Add on_demand_service_tool

tools/tool_support.cc

Index: tools/tool_support.cc
diff --git a/tools/tool_support.cc b/tools/tool_support.cc
new file mode 100644
index 0000000000000000000000000000000000000000..175fa431df1c01328af21e7684c0013bc945c03c
--- /dev/null
+++ b/tools/tool_support.cc
@@ -0,0 +1,51 @@
+// Copyright 2014 The Crashpad 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 "tools/tool_support.h"
+
+#include <stdio.h>
+
+#include "package.h"
+
+namespace crashpad {
+
+// static
+void ToolSupport::Version(const std::string& me) {
+  fprintf(stderr,
+          "%s (%s) %s\n%s\n",
+          me.c_str(),
+          PACKAGE_NAME,
+          PACKAGE_VERSION,
+          PACKAGE_COPYRIGHT);
+}
+
+// static
+void ToolSupport::UsageTail(const std::string& me) {
+  fprintf(stderr,
+          "\nReport %s bugs to\n%s\n%s home page: <%s>\n",
+          me.c_str(),
+          PACKAGE_BUGREPORT,
+          PACKAGE_NAME,
+          PACKAGE_URL);
+}
+
+// static
+void ToolSupport::UsageHint(const std::string& me, const char* hint) {
+  if (hint) {
+    fprintf(stderr, "%s: %s\n", me.c_str(), hint);
+  }
+  fprintf(stderr, "Try '%s --help' for more information.\n", me.c_str());
+}
+
+}  // namespace crashpad