22 lines
483 B
C++
22 lines
483 B
C++
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// SPDX-License-Identifier: Apache-2.0
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/*
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* Copyright (C) 2023 Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
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*/
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#include "common.hpp"
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#include <string>
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#include <cstdlib>
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/*!
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* \brief return shell environment variable value
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* \param[in] key: variable name
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* \return variable value or ""
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*/
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const std::string get_shell_env_var(const char* key,
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const char *def_val) noexcept {
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const char* ret = std::getenv(key);
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return std::string(ret ? ret : def_val);
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}
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