21 lines
496 B
C++
21 lines
496 B
C++
// 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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#ifndef SRC_COMMON_HPP_
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#define SRC_COMMON_HPP_
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#include <string>
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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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* \param[in] def_val: value to return when not found
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* \return variable value or def_val
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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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#endif // SRC_COMMON_HPP_
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