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Example 1 with LinkTargetType

use of com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType in project bazel by bazelbuild.

the class CcBinary method init.

public static ConfiguredTarget init(CppSemantics semantics, RuleContext ruleContext, boolean fake) throws InterruptedException, RuleErrorException {
    ruleContext.checkSrcsSamePackage(true);
    CcCommon common = new CcCommon(ruleContext);
    CcToolchainProvider ccToolchain = common.getToolchain();
    FdoSupportProvider fdoSupport = common.getFdoSupport();
    FeatureConfiguration featureConfiguration = CcCommon.configureFeatures(ruleContext, ccToolchain);
    CppConfiguration cppConfiguration = ruleContext.getFragment(CppConfiguration.class);
    PrecompiledFiles precompiledFiles = new PrecompiledFiles(ruleContext);
    LinkTargetType linkType = isLinkShared(ruleContext) ? LinkTargetType.DYNAMIC_LIBRARY : LinkTargetType.EXECUTABLE;
    semantics.validateAttributes(ruleContext);
    if (ruleContext.hasErrors()) {
        return null;
    }
    List<String> linkopts = common.getLinkopts();
    LinkStaticness linkStaticness = getLinkStaticness(ruleContext, linkopts, cppConfiguration);
    // We currently only want link the dynamic library generated for test code separately.
    boolean linkCompileOutputSeparately = ruleContext.isTestTarget() && cppConfiguration.getLinkCompileOutputSeparately() && linkStaticness == LinkStaticness.DYNAMIC;
    CcLibraryHelper helper = new CcLibraryHelper(ruleContext, semantics, featureConfiguration, ccToolchain, fdoSupport).fromCommon(common).addSources(common.getSources()).addDeps(ImmutableList.of(CppHelper.mallocForTarget(ruleContext))).setFake(fake).addPrecompiledFiles(precompiledFiles).enableInterfaceSharedObjects();
    // When linking the object files directly into the resulting binary, we do not need
    // library-level link outputs; thus, we do not let CcLibraryHelper produce link outputs
    // (either shared object files or archives) for a non-library link type [*], and add
    // the object files explicitly in determineLinkerArguments.
    //
    // When linking the object files into their own library, we want CcLibraryHelper to
    // take care of creating the library link outputs for us, so we need to set the link
    // type to STATIC_LIBRARY.
    //
    // [*] The only library link type is STATIC_LIBRARY. EXECUTABLE specifies a normal
    // cc_binary output, while DYNAMIC_LIBRARY is a cc_binary rules that produces an
    // output matching a shared object, for example cc_binary(name="foo.so", ...) on linux.
    helper.setLinkType(linkCompileOutputSeparately ? LinkTargetType.STATIC_LIBRARY : linkType);
    CcLibraryHelper.Info info = helper.build();
    CppCompilationContext cppCompilationContext = info.getCppCompilationContext();
    CcCompilationOutputs ccCompilationOutputs = info.getCcCompilationOutputs();
    // if cc_binary includes "linkshared=1", then gcc will be invoked with
    // linkopt "-shared", which causes the result of linking to be a shared
    // library. In this case, the name of the executable target should end
    // in ".so" or "dylib" or ".dll".
    PathFragment binaryPath = new PathFragment(ruleContext.getTarget().getName());
    if (!isLinkShared(ruleContext)) {
        binaryPath = new PathFragment(binaryPath.getPathString() + OsUtils.executableExtension());
    }
    Artifact binary = ruleContext.getBinArtifact(binaryPath);
    if (isLinkShared(ruleContext) && !CppFileTypes.SHARED_LIBRARY.matches(binary.getFilename()) && !CppFileTypes.VERSIONED_SHARED_LIBRARY.matches(binary.getFilename())) {
        ruleContext.attributeError("linkshared", "'linkshared' used in non-shared library");
        return null;
    }
    CppLinkActionBuilder linkActionBuilder = determineLinkerArguments(ruleContext, ccToolchain, fdoSupport, common, precompiledFiles, info, cppCompilationContext.getTransitiveCompilationPrerequisites(), fake, binary, linkStaticness, linkopts, linkCompileOutputSeparately);
    linkActionBuilder.setUseTestOnlyFlags(ruleContext.isTestTarget());
    if (linkStaticness == LinkStaticness.DYNAMIC) {
        linkActionBuilder.setRuntimeInputs(ArtifactCategory.DYNAMIC_LIBRARY, ccToolchain.getDynamicRuntimeLinkMiddleman(), ccToolchain.getDynamicRuntimeLinkInputs());
    } else {
        linkActionBuilder.setRuntimeInputs(ArtifactCategory.STATIC_LIBRARY, ccToolchain.getStaticRuntimeLinkMiddleman(), ccToolchain.getStaticRuntimeLinkInputs());
        // TODO(bazel-team): Move this to CcToolchain.
        if (!ccToolchain.getStaticRuntimeLinkInputs().isEmpty()) {
            linkActionBuilder.addLinkopt("-static-libgcc");
        }
    }
    linkActionBuilder.setLinkType(linkType);
    linkActionBuilder.setLinkStaticness(linkStaticness);
    linkActionBuilder.setFake(fake);
    linkActionBuilder.setFeatureConfiguration(featureConfiguration);
    if (CppLinkAction.enableSymbolsCounts(cppConfiguration, fake, linkType)) {
        linkActionBuilder.setSymbolCountsOutput(ruleContext.getBinArtifact(CppLinkAction.symbolCountsFileName(binaryPath)));
    }
    if (isLinkShared(ruleContext)) {
        linkActionBuilder.setLibraryIdentifier(CcLinkingOutputs.libraryIdentifierOf(binary));
    }
    // Store immutable context for use in other *_binary rules that are implemented by
    // linking the interpreter (Java, Python, etc.) together with native deps.
    CppLinkAction.Context linkContext = new CppLinkAction.Context(linkActionBuilder);
    Iterable<LTOBackendArtifacts> ltoBackendArtifacts = ImmutableList.of();
    boolean usePic = CppHelper.usePic(ruleContext, !isLinkShared(ruleContext));
    if (featureConfiguration.isEnabled(CppRuleClasses.THIN_LTO)) {
        linkActionBuilder.setLTOIndexing(true);
        linkActionBuilder.setUsePicForLTOBackendActions(usePic);
        linkActionBuilder.setUseFissionForLTOBackendActions(cppConfiguration.useFission());
        CppLinkAction indexAction = linkActionBuilder.build();
        ruleContext.registerAction(indexAction);
        ltoBackendArtifacts = indexAction.getAllLTOBackendArtifacts();
        linkActionBuilder.setLTOIndexing(false);
    }
    CppLinkAction linkAction = linkActionBuilder.build();
    ruleContext.registerAction(linkAction);
    LibraryToLink outputLibrary = linkAction.getOutputLibrary();
    Iterable<Artifact> fakeLinkerInputs = fake ? linkAction.getInputs() : ImmutableList.<Artifact>of();
    Artifact executable = linkAction.getLinkOutput();
    CcLinkingOutputs.Builder linkingOutputsBuilder = new CcLinkingOutputs.Builder();
    if (isLinkShared(ruleContext)) {
        linkingOutputsBuilder.addDynamicLibrary(outputLibrary);
        linkingOutputsBuilder.addExecutionDynamicLibrary(outputLibrary);
    }
    // Also add all shared libraries from srcs.
    for (Artifact library : precompiledFiles.getSharedLibraries()) {
        Artifact symlink = common.getDynamicLibrarySymlink(library, true);
        LibraryToLink symlinkLibrary = LinkerInputs.solibLibraryToLink(symlink, library, CcLinkingOutputs.libraryIdentifierOf(library));
        linkingOutputsBuilder.addDynamicLibrary(symlinkLibrary);
        linkingOutputsBuilder.addExecutionDynamicLibrary(symlinkLibrary);
    }
    CcLinkingOutputs linkingOutputs = linkingOutputsBuilder.build();
    NestedSet<Artifact> filesToBuild = NestedSetBuilder.create(Order.STABLE_ORDER, executable);
    // Create the stripped binary, but don't add it to filesToBuild; it's only built when requested.
    Artifact strippedFile = ruleContext.getImplicitOutputArtifact(CppRuleClasses.CC_BINARY_STRIPPED);
    CppHelper.createStripAction(ruleContext, ccToolchain, cppConfiguration, executable, strippedFile);
    DwoArtifactsCollector dwoArtifacts = collectTransitiveDwoArtifacts(ruleContext, ccCompilationOutputs, linkStaticness, cppConfiguration.useFission(), usePic, ltoBackendArtifacts);
    Artifact dwpFile = ruleContext.getImplicitOutputArtifact(CppRuleClasses.CC_BINARY_DEBUG_PACKAGE);
    createDebugPackagerActions(ruleContext, ccToolchain, cppConfiguration, dwpFile, dwoArtifacts);
    // The debug package should include the dwp file only if it was explicitly requested.
    Artifact explicitDwpFile = dwpFile;
    if (!cppConfiguration.useFission()) {
        explicitDwpFile = null;
    } else {
        // built statically.
        if (TargetUtils.isTestRule(ruleContext.getRule()) && linkStaticness != LinkStaticness.DYNAMIC && cppConfiguration.shouldBuildTestDwp()) {
            filesToBuild = NestedSetBuilder.fromNestedSet(filesToBuild).add(dwpFile).build();
        }
    }
    // TODO(bazel-team): Do we need to put original shared libraries (along with
    // mangled symlinks) into the RunfilesSupport object? It does not seem
    // logical since all symlinked libraries will be linked anyway and would
    // not require manual loading but if we do, then we would need to collect
    // their names and use a different constructor below.
    Runfiles runfiles = collectRunfiles(ruleContext, ccToolchain, linkingOutputs, info, linkStaticness, filesToBuild, fakeLinkerInputs, fake, helper.getCompilationUnitSources(), linkCompileOutputSeparately);
    RunfilesSupport runfilesSupport = RunfilesSupport.withExecutable(ruleContext, runfiles, executable, ruleContext.getConfiguration().buildRunfiles());
    TransitiveLipoInfoProvider transitiveLipoInfo;
    if (cppConfiguration.isLipoContextCollector()) {
        transitiveLipoInfo = common.collectTransitiveLipoLabels(ccCompilationOutputs);
    } else {
        transitiveLipoInfo = TransitiveLipoInfoProvider.EMPTY;
    }
    RuleConfiguredTargetBuilder ruleBuilder = new RuleConfiguredTargetBuilder(ruleContext);
    addTransitiveInfoProviders(ruleContext, cppConfiguration, common, ruleBuilder, filesToBuild, ccCompilationOutputs, cppCompilationContext, linkingOutputs, dwoArtifacts, transitiveLipoInfo, fake);
    Map<Artifact, IncludeScannable> scannableMap = new LinkedHashMap<>();
    Map<PathFragment, Artifact> sourceFileMap = new LinkedHashMap<>();
    if (cppConfiguration.isLipoContextCollector()) {
        for (IncludeScannable scannable : transitiveLipoInfo.getTransitiveIncludeScannables()) {
            // These should all be CppCompileActions, which should have only one source file.
            // This is also checked when they are put into the nested set.
            Artifact source = Iterables.getOnlyElement(scannable.getIncludeScannerSources());
            scannableMap.put(source, scannable);
            sourceFileMap.put(source.getExecPath(), source);
        }
    }
    // Support test execution on darwin.
    if (Platform.isApplePlatform(cppConfiguration.getTargetCpu()) && TargetUtils.isTestRule(ruleContext.getRule())) {
        ruleBuilder.addNativeDeclaredProvider(new ExecutionInfoProvider(ImmutableMap.of(ExecutionRequirements.REQUIRES_DARWIN, "")));
    }
    return ruleBuilder.addProvider(RunfilesProvider.class, RunfilesProvider.simple(runfiles)).addProvider(CppDebugPackageProvider.class, new CppDebugPackageProvider(ruleContext.getLabel(), strippedFile, executable, explicitDwpFile)).setRunfilesSupport(runfilesSupport, executable).addProvider(LipoContextProvider.class, new LipoContextProvider(cppCompilationContext, ImmutableMap.copyOf(scannableMap), ImmutableMap.copyOf(sourceFileMap))).addProvider(CppLinkAction.Context.class, linkContext).addSkylarkTransitiveInfo(CcSkylarkApiProvider.NAME, new CcSkylarkApiProvider()).build();
}
Also used : NestedSetBuilder(com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder) RuleConfiguredTargetBuilder(com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder) PathFragment(com.google.devtools.build.lib.vfs.PathFragment) LinkedHashMap(java.util.LinkedHashMap) ExecutionInfoProvider(com.google.devtools.build.lib.rules.test.ExecutionInfoProvider) RunfilesSupport(com.google.devtools.build.lib.analysis.RunfilesSupport) RuleContext(com.google.devtools.build.lib.analysis.RuleContext) FeatureConfiguration(com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.FeatureConfiguration) Artifact(com.google.devtools.build.lib.actions.Artifact) LinkTargetType(com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType) LibraryToLink(com.google.devtools.build.lib.rules.cpp.LinkerInputs.LibraryToLink) Runfiles(com.google.devtools.build.lib.analysis.Runfiles) LinkStaticness(com.google.devtools.build.lib.rules.cpp.Link.LinkStaticness) RuleConfiguredTargetBuilder(com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder)

Example 2 with LinkTargetType

use of com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType in project bazel by bazelbuild.

the class CppModel method createCcLinkActions.

/**
   * Constructs the C++ linker actions. It generally generates two actions, one for a static library
   * and one for a dynamic library. If PIC is required for shared libraries, but not for binaries,
   * it additionally creates a third action to generate a PIC static library.
   *
   * <p>For dynamic libraries, this method can additionally create an interface shared library that
   * can be used for linking, but doesn't contain any executable code. This increases the number of
   * cache hits for link actions. Call {@link #setAllowInterfaceSharedObjects(boolean)} to enable
   * this behavior.
   *
   * @throws RuleErrorException
   */
public CcLinkingOutputs createCcLinkActions(CcCompilationOutputs ccOutputs, Iterable<Artifact> nonCodeLinkerInputs) throws RuleErrorException, InterruptedException {
    // For now only handle static links. Note that the dynamic library link below ignores linkType.
    // TODO(bazel-team): Either support non-static links or move this check to setLinkType().
    Preconditions.checkState(linkType.staticness() == Staticness.STATIC, "can only handle static links");
    CcLinkingOutputs.Builder result = new CcLinkingOutputs.Builder();
    if (cppConfiguration.isLipoContextCollector()) {
        // because it needs some data that's not available at this point.
        return result.build();
    }
    AnalysisEnvironment env = ruleContext.getAnalysisEnvironment();
    boolean usePicForBinaries = CppHelper.usePic(ruleContext, true);
    boolean usePicForSharedLibs = CppHelper.usePic(ruleContext, false);
    // Create static library (.a). The linkType only reflects whether the library is alwayslink or
    // not. The PIC-ness is determined by whether we need to use PIC or not. There are three cases
    // for (usePicForSharedLibs usePicForBinaries):
    //
    // (1) (false false) -> no pic code
    // (2) (true false)  -> shared libraries as pic, but not binaries
    // (3) (true true)   -> both shared libraries and binaries as pic
    //
    // In case (3), we always need PIC, so only create one static library containing the PIC object
    // files. The name therefore does not match the content.
    //
    // Presumably, it is done this way because the .a file is an implicit output of every cc_library
    // rule, so we can't use ".pic.a" that in the always-PIC case.
    // If the crosstool is configured to select an output artifact, we use that selection.
    // Otherwise, we use linux defaults.
    Artifact linkedArtifact = getLinkedArtifact(linkType);
    PathFragment labelName = new PathFragment(ruleContext.getLabel().getName());
    String libraryIdentifier = ruleContext.getPackageDirectory().getRelative(labelName.replaceName("lib" + labelName.getBaseName())).getPathString();
    CppLinkAction maybePicAction = newLinkActionBuilder(linkedArtifact).addObjectFiles(ccOutputs.getObjectFiles(usePicForBinaries)).addNonCodeInputs(nonCodeLinkerInputs).addLTOBitcodeFiles(ccOutputs.getLtoBitcodeFiles()).setLinkType(linkType).setLinkStaticness(LinkStaticness.FULLY_STATIC).addActionInputs(linkActionInputs).setLibraryIdentifier(libraryIdentifier).addVariablesExtensions(variablesExtensions).setFeatureConfiguration(featureConfiguration).build();
    env.registerAction(maybePicAction);
    if (linkType != LinkTargetType.EXECUTABLE) {
        result.addStaticLibrary(maybePicAction.getOutputLibrary());
    }
    // one contains the PIC code, so the names match the content.
    if (!usePicForBinaries && usePicForSharedLibs) {
        LinkTargetType picLinkType = (linkType == LinkTargetType.ALWAYS_LINK_STATIC_LIBRARY) ? LinkTargetType.ALWAYS_LINK_PIC_STATIC_LIBRARY : LinkTargetType.PIC_STATIC_LIBRARY;
        // If the crosstool is configured to select an output artifact, we use that selection.
        // Otherwise, we use linux defaults.
        Artifact picArtifact = getLinkedArtifact(picLinkType);
        CppLinkAction picAction = newLinkActionBuilder(picArtifact).addObjectFiles(ccOutputs.getObjectFiles(true)).addLTOBitcodeFiles(ccOutputs.getLtoBitcodeFiles()).setLinkType(picLinkType).setLinkStaticness(LinkStaticness.FULLY_STATIC).addActionInputs(linkActionInputs).setLibraryIdentifier(libraryIdentifier).addVariablesExtensions(variablesExtensions).setFeatureConfiguration(featureConfiguration).build();
        env.registerAction(picAction);
        if (linkType != LinkTargetType.EXECUTABLE) {
            result.addPicStaticLibrary(picAction.getOutputLibrary());
        }
    }
    if (!createDynamicLibrary) {
        return result.build();
    }
    // Create dynamic library.
    Artifact soImpl;
    String mainLibraryIdentifier;
    if (soImplArtifact == null) {
        // If the crosstool is configured to select an output artifact, we use that selection.
        // Otherwise, we use linux defaults.
        soImpl = getLinkedArtifact(LinkTargetType.DYNAMIC_LIBRARY);
        mainLibraryIdentifier = libraryIdentifier;
    } else {
        // This branch is only used for vestigial Google-internal rules where the name of the output
        // file is explicitly specified in the BUILD file and as such, is platform-dependent. Thus,
        // we just hardcode some reasonable logic to compute the library identifier and hope that this
        // will eventually go away.
        soImpl = soImplArtifact;
        mainLibraryIdentifier = FileSystemUtils.removeExtension(soImpl.getRootRelativePath().getPathString());
    }
    List<String> sonameLinkopts = ImmutableList.of();
    Artifact soInterface = null;
    if (cppConfiguration.useInterfaceSharedObjects() && allowInterfaceSharedObjects) {
        soInterface = CppHelper.getLinuxLinkedArtifact(ruleContext, configuration, LinkTargetType.INTERFACE_DYNAMIC_LIBRARY, linkedArtifactNameSuffix);
        sonameLinkopts = ImmutableList.of("-Wl,-soname=" + SolibSymlinkAction.getDynamicLibrarySoname(soImpl.getRootRelativePath(), false));
    }
    // Should we also link in any libraries that this library depends on?
    // That is required on some systems...
    CppLinkActionBuilder linkActionBuilder = newLinkActionBuilder(soImpl).setInterfaceOutput(soInterface).addObjectFiles(ccOutputs.getObjectFiles(usePicForSharedLibs)).addNonCodeInputs(ccOutputs.getHeaderTokenFiles()).addLTOBitcodeFiles(ccOutputs.getLtoBitcodeFiles()).setLinkType(LinkTargetType.DYNAMIC_LIBRARY).setLinkStaticness(LinkStaticness.DYNAMIC).addActionInputs(linkActionInputs).setLibraryIdentifier(mainLibraryIdentifier).addLinkopts(linkopts).addLinkopts(sonameLinkopts).setRuntimeInputs(ArtifactCategory.DYNAMIC_LIBRARY, ccToolchain.getDynamicRuntimeLinkMiddleman(), ccToolchain.getDynamicRuntimeLinkInputs()).setFeatureConfiguration(featureConfiguration).addVariablesExtensions(variablesExtensions);
    if (!ccOutputs.getLtoBitcodeFiles().isEmpty() && featureConfiguration.isEnabled(CppRuleClasses.THIN_LTO)) {
        linkActionBuilder.setLTOIndexing(true);
        linkActionBuilder.setUsePicForLTOBackendActions(usePicForSharedLibs);
        // If support is ever added for generating a dwp file for shared
        // library targets (e.g. when linkstatic=0), then this should change
        // to generate dwo files when cppConfiguration.useFission(),
        // and the dwp generating action for the shared library should
        // include all of the resulting dwo files.
        linkActionBuilder.setUseFissionForLTOBackendActions(false);
        CppLinkAction indexAction = linkActionBuilder.build();
        env.registerAction(indexAction);
        linkActionBuilder.setLTOIndexing(false);
    }
    CppLinkAction action = linkActionBuilder.build();
    env.registerAction(action);
    if (linkType == LinkTargetType.EXECUTABLE) {
        return result.build();
    }
    LibraryToLink dynamicLibrary = action.getOutputLibrary();
    LibraryToLink interfaceLibrary = action.getInterfaceOutputLibrary();
    if (interfaceLibrary == null) {
        interfaceLibrary = dynamicLibrary;
    }
    // mangled name only.
    if (neverLink) {
        result.addDynamicLibrary(interfaceLibrary);
        result.addExecutionDynamicLibrary(dynamicLibrary);
    } else {
        Artifact libraryLink = SolibSymlinkAction.getDynamicLibrarySymlink(ruleContext, interfaceLibrary.getArtifact(), false, false, ruleContext.getConfiguration());
        result.addDynamicLibrary(LinkerInputs.solibLibraryToLink(libraryLink, interfaceLibrary.getArtifact(), libraryIdentifier));
        Artifact implLibraryLink = SolibSymlinkAction.getDynamicLibrarySymlink(ruleContext, dynamicLibrary.getArtifact(), false, false, ruleContext.getConfiguration());
        result.addExecutionDynamicLibrary(LinkerInputs.solibLibraryToLink(implLibraryLink, dynamicLibrary.getArtifact(), libraryIdentifier));
    }
    return result.build();
}
Also used : Builder(com.google.devtools.build.lib.rules.cpp.CcCompilationOutputs.Builder) StringSequenceBuilder(com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.Variables.StringSequenceBuilder) PathFragment(com.google.devtools.build.lib.vfs.PathFragment) Artifact(com.google.devtools.build.lib.actions.Artifact) LinkTargetType(com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType) LibraryToLink(com.google.devtools.build.lib.rules.cpp.LinkerInputs.LibraryToLink) AnalysisEnvironment(com.google.devtools.build.lib.analysis.AnalysisEnvironment)

Example 3 with LinkTargetType

use of com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType in project bazel by bazelbuild.

the class CcLibrary method create.

@Override
public ConfiguredTarget create(RuleContext context) throws RuleErrorException, InterruptedException {
    RuleConfiguredTargetBuilder builder = new RuleConfiguredTargetBuilder(context);
    LinkTargetType linkType = getStaticLinkType(context);
    boolean linkStatic = context.attributes().get("linkstatic", Type.BOOLEAN);
    init(semantics, context, builder, linkType, /*neverLink =*/
    false, linkStatic, /*collectLinkstamp =*/
    true, /*addDynamicRuntimeInputArtifactsToRunfiles =*/
    false);
    return builder.build();
}
Also used : LinkTargetType(com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType) RuleConfiguredTargetBuilder(com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder)

Example 4 with LinkTargetType

use of com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType in project bazel by bazelbuild.

the class CrosstoolCompilationSupport method registerLinkActions.

@Override
CompilationSupport registerLinkActions(ObjcProvider objcProvider, J2ObjcMappingFileProvider j2ObjcMappingFileProvider, J2ObjcEntryClassProvider j2ObjcEntryClassProvider, ExtraLinkArgs extraLinkArgs, Iterable<Artifact> extraLinkInputs, DsymOutputType dsymOutputType) throws InterruptedException {
    Iterable<Artifact> prunedJ2ObjcArchives = computeAndStripPrunedJ2ObjcArchives(j2ObjcEntryClassProvider, j2ObjcMappingFileProvider, objcProvider);
    ImmutableList<Artifact> bazelBuiltLibraries = Iterables.isEmpty(prunedJ2ObjcArchives) ? objcProvider.getObjcLibraries() : substituteJ2ObjcPrunedLibraries(objcProvider);
    Artifact inputFileList = intermediateArtifacts.linkerObjList();
    ImmutableSet<Artifact> forceLinkArtifacts = getForceLoadArtifacts(objcProvider);
    Iterable<Artifact> objFiles = Iterables.concat(bazelBuiltLibraries, objcProvider.get(IMPORTED_LIBRARY), objcProvider.getCcLibraries());
    // Clang loads archives specified in filelists and also specified as -force_load twice,
    // resulting in duplicate symbol errors unless they are deduped.
    objFiles = Iterables.filter(objFiles, Predicates.not(Predicates.in(forceLinkArtifacts)));
    registerObjFilelistAction(objFiles, inputFileList);
    LinkTargetType linkType = (objcProvider.is(Flag.USES_CPP)) ? LinkTargetType.OBJCPP_EXECUTABLE : LinkTargetType.OBJC_EXECUTABLE;
    ObjcVariablesExtension extension = new ObjcVariablesExtension.Builder().setRuleContext(ruleContext).setObjcProvider(objcProvider).setConfiguration(ruleContext.getConfiguration()).setIntermediateArtifacts(intermediateArtifacts).setFrameworkNames(frameworkNames(objcProvider)).setLibraryNames(libraryNames(objcProvider)).setForceLoadArtifacts(getForceLoadArtifacts(objcProvider)).setAttributeLinkopts(attributes.linkopts()).addVariableCategory(VariableCategory.EXECUTABLE_LINKING_VARIABLES).build();
    Artifact binaryToLink = getBinaryToLink();
    CcToolchainProvider ccToolchain = CppHelper.getToolchain(ruleContext, ":cc_toolchain");
    FdoSupportProvider fdoSupport = CppHelper.getFdoSupport(ruleContext, ":cc_toolchain");
    CppLinkAction executableLinkAction = new CppLinkActionBuilder(ruleContext, binaryToLink, ccToolchain, fdoSupport).setMnemonic("ObjcLink").addActionInputs(bazelBuiltLibraries).addActionInputs(objcProvider.getCcLibraries()).addTransitiveActionInputs(objcProvider.get(IMPORTED_LIBRARY)).addTransitiveActionInputs(objcProvider.get(STATIC_FRAMEWORK_FILE)).addTransitiveActionInputs(objcProvider.get(DYNAMIC_FRAMEWORK_FILE)).setCrosstoolInputs(ccToolchain.getLink()).addActionInputs(prunedJ2ObjcArchives).addActionInput(inputFileList).setLinkType(linkType).setLinkStaticness(LinkStaticness.FULLY_STATIC).addLinkopts(ImmutableList.copyOf(extraLinkArgs)).addVariablesExtension(extension).setFeatureConfiguration(getFeatureConfiguration(ruleContext, buildConfiguration)).build();
    ruleContext.registerAction(executableLinkAction);
    if (objcConfiguration.shouldStripBinary()) {
        registerBinaryStripAction(binaryToLink, StrippingType.DEFAULT);
    }
    return this;
}
Also used : LinkTargetType(com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType) CppLinkAction(com.google.devtools.build.lib.rules.cpp.CppLinkAction) CppLinkActionBuilder(com.google.devtools.build.lib.rules.cpp.CppLinkActionBuilder) FdoSupportProvider(com.google.devtools.build.lib.rules.cpp.FdoSupportProvider) CcToolchainProvider(com.google.devtools.build.lib.rules.cpp.CcToolchainProvider) Artifact(com.google.devtools.build.lib.actions.Artifact) CppLinkActionBuilder(com.google.devtools.build.lib.rules.cpp.CppLinkActionBuilder)

Aggregations

LinkTargetType (com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType)4 Artifact (com.google.devtools.build.lib.actions.Artifact)3 RuleConfiguredTargetBuilder (com.google.devtools.build.lib.analysis.RuleConfiguredTargetBuilder)2 LibraryToLink (com.google.devtools.build.lib.rules.cpp.LinkerInputs.LibraryToLink)2 PathFragment (com.google.devtools.build.lib.vfs.PathFragment)2 AnalysisEnvironment (com.google.devtools.build.lib.analysis.AnalysisEnvironment)1 RuleContext (com.google.devtools.build.lib.analysis.RuleContext)1 Runfiles (com.google.devtools.build.lib.analysis.Runfiles)1 RunfilesSupport (com.google.devtools.build.lib.analysis.RunfilesSupport)1 NestedSetBuilder (com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder)1 Builder (com.google.devtools.build.lib.rules.cpp.CcCompilationOutputs.Builder)1 FeatureConfiguration (com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.FeatureConfiguration)1 StringSequenceBuilder (com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.Variables.StringSequenceBuilder)1 CcToolchainProvider (com.google.devtools.build.lib.rules.cpp.CcToolchainProvider)1 CppLinkAction (com.google.devtools.build.lib.rules.cpp.CppLinkAction)1 CppLinkActionBuilder (com.google.devtools.build.lib.rules.cpp.CppLinkActionBuilder)1 FdoSupportProvider (com.google.devtools.build.lib.rules.cpp.FdoSupportProvider)1 LinkStaticness (com.google.devtools.build.lib.rules.cpp.Link.LinkStaticness)1 ExecutionInfoProvider (com.google.devtools.build.lib.rules.test.ExecutionInfoProvider)1 LinkedHashMap (java.util.LinkedHashMap)1