69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
/* vim: set sw=4 sts=4 et foldmethod=syntax : */
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/*
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* Copyright (c) 2006 Ciaran McCreesh
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*
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* This file is part of the Paludis package manager. Paludis is free software;
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* you can redistribute it and/or modify it under the terms of the GNU General
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* Public License version 2, as published by the Free Software Foundation.
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*
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* Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef PALUDIS_GUARD_PALUDIS_FD_HOLDER_HH
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#define PALUDIS_GUARD_PALUDIS_FD_HOLDER_HH 1
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#include <unistd.h>
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namespace paludis
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{
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/**
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* RAII holder for a file descriptor.
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*/
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class PALUDIS_VISIBLE FDHolder
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{
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private:
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const int _fd;
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const bool _sync;
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public:
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///\name Basic operations
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///\{
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FDHolder(const int fd, bool sync = true) :
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_fd(fd),
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_sync(sync)
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{
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}
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~FDHolder()
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{
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if (-1 != _fd)
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{
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if (_sync)
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::fsync(_fd);
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::close(_fd);
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}
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}
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///\}
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/**
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* Fetch our file descriptor.
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*/
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operator int () const
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{
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return _fd;
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}
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};
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}
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#endif
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