EnvironmentVariables.hpp

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// Copyright 2024 Sebastian Eibl
//
// 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
//
//     https://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.
 
#pragma once
 
#include "datatypes.hpp"
 
namespace mrmd
{
namespace util
{
inline std::string getEnvironmentVariable(const std::string& variable)
{
    auto value = std::getenv(variable.c_str()) != nullptr
                     ? std::string(std::getenv(variable.c_str()))
                     : std::string("");
    return value;
}
 
}  // namespace util
}  // namespace mrmd