From 5f31944b8942818aaf53571c76f5c6a9a9dafc72 Mon Sep 17 00:00:00 2001
From: Googler <noreply@google.com>
Date: Sat, 29 Apr 2017 03:34:50 +0200
Subject: Custom module map for j2objc_library

PiperOrigin-RevId: 154606005
---
 .../lib/rules/objc/IntermediateArtifacts.java      | 35 ++++++++++++++++++----
 1 file changed, 30 insertions(+), 5 deletions(-)

(limited to 'src/main/java/com/google/devtools/build/lib/rules/objc/IntermediateArtifacts.java')

diff --git a/src/main/java/com/google/devtools/build/lib/rules/objc/IntermediateArtifacts.java b/src/main/java/com/google/devtools/build/lib/rules/objc/IntermediateArtifacts.java
index 337ee963c6..8de811fe03 100644
--- a/src/main/java/com/google/devtools/build/lib/rules/objc/IntermediateArtifacts.java
+++ b/src/main/java/com/google/devtools/build/lib/rules/objc/IntermediateArtifacts.java
@@ -23,6 +23,7 @@ import com.google.devtools.build.lib.cmdline.Label;
 import com.google.devtools.build.lib.rules.cpp.CppCompileAction.DotdFile;
 import com.google.devtools.build.lib.rules.cpp.CppHelper;
 import com.google.devtools.build.lib.rules.cpp.CppModuleMap;
+import com.google.devtools.build.lib.rules.cpp.CppModuleMap.UmbrellaHeaderStrategy;
 import com.google.devtools.build.lib.util.Preconditions;
 import com.google.devtools.build.lib.vfs.FileSystemUtils;
 import com.google.devtools.build.lib.vfs.PathFragment;
@@ -46,22 +47,38 @@ public final class IntermediateArtifacts {
   private final BuildConfiguration buildConfiguration;
   private final String archiveFileNameSuffix;
   private final String outputPrefix;
+  private final UmbrellaHeaderStrategy umbrellaHeaderStrategy;
 
   IntermediateArtifacts(RuleContext ruleContext, String archiveFileNameSuffix,
       String outputPrefix) {
-    this(ruleContext, archiveFileNameSuffix, outputPrefix, ruleContext.getConfiguration());
+    this(ruleContext, archiveFileNameSuffix, outputPrefix, ruleContext.getConfiguration(),
+        UmbrellaHeaderStrategy.DO_NOT_GENERATE);
   }
 
   IntermediateArtifacts(RuleContext ruleContext, String archiveFileNameSuffix) {
-    this(ruleContext, archiveFileNameSuffix, "", ruleContext.getConfiguration());
+    this(ruleContext, archiveFileNameSuffix, "", ruleContext.getConfiguration(),
+        UmbrellaHeaderStrategy.DO_NOT_GENERATE);
   }
- 
+
   IntermediateArtifacts(RuleContext ruleContext, String archiveFileNameSuffix,
-      String outputPrefix, BuildConfiguration buildConfiguration) {
+      UmbrellaHeaderStrategy umbrellaHeaderStrategy) {
+    this(ruleContext, archiveFileNameSuffix, "", ruleContext.getConfiguration(),
+        umbrellaHeaderStrategy);
+  }
+
+  IntermediateArtifacts(RuleContext ruleContext, String archiveFileNameSuffix, String outputPrefix,
+      BuildConfiguration buildConfiguration) {
+    this(ruleContext, archiveFileNameSuffix, outputPrefix, buildConfiguration,
+        UmbrellaHeaderStrategy.DO_NOT_GENERATE);
+  }
+
+  IntermediateArtifacts(RuleContext ruleContext, String archiveFileNameSuffix, String outputPrefix,
+      BuildConfiguration buildConfiguration, UmbrellaHeaderStrategy umbrellaHeaderStrategy) {
     this.ruleContext = ruleContext;
     this.buildConfiguration = buildConfiguration;
     this.archiveFileNameSuffix = Preconditions.checkNotNull(archiveFileNameSuffix);
     this.outputPrefix = Preconditions.checkNotNull(outputPrefix);
+    this.umbrellaHeaderStrategy = umbrellaHeaderStrategy;
   }
 
   /**
@@ -434,7 +451,15 @@ public final class IntermediateArtifacts {
             .replace(":", "_");
     // To get Swift to pick up module maps, we need to name them "module.modulemap" and have their
     // parent directory in the module map search paths.
-    return new CppModuleMap(appendExtensionInGenfiles(".modulemaps/module.modulemap"), moduleName);
+    if (umbrellaHeaderStrategy == UmbrellaHeaderStrategy.GENERATE) {
+      return new CppModuleMap(
+          appendExtensionInGenfiles(".modulemaps/module.modulemap"),
+          appendExtensionInGenfiles(".modulemaps/umbrella.h"),
+          moduleName);
+    } else {
+      return new CppModuleMap(
+          appendExtensionInGenfiles(".modulemaps/module.modulemap"), moduleName);
+    }
   }
 
   /**
-- 
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