57 lines
1.4 KiB
C++
Executable File
57 lines
1.4 KiB
C++
Executable File
/*
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* Copyright (c) 2015, PHILIPPE TILLET. All rights reserved.
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*
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* This file is part of ISAAC.
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*
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* ISAAC is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#ifndef TDL_TOOLS_SYS_GETENV_HPP
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#define TDL_TOOLS_SYS_GETENV_HPP
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#include <string>
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#include <cstdlib>
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namespace tdl
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{
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namespace tools
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{
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inline std::string getenv(const char * name)
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{
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#ifdef _MSC_VER
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char* cache_path = 0;
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std::size_t sz = 0;
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_dupenv_s(&cache_path, &sz, name);
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#else
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const char * cache_path = std::getenv(name);
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#endif
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if(!cache_path)
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return "";
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std::string result(cache_path);
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#ifdef _MSC_VER
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free(cache_path);
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#endif
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return result;
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}
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}
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}
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#endif
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