1 files changed, 95 insertions, 0 deletions
diff --git a/libs/misc/src/environment.cpp b/libs/misc/src/environment.cpp
new file mode 100644
index 000000000..e39f18d62
--- /dev/null
+++ b/libs/misc/src/environment.cpp
@@ -0,0 +1,95 @@
+/*
+ * Copyright (c) 2018 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.
+ */
+
+#include <string.h>
+#include <cstdlib>
+#include <string>
+
+#include "misc/environment.h"
+
+namespace nnfw
+{
+namespace misc
+{
+
+int get_env_int(const char *name, int defaultValue)
+{
+  const char *value = std::getenv(name);
+  if (value != nullptr)
+    return std::stoi(value);
+  return defaultValue;
+}
+
+bool get_env_bool(const char *name, bool defaultValue)
+{
+  const char *value = std::getenv(name);
+  if (value != nullptr)
+  {
+    return std::stoi(value) != 0;
+  }
+
+  return defaultValue;
+}
+
+} // namespace misc
+} // namespace nnfw
+
+namespace nnfw
+{
+namespace misc
+{
+namespace env
+{
+
+IntAccessor::IntAccessor(const std::string &tag) : _tag{tag}
+{
+  // DO NOTHING
+}
+
+bool IntAccessor::access(int &out) const
+{
+  auto value = std::getenv(_tag.c_str());
+
+  if (value == nullptr)
+  {
+    return false;
+  }
+
+  out = std::stoi(value);
+  return true;
+}
+
+FloatAccessor::FloatAccessor(const std::string &tag) : _tag{tag}
+{
+  // DO NOTHING
+}
+
+bool FloatAccessor::access(float &out) const
+{
+  auto value = std::getenv(_tag.c_str());
+
+  if (value == nullptr)
+  {
+    return false;
+  }
+
+  out = std::stof(value);
+  return true;
+}
+
+} // namespace env
+} // namespace misc
+} // namespace nnfw