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66ee6ac673
- My usual test environment has umask set to 022, but on one dev box it is 002, leading to test failures (which show the test was bad, not that the umask-setting code is bad)
58 lines
1.6 KiB
C++
58 lines
1.6 KiB
C++
/* === This file is part of Calamares - <https://github.com/calamares> ===
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*
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* Copyright 2019, Adriaan de Groot <groot@kde.org>
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*
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* Calamares is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Calamares 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Calamares. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef UTILS_UMASK_H
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#define UTILS_UMASK_H
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#include "DllMacro.h"
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#include <sys/types.h>
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namespace CalamaresUtils
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{
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/** @brief Wrapper for umask(2)
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*
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* Like umask(2), sets the umask and returns the previous value of the mask.
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*/
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DLLEXPORT mode_t setUMask( mode_t u );
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/** @brief RAII for setting and re-setting umask.
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*
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* Create an object of this class to set the umask,
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* and the umask is reset to its original value when
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* the object goes out of scope.
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*/
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class DLLEXPORT UMask
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{
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public:
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UMask( mode_t u );
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~UMask();
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/** @brief a "safe" umask
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*
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* This umask will switch off group- and other- permissions for
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* files, so that the file cannot be read, written, or executed
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* except by the owner.
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*/
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static constexpr mode_t Safe = 077; // octal!
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private:
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mode_t m_mode;
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};
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} // namespace CalamaresUtils
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#endif
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