattenTableToPb(&mFinalTable, archiveWriter.get())) {
mContext->getDiagnostics()->error(DiagMessage()
<< "failed to write resources.arsc.flat");
return 1;
}
} else {
if (!flattenTable(&mFinalTable, archiveWriter.get())) {
mContext->getDiagnostics()->error(DiagMessage()
<< "failed to write resources.arsc");
return 1;
}
}
if (mOptions.generateJavaClassPath) {
JavaClassGeneratorOptions options;
options.types = JavaClassGeneratorOptions::SymbolTypes::kAll;
options.javadocAnnotations = mOptions.javadocAnnotations;
if (mOptions.staticLib || mOptions.generateNonFinalIds) {
options.useFinal = false;
}
const StringPiece16 actualPackage = mContext->getCompilationPackage();
StringPiece16 outputPackage = mContext->getCompilationPackage();
if (mOptions.customJavaPackage) {
// Override the output java package to the custom one.
outputPackage = mOptions.customJavaPackage.value();
}
if (mOptions.privateSymbols) {
// If we defined a private symbols package, we only emit Public symbols
// to the original package, and private and public symbols to the private package.
options.types = JavaClassGeneratorOptions::SymbolTypes::kPublic;
if (!writeJavaFile(&mFinalTable, mContext->getCompilationPackage(),
outputPackage, options)) {
return 1;
}
options.types = JavaClassGeneratorOptions::SymbolTypes::kPublicPrivate;
outputPackage = mOptions.privateSymbols.value();
}
if (!writeJavaFile(&mFinalTable, actualPackage, outputPackage, options)) {
return 1;
}
for (const std::u16string& extraPackage : mOptions.extraJavaPackages) {
if (!writeJavaFile(&mFinalTable, actualPackage, extraPackage, options)) {
return 1;
}
}
}
if (mOptions.generateProguardRulesPath) {
if (!writeProguardFile(proguardKeepSet)) {
return 1;
}
}
if (mContext->verbose()) {
DebugPrintTableOptions debugPrintTableOptions;
debugPrintTableOptions.showSources = true;
Debug::printTable(&mFinalTable, debugPrintTableOptions);
}
return 0;
}
private:
LinkOptions mOptions;
LinkContext* mContext;
ResourceTable mFinalTable;
std::unique_ptr<TableMerger> mTableMerger;
// A pointer to the FileCollection representing the filesystem (not archives).
std::unique_ptr<io::FileCollection> mFileCollection;
// A vector of IFileCollections. This is mainly here to keep ownership of the collections.
std::vector<std::unique_ptr<io::IFileCollection>> mCollections;
// A vector of ResourceTables. This is here to retain ownership, so that the SymbolTable
// can use these.
std::vector<std::unique_ptr<ResourceTable>> mStaticTableIncludes;
};
int link(const std::vector<StringPiece>& args) {
LinkContext context;
LinkOptions options;
Maybe<std::string> privateSymbolsPackage;
Maybe<std::string> minSdkVersion, targetSdkVersion;
Maybe<std::string> renameManifestPackage, renameInstrumentationTargetPackage;
Maybe<std::string> versionCode, versionName;
Maybe<std::string> customJavaPackage;
std::vector<std::string> extraJavaPackages;
Maybe<std::string> configs;
Maybe<std::string> preferredDensity;
Maybe<std::string> productList;
bool legacyXFlag = false;
bool requireLocalization = false;
bool verbose = false;
Flags flags = Flags()
.requiredFlag("-o", "Output path", &options.outputPath)
.requiredFlag("--manifest", "Path to the Android manifest to build",
&options.manifestPath)
.optionalFlagList("-I", "Adds an Android APK to link against", &options.includePaths)
.optionalFlagList("-R", "Compilation unit to link, using `overlay` semantics.\n"
"The last conflicting resource given takes precedence.",
&options.overlayFiles)
.optionalFlag("--java", "Directory in which to generate R.java",
&options.generateJavaClassPath)
.optionalFlag("--proguard", "Output file for generated Proguard rules",
&options.generateProguardRulesPath)
.optionalSwitch("--no-auto-version",
"Disables automatic style and layout SDK versioning",
&options.noAutoVersion)
.optionalSwitch("--no-version-vectors",
"Disables automatic versioning of vector drawables. Use this only\n"
"when building with vector drawable support library",
&options.noVersionVectors)
.optionalSwitch("-x", "Legacy flag that specifies to use the package identifier 0x01",
&legacyXFlag)
.optionalSwitch("-z", "Require localization of strings marked 'suggested'",
&requireLocalization)
.optionalFlag("-c", "Comma separated list of configurations to include. The default\n"
"is all configurations", &configs)
.optionalFlag("--preferred-density",
"Selects the closest matching density and strips out all others.",
&preferredDensity)
.optionalFlag("--product", "Comma separated list of product names to keep",
&productList)
.optionalSwitch("--output-to-dir", "Outputs the APK contents to a directory specified "
"by -o",
&options.outputToDirectory)
.optionalFlag("--min-sdk-version", "Default minimum SDK version to use for "
"AndroidManifest.xml", &minSdkVersion)
.optionalFlag("--target-sdk-version", "Default target SDK version to use for "
"AndroidManifest.xml", &targetSdkVersion)
.optionalFlag("--version-code", "Version code (integer) to inject into the "
"AndroidManifest.xml if none is present", &versionCode)
.optionalFlag("--version-name", "Version name to inject into the AndroidManifest.xml "
"if none is present", &versionName)
.optionalSwitch("--static-lib", "Generate a static Android library", &options.staticLib)
.optionalSwitch("--no-static-lib-packages",
"Merge all library resources under the app's package",
&options.noStaticLibPackages)
.optionalSwitch("--non-final-ids", "Generates R.java without the final modifier.\n"
"This is implied when --static-lib is specified.",
&options.generateNonFinalIds)
.optionalFlag("--private-symbols", "Package name to use when generating R.java for "
"private symbols.\n"
"If not specified, public and private symbols will use the application's "
"package name", &privateSymbolsPackage)
.optionalFlag("--custom-package", "Custom Java package under which to generate R.java",
&customJavaPackage)
.optionalFlagList("--extra-packages", "Generate the same R.java but with different "
"package names", &extraJavaPackages)
.optionalFlagList("--add-javadoc-annotation", "Adds a JavaDoc annotation to all "
"generated Java classes", &options.javadocAnnotations)
.optionalSwitch("--auto-add-overlay", "Allows the addition of new resources in "
"overlays without <add-resource> tags", &options.autoAddOverlay)
.optionalFlag("--rename-manifest-package", "Renames the package in AndroidManifest.xml",
&renameManifestPackage)
.optionalFlag("--rename-instrumentation-target-package",
"Changes the name of the target package for instrumentation. Most useful "
"when used\nin conjunction with --rename-manifest-package",
&renameInstrumentationTargetPackage)
.optionalFlagList("-0", "File extensions not to compress",
&options.extensionsToNotCompress)
.optionalSwitch("-v", "Enables verbose logging", &verbose);
if (!flags.parse("aapt2 link", args, &std::cerr)) {
return 1;
}
// Expand all argument-files passed into the command line. These start with '@'.
std::vector<std::string> argList;
for (const std::string& arg : flags.getArgs()) {
if (util::stringStartsWith<char>(arg, "@")) {
const std::string path = arg.substr(1, arg.size() - 1);
std::string error;
if (!file::appendArgsFromFile(path, &argList, &error)) {
context.getDiagnostics()->error(DiagMessage(path) << error);
return 1;
}
} else {
argList.push_back(arg);
}
}
if (verbose) {
context.setVerbose(verbose);
}
if (privateSymbolsPackage) {
options.privateSymbols = util::utf8ToUtf16(privateSymbolsPackage.value());
}
if (minSdkVersion) {
options.manifestFixerOptions.minSdkVersionDefault =
util::utf8ToUtf16(minSdkVersion.value());
}
if (targetSdkVersion) {
options.manifestFixerOptions.targetSdkVersionDefault =
util::utf8ToUtf16(targetSdkVersion.value());
}
if (renameManifestPackage) {
options.manifestFixerOptions.renameManifestPackage =
util::utf8ToUtf16(renameManifestPackage.value());
}
if (renameInstrumentationTargetPackage) {
options.manifestFixerOptions.renameInstrumentationTargetPackage =
util::utf8ToUtf16(renameInstrumentationTargetPackage.value());
}
if (versionCode) {
options.manifestFixerOptions.versionCodeDefault = util::utf8ToUtf16(versionCode.value());
}
if (versionName) {
options.manifestFixerOptions.versionNameDefault = util::utf8ToUtf16(versionName.value());
}
if (customJavaPackage) {
options.customJavaPackage = util::utf8ToUtf16(customJavaPackage.value());
}
// Populate the set of extra packages for which to generate R.java.
for (std::string& extraPackage : extraJavaPackages) {
// A given package can actually be a colon separated list of packages.
for (StringPiece package : util::split(extraPackage, ':')) {
options.extraJavaPackages.insert(util::utf8ToUtf16(package));
}
}
if (productList) {
for (StringPiece product : util::tokenize<char>(productList.value(), ',')) {
if (product != "" && product != "default") {
options.products.insert(product.toString());
}
}
}
AxisConfigFilter filter;
if (configs) {
for (const StringPiece& configStr : util::tokenize<char>(configs.value(), ',')) {
ConfigDescription config;
LocaleValue lv;
if (lv.initFromFilterString(configStr)) {
lv.writeTo(&config);
} else if (!ConfigDescription::parse(configStr, &config)) {
context.getDiagnostics()->error(
DiagMessage() << "invalid config '" << configStr << "' for -c option");
return 1;
}
if (config.density != 0) {
context.getDiagnostics()->warn(
DiagMessage() << "ignoring density '" << config << "' for -c option");
} else {
filter.addConfig(config);
}
}
options.tableSplitterOptions.configFilter = &filter;
}
if (preferredDensity) {
ConfigDescription preferredDensityConfig;
if (!ConfigDescription::parse(preferredDensity.value(), &preferredDensityConfig)) {
context.getDiagnostics()->error(DiagMessage() << "invalid density '"
<< preferredDensity.value()
<< "' for --preferred-density option");
return 1;
}
// Clear the version that can be automatically added.
preferredDensityConfig.sdkVersion = 0;
if (preferredDensityConfig.diff(ConfigDescription::defaultConfig())
!= ConfigDescription::CONFIG_DENSITY) {
context.getDiagnostics()->error(DiagMessage() << "invalid preferred density '"
<< preferredDensity.value() << "'. "
<< "Preferred density must only be a density value");
return 1;
}
options.tableSplitterOptions.preferredDensity = preferredDensityConfig.density;
}
// Turn off auto versioning for static-libs.
if (options.staticLib) {
options.noAutoVersion = true;
options.noVersionVectors = true;
}
LinkCommand cmd(&context, options);
return cmd.run(argList);
}
} // namespace aapt