1 files changed, 63 insertions, 0 deletions
diff --git a/src/tools/launcher/launcher_main.cc b/src/tools/launcher/launcher_main.cc
new file mode 100644
index 0000000000..6f9133b6f2
--- /dev/null
+++ b/src/tools/launcher/launcher_main.cc
@@ -0,0 +1,63 @@
+// Copyright 2017 The Bazel Authors. 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.
+
+#include <memory>
+
+#include "src/tools/launcher/bash_launcher.h"
+#include "src/tools/launcher/java_launcher.h"
+#include "src/tools/launcher/launcher.h"
+#include "src/tools/launcher/python_launcher.h"
+#include "src/tools/launcher/util/data_parser.h"
+#include "src/tools/launcher/util/launcher_util.h"
+
+static constexpr const char* BINARY_TYPE = "binary_type";
+
+using bazel::launcher::BashBinaryLauncher;
+using bazel::launcher::BinaryLauncherBase;
+using bazel::launcher::GetBinaryPathWithExtension;
+using bazel::launcher::JavaBinaryLauncher;
+using bazel::launcher::LaunchDataParser;
+using bazel::launcher::PythonBinaryLauncher;
+using bazel::launcher::die;
+using std::make_unique;
+using std::unique_ptr;
+
+int main(int argc, char* argv[]) {
+  LaunchDataParser::LaunchInfo launch_info;
+
+  if (!LaunchDataParser::GetLaunchInfo(GetBinaryPathWithExtension(argv[0]),
+                                       &launch_info)) {
+    die("Failed to parse launch info.");
+  }
+
+  auto result = launch_info.find(BINARY_TYPE);
+  if (result == launch_info.end()) {
+    die("Cannot find key \"%s\" from launch data.", BINARY_TYPE);
+  }
+
+  unique_ptr<BinaryLauncherBase> binary_launcher;
+
+  if (result->second == "Python") {
+    binary_launcher =
+        make_unique<PythonBinaryLauncher>(launch_info, argc, argv);
+  } else if (result->second == "Bash") {
+    binary_launcher = make_unique<BashBinaryLauncher>(launch_info, argc, argv);
+  } else if (result->second == "Java") {
+    binary_launcher = make_unique<JavaBinaryLauncher>(launch_info, argc, argv);
+  } else {
+    die("Unknown binary type, cannot launch anything.");
+  }
+
+  return binary_launcher->Launch();
+}