Tweak the bootstrapping and build process so that the prebuilt tools …

…under tools/jdk are not necessary anymore.

Fixes bazelbuild#508.

--
MOS_MIGRATED_REVID=108123264

.gitignore

@@ -21,10 +21,6 @@
 /base_workspace/src
 /bazel.iml
 /tools/jdk/jdk
-/tools/jdk/ijar
-/tools/jdk/JavaBuilder_deploy.jar
-/tools/jdk/GenClass_deploy.jar
-/tools/jdk/SingleJar_deploy.jar
 /tools/objc/*.jar
 /tools/objc/actoolwrapper.sh
 /tools/objc/ibtoolwrapper.sh

compile.sh

@@ -90,14 +90,6 @@ fi
 
 source scripts/bootstrap/bootstrap.sh
 if [ $DO_TOOLS_COMPILATION ]; then
-  new_step 'Building Bazel tools'
-  bazel_bootstrap //third_party/ijar:ijar tools/jdk/ijar 0755
-  bazel_bootstrap //src/java_tools/singlejar:SingleJar_deploy.jar \
-      tools/jdk/SingleJar_deploy.jar
-  bazel_bootstrap //src/java_tools/buildjar:JavaBuilder_deploy.jar \
-      tools/jdk/JavaBuilder_deploy.jar
-  bazel_bootstrap //src/java_tools/buildjar/java/com/google/devtools/build/buildjar/genclass:GenClass_deploy.jar \
-      tools/jdk/GenClass_deploy.jar
   if [[ $PLATFORM == "darwin" ]]; then
     bazel_bootstrap //src/tools/xcode/actoolwrapper:actoolwrapper tools/objc/actoolwrapper.sh 0755
     bazel_bootstrap //src/tools/xcode/ibtoolwrapper:ibtoolwrapper tools/objc/ibtoolwrapper.sh 0755

src/BUILD

@@ -78,6 +78,10 @@ genrule(
         "//src/tools/android/java/com/google/devtools/build/android/incrementaldeployment:srcs",
         "//src/tools/android/java/com/google/devtools/build/android/ziputils:embedded_tools",
         "//src/main/protobuf:srcs",
+        "//src/java_tools/buildjar:JavaBuilder_deploy.jar",
+        "//src/java_tools/singlejar:SingleJar_deploy.jar",
+        "//src/java_tools/buildjar/java/com/google/devtools/build/buildjar/genclass:GenClass_deploy.jar",
+        "//third_party/ijar",
     ],
     outs = ["embedded_tools.zip"],
     cmd = "$(location :create_embedded_tools.sh) $@ $(SRCS)",

src/create_embedded_tools.sh

@@ -27,7 +27,14 @@ mkdir -p "${PACKAGE_DIR}"
 trap "rm -fr \"${PACKAGE_DIR}\"" EXIT
 
 for i in $*; do
-  OUTPUT_PATH=$(echo $i | sed 's_^.*bazel-out/[^/]*/bin/__')
+  case "$i" in
+    *JavaBuilder_deploy.jar) OUTPUT_PATH=tools/jdk/JavaBuilder_deploy.jar ;;
+    *SingleJar_deploy.jar) OUTPUT_PATH=tools/jdk/SingleJar_deploy.jar ;;
+    *GenClass_deploy.jar) OUTPUT_PATH=tools/jdk/GenClass_deploy.jar ;;
+    *ijar) OUTPUT_PATH=tools/jdk/ijar ;;
+    *) OUTPUT_PATH=$(echo $i | sed 's_^.*bazel-out/[^/]*/bin/__') ;;
+  esac
+
   mkdir -p "${PACKAGE_DIR}/$(dirname "${OUTPUT_PATH}")"
   cp "$i" "${PACKAGE_DIR}/${OUTPUT_PATH}"
 done

tools/jdk/BUILD

@@ -94,13 +94,6 @@ java_toolchain(
     target_version = "8",
 )
 
-exports_files([
-    "JavaBuilder_deploy.jar",
-    "ijar",
-    "SingleJar_deploy.jar",
-    "GenClass_deploy.jar",
-])
-
 filegroup(
     name = "srcs",
     srcs = [