1 files changed, 59 insertions, 0 deletions
diff --git a/compiler/onnxkit/src/Support.hpp b/compiler/onnxkit/src/Support.hpp
new file mode 100644
index 000000000..a7bf0124d
--- /dev/null
+++ b/compiler/onnxkit/src/Support.hpp
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. 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.
+ */
+
+#ifndef __SUPPORT_H__
+#define __SUPPORT_H__
+
+#include <string>
+
+#include <iostream>
+#include <memory>
+
+class Cmdline
+{
+public:
+  Cmdline() = delete;
+  Cmdline(int argc, const char *const *argv) : _argc(static_cast<unsigned int>(argc)), _argv{argv}
+  {
+    // DO NOTHING
+  }
+
+  std::string get(unsigned int index) const;
+  std::string get_or(unsigned int index, const std::string &) const;
+
+private:
+  unsigned int _argc;
+  const char *const *_argv;
+};
+
+class UI
+{
+public:
+  std::istream *in() const { return _in ? _in.get() : &std::cin; }
+  std::ostream *out() const { return _out ? _out.get() : &std::cout; }
+
+public:
+  void in(std::unique_ptr<std::istream> &&in) { _in = std::move(in); }
+  void out(std::unique_ptr<std::ostream> &&out) { _out = std::move(out); }
+
+private:
+  std::unique_ptr<std::istream> _in;
+  std::unique_ptr<std::ostream> _out;
+};
+
+std::unique_ptr<UI> make_ui(const Cmdline &cmdargs);
+
+#endif // __SUPPORT_H__