Apply native binary launcher to sh_binary

This change:
1. Added launcher to @bazel_tools
  If the host platform is Windows, we use a prebuilt launcher.exe
  , otherwise the launcher needs to be built with MSVC first.

2. Launching sh_binary using native launcher.

Change-Id: I5a63135455057fbfe04ff0cce7ec7994ef0c347a
PiperOrigin-RevId: 163442540

1 files changed, 16 insertions, 0 deletions

diff --git a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredRuleClassProvider.java b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredRuleClassProvider.java
index 42826523e1..2d13abd9ec 100644
--- a/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredRuleClassProvider.java
+++ b/src/main/java/com/google/devtools/build/lib/analysis/ConfiguredRuleClassProvider.java
@@ -227,11 +227,19 @@ public class ConfiguredRuleClassProvider implements RuleClassProvider {
         registeredSkylarkProviders = ImmutableBiMap.builder();
     private Map<String, String> platformRegexps = new TreeMap<>();
 
+    // TODO(pcloudy): Remove this field after Bazel rule definitions are not used internally.
+    private String nativeLauncherLabel;
+
     public Builder setProductName(String productName) {
       this.productName = productName;
       return this;
     }
 
+    public Builder setNativeLauncherLabel(String label) {
+      this.nativeLauncherLabel = label;
+      return this;
+    }
+
     public void addWorkspaceFilePrefix(String contents) {
       defaultWorkspaceFilePrefix.append(contents);
     }
@@ -455,6 +463,14 @@ public class ConfiguredRuleClassProvider implements RuleClassProvider {
     }
 
     @Override
+    public Label getLauncherLabel() {
+      if (nativeLauncherLabel == null) {
+        return null;
+      }
+      return getToolsLabel(nativeLauncherLabel);
+    }
+
+    @Override
     public String getToolsRepository() {
       return toolsRepository;
     }