diff options
author | 2017-01-04 23:12:00 +0000 | |
---|---|---|
committer | 2017-01-05 15:16:29 +0000 | |
commit | 46985b8e5a1319af794c7b3ca186271214b00039 (patch) | |
tree | 38c77b6965a91c2cb7e78d6e6a93252e6a9efd83 /src/main/java/com/google | |
parent | 8820f10876cbb88bfbcba6ada2ea55167efdcdb9 (diff) |
Avoid linking objc protos that are transitively in the "dylibs" attribute
--
PiperOrigin-RevId: 143601292
MOS_MIGRATED_REVID=143601292
Diffstat (limited to 'src/main/java/com/google')
6 files changed, 85 insertions, 20 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/bazel/rules/BazelRuleClassProvider.java b/src/main/java/com/google/devtools/build/lib/bazel/rules/BazelRuleClassProvider.java index 5497fc8cf3..a8350680bf 100644 --- a/src/main/java/com/google/devtools/build/lib/bazel/rules/BazelRuleClassProvider.java +++ b/src/main/java/com/google/devtools/build/lib/bazel/rules/BazelRuleClassProvider.java @@ -635,7 +635,7 @@ public class BazelRuleClassProvider { builder.addRuleDefinition(new ObjcXcodeprojRule()); builder.addRuleDefinition(new ObjcRuleClasses.CoptsRule()); builder.addRuleDefinition(new ObjcRuleClasses.BundlingRule()); - builder.addRuleDefinition(new ObjcRuleClasses.DylibDependingRule()); + builder.addRuleDefinition(new ObjcRuleClasses.DylibDependingRule(objcProtoAspect)); builder.addRuleDefinition(new ObjcRuleClasses.ReleaseBundlingRule()); builder.addRuleDefinition(new ObjcRuleClasses.SimulatorRule()); builder.addRuleDefinition(new ObjcRuleClasses.CompilingRule()); diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinary.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinary.java index abd5eddb34..c20133319a 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinary.java +++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinary.java @@ -94,6 +94,8 @@ public class AppleBinary implements RuleConfiguredTargetFactory { ruleContext.getPrerequisitesByConfiguration("deps", Mode.SPLIT); Iterable<ObjcProvider> dylibProviders = ruleContext.getPrerequisites(DYLIBS_ATTR_NAME, Mode.TARGET, ObjcProvider.class); + Iterable<ObjcProtoProvider> dylibProtoProviders = + ruleContext.getPrerequisites(DYLIBS_ATTR_NAME, Mode.TARGET, ObjcProtoProvider.class); BundleLoaderProvider bundleLoaderProvider = ruleContext.getPrerequisite( @@ -115,6 +117,7 @@ public class AppleBinary implements RuleConfiguredTargetFactory { configToDepsCollectionMap, configurationToNonPropagatedObjcMap, dylibProviders, + dylibProtoProviders, bundleLoaderObjcProvider); multiArchBinarySupport.registerActions( diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDynamicLibrary.java b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDynamicLibrary.java index a4f9f232bf..50f7d10e6d 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDynamicLibrary.java +++ b/src/main/java/com/google/devtools/build/lib/rules/objc/AppleDynamicLibrary.java @@ -34,6 +34,7 @@ import com.google.devtools.build.lib.rules.apple.Platform; import com.google.devtools.build.lib.rules.apple.Platform.PlatformType; import com.google.devtools.build.lib.rules.cpp.CcToolchainProvider; import com.google.devtools.build.lib.rules.objc.CompilationSupport.ExtraLinkArgs; + import java.util.Map; import java.util.Set; @@ -56,17 +57,21 @@ public class AppleDynamicLibrary implements RuleConfiguredTargetFactory { ruleContext.getPrerequisitesByConfiguration("deps", Mode.SPLIT); Iterable<ObjcProvider> dylibProviders = ruleContext.getPrerequisites(DYLIBS_ATTR_NAME, Mode.TARGET, ObjcProvider.class); + Iterable<ObjcProtoProvider> dylibProtoProviders = + ruleContext.getPrerequisites(DYLIBS_ATTR_NAME, Mode.TARGET, ObjcProtoProvider.class); Set<BuildConfiguration> childConfigurations = getChildConfigurations(ruleContext); Artifact outputArtifact = ObjcRuleClasses.intermediateArtifacts(ruleContext).combinedArchitectureDylib(); MultiArchBinarySupport multiArchBinarySupport = new MultiArchBinarySupport(ruleContext); + Map<BuildConfiguration, ObjcProvider> objcProviderByDepConfiguration = multiArchBinarySupport.objcProviderByDepConfiguration( childConfigurations, configToDepsCollectionMap, configurationToNonPropagatedObjcMap, dylibProviders, + dylibProtoProviders, Optional.<ObjcProvider>absent()); multiArchBinarySupport.registerActions( diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/MultiArchBinarySupport.java b/src/main/java/com/google/devtools/build/lib/rules/objc/MultiArchBinarySupport.java index 774e00334f..11f8696a28 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/objc/MultiArchBinarySupport.java +++ b/src/main/java/com/google/devtools/build/lib/rules/objc/MultiArchBinarySupport.java @@ -24,11 +24,13 @@ import com.google.devtools.build.lib.analysis.RuleConfiguredTarget.Mode; import com.google.devtools.build.lib.analysis.RuleContext; import com.google.devtools.build.lib.analysis.TransitiveInfoCollection; import com.google.devtools.build.lib.analysis.config.BuildConfiguration; +import com.google.devtools.build.lib.collect.nestedset.NestedSet; import com.google.devtools.build.lib.collect.nestedset.NestedSetBuilder; import com.google.devtools.build.lib.packages.RuleClass.ConfiguredTargetFactory.RuleErrorException; import com.google.devtools.build.lib.rules.apple.Platform; import com.google.devtools.build.lib.rules.objc.CompilationSupport.ExtraLinkArgs; import com.google.devtools.build.lib.rules.objc.ObjcCommon.ResourceAttributes; + import java.util.List; import java.util.Map; import java.util.Set; @@ -131,8 +133,10 @@ public class MultiArchBinarySupport { * current rule have propagated in that configuration * @param configurationToNonPropagatedObjcMap a map from child configuration to providers that * "non_propagated_deps" of the current rule have propagated in that configuration - * @param dylibProviders providers that dynamic library dependencies of the current rule have - * propagated + * @param dylibObjcProviders {@link ObjcProvider}s that dynamic library dependencies of the + * current rule have propagated + * @param dylibProtoProviders {@link ObjcProtoProvider} providers that dynamic library + * dependencies of the current rule have propagated * @param bundleLoaderObjcProvider Optional ObjcProvider containing artifacts and paths to be * included in this binary's compilation actions * @throws RuleErrorException if there are attribute errors in the current rule context @@ -141,16 +145,19 @@ public class MultiArchBinarySupport { Set<BuildConfiguration> childConfigurations, ImmutableListMultimap<BuildConfiguration, TransitiveInfoCollection> configToDepsCollectionMap, ImmutableListMultimap<BuildConfiguration, ObjcProvider> configurationToNonPropagatedObjcMap, - Iterable<ObjcProvider> dylibProviders, + Iterable<ObjcProvider> dylibObjcProviders, + Iterable<ObjcProtoProvider> dylibProtoProviders, Optional<ObjcProvider> bundleLoaderObjcProvider) throws RuleErrorException, InterruptedException { ImmutableMap.Builder<BuildConfiguration, ObjcProvider> configurationToObjcProviderBuilder = ImmutableMap.builder(); + for (BuildConfiguration childConfig : childConfigurations) { Optional<ObjcProvider> protosObjcProvider; if (ObjcRuleClasses.objcConfiguration(ruleContext).enableAppleBinaryNativeProtos()) { ProtobufSupport protoSupport = - new ProtobufSupport(ruleContext, childConfig) + new ProtobufSupport(ruleContext, childConfig, + protoArtifactsToAvoid(dylibProtoProviders)) .registerGenerationActions() .registerCompilationActions(); protosObjcProvider = protoSupport.getObjcProvider(); @@ -163,7 +170,7 @@ public class MultiArchBinarySupport { Iterable<ObjcProvider> additionalDepProviders = Iterables.concat( - dylibProviders, + dylibObjcProviders, ruleContext.getPrerequisites("bundles", Mode.TARGET, ObjcProvider.class), protosObjcProvider.asSet(), bundleLoaderObjcProvider.asSet()); @@ -176,7 +183,7 @@ public class MultiArchBinarySupport { nullToEmptyList(configToDepsCollectionMap.get(childConfig)), nullToEmptyList(configurationToNonPropagatedObjcMap.get(childConfig)), additionalDepProviders); - ObjcProvider objcProvider = common.getObjcProvider().subtractSubtrees(dylibProviders); + ObjcProvider objcProvider = common.getObjcProvider().subtractSubtrees(dylibObjcProviders); configurationToObjcProviderBuilder.put(childConfig, objcProvider); } @@ -218,4 +225,15 @@ public class MultiArchBinarySupport { private <T> List<T> nullToEmptyList(List<T> inputList) { return inputList != null ? inputList : ImmutableList.<T>of(); } + + private static NestedSet<Artifact> protoArtifactsToAvoid( + Iterable<ObjcProtoProvider> avoidedProviders) { + NestedSetBuilder<Artifact> avoidArtifacts = NestedSetBuilder.stableOrder(); + for (ObjcProtoProvider avoidProvider : avoidedProviders) { + for (NestedSet<Artifact> avoidProviderOutputGroup : avoidProvider.getProtoGroups()) { + avoidArtifacts.addTransitive(avoidProviderOutputGroup); + } + } + return avoidArtifacts.build(); + } } diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java index 7209c7a9bb..14776b30df 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java +++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ObjcRuleClasses.java @@ -957,6 +957,12 @@ public class ObjcRuleClasses { */ public static class DylibDependingRule implements RuleDefinition { + private final ObjcProtoAspect objcProtoAspect; + + public DylibDependingRule(ObjcProtoAspect objcProtoAspect) { + this.objcProtoAspect = objcProtoAspect; + } + /** * Attribute name for dylib dependencies. */ @@ -981,7 +987,8 @@ public class ObjcRuleClasses { .direct_compile_time_input() .mandatoryNativeProviders( ImmutableList.<Class<? extends TransitiveInfoProvider>>of(ObjcProvider.class)) - .allowedFileTypes()) + .allowedFileTypes() + .aspect(objcProtoAspect)) .build(); } diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/ProtobufSupport.java b/src/main/java/com/google/devtools/build/lib/rules/objc/ProtobufSupport.java index f96b8e81a4..f8b8a7deb2 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/objc/ProtobufSupport.java +++ b/src/main/java/com/google/devtools/build/lib/rules/objc/ProtobufSupport.java @@ -17,9 +17,11 @@ package com.google.devtools.build.lib.rules.objc; import static com.google.devtools.build.lib.rules.objc.XcodeProductType.LIBRARY_STATIC; import com.google.common.base.Optional; +import com.google.common.base.Predicates; import com.google.common.collect.ImmutableList; import com.google.common.collect.ImmutableSet; import com.google.common.collect.ImmutableSetMultimap; +import com.google.common.collect.Iterables; import com.google.common.collect.Ordering; import com.google.common.collect.Sets; import com.google.devtools.build.lib.actions.Artifact; @@ -37,6 +39,7 @@ import com.google.devtools.build.lib.packages.RuleClass.ConfiguredTargetFactory. import com.google.devtools.build.lib.rules.proto.ProtoSourcesProvider; import com.google.devtools.build.lib.vfs.FileSystemUtils; import com.google.devtools.build.lib.vfs.PathFragment; + import java.util.HashMap; import java.util.Set; @@ -57,6 +60,9 @@ import java.util.Set; */ final class ProtobufSupport { + private static final String HEADER_SUFFIX = ".pbobjc.h"; + private static final String SOURCE_SUFFIX = ".pbobjc.m"; + private static final String BUNDLED_PROTOS_IDENTIFIER = "BundledProtos"; private static final String UNIQUE_DIRECTORY_NAME = "_generated_protos"; @@ -65,6 +71,7 @@ final class ProtobufSupport { private final BuildConfiguration buildConfiguration; private final ProtoAttributes attributes; private final IntermediateArtifacts intermediateArtifacts; + private final Set<Artifact> dylibHandledProtos; // Each entry of this map represents a generation action and a compilation action. The input set // are dependencies of the output set. The output set is always a subset of, or the same set as, @@ -90,7 +97,7 @@ final class ProtobufSupport { * * @param ruleContext context this proto library is constructed in */ - public ProtobufSupport(RuleContext ruleContext) throws RuleErrorException { + public ProtobufSupport(RuleContext ruleContext) { this(ruleContext, ruleContext.getConfiguration()); } @@ -104,12 +111,30 @@ final class ProtobufSupport { * @param buildConfiguration the configuration from which to get prerequisites when building proto * targets in a split configuration */ - public ProtobufSupport(RuleContext ruleContext, BuildConfiguration buildConfiguration) - throws RuleErrorException { + public ProtobufSupport(RuleContext ruleContext, BuildConfiguration buildConfiguration) { + this(ruleContext, buildConfiguration, NestedSetBuilder.<Artifact>stableOrder().build()); + } + + /** + * Creates a new proto support for the protobuf library. This support code bundles up all the + * transitive protos within the groups in which they were defined. We use that information to + * minimize the number of inputs per generation/compilation actions by only providing what is + * really needed to the actions. + * + * @param ruleContext context this proto library is constructed in + * @param buildConfiguration the configuration from which to get prerequisites when building proto + * targets in a split configuration + * @param dylibHandledProtos a set of protos linked into dynamic libraries that the current + * rule depends on; these protos will not be output by this support, thus avoiding duplicate + * symbols + */ + public ProtobufSupport(RuleContext ruleContext, BuildConfiguration buildConfiguration, + NestedSet<Artifact> dylibHandledProtos) { this.ruleContext = ruleContext; this.buildConfiguration = buildConfiguration; this.attributes = new ProtoAttributes(ruleContext); this.inputsToOutputsMap = getInputsToOutputsMap(); + this.dylibHandledProtos = dylibHandledProtos.toSet(); this.intermediateArtifacts = ObjcRuleClasses.intermediateArtifacts(ruleContext, buildConfiguration); } @@ -141,7 +166,7 @@ final class ProtobufSupport { .setPchFile(Optional.<Artifact>absent()) .addAdditionalHdrs(getProtobufHeaders()) .addAdditionalHdrs( - getGeneratedProtoOutputs(inputsToOutputsMap.values(), ".pbobjc.h")); + getGeneratedProtoOutputs(inputsToOutputsMap.values(), HEADER_SUFFIX)); new LegacyCompilationSupport( ruleContext, @@ -184,8 +209,9 @@ final class ProtobufSupport { public ProtobufSupport addFilesToBuild(NestedSetBuilder<Artifact> filesToBuild) { for (ImmutableSet<Artifact> inputProtoFiles : inputsToOutputsMap.keySet()) { ImmutableSet<Artifact> outputProtoFiles = inputsToOutputsMap.get(inputProtoFiles); - Iterable<Artifact> generatedSources = getGeneratedProtoOutputs(outputProtoFiles, ".pbobjc.m"); - Iterable<Artifact> generatedHeaders = getGeneratedProtoOutputs(outputProtoFiles, ".pbobjc.h"); + Iterable<Artifact> generatedSources = getProtoSourceFilesForCompilation(outputProtoFiles); + Iterable<Artifact> generatedHeaders = getGeneratedProtoOutputs(outputProtoFiles, + HEADER_SUFFIX); filesToBuild.addAll(generatedSources).addAll(generatedHeaders); } @@ -314,8 +340,7 @@ final class ProtobufSupport { return protobufHeaderSearchPaths.build(); } - private ImmutableSetMultimap<ImmutableSet<Artifact>, Artifact> getInputsToOutputsMap() - throws RuleErrorException { + private ImmutableSetMultimap<ImmutableSet<Artifact>, Artifact> getInputsToOutputsMap() { Iterable<ObjcProtoProvider> objcProtoProviders = getObjcProtoProviders(); Iterable<ProtoSourcesProvider> protoProviders = getProtoSourcesProviders(); @@ -452,16 +477,23 @@ final class ProtobufSupport { new CompilationArtifacts.Builder() .setIntermediateArtifacts(intermediateArtifacts) .setPchFile(Optional.<Artifact>absent()) - .addAdditionalHdrs(getGeneratedProtoOutputs(filteredInputProtos, ".pbobjc.h")) + .addAdditionalHdrs(getGeneratedProtoOutputs(filteredInputProtos, HEADER_SUFFIX)) .addAdditionalHdrs(getProtobufHeaders()); if (isLinkingTarget()) { - compilationArtifacts.addNonArcSrcs(getGeneratedProtoOutputs(outputProtoFiles, ".pbobjc.m")); + compilationArtifacts.addNonArcSrcs(getProtoSourceFilesForCompilation(outputProtoFiles)); } return compilationArtifacts.build(); } + private Iterable<Artifact> getProtoSourceFilesForCompilation( + Iterable<Artifact> outputProtoFiles) { + Iterable<Artifact> filteredOutputs = + Iterables.filter(outputProtoFiles, Predicates.not(Predicates.in(dylibHandledProtos))); + return getGeneratedProtoOutputs(filteredOutputs, SOURCE_SUFFIX); + } + private void registerGenerationAction( Iterable<Artifact> outputProtos, Iterable<Artifact> inputProtos, String protoFileSuffix) { Artifact protoInputsFile = getProtoInputsFile(protoFileSuffix); @@ -478,8 +510,8 @@ final class ProtobufSupport { .addTransitiveInputs(getPortableProtoFilters()) .addInput(protoInputsFile) .addInputs(inputProtos) - .addOutputs(getGeneratedProtoOutputs(outputProtos, ".pbobjc.h")) - .addOutputs(getGeneratedProtoOutputs(outputProtos, ".pbobjc.m")) + .addOutputs(getGeneratedProtoOutputs(outputProtos, HEADER_SUFFIX)) + .addOutputs(getProtoSourceFilesForCompilation(outputProtos)) .setExecutable(attributes.getProtoCompiler().getExecPath()) .setCommandLine(getGenerationCommandLine(protoInputsFile)) .build(ruleContext)); |