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-rw-r--r--runtimes/neurun/src/util/config/ConfigManager.cc74
1 files changed, 74 insertions, 0 deletions
diff --git a/runtimes/neurun/src/util/config/ConfigManager.cc b/runtimes/neurun/src/util/config/ConfigManager.cc
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+++ b/runtimes/neurun/src/util/config/ConfigManager.cc
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+/*
+ * 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 "ConfigManager.h"
+
+#include <cstdlib>
+
+namespace neurun
+{
+namespace config
+{
+
+ConfigManager &ConfigManager::instance()
+{
+ static ConfigManager manager;
+ return manager;
+}
+
+ConfigManager::ConfigManager()
+{
+ auto fetch_from_env_var = [&](const std::string &key) {
+ const char *value = std::getenv(key.c_str());
+ if (value != nullptr)
+ {
+ _map[key] = value;
+ }
+ };
+
+#define CONFIG(Name, Type, Default) \
+ _map.insert({std::string{#Name}, std::string{Default}}); \
+ fetch_from_env_var(#Name);
+
+#include "Config.lst"
+
+#undef CONFIG
+}
+
+template <> bool ConfigManager::get<bool>(const std::string &key) const
+{
+ auto raw = _map.at(key);
+
+ static const std::array<std::string, 5> false_list{"0", "OFF", "FALSE", "N", "NO"};
+ auto false_found = std::find(false_list.begin(), false_list.end(), raw);
+
+ return (false_found == false_list.end());
+}
+
+template <> int ConfigManager::get<int>(const std::string &key) const
+{
+ auto raw = _map.at(key);
+ return std::stoi(raw);
+}
+
+template <> std::string ConfigManager::get<std::string>(const std::string &key) const
+{
+ auto raw = _map.at(key);
+ return raw;
+}
+
+} // namespace config
+} // namespace neurun