1 files changed, 71 insertions, 0 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CcToolchainRule.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcToolchainRule.java
new file mode 100644
index 0000000000..6c68f00bab
--- /dev/null
+++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/CcToolchainRule.java
@@ -0,0 +1,71 @@
+// Copyright 2014 Google Inc. All rights reserved.
+//
+// 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.
+package com.google.devtools.build.lib.rules.cpp;
+
+import static com.google.devtools.build.lib.packages.Attribute.ConfigurationTransition.HOST;
+import static com.google.devtools.build.lib.packages.Attribute.attr;
+import static com.google.devtools.build.lib.packages.Type.BOOLEAN;
+import static com.google.devtools.build.lib.packages.Type.LABEL;
+import static com.google.devtools.build.lib.packages.Type.LABEL_LIST;
+import static com.google.devtools.build.lib.packages.Type.LICENSE;
+import static com.google.devtools.build.lib.packages.Type.STRING;
+
+import com.google.devtools.build.lib.analysis.BaseRuleClasses;
+import com.google.devtools.build.lib.analysis.BlazeRule;
+import com.google.devtools.build.lib.analysis.RuleDefinition;
+import com.google.devtools.build.lib.analysis.RuleDefinitionEnvironment;
+import com.google.devtools.build.lib.analysis.config.BuildConfiguration;
+import com.google.devtools.build.lib.packages.Attribute.LateBoundLabel;
+import com.google.devtools.build.lib.packages.Rule;
+import com.google.devtools.build.lib.packages.RuleClass;
+import com.google.devtools.build.lib.packages.RuleClass.Builder;
+import com.google.devtools.build.lib.syntax.Label;
+
+/**
+ * Rule definition for compiler definition.
+ */
+@BlazeRule(name = "cc_toolchain",
+             ancestors = { BaseRuleClasses.BaseRule.class },
+             factoryClass = CcToolchain.class)
+public final class CcToolchainRule implements RuleDefinition {
+  private static final LateBoundLabel<BuildConfiguration> LIBC_LINK =
+      new LateBoundLabel<BuildConfiguration>() {
+        @Override
+        public Label getDefault(Rule rule, BuildConfiguration configuration) {
+          return configuration.getFragment(CppConfiguration.class).getLibcLabel();
+        }
+      };
+
+  @Override
+  public RuleClass build(Builder builder, RuleDefinitionEnvironment env) {
+    return builder
+        .setUndocumented()
+        .add(attr("output_licenses", LICENSE))
+        .add(attr("cpu", STRING).mandatory())
+        .add(attr("all_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("compiler_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("strip_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("objcopy_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("linker_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("dwp_files", LABEL).legacyAllowAnyFileType().cfg(HOST).mandatory())
+        .add(attr("static_runtime_libs", LABEL_LIST).legacyAllowAnyFileType().mandatory())
+        .add(attr("dynamic_runtime_libs", LABEL_LIST).legacyAllowAnyFileType().mandatory())
+        .add(attr("module_map", LABEL).legacyAllowAnyFileType().cfg(HOST))
+        .add(attr("supports_param_files", BOOLEAN).value(true))
+        .add(attr("supports_header_parsing", BOOLEAN).value(false))
+        // TODO(bazel-team): Should be using the TARGET configuration.
+        .add(attr(":libc_link", LABEL).cfg(HOST).value(LIBC_LINK))
+        .build();
+  }
+}